CN209103999U - A kind of combination switch of install convenient - Google Patents

Abstract

The utility model relates to a kind of combination switches of install convenient in combination switch technology field, annular slot is offered at the top of shell, the annular cutting that the bottom outer-edge side of upper cover is fixedly installed and annular slot matches, the lower front of annular cutting is fixedly installed card adapter plate, the blocked hole that front and back penetrates through is offered on the front side wall of card adapter plate, accommodation groove is offered on the front side wall of shell, accommodation groove offers the clamping groove matched with card adapter plate on the side side wall far from opening, and clamping groove is connected to annular slot, accommodation groove, which is nested with, is provided with lateral support plate, the clamping bar matched with blocked hole is fixedly installed at the rear wall center of support plate, support spring is fixedly connected at left and right sides of the rear wall of support plate, it can be realized the Fast Installation of upper cover and shell, simultaneously it is also ensured that between upper cover and shell Connective stability.

Description

A kind of combination switch of install convenient

Technical field

The utility model relates to combination switch technology field, specially a kind of combination switch of install convenient.

Background technique

Combination switch is a kind of switch element for being mounted on automatic switching power capacitor in distribution box or power distribution cabinet, one As combination switch upper cover and shell between be to be assembled by buckle structure, the upper cover and shell of the assembly of this buckle structure Body after prolonged dismounting, is be easy to causeing the abrasion of clamping part so that buckle structure loosens, thus upper cover and shell Installation tightness between body is deteriorated, and fastness is lower, even results in the damage of snap part, and install in upper cover and shell It is inconvenient when matching, it is troublesome in poeration, for this purpose, it is proposed that a kind of combination switch of install convenient.

Utility model content

The purpose of this utility model is to provide a kind of combination switches of install convenient, to solve to mention in above-mentioned background technique Out the problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of combination switch of install convenient, including Shell is plugged with upper cover at the top of the shell, and the outer wall four corners of the shell are fixedly installed attachment base, the upper cover Be equipped with gasket with the junction of shell, the top of the upper cover be disposed with from front to back control signal connecting terminal, Indicator light mounting hole and mark attach slot, and the shell includes the assembly cavity for being in housing cavity and matching with circuit board, Circuit board slot is offered in the inner walls, offers annular slot at the top of the shell, outside the bottom of the upper cover The lower front of the annular cutting that edge is provided with and annular slot matches, the annular cutting is fixedly installed card adapter plate, institute It states and offers the blocked hole that front and back penetrates through on the front side wall of card adapter plate, offer accommodation groove on the front side wall of the shell, it is described Accommodation groove offers the clamping groove matched with card adapter plate, and the clamping groove and annular slot on the side side wall far from opening Connection, the accommodation groove, which is nested with, is provided with lateral support plate, be fixedly installed at the rear wall center of the support plate and The rear wall left and right sides of the clamping bar that blocked hole matches, the support plate is fixedly connected to support spring, the support The spring other end is fixed on the side wall of the side far from opening in accommodation groove, and fixation is set at the front side wall center of the support plate It is equipped with movable block.

Preferably, it is fixedly installed the cassette tape of annular on the outer wall of the annular cutting, is opened on the annular slot inner wall Wear-resisting rubber pad is enclosed with equipped with the assembling groove matched with cassette tape, and on the outer wall of the annular cutting.

Preferably, the height of the annular cutting and the depth of annular slot match, and the height of the card adapter plate and The depth of clamping groove matches.

Preferably, the distance and the clamping distance of bar to case top of the blocked hole to upper cover bottom are identical and described Clamping bar extends to clamping groove inner cavity after accommodation groove.

Preferably, the support spring is the identical device of four groups of structures, and the axial line to be clamped bar is symmetry axis pair Claim setting.

Preferably, threaded hole up and down is offered at the top of the attachment base, and the top and bottom of threaded hole are equal Offer arc angling.

