CN211449841U

CN211449841U - Make things convenient for foot-operated play water installation that prevents frostbite of reassembling type

Info

Publication number: CN211449841U
Application number: CN201922319308.3U
Authority: CN
Inventors: 王宽怀; 王宽绪; 廉浩; 林育阳; 刘联盟; 任教化; 别涛
Original assignee: Shaanxi Weishuiyuan Industrial Co ltd
Current assignee: Shaanxi Weishuiyuan Industrial Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-09-08
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a foot-operated anti-freezing water outlet device which is convenient to disassemble and assemble, a box body which is pre-buried underground and the upper end of which is provided with a fastening cover plate which is not lower than the ground; an emptying type water outlet assembly is arranged in the box body, a water outlet pipe extending out of the box body is connected to the emptying type water outlet assembly, and a water inlet pipe provided with a pull rod switch is connected to an outlet at the lower end of the emptying type water outlet assembly through a water receiving sealing seat. When the water outlet device needs to be maintained or replaced, the fastening cover plate is detached to be connected with the water outlet pipe, the pull rod switch switches on water inlet, and the water outlet rod assembly is pulled out from the sleeve; during installation, the water outlet rod assembly is installed on the water inlet sealing device, the pull rod switch is turned on, the fastening cover plate is installed, the water outlet pipe is connected, and the device is recovered to be normally used. The device solves the problem that the parts of the traditional antifreezing water outlet device are inconvenient to replace and maintain, and can be simultaneously suitable for tap water and water outlet of an outdoor toilet.

Description

Make things convenient for foot-operated play water installation that prevents frostbite of reassembling type

Technical Field

The utility model belongs to the technical field of the running water goes out water installation, a make things convenient for foot-operated frostproofing water installation of reassembling type is related to.

Background

The running water anti-freezing water outlet device is widely applied to high and cold areas, solves the problem that domestic water and harmless toilets cannot use water due to freezing, and ensures the normalization of water use and the smooth development of the 'toilet revolution'. At present, the antifreezing water outlet device mainly adopts a non-heating mode, gains the approval and the favorable comment of most people, and has the principle that the stored water of a water discharge pipe reaches the antifreezing effect after a water source is closed, namely, the emptying type antifreezing principle. Most parts of the existing device are buried in soil, and if the device needs to be replaced and maintained for parts, the soil layer needs to be excavated, so that the problems of inconvenient replacement and maintenance of the parts and the like mainly exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in providing a part is changed, easy maintenance's foot-operated play water installation that prevents frostbite of reassembling type of making things convenient for.

The utility model discloses a realize through following technical scheme:

a foot-operated anti-freezing water outlet device convenient to disassemble and assemble comprises a box body which is pre-buried underground and provided with a fastening cover plate at the upper end, wherein the fastening cover plate is not lower than the ground height; an emptying type water outlet assembly is arranged in the box body, a water outlet pipe extending out of the box body is connected to the emptying type water outlet assembly, and a water inlet pipe provided with a pull rod switch is connected to an outlet at the lower end of the emptying type water outlet assembly through a water receiving sealing seat.

Further, the emptying type water outlet assembly comprises a cylinder body which is longitudinally arranged below the anti-freezing layer, a piston is arranged in the cylinder body, the upper end of the piston is connected with a pedal rod extending out of the upper end of the box body, and the top end of the pedal rod is provided with a pedal pressing plate; the lower end of the piston is provided with a piston mandril; the water outlet pipe is connected to the side surface of the cylinder body, and the connecting height of the water outlet pipe and the cylinder body is lower than the height of the lowest stroke position of the piston; the outlet at the lower end of the cylinder body is fixedly connected with a cylindrical valve core seat which is longitudinally arranged and has two open ends, an elastic sealing gasket is arranged between the lower end of the cylinder body and the valve core seat, the valve core seat is nested in the water receiving sealing seat, and a sealing ring is arranged between the valve core seat and the water receiving sealing seat; a valve core which is used for plugging the outlet at the lower end of the cylinder body and is opposite to the piston mandril is arranged in the valve core seat; the valve core is connected with the bottom end of the valve core seat through a valve core spring; the lower end of the valve core seat is connected with a water inlet pipe.

