CN213519766U - Heat insulation part and household contactor - Google Patents

Abstract

The utility model relates to a heat insulating part and domestic contactor, it is including the stiff end that can fix the setting in arbitrary one side of low-voltage apparatus and make the interval end in formation clearance between two adjacent low-voltage apparatus, stiff end and interval end integrated into one piece. Through setting up the heat insulating part that can the snap-on set up in arbitrary one side of low-voltage apparatus casing, utilize its interval end interval two adjacent low-voltage apparatus, its is with low costs, and the interval is reliable, and simple to operate.

Description

Heat insulation part and household contactor

Technical Field

The utility model relates to a contactor field, concretely relates to heat insulating part and domestic contactor.

Background

Because low-voltage apparatus will generate heat mostly, and need a plurality of low-voltage apparatus cooperation use when using again, consequently need keep apart a plurality of low-voltage apparatus installation when the installation, and because low-voltage apparatus adopts the guide rail mounting means mostly, and utilize the guide rail mounting means, the distance between the two is not good to be kept, consequently it is current to set up a thermal-insulated casing between two adjacent low-voltage apparatus, utilize thermal-insulated casing to keep apart two low-voltage apparatus, but its installation, need install thermal-insulated casing alone, increase the installation, simultaneously because the size of thermal-insulated casing is close with low-voltage apparatus's size, lead to its cost higher.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a heat insulating part and domestic contactor.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a heat insulating part, its is including can fixing the stiff end that sets up in low-voltage apparatus arbitrary one side and make the interval end that forms the clearance between two adjacent low-voltage apparatus, stiff end and interval end integrated into one piece.

The stiff end is U type structure, just the both sides of U type structure are equipped with the buckle.

The spacing end is formed by extending extension parts formed by extending the opening end of the fixed end outwards, and the two extension parts drive the U-shaped structures to move towards each other when stressed.

The extension parts are arranged in parallel.

The utility model provides a household contactor, its includes the casing, the casing includes upper shield and base, forms accommodation space between the two, be equipped with electromagnetic mechanism and contact mechanism in the accommodation space, contact mechanism includes contact carrier, the movable contact bridge that sets up with the contact carrier linkage and sets up the static contact in movable contact bridge both sides, electromagnetic mechanism includes coil skeleton, twines coil and the cover that sets up on the coil skeleton and establishes the iron core in the coil outside, one side of casing is equipped with the notch, be equipped with foretell heat insulating part in the notch.

The contact support both sides are equipped with the reference column respectively, be equipped with the spring between contact support and the coil skeleton, the pot head is established under the spring outside the reference column, just the spring upper end sets up with coil skeleton lower surface contact.

The static contact comprises an external connection end and a contact end, wherein the external connection end is connected with an external electric wire, a contact plate used for being in clamping fit with the base is arranged between the external connection end and the contact end, and the cross section of the contact plate is arranged in an arc shape.

The two sides of the contact support are provided with reverse buckles, and the two ends of the iron core shaft of the iron core are respectively clamped and embedded in the corresponding reverse buckles.

The opening of the reverse buckle is arranged in a small inside and a big outside.

The coil skeleton lower extreme is equipped with a plurality of spacing recesses, the base corresponds and is equipped with a plurality of spacing archs, spacing bellied upper end and spacing recess looks adaptation.

The utility model has the advantages that: through setting up the heat insulating part that can the snap-on set up in arbitrary one side of low-voltage apparatus casing, utilize its interval end interval two adjacent low-voltage apparatus, its is with low costs, and the interval is reliable, and simple to operate.

Drawings

FIG. 1 is a schematic view of the thermal insulation and contactor assembly.

Fig. 2 is a schematic structural view of the heat insulating member.

Fig. 3 is a front view of the household contactor.

Fig. 4 is a schematic sectional view of a household contactor.

Fig. 5 is a schematic structural view of the household contactor (the upper cover and the base are omitted).