Compared with prior art, the utility model has the beneficial effects that the utility model is reasonable in design, pass through upper cover The annular cutting of bottom and the annular slot of case top cooperate, and can be realized the Fast Installation of upper cover and shell, and By pulling movable block manually, promote support plate that clamping bar is driven to move outward, while support spring is compressed, clamping bar moves Out in clamping groove, the card adapter plate of annular cutting bottom can be nested in clamping groove, then be loosed one's grip, in the screen resilience of support spring Under drive, clamping bar can be nested into blocked hole, the limit to upper cover be realized, so as to ensure between upper cover and shell Connective stability, it is convenient to operate, and practicability is higher.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model superstructure schematic diagram；

Fig. 3 is the utility model schematic diagram of housing structure；

Fig. 4 is the utility model Section A-A structural schematic diagram.

In figure: 1- upper cover；11- annular cutting；12- cassette tape；13- card adapter plate；14- blocked hole；2- shell；21- assembly is empty Chamber；22- circuit board slot；23- annular slot；24- clamping groove；25- support plate；26- is clamped bar；27- support spring；28- is living Motion block；3- attachment base；4- gasket；5- controls signal connecting terminal；6- indicator light mounting hole；7- mark attaches slot；8- accommodating Slot.

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 combination switch of install convenient, including shell Body 2, the top of shell 2 are plugged with upper cover 1, and the outer wall four corners of shell 2 are fixedly installed attachment base 3, upper cover 1 and shell 2 Junction be equipped with gasket 4, the top of upper cover 1 is disposed with control signal connecting terminal 5, indicator light peace from front to back It fills hole 6 and mark attaches slot 7, shell 2 includes in 2 inner cavity of shell and the assembly cavity 21 that matches with circuit board, shell 2 Circuit board slot 22 is offered on wall, the top of shell 2 offers annular slot 23, and the bottom outer-edge of upper cover 1 is provided with and ring The annular cutting 11 that shape slot 23 matches, the lower front of annular cutting 11 are fixedly installed card adapter plate 13, card adapter plate 13 The blocked hole 14 that front and back penetrates through is offered on front side wall, accommodation groove 8 is offered on the front side wall of shell 2, accommodation groove 8 is far from opening Side side wall on offer the clamping groove 24 matched with card adapter plate 13, and clamping groove 24 be connected to annular slot 23, accommodating Slot 8, which is nested with, is provided with lateral support plate 25, is fixedly installed at the rear wall center of support plate 25 and matches with blocked hole 14 The rear wall left and right sides of the clamping bar 26 of conjunction, support plate 25 is fixedly connected to support spring 27,27 other end of support spring It is fixed on the side wall of the side far from opening in accommodation groove 8, is fixedly installed movable block at the front side wall center of support plate 25 28。

Wherein, it is fixedly installed the cassette tape 12 of annular on the outer wall of annular cutting 11, is offered on annular 23 inner wall of slot The assembling groove matched with cassette tape 12, and be enclosed with wear-resisting rubber pad on the outer wall of annular cutting 11, can be with by this set When annular cutting 11 is injected in annular slot 23, annular cutting 11 and ring can be increased by the cooperation of cassette tape 12 and assembling groove Frictional force between shape slot 23 improves the stable connection degree between upper cover 1 and shell 2；

The height of annular cutting 11 and the depth of annular slot 23 match, and the height of card adapter plate 13 and clamping groove 24 Depth matches, and can guarantee that card adapter plate 13 can be nested after annular cutting 11 is nested in annular slot 23 by this set In clamping groove 24；

The distance of blocked hole 14 to 1 bottom of upper cover is identical with the distance at clamping bar 26 to 2 top of shell, and is clamped bar 26 and passes through 24 inner cavity of clamping groove is extended to after wearing accommodation groove 8, can guarantee the clamping being clamped in bar 26 and card adapter plate 13 by this set Hole 14 matches；

Support spring 27 is the identical device of four groups of structures, and the axial line to be clamped bar 26 is symmetrical arranged as symmetry axis；

The top of attachment base 3 offers threaded hole up and down, and the top and bottom of threaded hole offer arc Chamfering by this set is convenient for that shell 2 being fixed by attachment base 3, improves convenience.

