CN215451195U

CN215451195U - Plum blossom contact that can install fast

Info

Publication number: CN215451195U
Application number: CN202121780568.1U
Authority: CN
Inventors: 赵月龙
Original assignee: Jurong Xinhe Hardware Electric Appliance Co ltd
Current assignee: Jurong Xinhe Hardware Electric Appliance Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-07
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a quincuncial contact capable of being quickly installed, which comprises a lower grid piece, wherein four lower circular grooves are formed in the edge of the bottom of the lower grid piece, a limiting jack is formed in the middle of the top of the inner wall of each lower circular groove, an upper circular groove is formed in the top of the inner wall of each limiting jack, a supporting rod is movably inserted into the lower circular groove, and the top end of the supporting rod penetrates through the limiting jack and the inner part of the upper circular groove in sequence and extends to the upper part of the lower grid piece. The device has the advantages that the bottom end of the contact piece group can be limited when the contact piece group is installed, a user can conveniently install the contact piece group in sequence, the installation firmness of the contact piece group is improved, the influence of installation of other parts on the stability of the contact piece group is reduced, the installation efficiency of the device is improved, the four support rods are used for being overlapped into the three-dimensional rectangular pyramid, a limiting spring is conveniently stroked into the spring groove on the outer surface of the contact piece group through the three-dimensional rectangular pyramid, a spring installation auxiliary tool is directly replaced, and the installation steps of the spring are simplified.

Description

Plum blossom contact that can install fast

Technical Field

The utility model relates to the field, in particular to a quincuncial contact capable of being quickly installed.

Background

The plum blossom contact is an important part in a high-voltage circuit breaker, the high-voltage circuit breaker plays a role in control and protection in an electric power system, a contact blade group of the plum blossom contact is usually combined into a group by two contact blades, a plurality of groups of contact blade groups are arranged evenly in an equal way, and contacts of the two contact blades are positioned on the same horizontal position on a grid plate.

In prior art, among the assembly process between each part of current part plum blossom contact, all around the bars piece because of a plurality of contact pieces, be difficult to carry on spacingly, the vibrations that lead to other part installations to produce can lead to its problem that easily appears scattering to influence the installation effectiveness, and spacing spring's installation need use supplementary mounting tool, and the limitation is great, and operating procedure is also comparatively complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tulip contact capable of being quickly installed so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a quincuncial contact capable of being quickly installed comprises a lower grid plate, wherein the edge of the bottom of the lower grid plate is provided with four lower circular grooves, the middle of the top of the inner wall of the lower circular groove is provided with a limiting jack, the top of the inner wall of the limiting jack is provided with an upper circular groove, a support rod is movably inserted in the lower circular groove, the top end of the support rod sequentially penetrates through the limiting insertion hole and the inner part of the upper circular groove and extends to the upper part of the lower grid sheet, the bottom end of the supporting rod is connected with a limiting ring through threads, the outer surface of the lower grid sheet is provided with a buckling groove, a supporting shaft is fixedly connected at the middle part inside the buckling groove, a contact piece group is movably sleeved inside the buckling groove, the bottom of contact piece group surface has seted up the bar draw-in groove, the inside at the bar draw-in groove of the middle joint of back shaft surface, the top threaded connection of bracing piece has last bars piece.

Preferably, the outer surface of the upper grid is provided with an open slot, and the top end of the outer surface of the contact blade group is movably sleeved inside the open slot.

Preferably, the top and the bottom of contact group surface all offer quantity be two spring groove, the inside activity of spring groove has cup jointed spacing spring.

Preferably, the bottom end of the outer surface of the limiting ring is movably sleeved inside the upper circular groove, and the four supporting rods are uniformly arranged on the top of the lower grid plate in a cross shape.

Preferably, the number of the contact sets is eight, and the eight contact sets are uniformly arranged on the outer surface of the lower grid plate.

Preferably, the support rods and the contact pieces are arranged between the lower grid piece and the upper grid piece in a staggered mode.

