CN2610272Y

CN2610272Y - Auto-control drainage valve

Info

Publication number: CN2610272Y
Application number: CNU022908994U
Authority: CN
Inventors: 薛家龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-12-12
Filing date: 2002-12-12
Publication date: 2004-04-07
Anticipated expiration: 2012-12-12

Abstract

A self-control evacuation valve belongs to the mechanical valve field and is used to the evacuation of water conveying pipes of a solar water heater, wherein an upper valve body is provided inside with a valve needle, a valve ball, a valve bed and a water guiding plate, the upper valve body is connected with a water tank joint on the upper end and with the upper end of the lower valve body on the lower end, the lower valve body is provided inside with a booster and on the lower part and the shoulder with holes, a water holding ring is provided with small holes on the upper part and with bigger holes on the lower part, the radial square hole of the right projection of the lower valve body is connected fixedly with a fixed block which is connected with a briquette, the radial square hole of the left projection of the lower valve body is connected fixedly with an air-in block, the left projection of the lower valve body is connected with the crosswise hole of the air-in valve body, the lower end of the lower valve body is communicated with the water conveying pipe, the vertical hole of the air-in valve body is provided with a hollow valve, the upper end of the air-in valve body is connected with the air-in cover, the rubber ball is sleeved on the round pipe of the gland which is connected with a switch joint bed, a water blocking valve ball is provided inside the hollowness of the bed of which the intake and effluent are connected with the water conveying pipe and the shower switch though the water feeding switch, the intake and the evacuation switch, and the upper valve body and the lower valve body are communicated with the water conveying pipe and the bed respectively. The utility model has the advantages of simple structure and no power source is needed.

Description

The automatic control exhaust-valve

Technical field

The utility model relates to a kind of automatic control exhaust-valve, belongs to the machinery valve field, is applicable to the emptying of different size solar water heater aqueduct.

Background technology

All be to utilize electronic, electromagnetic switch solution emptying problem in the prior art, because small and medium-sized cities often have a power failure, the part areas without electricity more can't use, and electronic, electromagnetic switch complex structure, and fault is many, be out of order to repair difficulty, and the cost height is dangerous again.

Summary of the invention

At above-mentioned technical problem, the utility model provides a kind of non-electric automatic control exhaust-valve;

Solving the problems of the technologies described above the technical measures of taking is, this automatic control exhaust-valve is mainly by needle, valve ball, the valve seat of upper valve body, the boost motor of following valve body, water conservation circle, intake valve, ball and switch, water-supply-pipe constitute: be provided with from top to bottom in the upper valve body can upper and lower activity needle, valve ball is friction tight valve seat and ater guide piece with upper valve body, and the upper valve body upper end is threaded with the water tank joint, the upper valve body lower end is threaded with following valve body upper end, seals through seal washer; Be provided with from top to bottom and can go up in the following valve body, following movable boost motor, in the middle of its top is cylindrical, the bottom is hollow shape, its shoulder is porose, aperture is arranged at the water conservation circle top that is connected with following valve body, macropore is arranged at the bottom, greatly, aperture is connected with following body cavity, the right protruding column in following valve body middle part is provided with radially square hole, be connected with fixed block, through sealing gasket and lid, valve seal is connected with briquetting on the fixed block, the left protruding column in following valve body middle part is provided with radially, and square hole and square air inlet piece are connected, air inlet piece center is provided with air admission hole, and the air inlet piece is fixed with gas block panel on the inclined-plane, and the other end seals through sealing gasket, following valve body protruding cylindrical in a left side and air inlet valve body transverse holes are threaded, and following valve body lower end is communicated with water-supply-pipe through water pipe head; Being provided with in the vertical core of air inlet valve body can upper and lower mobile hollow core valve, and the rubber cushion that seals is arranged on it, and air inlet valve body upper end is sealing thread through round section joint ring and Intake Cover and is connected; The ball of below tightly is enclosed within on the gland on the pipe cylindrical, gland and switch contacts seat are threaded, through rubber seal, the dash valve ball is located in the inner chamber of switch contacts seat, ball is communicated with the hole of gland hole and switch contacts seat, four intake-outlets of switch contacts seat are threaded, are threaded with the bathing switch, are threaded, are threaded with the emptying switch through sending taps and water inlet pipe through water pipe head and water-supply-pipe respectively, and upper and lower valve body is communicated with water-supply-pipe, switch contacts seat.In the upper valve body, needle is "+" font; Valve ball is above valve seat, and valve ball and valve seat orifice are abutted against.Ater guide piece is provided with four circular holes, and wherein a circular hole is greater than its excess-three small sircle hole that equates.Valve cavity was communicated with under shoulder was evenly equipped with three identical small sircle holes and the bottom big hole reaches on the boost motor; Water conservation circle top is evenly equipped with same four big small sircle holes, and reaching down with the big hole of bottom, the inner chamber of valve body is communicated with.

The utility model has the advantages that: simple in structure, do not need power supply, so energy-conservation, pollution-free, esy to use, safe and reliable.

