CN216897789U

CN216897789U - Bidirectional anti-freezing valve quick-heating electric water heater

Info

Publication number: CN216897789U
Application number: CN202220466823.3U
Authority: CN
Inventors: 王维松
Original assignee: Zhongshan Bidesi Electrical Appliance Co ltd
Current assignee: Zhongshan Bidesi Electrical Appliance Co ltd
Priority date: 2022-03-05
Filing date: 2022-03-05
Publication date: 2022-07-05
Anticipated expiration: 2032-03-05

Abstract

The utility model relates to the technical field of electric water heaters, and discloses a quick-heating electric water heater with a bidirectional anti-freezing valve, which comprises a water heater main body and the bidirectional anti-freezing valve, wherein a cold water inlet pipe and a hot water outlet pipe are respectively arranged on two sides of the lower end of the water heater main body, branch pipes are fixedly arranged on one sides of the cold water inlet pipe and the hot water outlet pipe close to the ends, the bidirectional anti-freezing valve is arranged between the two branch pipes, a plurality of positioning rods are fixedly arranged on the inner wall of the rear side of the water heater main body, the positioning rods are abutted against the outer wall of the bidirectional anti-freezing valve, fixed pipes are fixedly arranged on two sides of the bidirectional anti-freezing valve, corrugated pipes are fixedly arranged at one ends of the outer sides of the two fixed pipes, connecting pipes are fixedly arranged at one ends of the outer sides of the two corrugated pipes, and the two connecting pipes are inserted into the corresponding branch pipes. The bidirectional antifreezing valve can be quickly and conveniently disassembled and assembled, and is convenient to operate, time-saving and labor-saving.

Description

Bidirectional anti-freezing valve quick-heating electric water heater

Technical Field

The utility model relates to the technical field of electric water heaters, in particular to a bidirectional anti-freezing valve quick-heating electric water heater.

Background

The instant electric water heater is an independent product different from a water storage type electric water heater and an instant electric water heater, is arranged between the water storage type electric water heater and the instant electric water heater or is a combination of the water storage type electric water heater and the instant electric water heater, and is generally provided with a bidirectional antifreezing valve in order to prevent a hot water pipe from being frozen and cracked in winter.

The bidirectional anti-freezing valve in the traditional quick-heating electric water heater is usually fixedly connected with the water heater by using a connecting piece, when the bidirectional anti-freezing valve needs to be disassembled and maintained, time and labor are wasted, a special tool is needed, and the operation is complex and inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that a bidirectional antifreezing valve in a medium-speed thermoelectric water heater in the prior art is usually fixedly connected with the water heater by a connecting piece, when the bidirectional antifreezing valve needs to be disassembled and maintained, time and labor are wasted, a special tool is needed, and the operation is complicated and inconvenient.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a bidirectional anti-freezing valve quick-heating electric water heater comprises a water heater main body and bidirectional anti-freezing valves, wherein a cold water inlet pipe and a hot water outlet pipe are respectively arranged on two sides of the lower end of the water heater main body, branch pipes are fixedly arranged on one side, close to the ends of the cold water inlet pipe and the hot water outlet pipe, of the two branch pipes, the bidirectional anti-freezing valves are arranged between the two branch pipes, a plurality of positioning rods are fixedly arranged on the inner wall of the rear side of the water heater main body and are abutted against the outer wall of the bidirectional anti-freezing valves, fixed pipes are fixedly arranged on two sides of the bidirectional anti-freezing valves, corrugated pipes are fixedly arranged at one ends of the outer sides of the two fixed pipes, connecting pipes are fixedly arranged at one ends of the outer sides of the two corrugated pipes, are respectively spliced with the corresponding branch pipes, limiting plates are fixedly sleeved at the middle ends of the two connecting pipes, and limiting shells are fixedly arranged on two sides of the bidirectional anti-freezing valves, two the slide bar is worn to be equipped with all activities of inside both sides of spacing shell, and is a plurality of the outside one end of slide bar all with corresponding limiting plate fixed connection, the front side of two-way frost valve is provided with spacing drive mechanism.