The utility model has the technical effects and advantages that:

(1) the clamping groove, the support shaft, the strip-shaped clamping groove and the like are matched for use, so that the bottom end of the contact piece set can be limited when the contact piece set is installed, a user can conveniently install the contact piece set in sequence, the installation firmness of the contact piece set is improved, the influence of the installation of other parts on the stability of the contact piece set is reduced, and the installation efficiency of the device is improved;

(2) according to the utility model, the four support rods, the lower circular groove, the limiting spring and the like are matched for use, the four support rods are used for forming the three-dimensional rectangular pyramid, the limiting spring is conveniently sleeved outside the limiting spring, and then the limiting spring is stroked into the spring groove on the outer surface of the contact piece group, so that a spring mounting tool is directly replaced, and the spring mounting steps are simplified.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is a side sectional view of a portion of the structure of the present invention;

fig. 4 is a top view of the structure of the present invention.

In the figure: 1. a lower grid sheet; 2. a lower circular groove; 3. limiting the jacks; 4. an upper circular groove; 5. a support bar; 6. a limiting ring; 7. a fastening groove; 8. a support shaft; 9. an upper grid sheet; 10. an open slot; 11. a set of contacts; 12. a strip-shaped clamping groove; 13. a spring slot; 14. and a limiting spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a quincuncial contact capable of being quickly installed as shown in figures 1-4, which comprises a lower grid sheet 1, wherein the outer surface of the lower grid sheet 1 is provided with a clamping groove 7, the inside of the clamping groove 7 is movably sleeved with eight contact sheet sets 11, the eight contact sheet sets 11 are uniformly arranged on the outer surface of the lower grid sheet 1, the bottom end of the outer surface of each contact sheet set 11 is provided with a strip-shaped clamping groove 12, the middle part of the outer surface of a support shaft 8 is clamped in the strip-shaped clamping groove 12, the top end and the bottom end of the outer surface of each contact sheet set 11 are respectively provided with two spring grooves 13, the inside of each spring groove 13 is movably sleeved with a limiting spring 14, and the inner wall of each limiting spring 14 is movably sleeved on the outer surfaces of the eight contact sheet sets 11;

as shown in figure 2, the edge of the bottom of the lower grid plate 1 is provided with four lower circular grooves 2, the middle of the top of the inner wall of the lower circular groove 2 is provided with a limit jack 3, the top of the inner wall of the limit jack 3 is provided with an upper circular groove 4, a support rod 5 is movably inserted in the lower circular groove 2, the top end of the support rod 5 sequentially penetrates through the limit jack 3 and the inner part of the upper circular groove 4 and extends to the upper part of the lower grid plate 1, the bottom end of the support rod 5 is in threaded connection with a limit ring 6, the bottom end of the outer surface of the limit ring 6 is movably sleeved in the upper circular groove 4, the four support rods 5 are uniformly arranged on the top of the lower grid plate 1 in a cross shape, a three-dimensional rectangular pyramid is formed by the four support rods 5, so that a limit spring 14 can be conveniently sleeved outside the three-dimensional rectangular pyramid, and then the limiting spring 14 is stroked into the spring groove 13 on the outer surface of the contact blade group 11, so that a spring mounting tool is directly replaced, and the spring mounting step is simplified.

As shown in fig. 3, the buckle groove 7 has been seted up to the surface of lower grid piece 1, the inside middle fixedly connected with back shaft 8 of department of buckle groove 7, the top threaded connection of bracing piece 5 has last grid piece 9, open slot 10 has been seted up to the surface of going up grid piece 9, the top activity of contact group 11 surface is cup jointed in the inside of open slot 10, bracing piece 5 and contact group 11 are the staggered arrangement between grid piece 1 and last grid piece 9 down, can be when contact group 11 installs, carry on spacingly to the bottom of contact group 11, the person of facilitating the use installs contact group 11 in proper order, and improve the fastness of its installation, reduce the influence of the installation of other parts to its stability, improve the installation effectiveness of the device.