Description of drawings

Fig. 1 is the utility model structure cross-sectional schematic (sending the cold water state), Fig. 2 is the utility model structure cross-sectional schematic (emptying state), Fig. 3 is the utility model structure cross-sectional schematic (state puts hot water), Fig. 1 a is the A-A partial cutaway schematic diagram of Fig. 1, Fig. 1 b is the B-B partial cutaway schematic diagram of Fig. 1, Fig. 1 c is the C-C partial cutaway schematic diagram of Fig. 1, Fig. 1 d is the D-D partial cutaway schematic diagram of Fig. 1, Fig. 1 e is the E-E partial cutaway schematic diagram of Fig. 1, Fig. 1 f is the F-F partial cutaway schematic diagram of Fig. 1, Fig. 4 is the cross-sectional schematic of the utility model upper valve body parts, Fig. 5 is the cross-sectional schematic of valve part under the utility model, Fig. 6 is the cross-sectional schematic of the utility model intake valve parts, and Fig. 7 is the cross-sectional schematic of the utility model ball parts.

The specific embodiment

In conjunction with the accompanying drawings structure of the present utility model and embodiment are described in detail as follows: the utility model is mainly by the needle of upper valve body, valve ball, valve seat, the boost motor of following valve body, the water conservation circle, intake valve, ball and switch, water-supply-pipe constitutes: be provided with from top to bottom in the upper valve body 2 and can go up, following movable needle 3, valve ball 4, be friction tight valve seat 5 and ater guide piece 6 with upper valve body 2, upper valve body 2 upper ends and water tank joint 1 are threaded, upper valve body 2 lower ends are threaded with following valve body 10 upper ends, through packing ring 7 sealings, the valve body outside is provided with shell 8 up and down, valve body (2,10) heat-insulation layer 9 for constituting and between the shell 8 by insulation material; Be provided with from top to bottom and can go up in the following valve body 10, following movable boost motor 11, in the middle of its top is cylindrical, the bottom is hollow shape, its shoulder is porose, aperture is arranged at water conservation circle 12 tops that are connected with following valve body, macropore is arranged at the bottom, reaching down with the top aperture, body cavity is connected, the right protruding column in following valve body 10 middle parts is provided with radially square hole, be connected with fixed block 14, through sealing ring and lid, valve seal, briquetting 15 is hinged with fixed block 14 through the pin 16 that is fixed on the fixed block, briquetting can be on pivot pin be done under the effect of current or air stream, lower swing, a left side, following valve body 10 middle parts protruding column is provided with radially square hole, is with square air inlet piece 22 to be connected, and air inlet piece center is provided with the axial admission hole, an end is through copper backing 20 on air inlet piece 22 inclined-planes, brass screw 19 is fixed with gas block panel 18, through sealing gasket 21 sealings; Following valve body lower end is communicated with water-supply-pipe 23 through water pipe head, following valve body 10 left protruding cylindricals and air inlet valve body 29 transverse holes are threaded, being provided with in the vertical core of air inlet valve body can upper and lower mobile hollow core valve 28, its upper end is fixed with the rubber cushion 27 that seals, its center, below is provided with vertical blind hole, and the upper end of air inlet valve body 29 is sealing thread through round section joint ring 26 with Intake Cover 25 and is connected; Ball 34 tightly is enclosed within on the gland 35 on the pipe cylindrical, gland 35 is threaded with switch contacts seat 38, through rubber blanket 36 sealings, dash valve ball 37 is located in the cavity of switch contacts seat 38, ball 34 is communicated with the hole of gland 35 and the hole of switch contacts seat 38, four intake-outlets of switch contacts seat 38 are threaded through water pipe head and water-supply-pipe 23, be threaded with bathing switch 30, through sending taps 32 and water inlet pipe 31 to be threaded, be threaded with emptying switch 33, on, following valve body (2,10) with water-supply-pipe 23, switch contacts seat 38 is communicated with.

Referring to Fig. 4 and Fig. 1 a, the needles 3 in the upper valve body 2 are "+" font, can upper and lower activity; Valve ball 4 is abutted against with the hole of valve seat 5 above valve seat 5, but under downward external force effect close valve orifice, under the external force effect that makes progress, can open valve opening.

Referring to Fig. 4 and Fig. 1 b, ater guide piece 6 is provided with four circular holes, and wherein a hole is greater than its excess-three small sircle hole that equates, to guarantee that valve ball 4 is pushed to a side when opening.

Referring to Fig. 5 and Fig. 1 c, 1d, the shoulder of going up of boost motor 11 is evenly equipped with three equal small sircle holes, and reaching down with its underpart big hole, the inner chamber of valve body is communicated with; Water conservation circle 12 tops are evenly equipped with four same big small sircle holes and are communicated with the big hole of bottom and the inner chamber of following valve body.