Further, the valve core comprises a valve core ejector rod which extends into the cylinder body and is opposite to the piston ejector rod, a conical sealing body used for plugging an outlet at the lower end of the cylinder body is arranged at the lower end of the valve core ejector rod, a spring positioning groove is formed in the lower end of the conical sealing body, and a valve core spring is arranged in the spring positioning groove.

Further, the pull rod switch comprises a ball valve arranged in the water inlet pipe, the side face of the ball valve is connected with a knob switch extending out of the side face of the water inlet pipe, and a switch pull rod which drives the knob switch to rotate and extends out of the ground is connected onto the knob switch.

Furthermore, a straight rod spring positioned on the outer side of the cylinder body is sleeved on the pedal rod, a spring protection tube is arranged on the outer side of the straight rod spring, and a boss abutting against the upper end of the straight rod spring is arranged on the side surface of the pedal rod.

Furthermore, the pedal rod and the piston mandril are of an integrated structure.

Furthermore, the upper end of the cylinder body is provided with an upper cylinder body cover, the lower end of the cylinder body is provided with a lower cylinder body cover, the lower cylinder body cover is provided with a lower positioning groove used for being connected with the valve core seat, and the elastic sealing gasket is arranged in the lower positioning groove.

Furthermore, the box body comprises a sleeve pipe which is longitudinally arranged, the fastening cover plate is arranged at the upper end of the sleeve pipe, the lower end of the sleeve pipe is provided with a fastening bottom cover, and the fastening bottom cover is provided with a drain hole.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model provides a foot-operated anti-freezing water outlet device convenient to disassemble and assemble, an emptying type water outlet assembly is arranged in a box body, the lower end of the emptying type water outlet assembly is connected with a water inlet pipe through a water receiving sealing seat, and a water outlet pipe is connected to the emptying type water outlet assembly; when the device needs to be maintained or replaced, the fastening cover plate is removed to be connected with the water outlet pipe, the pull rod switch on the water inlet pipe is closed, then the water outlet rod assembly is separated from the water inlet pipe, and the emptying type water outlet assembly is taken out from the box body to be maintained or replaced; when the device is installed, the emptying type water outlet assembly is connected with the water inlet pipe, the pull rod switch on the water inlet pipe is opened, the water outlet pipe is connected, the fastening cover plate is installed, and the device is recovered to be normally used; it will not need to dig the soil layer to take out the relevant assembly in the course of maintaining and changing; which facilitates part replacement and maintenance of the device.

Drawings

FIG. 1 is a schematic view of the overall structure of the apparatus;

fig. 2 is a schematic structural view of the emptying type water outlet assembly of the device.

The water-saving water pump.

Detailed Description

Specific examples are given below.

As shown in fig. 1 and 2, a conveniently detachable pedal type anti-freezing water outlet device comprises a box body pre-buried underground, wherein the box body comprises a sleeve 10 longitudinally arranged, a fastening cover plate 2 is arranged at the upper end of the sleeve 10, and a fastening bottom cover 6 is arranged at the lower end of the sleeve 10; wherein, the fastening bottom cover 6 is provided with a drain hole, and the height of the fastening cover plate 2 is not lower than the ground height; an emptying type water outlet assembly 3 is arranged in the box body, and the lower end of the emptying type water outlet assembly 3 is connected with a water inlet pipe 7 provided with a pull rod switch through a water receiving sealing seat 4; as shown in fig. 2, a water receiving seal seat 4 is sleeved outside the valve core seat 23, and an O-ring 24 is arranged between the valve core seat 23 and the water receiving seal seat 4; the water inlet pipe 7 is fixedly connected with the water receiving sealing seat 4. The tightness of the connection of the emptying type water outlet assembly 3 and the water inlet pipe 7 is ensured, and the seepage of water flow is avoided. Wherein, the water inlet pipe 7 is connected with an external tap water pipe network and inputs water into the emptying type water outlet assembly 3.

