CN208954905U - A kind of A.C. contactor - Google Patents
A kind of A.C. contactor Download PDFInfo
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- CN208954905U CN208954905U CN201821928595.7U CN201821928595U CN208954905U CN 208954905 U CN208954905 U CN 208954905U CN 201821928595 U CN201821928595 U CN 201821928595U CN 208954905 U CN208954905 U CN 208954905U
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- plate
- annular
- hole
- shell
- bottom plate
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Abstract
The utility model discloses a kind of A.C. contactors, including contactor ontology, the contactor ontology includes the electric elements and mounting plate for control circuit, the electric elements are fixed on a mounting board, the quadrangle of the mounting plate is equipped with first through hole, the first through hole is equipped with auxiliary device close to the side of electric elements, the auxiliary device includes shell, annular bottom plate, annular roof plate and holddown spring, the shell is located at first through hole close to the side of electric elements, and shell is fixed with mounting plate, the shell is equipped with the second through-hole far from the side of mounting plate, the annular roof plate is located at the inside of shell, and it offsets with the inner wall of case top, this A.C. contactor, annular bottom plate can be moved with annular roof plate in shell, making the position of screw can change, to make screw that can be fixed from different screw holes, Keep the fixation of mounting plate more convenient, active force can be applied to it after screw is fixed by holddown spring, it is therefore prevented that the loosening of screw.
Description
Technical field
The utility model relates to A.C. contactor applied technical field, specially a kind of A.C. contactor.
Background technique
Contactor is divided into A.C. contactor (voltage AC) and D.C. contactor (voltage DC), it be applied to electric power, distribution with
Electricity consumption occasion.Contactor broadly refers to flow through current induced magnetic field using coil in industrial electro, makes contact closure, to reach control
Make the electric appliance of load.
Part contactor is during installation, it is necessary first to carry out drilling and tapping in installation site, then by the installation on converter
Plate is fixed by screw and threaded hole, since the hardness of part installation site is larger, when drilling and tapping, easily makes the position in hole
Shift, due to the lead to the hole site on the mounting plate of existing contactor be it is constant, the offset of screw hole site is to peace
The fixation of loading board brings very big trouble.For this purpose, it is proposed that a kind of A.C. contactor.
Summary of the invention
The purpose of this utility model is to provide a kind of A.C. contactors, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of A.C. contactor, including contactor sheet
Body, the contactor ontology include the electric elements and mounting plate for control circuit, and the electric elements are fixed on mounting plate
On, the quadrangle of the mounting plate is equipped with first through hole, and the first through hole is equipped with auxiliary device close to the side of electric elements,
The auxiliary device includes shell, annular bottom plate, annular roof plate and holddown spring, and the shell is located at first through hole close to electric appliance
The side of element, and shell is fixed with mounting plate, the shell is equipped with the second through-hole, the circular top far from the side of mounting plate
Plate is located at the inside of shell, and offsets with the inner wall of case top, and the bottom of the annular roof plate passes through holddown spring and annular
Bottom plate is fixed, and the annular bottom plate offsets with mounting plate, and the annular roof plate is equal with the internal diameter of annular bottom plate, and annular roof plate
The diameter of first through hole is respectively less than with the internal diameter of annular bottom plate.
Preferably, the edge at the top of the annular bottom plate is fixed with position-limiting drum, the annular roof plate and position-limiting drum it is interior
Wall is slidably connected.
Preferably, the inside of the holddown spring is equipped with gag lever post, and bottom end and the annular bottom plate of the gag lever post are fixed, institute
It states annular roof plate position corresponding with gag lever post and is equipped with the third through-hole being matched therewith, the top of the gag lever post is slidably connected
In third through-hole.
Preferably, the basal sliding of the annular bottom plate is connected with support ball, the bottom of the support ball and installation
Plate is slidably connected.
Preferably, the support ball is equipped with multiple, and multiple support balls are angularly distributed in the bottom of annular bottom plate.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model screw is consolidated in turn through annular roof plate, annular bottom plate and first through hole and screw hole
Fixed, annular roof plate is equal with the internal diameter of annular bottom plate, and the internal diameter of annular roof plate and annular bottom plate is respectively less than the straight of first through hole
Diameter, annular bottom plate can be moved with annular roof plate in shell, make the position of screw that can change, to make screw can be with difference
Screw hole be fixed, keep the fixation of mounting plate more convenient, work can be applied to it after screw is fixed by holddown spring
Firmly, it is therefore prevented that the loosening of screw.
2, the edge at the top of the utility model annular bottom plate is fixed with position-limiting drum, the inner wall cunning of annular roof plate and position-limiting drum
Dynamic connection, prevents annular roof plate to shift in the horizontal direction by position-limiting drum, prevents annular roof plate by limit
The basal sliding of tilting ring bottom plate is connected with support ball, and the bottom of ball is supported to be slidably connected with mounting plate, passes through support
Ball reduces the frictional force that annular bottom plate is contacted with mounting plate, fastens the fixation of screw more.
Detailed description of the invention
Fig. 1 is the utility model top view.
Fig. 2 is the utility model main view sectional view.
Fig. 3 is the utility model assistant apparatus structure schematic diagram.
Fig. 4 is a-quadrant enlarged drawing in Fig. 3.
