CN210397896U

CN210397896U - Automatic water drainer

Info

Publication number: CN210397896U
Application number: CN201921061818.9U
Authority: CN
Inventors: 黄顺利; 周俊杰; 梁兴龙; 吴光辉
Original assignee: Zhejiang Houde Pneumatic Components Co ltd
Current assignee: Zhejiang Houde Pneumatic Components Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-24
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses an automatic drainer, which comprises a shell, a shell cover and a floating ball, wherein the upper part of the shell is provided with a water inlet, the bottom of the shell is provided with a water outlet, the bottom of the cavity is provided with a supporting boss, and the top of the supporting boss is provided with a guiding slope surface; the outer wall of the shell is formed with a tube body, a drain hole is formed in the side wall of the tube body, a dredging assembly is arranged in the tube body and comprises a valve nozzle, an ejector pin, a needle seat, a spring and a button, the valve nozzle is fixed at the inner end part in the tube body, a drain channel communicated with the cavity is arranged in the valve nozzle and communicated with the drain hole, the needle seat is fixed at the outer end part in the tube body, the ejector pin is movably installed on the needle seat, the button is connected to the outer end of the ejector pin, inward pressure is applied to the button to push the ejector pin to move inwards, the pressure applied to the button is removed, and the ejector pin moves outwards. The utility model provides an automatic water drainer is rational in infrastructure, can realize automatic drainage to dredge through the mediation subassembly, avoid taking place drainage channel to block up.

Description

Automatic water drainer

Technical Field

The utility model relates to an automatic drainer belongs to drainer structural design field.

Background

Patent document CN206361902U discloses a drainer, which comprises a main cavity, wherein a sewage discharge outlet is arranged on the side wall of the bottom of the main cavity, and a sewage discharge plug with a sealing ring is arranged on the side wall of the bottom of the main cavity; a water inlet hole is formed in the lower part of one side of the main cavity, and a water outlet hole is formed in the bottom of the main cavity; a sealing floating ball is placed at the water outlet; the water inlet hole is connected with a horizontal water inlet pipe, and the water outlet hole is connected with a horizontal water outlet pipe. When the drainer in the patent document is used, the light sealing floating ball in the main cavity floats up through the buoyancy of water when condensed water flows through, the condensed water is discharged smoothly, when the condensed water is lack, the sealing floating ball sinks and seals through self-gravity, and when the condensed water is cleaned, residual water and impurities are discharged. Because the sealed floater is circular, consequently in order to guarantee the sealed effect of floater, the aperture of wash port all sets up less generally, and this just leads to the wash port to block up easily, and current drainer does not dredge the structure and dredges the wash port, and the result of use is not good enough.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that the drainage channel of the existing automatic drainer is easy to block.

Realize the utility model discloses the technical scheme of purpose is:

an automatic drainer comprises a shell with a cavity, a shell cover arranged at the upper part of the shell and a floating ball arranged in the shell, wherein the upper part of the shell is provided with a water inlet, the bottom of the shell is provided with a water outlet, the bottom of the cavity is provided with a supporting boss, and the top of the supporting boss is provided with a guide slope surface;

a pipe body is formed on the outer wall of the shell at a position corresponding to the water outlet, and a water drain hole is formed in the side wall of the pipe body;

the pipe body is internally provided with a dredging component, the dredging component comprises a valve nozzle, an ejector pin, a needle seat, a spring and a button, the valve nozzle is fixed at the inner end part in the pipe body, a drainage channel communicated with the cavity is arranged in the valve nozzle, the drainage channel is communicated with the drainage hole, the floating ball is propped against the guide slope surface under the action of gravity and blocks the inner port of the drainage channel in a normal state, the needle seat is fixed at the outer end part in the pipe body, first sealing rings are respectively arranged between the valve nozzle and the needle seat as well as between the inner wall of the pipe body, the ejector pin is movably arranged on the needle seat, the button is connected at the outer end of the ejector pin, the spring provides outward elastic force for the ejector pin, inward pressure is applied to the button to push the ejector pin to move inwards, and the inner end part of the ejector pin is suitable for extending out of the inner, and when the pressure applied to the button is removed, the ejector pin moves outwards to reset under the action of the elastic force of the spring.

In the technical scheme, the upper part of the cavity is provided with the filter screen, and the setting height of the filter screen is lower than that of the water inlet.

In the technical scheme, a drain outlet is formed in the bottom of the shell, the water outlet is higher than the drain outlet, and a plug or a valve is installed at the drain outlet.

In the above technical scheme, the spring is sleeved on the thimble, one end of the spring abuts against the button, and the other end of the spring abuts against the needle base.

In the technical scheme, the thimble is provided with a limit boss, and the limit boss is abutted against the inner end part of the needle seat under the action of the spring in a normal state.

In the technical scheme, the thimble is tightly sleeved with a second sealing ring, the second sealing ring is used for sealing a hole between the thimble and the needle seat, and the second sealing ring is pressed on the needle seat by the spring.