As shown in fig. 1 and 2, the emptying type water outlet assembly 3 comprises a cylinder body 15 which is longitudinally arranged below an anti-freezing layer, wherein an upper cylinder body cover 14 and a lower cylinder body cover 16 are fixedly connected to the upper end and the lower end of the cylinder body 15 respectively, and the cylinder body 15 can prevent the parts in the cylinder body 15 and water in the cylinder body 15 from freezing in a cold environment below the anti-freezing layer to affect the normal use of the device; a silica gel piston 18 is arranged in the cylinder body 15, the upper end of the piston 18 is fixedly connected with a pedal rod 9 extending out of the upper end of the box body, the lower end of the piston 18 is fixedly connected with a piston ejector rod 19, the pedal rod 9 and the piston ejector rod 19 are integrally connected, and the pedal rod 9 and the piston ejector rod 19 are respectively and fixedly connected with the piston 18 through a piston assembly 17; the pedal rod 9 and the piston mandril 19 are integrally connected, and the piston 18 is driven to move on the premise of ensuring the synchronism of the upward movement or the downward movement of the pedal rod 9 and the piston mandril 19; the top end of the pedal rod 9 is provided with a pedal pressing plate 1, and an operator can simultaneously move the pedal rod 9 and the piston mandril 19 downwards by stepping on the pedal pressing plate 1;

as shown in fig. 1, in addition, the side surface of the cylinder 15 is connected with a water outlet pipe 8 extending out of the box body, the connection height of the water outlet pipe 8 and the cylinder 15 is lower than the height of the lowest stroke of the piston 18, so that the water outlet pipe 8 is prevented from being blocked in the movement process of the piston 18, and water cannot be output or flow back into the cylinder 15 through the water outlet pipe 8; as shown in fig. 2, a cylindrical valve core seat 23 which is longitudinally arranged and has two open ends is fixedly connected to an outlet at the lower end of the cylinder 15; a valve core 21 which is used for plugging the outlet at the lower end of the cylinder body 15, extends into the cylinder body 15 and is opposite to the piston mandril 19 is arranged in the valve core seat 23; the lower end of the valve core 21 is connected with the bottom end of the valve core seat 23 through a valve core spring 22; the lower end of the valve core seat 23 is connected with the water inlet pipe 7; when the pedal pressing plate 1 is pressed, the piston mandril 19 moves downwards to press the valve core 21 to move the valve core 21 downwards, so that the valve core 21 is opened, at the moment, the valve core spring 22 is compressed, and external water flow enters the cylinder body 15 through the water inlet pipe 7 and is further led out from the water outlet pipe 8; when the pedal pressing plate 1 is released, the valve core spring 22 pushes the valve core 21 upwards, so that the valve core 21 blocks the outlet at the lower end of the cylinder 15, meanwhile, the valve core 21 also pushes the piston 18 to press the rod upwards to move the piston 18 upwards, the space of the cylinder 15 below the piston 18 is increased, and water in the water outlet pipe 8 flows back into the cylinder 15 under the condition that the pressure in the cylinder 15 is reduced, so that the aim of emptying the water in the water outlet pipe 8 is fulfilled.

Further, as shown in fig. 2, in order to make the piston rod 19 drive the valve element 21 to effectively open in the downward moving process, it is optimized that the valve element 21 includes a valve element rod 25 opposite to the piston rod 19, a conical sealing body for plugging the outlet at the lower end of the cylinder body 15 is arranged at the lower end of the valve element rod 25, a spring positioning slot is arranged at the lower end of the conical sealing body, and a valve element spring 22 is arranged in the spring positioning slot; an elastic sealing gasket 20 is arranged between the conical sealing body and the outlet at the lower end of the cylinder body 15. The damage to the piston mandril 19 caused by uneven stress of the pedal pressing plate 1 due to the fact that the pedal pressing plate 1 is pressed when the length of the piston mandril 19 is too long is avoided; in addition, the valve core 21 is effectively opened in the downward moving process due to the arrangement of the conical sealing body, and the sealing performance of the valve core 21 on the cylinder body 15 can be enhanced due to the extrusion of the conical sealing body and the elastic sealing gasket 20; the spool spring 22 is positioned within the spring positioning slot to position the spool spring 22 such that the spring can compress vertically without lateral deflection.

