CN2425032Y - Built-in self-locking drainage mechanism - Google Patents

Abstract

The utility model relates to a built-in self-locking drainage mechanism used for drinking water appliances. The utility model comprises a machine casing and a water tap which is straight through a water storage container, and the water tap is provided with a switch key. The switch key is provided with a built-in self-locking type, one end with a key is contacted with the key, a sliding block is pushed by the key, the back end of a push rod is pushed by the other end of the sliding block, and the front end of the push rod is provided with a valve of the water tap. The sliding block is in the shape of a hollow hammer, and the inner part of the sliding block is provided with a cam matched with a locking spring for completing the self locking and unlocking of the switch key. The appearance of a host machine can not be affected by the utility model, the appearance of the host machine is more fluent and beautiful, the inconvenience of bimanualness of the self-locking structure is relieved, and the utility model is favorable for water outflow operation for a long time.

Description

A kind of built-in self-locking discharge mechanism

The utility model relates to a kind of built-in self-locking discharge mechanism, can be widely used in the daily life utensil and industrial and agricultural production under the low hydraulic pressure, is meant a kind of built-in self-locking discharge mechanism that is used for water appliance especially.

Because the restriction of outlet conduit makes the water outlet device tool not break away from the structural form of traditional T type water cock and the constraint of outward appearance, structural development focuses mostly on construction of switch.Aspect low hydraulic pressure discharge mechanism, there is electronic and manual dual mode the commercially available prod at present, and manual mode comprises vapour-pressure type and go out ability of swimming certainly.Conventional still is the T type from water tap with two outlet, is provided with the switch of being made up of shutoff valve, retracing spring, switch handle in the corner of L type outlet conduit.This type structure for water tap is simple, practical, but it is big to take up room, appearance poor; Often must the one hand-held cup of operation is a master cock on the other hand, operation inconvenience.Chinese patent ZL92239568.3 " electrothermal water boiling of sterilizing insulation double purpose device " gives the deformation form that has shown a kind of conventional water cock, change by handle place balance pivot, prolong the leverage arm, make water cock built-in, beautified the main frame outward appearance, but its substantial structure is with conventional consistent from depotition cock.

The purpose of this utility model provides a kind of main frame outward appearance that do not influence, and can make the main frame outward appearance smooth more, beautiful, the built-in self-locking discharge mechanism of operating when being beneficial to long-time water outlet.

According to a kind of built-in self-locking discharge mechanism that is used for water appliance of above-mentioned purpose design-calculated, comprise on water cock that straight-through water container is arranged on casing, the casing, the water cock switch key is arranged, described water tap button is built-in self-locking type, comprise button, one end and the slide block that also promotes by key contacts by button, the other end of slide block drives the rear end of push rod, and the front end of push rod is the valve of water cock.Slide block is the hammer shape, hammer body hollow, and the hammer handle of hammer body one side contacts with button is terminal, and the hammer handle of opposite side promotes push rod.In the form of slot or the tubular of button is fixed with three height and groove or tube along concordant vertical rod on its sealed end.Three vertical rods in groove or the tubular button, wherein two vertical rods are pilot bar, the guide pipe of control button direction of slip cooperates on pilot bar and the locating plate, the end of the vertical rod of the 3rd hollow be enclosed within hammer handle outer and with hammer handle on moving contact of flange, it is the retracing spring of fulcrum that the flange opposite side is provided with flange and locating plate.

And hammer body is arranged on the opposite side of locating plate, it is a chute with the adapter plate that is positioned at the locating plate opposite side, the rectangular box body that securing cover plate is formed, chute is provided with the locking spring away from button one end, has the limit sliding chutes that cooperates with positioning convex on the hammer body on adapter plate and the securing cover plate.Positioning convex on the hammer body is provided with the boss that is connected of reducing friction with the hammer body junction.Described locking spring is the Γ type, and upright spring is the spiral spring, and horizontal sponson is a L type hook spring, and the hook spring stretches in the hammer body of hollow, matches with the cam that an end is fixed in the hammer body, the other end is unsettled.The side-glance shape of this cam is an obtuse-angled triangle, and the hypotenuse that the triangle obtuse angle is relative is downward-sloping, and the base that is the  shape is parallel with the hammer body side plate, and the obtuse angle edge that constitutes the obtuse angle with the base is slightly downward-sloping.Have with  type respective outer side edges on the hammer body side plate, L type hook spring is entered in the  and stretch into the protrusion plate washer of  inner region.

Because the utility model adopts built-in self-locking water flowing out structure, the button operation mode makes the main frame outward appearance smooth, beautiful more; Have automatically lock, auto-reset function, self-locking structure has been exempted the inconvenience of bimanualness, the operation when being beneficial to long-time water outlet.These structure Design characteristics are:

1, with the locating plate be supporter, remaining part adopts the hang setting.Pilot bar in the button is suspended in the guide pipe of locating plate, owing to adopted pipe pushing technology in Mold Making, so pilot bar and guide pipe do not have pattern draft, roughness and quality of fit height, button resistance in motion process is little, motion is steady, no stuck phenomenon.

2, slide block has adopted anti-off-centre and labor-saving structure.Slide block motion under push rod promotes because push rod produces eccentric force, needs anti-limited slip block stuck in chute.By adopting the positioning convex cooperate with position-limited trough, effectively prevented because of eccentric force cause stuck.And the small boss that is provided with in positioning convex and slide block junction has significantly reduced friction drag, makes rapid operation, convenience.