Preferably, the limit transmission mechanism comprises a worm wheel and a worm, square shells are fixedly arranged at two ends of two sides of the bidirectional antifreezing valve, square rods are slidably arranged in the square shells, one ends of the outer sides of the square rods movably penetrate through the corresponding positioning blocks, two fixing plates are fixedly arranged at two ends of the middle part of the bidirectional antifreezing valve, a bidirectional threaded sleeve is rotatably arranged between two adjacent fixing plates at two sides, a threaded rod is screwed in the bidirectional threaded sleeve, one end of the outer side of the threaded rod is fixedly connected with the corresponding square rod, two worms are fixedly sleeved at the middle end of the corresponding bidirectional threaded sleeve, a vertical plate is fixedly arranged at the middle part of the front side of the bidirectional antifreezing valve, the worms are rotatably sleeved in the vertical plate, and are meshed with the two worm wheels, the gear is fixedly sleeved inside the corresponding limiting shell at one end of the outer side of the worm, racks are fixedly arranged on the inner sides of the sliding rods, and the racks are connected with the corresponding gears in a meshed mode.

Preferably, a rotating wheel is fixedly sleeved at the middle end of the worm.

Preferably, the side wall of the rotating wheel is provided with anti-skid grains.

Preferably, the outer side walls of the limiting plates on the two sides are both fixedly provided with sealing gaskets.

Preferably, the corrugated pipes on the two sides are metal corrugated pipes.

Compared with the prior art, the utility model provides a quick-heating electric water heater with a bidirectional frost valve, which has the following beneficial effects:

this quick-heating electric water heater of two-way frost valve, through rotating the worm, the worm drives two worm wheel rotations, can drive two-way screw thread cover rotations, because the threaded rod is by the spacing unable rotation of square bar, can drive the threaded rod removal promptly, make the threaded rod drive the square bar and leave from the locating lever that corresponds, the worm drives two gear revolve simultaneously, the gear drives a plurality of racks and removes, thereby make a plurality of slide bars to the inboard slip of the spacing shell that corresponds, even make both sides connecting pipe leave from the branch pipe that corresponds, realize carrying out quick convenient dismantlement to two-way frost valve promptly, high durability and convenient operation, time saving and labor saving.

The parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device can be used for quickly and conveniently disassembling and assembling the bidirectional antifreezing valve, is convenient to operate and saves time and labor.

Drawings

Fig. 1 is a schematic structural diagram of a bidirectional frost valve quick-heating electric water heater according to the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: the water heater comprises a water heater main body 1, a cold water inlet pipe 2, a hot water outlet pipe 3, a branch pipe 4, a two-way anti-freezing valve 5, a fixed pipe 6, a corrugated pipe 7, a connecting pipe 8, a positioning rod 9, a square shell 10, a square rod 11, a threaded rod 12, a fixed block 13, a two-way threaded sleeve 14, a vertical plate 15, a worm 16, a worm wheel 17, a limiting plate 18, a limiting shell 19, a sliding rod 20, a gear 21, a rack 22, a rotating wheel 23 and a sealing gasket 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, a rapid-heating electric water heater with a bidirectional anti-freezing valve comprises a water heater main body 1 and a bidirectional anti-freezing valve 5, wherein a cold water inlet pipe 2 and a hot water outlet pipe 3 are respectively arranged at two sides of the lower end of the water heater main body 1, branch pipes 4 are fixedly arranged at the sides close to the ends of the cold water inlet pipe 2 and the hot water outlet pipe 3, the bidirectional anti-freezing valve 5 is arranged between the two branch pipes 4, a plurality of positioning rods 9 are fixedly arranged on the inner wall of the rear side of the water heater main body 1, the positioning rods 9 are respectively abutted against the outer wall of the bidirectional anti-freezing valve 5, fixed pipes 6 are fixedly arranged at two sides of the bidirectional anti-freezing valve 5, corrugated pipes 7 are fixedly arranged at one ends of the outer sides of the two fixed pipes, connecting pipes 8 are respectively fixedly arranged at one end of the outer sides of the two corrugated pipes 7, the two connecting pipes 8 are respectively inserted into the corresponding branch pipes 4, and limiting plates 18 are respectively fixedly sleeved at the middle ends of the two connecting pipes 8, limiting shells 19 are fixedly arranged on two sides of the bidirectional antifreezing valve 5, sliding rods 20 are movably arranged on two sides of the two limiting shells 19 in a penetrating manner, one ends of the outer sides of the sliding rods 20 are fixedly connected with the corresponding limiting plates 18, and a limiting transmission mechanism is arranged on the front side of the bidirectional antifreezing valve 5.