Further, as shown in fig. 1, when the water receiving sealing seat 4 and the emptying type water outlet assembly 3 need to be overhauled, a switch on the water inlet pipe 7 needs to be closed; therefore, in order to facilitate the opening and closing of the water inlet pipe 7 by the switch, the pull rod switch is optimized, the pull rod switch comprises a ball valve arranged in the water inlet pipe 7, the side surface of the ball valve is connected with a knob switch 5 which extends out of the side surface of the water inlet pipe 7 and controls the conduction and the closing of the ball valve, the knob switch 5 is hinged with a switch pull rod 11 which drives the knob switch 5 to rotate and extends out of the box body, and an operator can rotate the knob switch 5 by pulling or pressing the switch pull rod 11 at the upper end of the box body, so that the ball valve is rotated, and the ball valve can be opened; the operation that the operating personnel hand stretched into the box is avoided, the convenience of switch operation has been improved.

Further, as shown in fig. 2, a straight rod spring 13 located outside the cylinder body 15 is sleeved on the foot lever 9, and the lower end of the straight rod spring 13 abuts against the upper end of the cylinder body 9; a spring protection tube 12 fixedly connected with the cylinder body 15 is arranged on the outer side of the straight rod spring 13, and a boss abutting against the upper end of the straight rod spring 13 is arranged on the side surface of the pedal rod 9; the pedal pressing plate 1 is pressed, the straight rod spring 13 is compressed in the downward moving process of the pedal rod 9, the pedal pressing plate 1 is loosened, and the pedal rod 9 is reset under the action of the straight rod spring 13.

Further, as shown in fig. 2, an upper positioning groove for positioning the spring protection tube 12 is formed at the upper end of the cylinder body upper cover 14, and the spring protection tube 12 is fixedly connected in the upper positioning groove, so that the spring protection tube 12 can be detached from the cylinder body 15 on the premise of ensuring the connection stability of the spring protection tube 12 and the cylinder body 15; the lower end of the cylinder body lower cover 16 is provided with a lower positioning groove, the valve core seat 23 is connected in the lower positioning groove, and the elastic sealing gasket 20 is arranged in the lower positioning groove.

The working process is as follows:

when the pedal pressing plate 1 is pressed down, the emptying type water outlet assembly 3 works, the pedal rod 9 drives the silica gel piston 18 to move downwards, the piston mandril 19 jacks the valve core 21, and tap water enters the cylinder body 15 from the outlet at the lower end of the cylinder body 15 and flows out through the water outlet pipe 8, so that the water supply effect is achieved;

when the pedal pressing plate 11 is released, the emptying type water outlet assembly 3 works, the piston mandril 19 retracts, the valve core 21 and the elastic sealing gasket 20 are closed, and water supply is closed; meanwhile, in the retraction process of the piston mandril 19 and the piston 18, the stored water in the water outlet pipe 8 flows back into the cylinder body 15, and the cylinder body 15 is positioned below the frozen soil layer, so that the antifreezing function of the water outlet pipe 8 is realized;

when the water outlet device needs to be maintained or replaced, the knob switch 5 is rotated through the switch pull rod 11 to close the water inlet pipe 7, then the fastening cover plate 2 is detached from the water outlet pipe 8, the emptying type water outlet assembly 3 is pulled out from the sleeve 10 to work, and water stored in the water outlet pipe 8 can flow into the ground through the water discharge hole in the fastening bottom cover 6;

when the device needs to be installed, the emptying type water outlet assembly 3 is installed on the water receiving sealing seat 4, namely the valve core seat 23 is installed in the water receiving sealing seat 4, the knob switch 5 is rotated through the switch pull rod 11 to open the water inlet pipe 7, the fastening cover plate 2 is installed, the upper water outlet pipe 8 is connected, and the device is recovered to be normally used.

In conclusion, the device adopts a foot-operated structure and a detachable structure through an emptying type anti-freezing water outlet principle, realizes the characteristics of opening and closing, anti-freezing and detachable of tap water, and meets the tap water drinking and outdoor toilet water outlet functions under the freezing condition.