Fig. 6 is an enlarged schematic view of the positioning post.

Fig. 7 is a front view of a stationary contact.

Fig. 8 is a schematic structural diagram of a fixed contact.

Fig. 9 is an internal schematic view of another embodiment.

Fig. 10 is an enlarged schematic view of the reverse buckle.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

A heat insulation piece 12 comprises a fixed end capable of being fixedly arranged on any side of a low-voltage apparatus and a spacing end capable of enabling a gap to be formed between two adjacent low-voltage apparatuses, wherein the fixed end and the spacing end are integrally formed.

As an embodiment, the fixing end 121 is a U-shaped structure, and two sides of the U-shaped structure are provided with a buckle 122.

The spacing end 123 is formed by an extension portion formed by extending the opening end of the fixing end outwards, and the two extension portions drive the U-shaped structures to move towards each other when being stressed. The extension parts are arranged in parallel.

The closed end of its U type structure can pass the notch 32 of low-voltage apparatus, and when utilizing two extension atress, reduces the interval of the open end of U type structure for the buckle passes the notch, and constitutes the buckle cooperation with the opposite side of notch, realizes fixedly.

As an application, for a household contactor comprising a casing comprising an upper cover 1 and a base 3, forming between them a housing space, an electromagnetic mechanism and a contact mechanism are arranged in the accommodating space, wherein the electromagnetic mechanism is arranged at the upper end of the contact mechanism and forms linkage fit with the contact mechanism, namely, the contact mechanism is driven to move vertically by the electrification or non-electrification of the electromagnetic mechanism, the contact frames 2 are arranged at the two ends of the base, wherein the contact head frame is electrically connected with the fixed contact of the contact support, the contact mechanism comprises a contact support 5, a movable contact bridge 6 which is linked with the contact support and fixed contacts 7 which are arranged at two sides of the movable contact bridge, the electromagnetic mechanism comprises a coil framework 8, a coil 9 wound on the coil framework and an iron core 10 sleeved outside the coil, and a reset structure is arranged between the coil framework and the contact support. The coil framework is approximately I-shaped, the coil is wound on the coil framework, and the iron core is arranged up and down and covers the coil from two sides. A notch is formed in one side of the shell, and the heat insulation piece is arranged in the notch.

On either side of the housing, a notch is preferably provided on the base for snap-fitting with the fixed end, so that the heat insulator can be fixedly arranged on the side wall of the household contactor, and when another low-voltage apparatus is adjacent thereto, a space is formed between the heat insulator and the household contactor due to the presence of the heat insulator.

The static contact comprises an external connection end 71 connected with an external electric wire and a contact end 73, a contact plate 72 used for being in clamping fit with the base is arranged between the external connection end and the contact end, and the cross section of the contact plate is arranged in an arc shape.

Two sides of the contact support 5 are respectively provided with a positioning column 51, the reset structure is a spring 52, the lower end of the spring 52 is sleeved outside the positioning column 51, and the upper end of the spring is in contact with the lower surface of the coil framework. The lower surface of the coil skeleton is provided with a groove 81, a positioning bump 82 is arranged in the groove, the upper end of the spring is embedded in a gap between the groove and the positioning bump, the upper limit and the lower limit are arranged to ensure the fixing firmness of the spring, meanwhile, the two sides of the contact support extend to form platforms respectively, the two platforms are symmetrically arranged in a staggered mode, so that the stress of the spring is balanced, and when the contact support is used, the stress of the two ends of the contact support is equal, so that the movable contact bridge and the fixed contact are more stable in contact.

The two sides of the contact support are provided with reverse buckles 83, and two ends of the iron core shaft of the iron core are respectively embedded in the corresponding reverse buckles. Adopt iron core axle card to go into back-off and realize the linkage setting of iron core and contact carrier, its installation is comparatively convenient, also can avoid iron core axle not hard up to deviate from simultaneously, simultaneously

The opening of back-off is inside little big setting outward, improves assembly efficiency.

