CN209709919U - Frequency converter expansion board clamping mounting box - Google Patents
Frequency converter expansion board clamping mounting box Download PDFInfo
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- CN209709919U CN209709919U CN201920415344.7U CN201920415344U CN209709919U CN 209709919 U CN209709919 U CN 209709919U CN 201920415344 U CN201920415344 U CN 201920415344U CN 209709919 U CN209709919 U CN 209709919U
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- board clamping
- frequency converter
- bracket
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Abstract
The utility model relates to electronic device production technical fields, more particularly to a kind of frequency converter expansion board clamping mounting box, it includes cover, seat and bracket, cover surrounds the assembly space for assembling the first expansion board clamping and the second expansion board clamping with seat relative engagement, first expansion board clamping is fixedly connected with the cover bottom plate of cover, second expansion board clamping is fixedly connected with the seat bottom plate of seat, bracket is fixedly installed on present bottom plate and is connected with the shell of frequency converter, and the second expansion board clamping and bracket are located inside and outside a bottom plate；The frequency converter expansion board clamping mounting box of the utility model, its structure is simple, can be used for the assembly of two expansion board clampings simultaneously, meets the functional requirement of frequency converter installation expansion board clamping, and the inner space of frequency converter has been saved, it is advantageously implemented the Miniaturization Design of frequency converter.
Description
Technical field
The utility model relates to electronic device production technical fields, and in particular to a kind of frequency converter expansion board clamping mounting box.
Background technique
Currently, meeting except basic function in frequency converter, often meet higher functional requirement, needs that other are installed at this time
Expansion board clamping is to realize more powerful function.
If for the installation of expansion board clamping, and the reserved space in frequency converter product design, then the volume of product will
Therefore increase, space cannot get effective and reasonable utilization, and product seems big and heavy；And the use of expansion board clamping also not right and wrong
Often frequently, not standing component.
Summary of the invention
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of frequency converter expansion board clamping mounting box,
Its structure is simple, can be used for the assembly of two expansion board clampings simultaneously, meets the functional requirement of frequency converter installation expansion board clamping, and
And the inner space of frequency converter has been saved, it is advantageously implemented the Miniaturization Design of frequency converter.
To achieve the above object, the utility model adopts the technical scheme that
A kind of frequency converter expansion board clamping mounting box comprising cover 1, seat 2 and bracket 3, cover 1 surround use with 2 relative engagement of seat
It is fixed in the cover bottom plate 10 of the assembly space of assembly the first expansion board clamping 4 and the second expansion board clamping 5, the first expansion board clamping 4 and cover 1
Connection, the second expansion board clamping 5 are fixedly connected with the seat bottom plate 21 of seat 2, and bracket 3 is fixedly installed on present bottom plate 21 and and frequency converter
6 shell is connected, and the second expansion board clamping 5 and bracket 3 are located inside and outside a bottom plate 21.
Preferably, 3 both ends of bracket are fixedly connected with seat bottom plate 21 respectively, and at least two rivetings are equipped in the middle part of bracket 3
Bolt 30, every 30 one end of purpose riveting pressing bolt are fixedly connected with bracket 3；The shell of the frequency converter 6 includes installation side wall 60, peace
Filling side wall 60 includes abortive haul structure, and abortive haul structure includes at least one airport 601, and 30 other end of purpose riveting pressing bolt passes through airport
601 are threadedly coupled with the first nut 30a, purpose riveting pressing bolt 30 and the first nut 30a cooperation by frequency converter expansion board clamping mounting box with
The shell of frequency converter 6 is fixed together.
Preferably, the seat 2 further includes at least one first limited post 20, the first limited post 20 be located at 3 lower section of bracket and
One end is fixedly connected with seat bottom plate 21, and the other end is connected with installation side wall 60.