Claims

1. A convenient detachable pedal type anti-freezing water outlet device is characterized by comprising a box body which is pre-buried underground and provided with a fastening cover plate (2) at the upper end, wherein the fastening cover plate (2) is not lower than the ground; the inside of the box body is provided with an emptying type water outlet assembly (3), the emptying type water outlet assembly (3) is connected with a water outlet pipe (8) extending out of the box body, and the outlet at the lower end of the emptying type water outlet assembly (3) is connected with a water inlet pipe (7) provided with a pull rod switch through a water receiving sealing seat (4).

2. The conveniently detachable foot-operated anti-freezing water outlet device is characterized in that the emptying water outlet assembly (3) comprises a cylinder body (15) which is longitudinally arranged below an anti-freezing layer, a piston (18) is arranged in the cylinder body (15), the upper end of the piston (18) is connected with a foot pedal rod (9) extending out of the upper end of the box body, and the top end of the foot pedal rod (9) is provided with a foot pedal pressing plate (1); the lower end of the piston (18) is provided with a piston mandril (19); the water outlet pipe (8) is connected to the side surface of the cylinder body (15), and the connecting height of the water outlet pipe (8) and the cylinder body (15) is lower than the height of the lowest stroke of the piston (18); a cylindrical valve core seat (23) which is longitudinally arranged and is opened at two ends is fixedly connected with an outlet at the lower end of the cylinder body (15), an elastic sealing gasket (20) is arranged between the lower end of the cylinder body (15) and the valve core seat (23), the valve core seat (23) is nested in the water receiving sealing seat (4), and a sealing ring (24) is arranged between the valve core seat (23) and the water receiving sealing seat (4); a valve core (21) which is used for plugging the outlet at the lower end of the cylinder body (15) and is opposite to the piston mandril (19) is arranged in the valve core seat (23); the valve core (21) is connected with the bottom end of the valve core seat (23) through a valve core spring (22); the lower end of the valve core seat (23) is connected with the water inlet pipe (7).

3. The pedal type anti-freezing water outlet device convenient to disassemble and assemble as claimed in claim 2, wherein the valve core (21) comprises a valve core ejector rod (25) extending into the cylinder body (15) and opposite to the piston ejector rod (19), a conical sealing body used for plugging the outlet at the lower end of the cylinder body (15) is arranged at the lower end of the valve core ejector rod (25), a spring positioning groove is formed at the lower end of the conical sealing body, and the valve core spring (22) is arranged in the spring positioning groove.

4. The pedal type anti-freezing water outlet device convenient to disassemble and assemble as claimed in claim 1, wherein the pull rod switch comprises a ball valve arranged in the water inlet pipe (7), the side surface of the ball valve is connected with a knob switch (5) extending out of the side surface of the water inlet pipe (7), and the knob switch (5) is connected with a switch pull rod (11) which drives the knob switch (5) to rotate and extends out of the ground.

5. The pedal type anti-freezing water outlet device convenient to disassemble and assemble as claimed in claim 2, wherein the pedal rod (9) is sleeved with a straight rod spring (13) positioned outside the cylinder body (15), the outer side of the straight rod spring (13) is provided with a spring protection tube (12), and the side surface of the pedal rod (9) is provided with a boss abutting against the upper end of the straight rod spring (13).

6. The detachable pedal type anti-freezing water outlet device as claimed in claim 2, wherein the pedal rod (9) and the piston rod (19) are of an integrated structure.

7. The pedal type anti-freezing water outlet device convenient to disassemble and assemble as claimed in claim 2, wherein the upper end of the cylinder body (15) is provided with a cylinder body upper cover (14), the lower end of the cylinder body (15) is provided with a cylinder body lower cover (16), the cylinder body lower cover (16) is provided with a lower positioning groove for connecting the valve core seat (23), and the elastic sealing gasket (20) is arranged in the lower positioning groove.

8. The pedal type anti-freezing water outlet device convenient to disassemble and assemble as claimed in claim 1, wherein the box body comprises a sleeve (10) arranged longitudinally, the fastening cover plate (2) is arranged at the upper end of the sleeve (10), the lower end of the sleeve (10) is provided with the fastening bottom cover (6), and the fastening bottom cover (6) is provided with a drain hole.