Embodiment: circuit board when in use, is first connected in circuit board slot 22 by the device, then by 1 bottom of upper cover Annular cutting 11 inject the annular slot 23 at the top of shell 2, can be realized the Fast Installation of upper cover 1 and shell 2, then manually The movable block 28 in accommodation groove 8 is pulled, promotes support plate 25 that clamping bar 26 is driven to move outward, while support spring 27 is drawn It stretches, clamping bar 26 removes clamping groove 24, and the card adapter plate 13 of annular 11 bottom of cutting can be nested in clamping groove 24, then loose Hand, in the case where the screen resilience of support spring 27 drives, support plate 25 drives clamping bar 26 to nest into the card adapter plate 13 of upper cover 1 and is clamped In hole 14, the limit to upper cover 1 is realized, so as to ensure the connective stability between upper cover 1 and shell 2, in disassembly upper cover 1 When, movable block 28 is pulled manually, promotes support plate 25 that clamping bar 26 is driven to move outward, while support spring 27 is stretched, It is clamped bar 26 and removes clamping groove 24, then annular cutting 11 can be removed from annular slot 23, realize upper cover 1 and shell 2 Disassembly separation.

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 (6)

1. a kind of combination switch of install convenient, including shell (2), it is characterised in that: be plugged at the top of the shell (2) It covers (1), the outer wall four corners of the shell (2) are fixedly installed attachment base (3), the connection of the upper cover (1) and shell (2) Place is equipped with gasket (4), and the top of the upper cover (1) is disposed with control signal connecting terminal (5), instruction from front to back Lamp mounting hole (6) and mark attach slot (7), and the shell (2) includes in dress shell (2) inner cavity and matched with circuit board With cavity (21), is offered circuit board slot (22) on shell (2) inner wall, offer annular at the top of the shell (2) Slot (23), the annular cutting (11) that the bottom outer-edge of the upper cover (1) is provided with and annular slot (23) matches, the ring The lower front of shape cutting (11) is fixedly installed card adapter plate (13), and front and back is offered on the front side wall of the card adapter plate (13) and is passed through Logical blocked hole (14) offers accommodation groove (8) on the front side wall of the shell (2), the accommodation groove (8) far from opening one The clamping groove (24) matched with card adapter plate (13) is offered on the side wall of side, and the clamping groove (24) and annular slot (23) are even Logical, the accommodation groove (8), which is nested with, to be provided with lateral support plate (25), is fixed at the rear wall center of the support plate (25) It is provided with the clamping bar (26) matched with blocked hole (14), is fixedly connected at left and right sides of the rear wall of the support plate (25) Having support spring (27), support spring (27) other end is fixed on the side wall of the side far from opening in accommodation groove (8), Movable block (28) are fixedly installed at the front side wall center of the support plate (25).

2. a kind of combination switch of install convenient according to claim 1, it is characterised in that: the annular cutting (11) It is fixedly installed the cassette tape (12) of annular on outer wall, offers on described annular slot (23) inner wall and matches with cassette tape (12) Assembling groove, and wear-resisting rubber pad is enclosed on the outer wall of the annular cutting (11).

3. a kind of combination switch of install convenient according to claim 1, it is characterised in that: the annular cutting (11) Height and the depth of annular slot (23) match, and the depth of the height of the card adapter plate (13) and clamping groove (24) matches It closes.

4. a kind of combination switch of install convenient according to claim 1, it is characterised in that: the blocked hole (14) is to upper The distance for covering (1) bottom is identical with the distance at the top of clamping bar (26) to shell (2), and the clamping bar (26) runs through accommodation groove (8) clamping groove (24) inner cavity is extended to after.

5. a kind of combination switch of install convenient according to claim 1, it is characterised in that: the support spring (27) is The identical device of four groups of structures, and the axial line to be clamped bar (26) is symmetrical arranged as symmetry axis.

6. a kind of combination switch of install convenient according to claim 1, it is characterised in that: the top of the attachment base (3) Portion offers threaded hole up and down, and the top and bottom of threaded hole offer arc angling.