Preferably, the bracket 3 further includes the first string holes 310 being disposed thereon, and the conducting wire drawn from frequency converter 6 can be according to
It is secondary to pass through airport 601 and the first string holes 310, it extends to outside frequency converter 6.
Preferably, the cover bottom plate 10 of the cover 1 is equipped with multiple for fixing the first fixed column of the first expansion board clamping 4
100, internal screw thread is equipped in the middle part of each first fixed column 100, and the first fixing bolt is threadedly coupled with the first fixed column 100, will
First expansion board clamping 4 is fixed together with cover bottom plate 10；
The seat bottom plate 21 is equipped with multiple the second fixed columns 210 for being used to fix the second expansion board clamping 5, and each second is solid
Internal screw thread is equipped in the middle part of fixed column 210, the second fixing bolt is threadedly coupled with the second fixed column 210, by the second expansion board clamping 5
It is fixed together with seat bottom plate 21.
Preferably, the cover 1 includes the first left side wall 11a and the first right side wall 11b being oppositely arranged, the first left side wall
At least one first connecting hole 110 is respectively provided on 11a and the first right side wall 11b；
The seat 2 includes the second left side wall 22a and the second right side wall 22b, the second left side wall 22a and second being oppositely arranged
It is respectively provided at least one second connecting hole 220 on right side wall 22b, 110 corresponding matching of the second connecting hole 220 and the first connecting hole,
The interior end side of each second connecting hole 220 is equipped with an attaching nut 23 concentric with it, each attaching nut 23 with phase
The side wall answered is fixedly linked；
The cover 1 and seat 2 are oppositely arranged, and are inserted into the second left side wall 22a and the second right side wall 22b in cover 1, respectively with the
One left side wall 11a and the first right side wall 11b corresponding matching, connection bolt 4a sequentially pass through the connection of the first connecting hole 110, second
Hole 220 is threadedly coupled with attaching nut 23, and cover 1 and seat 2 are fixed together.
Preferably, the cover 1 is square box shaped structure comprising cover bottom plate 10, the first left side wall 11a being oppositely arranged and the
One right side wall 11b, and the first upper side wall 12a and the first lower wall 12b that are oppositely arranged；
The first fixed column of three vertex positions of a triangle is located at there are three setting on the cover bottom plate 10
100, internal screw thread is equipped in the middle part of each first fixed column 100；It is respectively set on the first left side wall 11a and the first right side wall 11b
There are two spaced first connecting holes 110；The first lower wall 12b is equipped with third string holes 120b.
Preferably, the seat 2 be U-shaped structure comprising seat bottom plate 21, and be oppositely arranged the second left side wall 22a and
Second right side wall 22b；
The seat bottom plate 21 is equipped with the second fixed column 210, the second string holes 211 and the first limited post 20, and three second solid
Fixed column 210 is located at three vertex positions of a triangle, and the second string holes 211 and the first limited post 20 are located at branch
Above and below frame 3, internal screw thread, the first limited post 20 and the second fixed column 210 are equipped in the middle part of each second fixed column 210
It is provided projectingly the outside and inside of present bottom plate 21 respectively；It is respectively provided on the second left side wall 22a and the second right side wall 22b
Two spaced second connecting holes 220, end side is equipped with a connection spiral shell concentric with it in each second connecting hole 220
Mother 23, each attaching nut 23 is fixedly connected with corresponding side wall.
Preferably, the bracket 3 includes bracket mainboard 31 and bracket stabilizer blade, and two bracket stabilizer blades are symmetricly set on bracket master
The both ends of plate 31, each bracket stabilizer blade include the connected support plate 32 in right angle and connecting plate 33,32 one end of support plate and bracket
31 right angle of mainboard is connected, and the other end is connected with 33 right angle of connecting plate, and connecting plate 33 is fixedly connected with seat bottom plate 21, bracket mainboard 31
On set and be separately positioned on 31 both ends of bracket mainboard there are two purpose riveting pressing bolt 30 and first string holes 310, two purpose riveting pressing bolts 30,
First string holes 310 is located between two purpose riveting pressing bolts 30.