In figure: 1- contactor ontology；2- electric elements；3- mounting plate；4- first through hole；5- auxiliary device；6- shell；7-
Annular bottom plate；8- annular roof plate；9- holddown spring；The second through-hole of 10-；11- position-limiting drum；12- gag lever post；13- third through-hole；
14- supports ball.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of A.C. contactor, including contactor ontology
1, the contactor ontology 1 includes the electric elements 2 and mounting plate 3 for control circuit, and the electric elements 2 are fixed on installation
On plate 3, the quadrangle of the mounting plate 3 is equipped with first through hole 4, and the first through hole 4 is equipped with auxiliary close to the side of electric elements 2
Help device 5, the auxiliary device 5 includes shell 6, annular bottom plate 7, annular roof plate 8 and holddown spring 9, and the shell 6 is located at the
One through-hole 4 is close to the side of electric elements 2, and shell 6 and mounting plate 3 are fixed, and the shell 6 is set far from the side of mounting plate 3
There is the second through-hole 10, the annular roof plate 8 is located at the inside of shell 6, and offsets with the inner wall at 6 top of shell, the circular top
The bottom of plate 8 is fixed by holddown spring 9 and annular bottom plate 7, and the annular bottom plate 7 offsets with mounting plate 3, the annular roof plate
8 is equal with the internal diameter of annular bottom plate 7, and the internal diameter of annular roof plate 8 and annular bottom plate 7 is respectively less than the diameter of first through hole 4.
The edge at 7 top of annular bottom plate is fixed with position-limiting drum 11, the inner wall of the annular roof plate 8 and position-limiting drum 11
It is slidably connected, prevents annular roof plate 8 to shift in the horizontal direction by position-limiting drum 11.
The inside of the holddown spring 9 is equipped with gag lever post 12, and the bottom end of the gag lever post 12 and annular bottom plate 7 are fixed, institute
It states the position corresponding with gag lever post 12 of annular roof plate 8 and is equipped with the third through-hole 13 being matched therewith, the top of the gag lever post 12
It is slidably connected in third through-hole 13, the inclination of annular roof plate 8 is prevented by limiting.
The basal sliding of the annular bottom plate 7 is connected with support ball 14, the bottom of the support ball 14 and mounting plate 3
It is slidably connected, by supporting ball 14 to reduce the frictional force that annular bottom plate 7 is contacted with mounting plate 3, makes the fixation of screw more
Fastening.
The support ball 14 is equipped with multiple, and multiple support balls 14 are angularly distributed in the bottom of annular bottom plate 7, make
Support ball 14 more uniform to the support force of annular bottom plate 7.
Working principle: screw is consolidated in turn through annular roof plate 8, annular bottom plate 7 and first through hole 4 and screw hole
Fixed, annular roof plate 8 is equal with the internal diameter of annular bottom plate 7, and the internal diameter of annular roof plate 8 and annular bottom plate 7 is respectively less than first through hole 4
Diameter, annular bottom plate 7 can move with annular roof plate 8 in shell 6, make the position of screw that can change, to make screw
It can be fixed from different screw holes, keep the fixation of mounting plate 3 more convenient, it can be after screw be fixed by holddown spring 9
Active force is applied to it, it is therefore prevented that the loosening of screw.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of A.C. contactor, including contactor ontology (1), it is characterised in that: the contactor ontology (1) includes being used to control
The electric elements (2) and mounting plate (3) of circuit processed, the electric elements (2) are fixed on mounting plate (3), the mounting plate (3)
Quadrangle be equipped with first through hole (4), the first through hole (4) close to electric elements (2) side be equipped with auxiliary device (5),
The auxiliary device (5) includes shell (6), annular bottom plate (7), annular roof plate (8) and holddown spring (9), shell (6) position
In first through hole (4) close to the side of electric elements (2), and shell (6) and mounting plate (3) are fixed, and the shell (6) is far from peace
The side of loading board (3) is equipped with the second through-hole (10), and the annular roof plate (8) is located at the inside of shell (6), and pushes up with shell (6)
The inner wall in portion offsets, and the bottom of the annular roof plate (8) is fixed by holddown spring (9) and annular bottom plate (7), the annular bottom
Plate (7) offsets with mounting plate (3), and the annular roof plate (8) is equal with the internal diameter of annular bottom plate (7), and annular roof plate (8) and ring
The internal diameter of shape bottom plate (7) is respectively less than the diameter of first through hole (4).
2. a kind of A.C. contactor according to claim 1, it is characterised in that: the edge at the top of the annular bottom plate (7)
Place is fixed with position-limiting drum (11), and the annular roof plate (8) and the inner wall of position-limiting drum (11) are slidably connected.
3. a kind of A.C. contactor according to claim 1, it is characterised in that: the inside of the holddown spring (9) is equipped with
Gag lever post (12), the bottom end and annular bottom plate (7) of the gag lever post (12) are fixed, the annular roof plate (8) and gag lever post (12)
Corresponding position is equipped with the third through-hole (13) being matched therewith, and the top of the gag lever post (12) is slidably connected at third through-hole
(13) in.
4. a kind of A.C. contactor according to claim 1, it is characterised in that: the basal sliding of the annular bottom plate (7)
It is connected with support ball (14), the bottom of support ball (14) is slidably connected with mounting plate (3).
5. a kind of A.C. contactor according to claim 4, it is characterised in that: the support ball (14) be equipped with it is multiple,
And multiple supports ball (14) are angularly distributed in the bottom of annular bottom plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821928595.7U CN208954905U (en) | 2018-11-22 | 2018-11-22 | A kind of A.C. contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821928595.7U CN208954905U (en) | 2018-11-22 | 2018-11-22 | A kind of A.C. contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208954905U true CN208954905U (en) | 2019-06-07 |
Family
ID=66745010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821928595.7U Active CN208954905U (en) | 2018-11-22 | 2018-11-22 | A kind of A.C. contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208954905U (en) |
-
2018
- 2018-11-22 CN CN201821928595.7U patent/CN208954905U/en active Active
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