The arc-shaped contact plate and the bayonet are clamped mutually to prevent the upper side and the lower side from loosening, and convex hulls 74 are formed outwards on the two sides of the contact plate to realize the clamping of the left side and the right side, so that the anti-loosening design in four directions is realized.

The bottom of the upper cover is provided with at least one bulge 11, and the bulge 11 is pressed against the upper surface of the electromagnetic mechanism. The movement of the core and the coil on the axis is restricted by the protrusion.

In order to avoid direct and coil skeleton contact set up bolster 4 between electromagnetic mechanism and the arch, coil skeleton upside iron core mounted position both sides set up at least one buckle respectively promptly along the line, the bolster inlays to be established in this buckle to fix in coil skeleton upper end by the restriction, and the arch supports to press on the bolster, avoided direct and coil skeleton contact.

The lower end of the coil framework is provided with a plurality of limiting grooves 84, the base is correspondingly provided with a plurality of limiting protrusions 31, and the upper ends of the limiting protrusions are matched with the limiting grooves. The preferred 4 of spacing recess sets up at four edges of coil skeleton, is close to the setting of base lateral wall, and the inboard spacing arch that forms of base lateral wall of being convenient for has restricted coil skeleton's lateral shifting rather than the adaptation, very big increase inner space in addition, and processing is convenient, the installation of being convenient for.

The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of the present invention.

Claims (10)

1. A thermal insulation element, characterized by: the low-voltage electric appliance gap-forming device comprises a fixed end and a gap end, wherein the fixed end is fixedly arranged on any side of the low-voltage electric appliance, the gap end enables a gap to be formed between two adjacent low-voltage electric appliances, and the fixed end and the gap end are integrally formed.

2. A thermal insulating element according to claim 1, wherein: the stiff end is U type structure, just the both sides of U type structure are equipped with the buckle.

3. A thermal insulating element according to claim 2, wherein: the spacing end is formed by extending extension parts formed by extending the opening end of the fixed end outwards, and the two extension parts drive the U-shaped structures to move towards each other when stressed.

4. A thermal insulating element according to claim 3, wherein: the extension parts are arranged in parallel.

5. The utility model provides a household contactor, its includes the casing, the casing includes upper shield and base, forms accommodation space between the two, be equipped with electromagnetic mechanism and contact mechanism in the accommodation space, contact mechanism includes contact carrier, the movable contact bridge that sets up with the contact carrier linkage and sets up the static contact in movable contact bridge both sides, electromagnetic mechanism includes coil skeleton, winding and sets up the coil on the coil skeleton and establish the iron core in the coil outside, its characterized in that: a slot is provided in one side of the housing, and a heat insulator according to any one of claims 1 to 4 is provided in the slot.

6. The household contactor as claimed in claim 5, wherein positioning posts are respectively disposed on two sides of the contact support, a spring is disposed between the contact support and the bobbin, a lower end of the spring is sleeved outside the positioning posts, and an upper end of the spring is in contact with a lower surface of the bobbin.

7. The household contactor as claimed in claim 5, wherein the stationary contact comprises an external connection end connected with an external wire and a contact end, a contact plate for forming a clamping fit with the base is arranged between the external connection end and the contact end, and the cross section of the contact plate is arc-shaped.

8. A household contactor as claimed in claim 5, characterized in that: the two sides of the contact support are provided with reverse buckles, and the two ends of the iron core shaft of the iron core are respectively clamped and embedded in the corresponding reverse buckles.

9. A domestic contactor as claimed in claim 8, wherein: the opening of the reverse buckle is arranged in a small inside and a big outside.

10. A household contactor as claimed in claim 5, characterized in that: the coil skeleton lower extreme is equipped with a plurality of spacing recesses, the base corresponds and is equipped with a plurality of spacing archs, spacing bellied upper end and spacing recess looks adaptation.

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