The frequency converter expansion board clamping mounting box of the utility model, is connected with the shell of frequency converter, including cover 1, seat 2 and bracket
3, structure is simple, cover 1 and pedestal 2 surround assembly space for assemble the first expansion board clamping 4 and the second expansion board clamping 5, the first expansion
Panel card 4 is fixedly connected with cover bottom plate 10, and the second expansion board clamping 5 is fixedly connected with seat bottom plate 21, meets the installation of frequency converter
The functional requirement of expansion board clamping, and can be used for simultaneously two expansion board clampings assembly and expansion board clamping assembly it is reliable, guarantee
Expansion board clamping reliable and stable work, bracket 3 are arranged on present bottom plate 21 and are connected with the shell of frequency converter 6, connection structure
Simply, assembly is easy, and the frequency converter expansion board clamping mounting box of the utility model, and the inside for being conducive to save frequency converter is empty
Between, it is advantageously implemented the Miniaturization Design of frequency converter.In addition, first limited post 20, can avoid frequency converter expansion board clamping peace
Mounted box ensure that the reliability that the shell of frequency converter expansion board clamping mounting box and frequency converter 6 assembles because gravity influences run-off the straight
And stability.
Detailed description of the invention
Fig. 1 is the decomposition texture schematic diagram of the utility model frequency converter expansion board clamping mounting box；
Fig. 2 is the structural schematic diagram of the utility model cover；
Fig. 3 is the structural schematic diagram of the utility model seat；
Fig. 4 is the utility model frequency converter expansion board clamping mounting box, the first expansion board clamping, the second expansion board clamping and frequency converter
Decomposition texture schematic diagram；
Fig. 5 is the assembling structure schematic diagram of the utility model frequency converter expansion board clamping mounting box and frequency converter.
Specific embodiment
Below in conjunction with the embodiment that attached drawing 1-5 is provided, the frequency converter expansion board clamping installation of the utility model is further illustrated
The specific embodiment of box.The frequency converter expansion board clamping mounting box of the utility model is not limited to the following description.
The frequency converter expansion board clamping mounting box of the utility model comprising cover 1, seat 2 and bracket 3, cover 1 and seat 2 are matched relatively
It is encircled into the closed assembly space for assembling the first expansion board clamping 4 and the second expansion board clamping 5, the first expansion board clamping 4 and cover 1
Cover bottom plate 10 be fixedly connected, the second expansion board clamping 5 is fixedly connected with the seat bottom plate 21 of seat 2, and present bottom is fixedly installed in bracket 3
It is connected on plate 21 and with the shell of frequency converter 6, the second expansion board clamping 5 and bracket 3 are located inside and outside a bottom plate 21.
The frequency converter expansion board clamping mounting box of the utility model, including cover 1, seat 2 and bracket 3, structure is simple, cover 1 and bottom
Seat 2 surround assembly space for assemble the first expansion board clamping 4 and the second expansion board clamping 5, the first expansion board clamping 4 consolidates with cover bottom plate 10
Fixed connection, the second expansion board clamping 5 are fixedly connected with seat bottom plate 21, meet the functional requirement of the installation expansion board clamping of frequency converter,
And can be used for simultaneously two expansion board clampings assembly and expansion board clamping assembly it is reliable, ensure that expansion board clamping is reliable and stable
Work, bracket 3 are arranged on present bottom plate 21 and are connected with the shell of frequency converter 6, and connection structure is simple, and assembly is easy, Er Qieben
The frequency converter expansion board clamping mounting box of utility model is conducive to the inner space for saving frequency converter, is advantageously implemented frequency converter
Miniaturization Design.
It as shown in Figs. 1-5, is one embodiment of the utility model frequency converter expansion board clamping mounting box.