Referring to Fig. 1, Fig. 3, Fig. 6 and Fig. 1 e, when sending cold water, close switch 30,33, open switch 32, cold water is through water-supply-pipe 23, the inner chamber of following valve body 10, water conservation circle 12 in the following valve body 10, push boost motor 11 to top, three apertures that cold water is takeed on from boost motor, four apertures through ater guide piece 6, centre bore through valve seat 5 is pushed valve ball 4 open, and make valve ball 4 be suspended in the about 1 centimeters rotation in valve seat 5 centre bores top always, needle 3 is pushed to the top, and cold water enters water tank through water tank joint 1, hollow core valve 28 from gap, upper valve body 2 top, dash valve ball 37 rises and closes.

During emptying, when closing when sending taps 32, valve ball drops on automatically on the hole of valve seat 5 and closes (so claiming automatic control exhaust-valve), make the water of water-heater water tank must not be dirty, hollow core valve 28 falls, and air enters, gas block panel is opened, and the cold water in the lower inner cavity of following valve body 10 and the water-supply-pipe 23 is all drained.

When putting hot water, close switch 30 earlier, 32,33, hand ball 34, push the gas in the water-supply-pipe 23 to top, push the surplus water of 12 4 small sircle holes tops of the water conservation circle in the following valve body 10 to top together with boost motor 11, and from three apertures of boost motor 11 shoulders, 6 four apertures of ater guide piece are pushed valve ball 4 open, when needle 3 rises the whereabouts, back valve ball 4 is kept off in a side, hot water is dirty from the hole of valve seat 5, and boost motor 11 falls, and briquetting 15 falls to pushing down gas block panel 18, do not allow air inlet valve body 29 interior air enter, make the hot water of outflow not have interrupted phenomenon, open bathing switch or emptying switch, can use hot water.

Water-supply-pipe 23 in the utility model, water pipe head, switch (30,32,33) are the outsourcing standard component.

Claims

1. automatic control exhaust-valve, it is characterized in that, this automatic control exhaust-valve is mainly by needle, valve ball, the valve seat of upper valve body, the boost motor of following valve body, water conservation circle, intake valve, ball and switch, water-supply-pipe constitute: be provided with from top to bottom in the upper valve body can upper and lower activity needle, valve ball, be friction tight valve seat and ater guide piece with upper valve body, the upper valve body upper end is threaded with the water tank joint, and the upper valve body lower end is threaded with following valve body upper end, seals through seal washer; Be provided with from top to bottom and can go up in the following valve body, following movable boost motor, in the middle of its top is cylindrical, the bottom is hollow shape, its shoulder is porose, aperture is arranged at the water conservation circle top that is connected with following valve body, macropore is arranged at the bottom, greatly, aperture is connected with following body cavity, the right protruding column in following valve body middle part is provided with radially square hole, be connected with fixed block, through sealing gasket and lid, valve seal is connected with briquetting on the fixed block, the left protruding column in following valve body middle part is provided with radially, and square hole and square air inlet piece are connected, air inlet piece center is provided with air admission hole, and the air inlet piece is fixed with gas block panel on the inclined-plane, and the other end seals through sealing gasket, following valve body protruding cylindrical in a left side and air inlet valve body transverse holes are threaded, and following valve body lower end is communicated with water-supply-pipe through water pipe head; Being provided with in the vertical core of air inlet valve body can upper and lower mobile hollow core valve, and the rubber cushion that seals is arranged on it, and air inlet valve body upper end is sealing thread through round section joint ring and Intake Cover and is connected; The ball of below tightly is enclosed within on the gland on the pipe cylindrical, gland and switch contacts seat are threaded, through rubber seal, the dash valve ball is located in the inner chamber of switch contacts seat, ball is communicated with the hole of gland hole and switch contacts seat, four intake-outlets of switch contacts seat are threaded, are threaded with the bathing switch, are threaded, are threaded with the emptying switch through sending taps and water inlet pipe through water pipe head and water-supply-pipe respectively, and upper and lower valve body is communicated with water-supply-pipe, switch contacts seat.

2. automatic control exhaust-valve according to claim 1 is characterized in that, in the upper valve body, needle is "+" font; Valve ball is above valve seat, and valve ball and valve seat orifice are abutted against.

3. automatic control exhaust-valve according to claim 1 and 2 is characterized in that, ater guide piece is provided with four circular holes, and wherein a circular hole is greater than its excess-three small sircle hole that equates.

4. automatic control exhaust-valve according to claim 1 is characterized in that, valve cavity was communicated with under shoulder was evenly equipped with three identical small sircle holes and the bottom big hole reaches on the boost motor; Water conservation circle top is evenly equipped with same four big small sircle holes, and reaching down with the big hole of bottom, the inner chamber of valve body is communicated with.

5. automatic control exhaust-valve according to claim 1 is characterized in that, being provided with in the vertical core of air inlet valve body can upper and lower mobile hollow core valve, and its upper end is fixed with the rubber cushion that seals, and its center, below is provided with vertical blind hole.

6. automatic control exhaust-valve according to claim 1 is characterized in that, briquetting is hinged through the pin and the fixed block that are fixed on the fixed block; An end is fixed with gas block panel through copper backing, brass screw on the air inlet piece inclined-plane.