In the above technical scheme, the bottom surface of the cavity is a hemispherical surface.

In the technical scheme, the inner end of the valve nozzle is sleeved with the rubber sleeve which is inwards protruded out of the inner end of the valve nozzle 4.

The utility model discloses has positive effect: when the automatic drainer is installed and used, when the water level in the cavity of the shell rises, the floating ball floats upwards and is separated from the valve nozzle, so that the inner port of the drainage channel is opened, water in the cavity flows into the drainage channel and is discharged through the drainage hole, after the water level in the cavity of the shell falls, the floating ball abuts against the inner end of the valve nozzle again and seals the inner port of the drainage channel, and the purpose of cutting off the water flow is achieved, so that the automatic drainage function is realized.

Drawings

FIG. 1 is a sectional view of an automatic water drainer according to the present invention;

FIG. 2 is a perspective view of the housing shown in FIG. 1;

fig. 3 is a schematic structural view of the housing shown in fig. 2 when viewed from another angle.

The reference symbols shown in the figures are: 1-a shell; 10-a cavity; 11-a water inlet; 12-a water discharge port; 13-a sewage draining outlet; 14-a support boss; 141-guiding slope; 15-a tube body; 151-drain holes; 2-a shell cover; 3-floating ball; 4-valve mouth; 5-a thimble; 51-a limit boss; 6-needle seat; 7-a spring; 8-a button; 9-a rubber sleeve; 01-a first sealing ring; 02-second sealing ring.

Detailed Description

The specific structure of the present invention is described below with reference to the attached drawings:

an automatic drainer, as shown in fig. 1 to 3, comprises a housing 1 with a cavity 10, a housing cover 2 arranged on the upper part of the housing 1, and a floating ball 3 arranged in the housing 1, wherein the upper part of the housing 1 is provided with a water inlet 11, the bottom of the housing 1 is provided with a water outlet 12, the bottom of the cavity 10 is provided with a support boss 14, and the top of the support boss 14 is provided with a guide slope 141; a pipe body 15 is formed on the outer wall of the shell 1 at a position corresponding to the water outlet 12, and a water outlet 151 is formed on the side wall of the pipe body 15; a dredging component is arranged in the tube body 15, the dredging component comprises a valve nozzle 4, a thimble 5, a needle seat 6, a spring 7 and a button 8, the valve nozzle 4 is fixed at the inner end part in the tube body 15, a drainage channel communicated with the cavity 10 is arranged in the valve nozzle 4, the drainage channel is communicated with the drainage hole 151, the floating ball 3 is propped against the guide slope 141 under the action of gravity and seals the inner port of the drainage channel in a normal state, the needle seat 6 is fixed at the outer end part in the tube body 15, first sealing rings 01 are arranged between the valve nozzle 4 and the needle seat 6 and the inner wall of the tube body 15, the thimble 5 is movably arranged on the needle seat 6, the button 8 is connected at the outer end of the thimble 5, the spring 7 provides outward elastic force for the thimble 5, and applies inward pressure to the button 8 to push the thimble 5 to move inwards, is suitable for making the inner end part of the thimble 5 extend out of the inner port of the drainage channel, and the thimble 5 moves outwards and returns under the elastic force of the spring 7 when the pressure applied on the button 8 is removed. When the automatic drainer is installed and used, when the water level in the cavity of the shell 1 rises, the floating ball 3 floats upwards and is separated from the valve nozzle 4, so that the inner port of the drainage channel is opened, water in the cavity flows into the drainage channel and is discharged through the drainage hole 151, after the water level in the cavity of the shell 1 drops, the floating ball 3 abuts against the inner end of the valve nozzle 4 again to seal the inner port of the drainage channel, so that the purpose of cutting off the water flow is achieved, the automatic drainage function is realized, when the drainage channel is blocked, the thimble 5 overcomes the elastic force of the spring 7 to move inwards by applying pressure to the button 8, the inner end of the thimble 5 moves in the drainage channel, and the inner end of the thimble 5 extends out of the inner port punched by the drainage channel, so that the drainage channel is dredged, and the situation of blocking of the drainage channel can be.

In this embodiment, a filter screen (not shown) is disposed at the upper portion of the cavity 10, and the filter screen is disposed at a height lower than the water inlet 11. Through setting up this filter screen, the water that gets into in the cavity by the water inlet filters through the filter screen, thereby avoids big magazine to get into the aggravation jam in cavity bottom, and the impurity of adhesion can be cleared up through taking out after opening cap 2 on the filter screen, and cap 2 can adopt the screw fixation on casing 1, sets up seal structure between casing 1 and the cap 2, if set up the sealing washer.

Further, the bottom of casing 1 is equipped with drain 13, the setting height of outlet 12 is higher than the setting height of drain 13, drain 13 department is equipped with end cap or valve, adopts this kind of structure, when clearing up the inside impurity of casing 1, opens end cap or valve, discharges the inside impurity of casing 1 through the drain.