The frequency converter expansion board clamping mounting box of the utility model comprising cover 1, seat 2 and bracket 3, cover 1 and seat 2 are set relatively
Set the closed assembly space surrounded for assembling the first expansion board clamping 4 and the second expansion board clamping 5, the first expansion board clamping 4 and cover 1
Cover bottom plate 10 be fixedly connected, the second expansion board clamping 5 is fixedly connected with the seat bottom plate 21 of seat 2, and present bottom is fixedly installed in bracket 3
It is connected on plate 21 and with the shell of frequency converter 6, the second expansion board clamping 5 and bracket 3 are located inside and outside base plate 21.
Preferably, the assembly space meets and is equipped with necessary work between the first expansion board clamping 4 and the second expansion board clamping 5
Make gap, advantageously ensures that the reliable and stable work of the first expansion board clamping 4 and the second expansion board clamping 5.
Preferably, as shown in figs. 1 and 4, the both ends of the bracket 3 are fixedly connected with seat bottom plate 21 respectively, are set in the middle part of bracket 3
There are at least two purpose riveting pressing bolts 30, every 30 one end of purpose riveting pressing bolt is fixedly connected with bracket 3；The shell of the frequency converter 6 includes
Side wall 60 is installed, installation side wall 60 includes abortive haul structure, and abortive haul structure includes at least one airport 601, and purpose riveting pressing bolt 30 is another
One end passes through airport 601 and is threadedly coupled with the first nut 30a, and frequency converter is expanded in purpose riveting pressing bolt 30 and the first nut 30a cooperation
Exhibition card mounting box and the shell of frequency converter 6 are fixed together.Specifically, as shown in Figure 1, the bracket mainboard 31 of the bracket 3
Both ends are respectively provided with a riveted joint bolt 30, and one end of each riveted joint bolt 30 rivets or welded with bracket mainboard 31；Such as Fig. 4
Shown, the airport 601 is horizontally disposed elongate holes.
Preferably, as shown in Fig. 1,4 and 5, the seat 2 further includes at least one first limited post 20, the first limited post 20
Positioned at 3 lower section of bracket and one end is fixedly connected with seat bottom plate 21, and the other end is connected with installation side wall 60.Specifically, such as Fig. 5
Shown direction, the bracket 3 are fixedly connected with installation side wall 60, and the free end mortgage of the first limited post 20 is in installation side wall 60
On, it avoids frequency converter expansion board clamping mounting box because gravity influences run-off the straight, ensure that frequency converter expansion board clamping mounting box and become
The reliability and stability of the shell assembly of frequency device 6.
Preferably, as shown in figs. 1 and 4, the bracket 3 further includes the first string holes 310 being disposed thereon, from frequency converter 6
The conducting wire of extraction extends to outside frequency converter 6 in turn through airport 601 and the first string holes 301.Specifically, as shown in Figure 1,
The first string holes 310 is equipped in the middle part of the bracket mainboard 31 of the bracket 3, the first string holes 310 is located between two riveted joint bolts 30, dress
Timing, two riveted joint bolts 30 are passed through from the both ends of an airport 601 respectively, in the first string holes 310 and the airport 601
Portion's corresponding matching may pass through airport 601 and the first string holes 310 extended to outside frequency converter 6 by the conducting wire drawn inside frequency converter 6
Portion is connected with the first expansion board clamping 4, the second expansion board clamping 5 respectively.
Preferably, as shown in Fig. 2, the cover bottom plate 10 of the cover 1 be equipped with it is multiple for fixing the of the first expansion board clamping 4
One fixed column 100 is equipped with internal screw thread, 100 screw thread of the first fixing bolt and the first fixed column in the middle part of each first fixed column 100
Connection, the first expansion board clamping 4 is fixed together with cover bottom plate 10.
