CN208570391U - A kind of low pressure gratuitously switches switch - Google Patents

Abstract

The utility model discloses a kind of low pressure gratuitously to switch switch, including switch main body, protective casing is fixedly connected with by holding screw outside the switch main body, it is disposed with insulating layer and waterproof layer from left to right inside the protective casing, switch main body front surface lower part is left, right two sides are provided with one group of circular hole, the circular hole is internally provided with insulated column, the fixture block that the insulated column is arranged by outer end two sides is connect with the card slot that circular hole open edge is arranged, bottom end is fixedly connected with circuit board in the switch main body, the circuit board upper end is left, right two sides are provided with one group of conductive hole, and it is oppositely arranged between conductive hole and circular hole.The utility model has the advantages that save the cost, easy to use by setting insulating layer, waterproof layer, rubber hose, conductive hole and insulation rod structure.

Description

A kind of low pressure gratuitously switches switch

Technical field

The utility model relates to the production of electric control appliance and manufacturing technology field, specially a kind of low pressure gratuitously switches Switch.

Background technique

Low tension switch substantially has automobile low-voltage protective switch, and pressure controls low tension switch, power equipment low-tension switch electric appliance Three classification, are adapted to the fields such as automobile industry, water purifier industry, power industry, in different fields, low tension switch meaning is not Together, substantially there is automobile low-voltage protective switch, pressure controls low tension switch, power equipment low-tension switch electric appliance, and low tension switch refers to When the voltage that automobile is supplied to vehicle power supply is lower than how many, vehicle power supply can be automatically closed, and be a kind of common electrical component, This function of vehicle power supply belongs to defencive function, protects the power supply unit of automobile not damaged, preferential to guarantee that automobile itself is used It is electric normal, for example ensure that automobile can be with normal ignition etc., pressure control low tension switch is the pressure mistake to be supplied water according to whole system It is small or the entire circuit of control system disconnects when not having water, to protect the service life of pump, the electric appliance member that prevents systems pumps from dallying Part.

But there are deficiencies below for the prior art:

1, the safety prevention measure of switch main body is insufficient, easily causes the relevant damage of device, brings the increase of use cost；

2, power supply line is during use, easy to damage because left and right drops, and the installation of power supply line is inconvenient.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of low pressure and gratuitously switches switch, solves existing skill There are power supply line, switch main body are easy to damage in art；The inconvenient problem of power supply line installation.

To achieve the above object, the utility model provides the following technical solutions: a kind of low pressure gratuitously switches switch, including opens It closes main body, protective casing is fixedly connected with by holding screw outside the switch main body, inside the protective casing extremely by a left side The right side is disposed with insulating layer and waterproof layer, and switch main body front surface lower part arranged on left and right sides is provided with one group of circular hole, described Circular hole is internally provided with insulated column, the card slot that the fixture block and circular hole open edge that the insulated column is arranged by outer end two sides are arranged It connects, bottom end is fixedly connected with circuit board in the switch main body, and circuit board upper end arranged on left and right sides is provided with one group of conduction Hole, and be oppositely arranged between conductive hole and circular hole；Protective casing bottom end arranged on left and right sides is respectively arranged with through-hole, and through-hole Bottom end is threaded with rubber hose；Power supply line is socketed with inside the rubber hose, and power supply line extends into inside conductive hole.

Preferably, the protective casing rear end is fixedly connected with mounting plate by expansion bolt, and expansion bolt is set to Inside the mounting hole that installation plate surface opens up.

The utility model provides a kind of low pressure and gratuitously switches switch, have it is following the utility model has the advantages that

(1) the utility model has and pacifies in real time to switch main body by setting protective casing, insulating layer and waterproof layer The effect of full protection, the safety prevention measure for solving switch main body is insufficient, easily causes the relevant damage of device, bring use at The problem of this increase, during switch main body use, outside is usually naked state, at this point, logical in the outside of switch main body It crosses holding screw and is fixedly connected with protective casing, and be internally provided with insulating layer and waterproof layer in protective casing, utilize insulation Layer to protective casing carry out insulation processing, avoid electric current from damaging the human body of contact, using waterproof layer to protective casing into Row water-proofing treatment avoids water flow from penetrating into the inside of protective casing, damages to switch main body, brings the increase of cost, real The saving of cost is showed.

(2) the utility model is by setting rubber hose, circular hole and insulated column, have convenient for being installed to power supply line, To the effect that power supply line is protected, solve power supply line during use, it is easy to damage because left and right drops, and power supply line Power supply line when installing to power supply line, is passed through first through hole, the second through-hole by rubber hose by the problem of installation is inconvenient Into the inside of conductive hole, in first through hole bottom end, the rubber hose of setting carries out internal power supply line using the elasticity of itself Protection avoids power supply line from, with first through hole inner sidewall hard contact, bringing the damage of power supply line due to left and right drops, meanwhile, when When power supply line is entered inside conductive hole, insulated column is extended into inside conductive hole, so that power supply line and circuit board are electrically connected, and Pass through the connection of the card slot of the fixture block and circular hole upper end of insulated column bottom end, it is ensured that the stabilization of structure between power supply line and circuit board Property, greatly it is convenient to use.

Detailed description of the invention

Fig. 1 is the utility model external structure schematic diagram；

Fig. 2 is the utility model schematic diagram of internal structure.

In figure: 1, protective casing；2, insulating layer；3, mounting plate；4, waterproof layer；5, expansion bolt；6, power supply line；7, rubber Hose；8, switch main body；9, first through hole；10, holding screw；11, circuit board；12, the second through-hole；13, insulated column；14, circle Hole；15, conductive hole；16, card slot；17, fixture block；18, mounting hole.

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.