3, adopted the self-locking performance structure.When needing drinking-water, push key with have gentle hands, can hear " click clatter " loud and clear prompting after button puts in place, at this moment button is lockable, and water flows out from water outlet; When not needing water, push key with have gentle hands again and just the water source is closed, loud and clear prompting is also arranged.

Accompanying drawing 1 is given and has been shown existing complete section schematic side view from the conventional water cock of water outlet; Accompanying drawing 2 is the main scheme drawings of looking of the utility model assembling; Accompanying drawing 3 is that scheme drawing figure is looked on the utility model assembling right side; Accompanying drawing 4 is that the complete section scheme drawing is looked on the utility model assembling left side; Accompanying drawing 5 is local enlarged diagrams that the complete section scheme drawing is looked on an assembling left side; Accompanying drawing 6 is that the complete section scheme drawing is looked up in the utility model assembling; Accompanying drawing 7 is the utility model assembling schematic rear view.

With reference to accompanying drawing.This water appliance comprises casing 1, water cock 6, switch with built-in self-locking discharge mechanism, and integral installation fits on the locating plate 10.Switch contains switch key 2,, slide block 3, slide block retracing spring 4, push rod 7, push rod and water cock cooperation place are provided with the valve of control water cock open and close.Slide block is the hammer shape, slides in the chute that adapter plate 5 and securing cover plate 9 constitute, and is fixed with locking spring 8 at the far-end of chute, and the interior cam of locking spring and hollow rammer cooperates.

During use, press button with hand, the pilot bar in the button slides in guide pipe, and button promotes slide block and slides in chute, causes slide block to promote push rod and opens valve in the faucet outlet forward, water gravity flow and going out.Because the position of locking spring L type hook spring part is a little less than the height of hammer body cam ring, so when pressing button cam being slided with slide block, the hypotenuse A that L type hook spring the is close to triangular cam slip that faces down, to B face turning point, triangle base, under the guiding of protrusion retaining power plate, enter  type groove, along with clear and melodious whop, L type hook spring is close to the C face under the elastic force effect, reach the purpose of lock slider.At this moment, water outlet is in full open position, needn't press ﹠ hold with hand again.When aquifer yield reaches requirement, press button with hand again, this moment is because the position of L type hook spring is higher than cam obtuse angle vertex position, so skid off bottom recesses under the elastic force effect, sliding along triangular cam obtuse angle edge D face resets, and slide block is released, under the effect of retracing spring, automatically reset, also reset under the effect of push rod return spring in the pulling of slide block and water cock, water outlet is closed, and finishes a working cycle.

Claims (9)

1, a kind of built-in self-locking discharge mechanism that is used for water appliance, comprise having on casing (1), the casing switch key (2) is arranged on the water cock of straight-through water container (6), the water cock, it is characterized in that described water tap button is built-in self-locking type, comprise button, one end and the slide block (3) that also promotes by key contacts by button, the other end of slide block drives the rear end of push rod (7), and the front end of push rod is the valve of water cock.

2, built-in self-locking discharge mechanism as claimed in claim 1 is characterized in that slide block is the hammer shape, hammer body hollow, and the hammer handle of hammer body one side contacts with button is terminal, and the hammer handle of opposite side promotes push rod.

3, built-in self-locking discharge mechanism as claimed in claim 1 or 2 is characterized in that the in the form of slot or tubular of button, is fixed with three height and groove or tube on its sealed end along concordant vertical rod.

4, built-in self-locking discharge mechanism as claimed in claim 3, it is characterized in that three vertical rods in groove or the tubular button, wherein two vertical rods are pilot bar, pilot bar cooperates with the guide pipe that locating plate (10) is gone up control button direction of slip, the end of the vertical rod of the 3rd hollow be enclosed within hammer handle outer and with hammer handle on moving contact of flange, it is the retracing spring (4) of fulcrum that the flange opposite side is provided with flange and locating plate.

5, built-in self-locking discharge mechanism as claimed in claim 3, it is characterized in that hammer body is a chute with the adapter plate (5) that is positioned at the locating plate opposite side, the rectangular box body that securing cover plate (9) is formed, chute is provided with locking spring (8) away from button one end, has the limit sliding chutes that cooperates with positioning convex on the hammer body on adapter plate and the securing cover plate.

6, built-in self-locking discharge mechanism as claimed in claim 5 is characterized in that the positioning convex on the hammer body is provided with the boss that is connected of reducing friction with the hammer body junction.

7, built-in self-locking discharge mechanism as claimed in claim 5, it is characterized in that locking spring and be the Γ type, upright spring is the spiral spring, and horizontal sponson is a L type hook spring, the hook spring stretches in the hammer body of hollow, matches with the cam that an end is fixed in the hammer body, the other end is unsettled.

8, built-in self-locking discharge mechanism as claimed in claim 7, the side-glance shape that it is characterized in that described cam is an obtuse-angled triangle, (A) is downward-sloping for the hypotenuse that the triangle obtuse angle is relative, the base (C) that is the  shape is parallel with the hammer body side plate, and the obtuse angle edge (D) that constitutes the obtuse angle with the base is slightly downward-sloping.

9, built-in self-locking discharge mechanism as claimed in claim 8 is characterized in that having on the hammer body side plate with  type respective outer side edges, L type hook spring is entered in the  and stretches into the protrusion plate washer of  inner region.

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