Preferably, as shown in figure 3, the seat bottom plate 21 of the seat 2 be equipped with it is multiple for fixing the of the second expansion board clamping 5
Two fixed columns 210 are equipped with internal screw thread, 210 screw thread of the second fixing bolt and the second fixed column in the middle part of each second fixed column 210
Connection, the second expansion board clamping 5 is fixed together with base plate 21.
Preferably, as shown in Fig. 2, the cover 1 includes the first left side wall 11a and the first right side wall 11b being oppositely arranged, the
At least one first connecting hole 110 is respectively provided on one left side wall 11a and the first right side wall 11b；As shown in figure 3, the seat 2 includes
Be respectively provided on the second left side wall 22a and the second right side wall 22b, the second left side wall 22a and the second right side wall 22b being oppositely arranged to
Few second connecting hole 220,110 corresponding matching of the second connecting hole 220 and the first connecting hole, each second connecting hole 220
Interior end side is equipped with an attaching nut 23 concentric with it, and each attaching nut 23 is fixedly linked with corresponding side wall；Such as
Shown in Fig. 1, the cover 1 and seat 2 are oppositely arranged, and are inserted into the second left side wall 22a and the second right side wall 22b in cover 1, respectively with
First left side wall 11a and the first right side wall 11b corresponding matching, connection bolt 4a sequentially pass through the first connecting hole 110, second company
It connects hole 220 to be threadedly coupled with attaching nut 23, cover 1 and seat 2 is fixed together.Specifically, direction as shown in Figure 1, institute
It states in the second left side wall 22a and the second right side wall 22b insertion cover 1, is located at the second left side wall 22a on the right side of the first left side wall 11a
And second left side wall 22a contact and be connected with the first left side wall 11a, the second right side wall 22b is located on the left of the first right side wall 11b and the
Two right side wall 22b are contacted with the first right side wall 11b to be connected, the first connecting hole 110 and the second left side on the first left side wall 11a
220 corresponding matching of the second connecting hole on wall 22a, the first connecting hole 110 and the second right side wall 22b on the first right side wall 11b
On 220 corresponding matching of the second connecting hole, the front opening of 21 hood for protecting rider 1 of seat bottom plate, cover 1 and seat 2 cooperatively formed it is closed
Assembly space.The frequency converter expansion board clamping mounting box of the utility model, cover 1 and seat 2 pass through connection bolt 4a, the first connection
The cooperation in hole 110, the second connecting hole 220 and attaching nut 23, is mutually permanently connected, and connection structure is simple, easy to operate, and
And appearance is clean and tidy, and forms closed assembly space, plays good dustproof effect, is conducive to 4 He of the first expansion board clamping
The reliable and stable work of second expansion board clamping 5.
As shown in Fig. 2, being one embodiment of the utility model cover 1.
As shown in Fig. 2, the cover 1 is square box shaped structure comprising cover bottom plate 10, the first left side wall 11a being oppositely arranged
With the first right side wall 11b, and the first upper side wall 12a and the first lower wall 12b that are oppositely arranged；The first left side wall 11a
It is separately positioned on the left and right ends of cover bottom plate 10 with the first right side wall 11b, and is connected respectively with 10 right angle of cover bottom plate, on first
Side wall 12a and the first lower wall 12b is separately positioned on the upper and lower ends of cover bottom plate 10 and is connected respectively with 10 right angle of cover bottom plate；
The first fixed column 100, Mei Ge of three vertex positions of a triangle is located at there are three setting on the cover bottom plate 10
Internal screw thread is equipped in the middle part of one fixed column 100；Two intervals are respectively provided on the first left side wall 11a and the first right side wall 11b
Two the first connecting holes 110 of the first connecting hole 110 being arranged, the first left side wall 11a are located at the upper of the first left side wall 11a
Lower both ends, two the first connecting holes 110 of the first right side wall 11b are located at the upper and lower ends of the first right side wall 11b.
Preferably, as shown in Fig. 2, being equipped with third string holes 120b in the middle part of the first lower plate 12b.