As shown in Figs. 1-2, the utility model provides a kind of technical solution: a kind of low pressure gratuitously switches switch, including switch Main body 8 is fixedly connected with protective casing 1 by holding screw 10 outside switch main body 8, and 1 rear end of protective casing passes through expanding screw Bolt 5 is fixedly connected with mounting plate 3, and expansion bolt 5 is set to inside the mounting hole 18 that 3 surface of mounting plate opens up, protective casing 1 Inside is disposed with insulating layer 2 and waterproof layer 4 from left to right, and during 8 use of switch main body, outside is usually exposed shape State, at this point, being fixedly connected with protective casing 1 by holding screw 10 in the outside of switch main body 8, and in protective casing 1 Portion is provided with insulating layer 2 and waterproof layer 4, carries out insulation processing to protective casing 1 using insulating layer 2, avoids electric current to contact Human body damages, and carries out water-proofing treatment to protective casing 1 using waterproof layer 4, water flow is avoided to penetrate into the interior of protective casing 1 Portion damages switch main body 8, brings the increase of cost, realizes the saving of cost, protective casing (1), switch main body (8) bottom end arranged on left and right sides is respectively arranged with first through hole (9) and the second through-hole (12), and first through hole (9) bottom end is threadedly coupled Have rubber hose (7), power supply line 6 is socketed with inside rubber hose 7, and power supply line 6 extends into inside conductive hole 15, switch main body 8 front surface lower part arranged on left and right sides are provided with one group of circular hole 14, and circular hole 14 is internally provided with insulated column 13, and insulated column 13 passes through outer The fixture block 17 of end two sides setting is connect with the card slot 16 that 14 open edge of circular hole is arranged, and bottom end is fixedly connected in switch main body 8 Circuit board 11,11 upper end arranged on left and right sides of circuit board are provided with one group of conductive hole 15, and set relatively between conductive hole 15 and circular hole 14 It sets, when installing to power supply line 6, power supply line 6 is entered into conductive hole by first through hole 9, the second through-hole 12 by rubber hose 7 15 inside, in 9 bottom end of first through hole, the rubber hose 7 of setting protects internal power supply line 6 using the elasticity of itself, Power supply line 6 is avoided, with 9 inner sidewall hard contact of first through hole, to bring the damage of power supply line 6 due to left and right drops, meanwhile, work as electricity When source line 6 enters 15 inside of conductive hole, insulated column 13 is extended into inside conductive hole 15, so that 11 electricity of power supply line 6 and circuit board Property connection, and pass through the connection of the fixture block 17 of 13 bottom end of insulated column and the card slot 16 of 14 upper end of circular hole, it is ensured that power supply line 6 and circuit The stability of structure, is greatly convenient to use between plate 11.

Working principle: during 8 use of switch main body, outside is usually naked state, at this point, in switch main body 8 Outside is fixedly connected with protective casing 1 by holding screw 10, and is internally provided with insulating layer 2 and waterproof in protective casing 1 Layer 4 carries out insulation processing to protective casing 1 using insulating layer 2, avoids electric current from damaging the human body of contact, utilize waterproof 4 pairs of protective casing 1 of layer carry out water-proofing treatment, avoid water flow from penetrating into the inside of protective casing 1, damage to switch main body 8, The increase for bringing cost realizes the saving of cost, and when installing to power supply line 6, power supply line 6 is passed through by rubber hose 7 First through hole 9, the second through-hole 12 enter the inside of conductive hole 15, and in 9 bottom end of first through hole, the rubber hose 7 of setting utilizes itself Elasticity internal power supply line 6 is protected, avoid power supply line 6 from connecing due to left and right drops with 9 inner sidewall hardness of first through hole Touching, brings the damage of power supply line 6, meanwhile, when power supply line 6 enters 15 inside of conductive hole, insulated column 13 is extended into conductive hole Inside 15, so that power supply line 6 and circuit board 11 are electrically connected, and pass through the fixture block 17 of 13 bottom end of insulated column and 14 upper end of circular hole The connection of card slot 16, it is ensured that the stability of structure between power supply line 6 and circuit board 11 is greatly convenient to use.

It can to sum up obtain, the utility model passes through setting insulating layer 2, waterproof layer 4, rubber hose 7, conductive hole 15 and insulated column 13 structures, solve that power supply line, switch main body exists in the prior art is easy to damage；The inconvenient problem of power supply line installation.

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 (2)

1. a kind of low pressure gratuitously switches switch, including switch main body (8), it is characterised in that: pass through outside the switch main body (8) Holding screw (10) is fixedly connected with protective casing (1), is disposed with insulating layer from left to right inside the protective casing (1) (2) and waterproof layer (4), switch main body (8) front surface lower part arranged on left and right sides are provided with one group of circular hole (14), the circular hole (14) it is internally provided with insulated column (13), the fixture block (17) that the insulated column (13) is arranged by outer end two sides is opened with circular hole (14) Card slot (16) connection of mouth edge setting, the interior bottom end of the switch main body (8) is fixedly connected with circuit board (11), the circuit board (11) upper end arranged on left and right sides is provided with one group of conductive hole (15), and is oppositely arranged between conductive hole (15) and circular hole (14)；It is described Protective casing (1), switch main body (8) bottom end arranged on left and right sides are respectively arranged with first through hole (9) and the second through-hole (12), and One through-hole (9) bottom end is threaded with rubber hose (7)；It is socketed with power supply line (6) inside the rubber hose (7), and power supply It is internal that line (6) extends into conductive hole (15).

2. a kind of low pressure according to claim 1 gratuitously switches switch, it is characterised in that: protective casing (1) rear end It is fixedly connected with mounting plate (3) by expansion bolt (5), and expansion bolt (5) is set to the installation that mounting plate (3) surface opens up Hole (18) is internal.