The working principle of the utility model is as follows: when a user installs the device, firstly, the strip-shaped clamping grooves 12 at the bottom ends of the contact sets 11 are sleeved on the outer surface of the supporting shaft 8, then the contact sets 11 are rotated upwards by 90 degrees by taking the axis of the supporting shaft 8 as a circle center, the installation of other contact sets is repeated, after the contact sets 11 are installed, the user holds the top ends of all the contact sets 11 with the left hand, simultaneously sleeves the bottom ends of the supporting rod 5 inside the four limiting springs 14 by using the right hand and abuts against the table top, then obliquely abuts against the top end of the supporting rod 5 inside the lower circular groove 2, the left hand holds the contact sets 11 and presses downwards to enable the supporting rod 5 to stand, then releases the right hand, then uses the right hand to smooth the limiting springs 14 upwards until the four limiting springs 14 are sleeved on the outer surface of the contact sets 11, releases the left hand, and then respectively smoothes the four limiting springs 14 inside the corresponding spring grooves 13, and then the upper grid sheet 9 is clamped between the top ends of the contact sheets 11, the top end of the contact sheet 11 is sleeved in the open slot 10, finally the top end of the supporting rod 5 penetrates through the lower circular groove 2, the limiting jack 3 and the upper circular groove 4, the limiting ring 6 is sleeved from the top end of the supporting rod 5, the supporting rod 5 is connected to the bottom end of the supporting rod 5 in a threaded manner, and the supporting rod 5 is rotated again, so that the top end of the supporting rod is fastened with the upper grid sheet 9 in a threaded manner.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The plum blossom contact capable of being quickly installed comprises a lower grid plate (1) and is characterized in that four lower circular grooves (2) are formed in the edge of the bottom of the lower grid plate (1), a limiting jack (3) is formed in the middle of the top of the inner wall of the lower circular groove (2), an upper circular groove (4) is formed in the top of the inner wall of the limiting jack (3), a supporting rod (5) is movably inserted into the lower circular groove (2), the top end of the supporting rod (5) sequentially penetrates through the limiting jack (3) and the upper circular groove (4) and extends to the upper portion of the lower grid plate (1), a limiting ring (6) is connected to the bottom end of the supporting rod (5) through threads, a clamping groove (7) is formed in the outer surface of the lower grid plate (1), a supporting shaft (8) is fixedly connected to the middle of the inner portion of the clamping groove (7), and a contact group (11) is movably sleeved in the inner portion of the clamping groove (7), bar-shaped clamping grooves (12) are formed in the bottom end of the outer surface of the contact piece group (11), the middle of the outer surface of the supporting shaft (8) is clamped inside the bar-shaped clamping grooves (12), and an upper grid piece (9) is connected to the top end of the supporting rod (5) in a threaded mode.

2. The tulip contact capable of being quickly mounted according to claim 1, wherein an open slot (10) is formed in the outer surface of the upper grid plate (9), and the top end of the outer surface of the contact group (11) is movably sleeved in the open slot (10).

3. The tulip contact capable of being quickly installed according to claim 1, wherein two spring grooves (13) are formed in the top end and the bottom end of the outer surface of the contact group (11), and a limiting spring (14) is movably sleeved inside each spring groove (13).

4. The plum blossom contact capable of being quickly installed according to claim 1, wherein the bottom end of the outer surface of the limiting ring (6) is movably sleeved inside the upper circular groove (4), and the four supporting rods (5) are uniformly arranged on the top of the lower grid plate (1) in a cross shape.

5. A tulip contact which can be quickly mounted according to claim 1, wherein the number of the contact sets (11) is eight, and the eight contact sets (11) are uniformly arranged on the outer surface of the lower grid plate (1).

6. A tulip contact which can be quickly mounted according to claim 1, wherein the support rods (5) and the contact sets (11) are arranged in a staggered manner between the lower grid (1) and the upper grid (9).