It should be pointed out that the location and shape of the third string holes 120b, can according to the model of the first expansion board clamping 4 into
Row adjustment, in order to the installation and connection of the first expansion board clamping 4, the conducting wire for being also convenient for being connected to the first expansion board clamping 4 can be certainly
Such as disengaging and grafting.Certainly, the quantity of first fixed column 100 and distribution can also be according to the demands of the first expansion board clamping 4
It is adjusted.
As shown in figure 3, being one embodiment of the utility model seat 2.
As shown in figure 3, the seat 2 is U-shaped structure comprising seat bottom plate 21, and the second left side wall being oppositely arranged
22a and the second right side wall 22b；The both ends of present bottom plate 21 are respectively set in the second left side wall 22a and the second right side wall 22b
And it is connected respectively with its right angle；The seat bottom plate 21 second equipped with three vertex positions for being located at a triangle is solid
Fixed column 210 is equipped with internal screw thread in the middle part of each second fixed column 210, the first limited post 20 and second is additionally provided on seat bottom plate 21
String holes 211, the first limited post 20 and the second string holes 211 are located above and below bracket 3；The second left side wall 22a
With two spaced second connecting holes 220 are respectively provided on the second right side wall 22b, each second connecting hole, 220 inner end is equal
Equipped with an attaching nut 23 concentric with it, each attaching nut 23 is fixedly connected with corresponding side wall.
Preferably, the attaching nut 23 is connected with corresponding side wall by rivet or weld mode, that is, is arranged second
The attaching nut 23 in (direction as shown in Figure 3, the i.e. left side of the second left side wall 22a) and the second left side wall on the inside of left side wall 22a
22a is connected by rivet or weld mode, and (direction as shown in Figure 3, i.e. the second right side wall is arranged on the inside of the second right side wall 22b
The right side of 22b) attaching nut 23 be connected with the second right side wall 22b by rivet or weld mode.
It should be pointed out that the position shape of second string holes 211, can carry out according to the model of the second expansion board clamping 5
Adjustment, in order to the installation and connection of the second expansion board clamping 5, the conducting wire for being also convenient for being connected to the second expansion board clamping 5 can be freely
Disengaging and grafting.Certainly, the quantity of second fixed column 210 and distribution can also according to the demand of the second expansion board clamping 5 into
Row adjustment.
As shown in Figure 1, being one embodiment of the utility model bracket 3.
As shown in Figure 1, the bracket 3 includes bracket mainboard 31 and bracket stabilizer blade, two bracket stabilizer blades are symmetricly set on branch
The both ends of frame mainboard 31, each bracket stabilizer blade include the connected support plate 32 in right angle and connecting plate 33,32 one end of support plate with
31 right angle of bracket mainboard is connected, and the other end is connected with 33 right angle of connecting plate, and connecting plate 33 is fixedly connected with seat bottom plate 21, bracket
Purpose riveting pressing bolt 30 and first string holes 310, two purpose riveting pressing bolts 30 are separately positioned on bracket mainboard there are two setting on mainboard 31
31 both ends, the first string holes 310 are located between two purpose riveting pressing bolts 30.
Preferably, the connecting plate 33 is fixedly connected with seat bottom plate 21 by riveting, welding or bolted mode.
It should be pointed out that the structure of the bracket 3 of the utility model, is not limited in a kind of above-mentioned embodiment, structure
It can be adaptively adjusted according to the position of opening of frequency converter, actual installation situation, the range of adjustment includes shape, bending angle
With the riveting position of purpose riveting pressing bolt etc..
As shown in figure 5, the frequency converter expansion board clamping mounting box and the shell of frequency converter 6 for the utility model are assembled together
One embodiment.