In this embodiment, the spring 7 is sleeved on the thimble 5, one end of the spring abuts against the button 8, and the other end of the spring abuts against the needle seat 6, so that the spring 7 provides an outward elastic force for the thimble 5 all the time.

Further, a limiting boss 51 is arranged on the thimble 5, the limiting boss 51 is abutted against the inner end part of the needle seat 6 under the action of the spring 7 in a normal state, the thimble 5 is limited by the limiting boss 51, and the thimble 5 is prevented from being separated from the needle seat 6 under the action of the elastic force of the spring 7.

As a further improvement of this embodiment, a second sealing ring 02 is tightly sleeved on the thimble 5, the second sealing ring 02 is used for sealing a hole between the thimble 5 and the needle seat 6, the second sealing ring 02 is pressed by the spring 7 on the needle seat 6, and the second sealing ring 02 is pressed by the elastic force generated by the spring 7, so as to prevent the second sealing ring 02 from loosening.

In this embodiment, the bottom surface of the cavity 10 is a semi-spherical surface, the floating ball 3 is a hollow floating ball, and the needle seat 6 can be fixed in the tube body 15 by threads.

As a further improvement, the inner end of the valve nozzle 4 is sleeved with a rubber sleeve 9 which protrudes inwards from the inner end of the valve nozzle 4, and through the arrangement of the rubber sleeve, when the floating ball sinks under the action of gravity to close the opening on the valve nozzle, the floating ball contacts with the rubber sleeve to play a certain buffering role, so that the valve nozzle 4 is prevented from directly colliding with the floating ball.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.

Claims

1. An automatic drainer comprises a shell (1) with a cavity (10), a shell cover (2) arranged at the upper part of the shell (1) and a floating ball (3) arranged in the shell (1), wherein a water inlet (11) is formed in the upper part of the shell (1), a water outlet (12) is formed in the bottom of the shell, a supporting boss (14) is arranged at the bottom of the cavity (10), and a guide slope surface (141) is arranged at the top of the supporting boss (14);

the water draining device is characterized in that a pipe body (15) is formed on the outer wall of the shell (1) at a position corresponding to the water draining port (12), and a water draining hole (151) is formed in the side wall of the pipe body (15);

a dredging component is arranged in the pipe body (15), the dredging component comprises a valve nozzle (4), an ejector pin (5), a needle seat (6), a spring (7) and a button (8), the valve nozzle (4) is fixed at the inner end part in the pipe body (15), a drainage channel communicated with the cavity (10) is arranged in the valve nozzle (4), the drainage channel is communicated with the drainage hole (151), the floating ball (3) is propped against the guide slope surface (141) under the action of gravity and blocks the inner port of the drainage channel in a normal state, the needle seat (6) is fixed at the outer end part in the pipe body (15), first sealing rings (01) are arranged between the valve nozzle (4) and the inner wall of the pipe body (15) and between the needle seat (6) and the inner wall of the pipe body (15), the ejector pin (5) is movably installed on the needle seat (6), and the button (8) is connected at the outer end of the ejector pin (5), the spring (7) provides an outward elastic force for the thimble (5), inward pressure is applied to the button (8) to push the thimble (5) to move inwards, the inner end part of the thimble (5) is suitable for extending out of the inner port of the drainage channel, the pressure applied to the button (8) is removed, and the thimble (5) moves outwards and resets under the elastic force of the spring (7).

2. The automatic water drainer as claimed in claim 1, wherein a filter screen is provided at an upper portion of the cavity (10), and a height of the filter screen is lower than a height of the water inlet (11).

3. The automatic drainer as claimed in claim 1, wherein a drain outlet (13) is arranged at the bottom of the housing (1), the drain outlet (12) is arranged at a height higher than that of the drain outlet (13), and a plug or a valve is arranged at the drain outlet (13).

4. The automatic water drainer as claimed in claim 1, wherein the spring (7) is sleeved on the thimble (5), and one end of the spring abuts against the button (8) and the other end abuts against the needle seat (6).

5. The automatic water drainer according to claim 4, characterized in that the thimble (5) is provided with a limit boss (51), and the limit boss (51) is abutted against the inner end of the needle seat (6) under the action of the spring (7) in a normal state.

6. The automatic water drainer according to claim 4, characterized in that the thimble (5) is tightly sleeved with a second sealing ring (02), the second sealing ring (02) is used for sealing the aperture between the thimble (5) and the needle seat (6), and the second sealing ring (02) is pressed on the needle seat (6) by the spring (7).

7. The automatic water drain device according to claim 1, wherein the bottom surface of the cavity (10) is a hemispherical surface.

8. The automatic water drainer as claimed in claim 1, wherein the inner end of the valve mouth (4) is sleeved with a rubber sleeve (9) which projects inwardly from the inner end of the valve mouth (4).