The frequency converter expansion board clamping mounting box is arranged on the right side of the shell of frequency converter 6, the purpose riveting pressing bolt 30 of bracket 3 and
One nut 30a cooperation, the installation side wall 60 of bracket 3 and the shell of frequency converter 6 is fixed together, the first limit of seat 2
The left end of column 20 is pressed on the right side of installation side wall 60, installs the first string holes of the airport 601 and bracket 3 on side wall 60 at this time
310 are correspondingly arranged, the conducting wire drawn out of frequency converter 6, in turn through airport 601, the first string holes 310, and are divided into two
Point, a part passes through the second string holes 211 and is connected with the second expansion board clamping 5, and another part passes through third string holes 120b and first and expands
Panel card 4 is connected.
Alternatively, the connecting pin of first expansion board clamping 4 is arranged at third string holes 120b, the company of the second expansion board clamping 5
It connects end to be arranged at the second string holes 211, conducting wire is allocated as two parts, and a part is connected with the connecting pin of the first expansion board clamping 4, another
Part is connected with the connecting pin of the second expansion board clamping 5.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (9)
1. a kind of frequency converter expansion board clamping mounting box, which is characterized in that it includes cover (1), seat (2) and bracket (3), cover (1) and
Seat (2) relative engagement surrounds the assembly space for assembling the first expansion board clamping (4) and the second expansion board clamping (5), the first extension
Board (4) is fixedly connected with the cover bottom plate (10) of cover (1), and the seat bottom plate (21) of the second expansion board clamping (5) and seat (2) is fixed to be connected
It connects, bracket (3) is fixedly installed on present bottom plate (21) and is connected with the shell of frequency converter (6), the second expansion board clamping (5) and bracket
(3) it is located inside and outside a bottom plate (21).
2. frequency converter expansion board clamping mounting box according to claim 1, it is characterised in that: bracket (3) the both ends difference
It is fixedly connected with seat bottom plate (21), at least two purpose riveting pressing bolts (30), every purpose riveting pressing bolt (30) one end is equipped in the middle part of bracket (3)
It is fixedly connected with bracket (3)；The shell of the frequency converter (6) includes installation side wall (60), and installation side wall (60) includes abortive haul
Structure, abortive haul structure include at least one airport (601), and purpose riveting pressing bolt (30) other end passes through airport (601) and first
Nut (30a) is threadedly coupled, and purpose riveting pressing bolt (30) and the first nut (30a) cooperate frequency converter expansion board clamping mounting box and frequency conversion
The shell of device (6) is fixed together.
3. frequency converter expansion board clamping mounting box according to claim 2, it is characterised in that: the seat (2) further includes at least
One the first limited post (20), the first limited post (20) is located at below bracket (3) and one end is fixedly connected with seat bottom plate (21), separately
One end is connected with installation side wall (60).
4. frequency converter expansion board clamping mounting box according to claim 1 or 2, it is characterised in that: the bracket (3) further includes
The first string holes (310) being disposed thereon, the conducting wire drawn from frequency converter (6) is in turn through airport (601) and First Line
It is external to extend to frequency converter (6) for hole (310).
5. frequency converter expansion board clamping mounting box according to claim 1, it is characterised in that: the cover bottom plate of the cover (1)
(10) be equipped with it is multiple for fixing the first fixed columns (100) of the first expansion board clamping (4), in each first fixed column (100)
Portion is equipped with internal screw thread, and the first fixing bolt is threadedly coupled with the first fixed column (100), by the first expansion board clamping (4) and cover bottom
Plate (10) is fixed together；
The seat bottom plate (21) be equipped with it is multiple for fixing the second fixed columns (210) of the second expansion board clamping (5), each second
It is equipped with internal screw thread in the middle part of fixed column (210), the second fixing bolt is threadedly coupled with the second fixed column (210), by the second extension
Board (5) is fixed together with seat bottom plate (21).
6. frequency converter expansion board clamping mounting box according to claim 1, it is characterised in that: the cover (1) includes opposite sets
The first left side wall (11a) and the first right side wall (11b) set are respectively provided on the first left side wall (11a) and the first right side wall (11b)
At least one first connecting hole (110)；
The seat (2) includes the second left side wall (22a) and the second right side wall (22b) being oppositely arranged, the second left side wall (22a) and
At least one second connecting hole (220), the second connecting hole (220) and the first connecting hole are respectively provided on second right side wall (22b)
(110) corresponding matching, the interior end side of each second connecting hole (220) are equipped with an attaching nut (23) concentric with it, often
A attaching nut (23) is fixedly linked with corresponding side wall；
The cover (1) and seat (2) are oppositely arranged, and are inserted into the second left side wall (22a) and the second right side wall (22b) in cover (1), point
Not with the first left side wall (11a) and the first right side wall (11b) corresponding matching, connects bolt (4a) and sequentially pass through the first connecting hole
(110), the second connecting hole (220) is threadedly coupled with attaching nut (23), and cover (1) and seat (2) are fixed together.
7. frequency converter expansion board clamping mounting box according to claim 1, it is characterised in that: the cover (1) is square box shaped knot
Structure comprising cover bottom plate (10), the first left side wall (11a) being oppositely arranged and the first right side wall (11b), and be oppositely arranged
First upper side wall (12a) and the first lower wall (12b)；
The first fixed column of three vertex positions of a triangle is located at there are three setting on the cover bottom plate (10)
(100), internal screw thread is equipped in the middle part of each first fixed column (100)；First left side wall (11a) and the first right side wall
Two spaced first connecting holes (110) are respectively provided on (11b)；First lower wall (12b) is equipped with third string holes
(120b)。
8. frequency converter expansion board clamping mounting box according to claim 1, it is characterised in that: the seat (2) is U-shaped knot
Structure comprising seat bottom plate (21), and it is oppositely arranged the second left side wall (22a) and the second right side wall (22b)；
The seat bottom plate (21) is equipped with the second fixed column (210), the second string holes (211) and the first limited post (20), and three the
Two fixed columns (210) are located at three vertex positions of a triangle, the second string holes (211) and the first limited post (20) point
Internal screw thread, the first limited post (20) Wei Yu not be equipped in the middle part of each second fixed column (210) above and below bracket (3)
It is provided projectingly the outside and inside of present bottom plate (21) respectively with the second fixed column (210)；Second left side wall (22a) and
Two spaced second connecting holes (220), the interior end side of each second connecting hole (220) are respectively provided on two right side walls (22b)
It is equipped with an attaching nut (23) concentric with it, each attaching nut (23) is fixedly connected with corresponding side wall.
9. frequency converter expansion board clamping mounting box according to claim 1, it is characterised in that: the bracket (3) includes bracket
Mainboard (31) and bracket stabilizer blade, two bracket stabilizer blades are symmetricly set on the both ends of bracket mainboard (31), and each bracket stabilizer blade wraps
The connected support plate (32) in right angle and connecting plate (33) are included, support plate (32) one end is connected with bracket mainboard (31) right angle, another
End be connected with connecting plate (33) right angle, connecting plate (33) is fixedly connected with seat bottom plate (21), set on bracket mainboard (31) there are two
Purpose riveting pressing bolt (30) and first string holes (310), two purpose riveting pressing bolts (30) are separately positioned on bracket mainboard (31) both ends, the
One string holes (310) is located between two purpose riveting pressing bolts (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415344.7U CN209709919U (en) | 2019-03-28 | 2019-03-28 | Frequency converter expansion board clamping mounting box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415344.7U CN209709919U (en) | 2019-03-28 | 2019-03-28 | Frequency converter expansion board clamping mounting box |
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| CN209709919U true CN209709919U (en) | 2019-11-29 |
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| CN201920415344.7U Active CN209709919U (en) | 2019-03-28 | 2019-03-28 | Frequency converter expansion board clamping mounting box |
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