The limiting transmission mechanism comprises worm wheels 17 and worms 16, square shells 10 are fixedly arranged at two ends of two sides of the bidirectional anti-freezing valve 5, square rods 11 are slidably arranged in the square shells 10, one ends of the outer sides of the square rods 11 movably penetrate through the corresponding positioning blocks, two fixing plates 13 are fixedly arranged at two ends of the middle of the bidirectional anti-freezing valve 5, a bidirectional threaded sleeve 14 is rotatably arranged between the two adjacent fixing plates 13 at two sides, threaded rods 12 are screwed in the bidirectional threaded sleeve 14, one ends of the outer sides of the threaded rods 12 are fixedly connected with the corresponding square rods 11, two worms 16 are fixedly sleeved at the middle ends of the corresponding bidirectional threaded sleeves 14, a vertical plate 15 is fixedly arranged at the middle part of the front side of the bidirectional anti-freezing valve 5, the worms 16 are rotatably sleeved in the vertical plate 15, the worms 16 are meshed with the two worm wheels 17, gears 21 are fixedly sleeved at one ends of the outer sides of the worms 16 to the corresponding limiting shells 19, the inner sides of the sliding rods 20 are all fixedly provided with racks 22, and the racks 22 are all meshed with the corresponding gears 21.

The middle end of the worm 16 is fixedly sleeved with a rotating wheel 23, so that the worm 16 can be conveniently rotated.

The side wall of the rotating wheel 23 is provided with anti-skid lines, so that the friction between the hand and the rotating wheel 23 is increased, and the slipping during the rotation is prevented as much as possible.

The outer side walls of the limiting plates 18 on the two sides are both fixedly provided with sealing gaskets 24, so that the sealing performance between the connecting pipe 8 and the branch pipe 4 is improved.

The corrugated pipes 7 on the two sides are metal corrugated pipes, so that the service life of the corrugated pipes 7 is prolonged.

In the utility model, when in use, the worm 16 is rotated, the worm 16 drives the two worm wheels 17 to rotate, namely, the two-way threaded sleeves 14 can be driven to rotate, the threaded rod 12 is limited by the square rod 11 and the square shell 10 and can not rotate, namely, the two-way threaded sleeves 14 can drive the corresponding threaded rod 12 to move, so that the threaded rod 12 drives the square rod 11 to leave from the corresponding positioning rod 9, meanwhile, the worm 16 drives the two gears 21 to rotate, the gears 21 drive the plurality of racks 22 to move, so that the plurality of slide rods 20 slide towards the inner sides of the corresponding limiting shells 19, namely, the limiting plates 28 at two sides are driven to move oppositely, namely, the connecting pipes 8 at two sides leave from the corresponding branch pipes 4, namely, the two-way antifreezing valve 5 is quickly and conveniently disassembled, namely, the two-way antifreezing valve 5 is conveniently disassembled and cleaned, and the steps are operated reversely after the cleaning is finished, the quick and convenient installation and fixation of the two-way antifreezing valve 5 can be completed, convenient operation, time saving and labor saving.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A quick-heating electric water heater with two-way anti-freezing valves comprises a water heater main body (1) and two-way anti-freezing valves (5) and is characterized in that cold water inlet pipes (2) and hot water outlet pipes (3) are respectively arranged on two sides of the lower end of the water heater main body (1), branch pipes (4) are fixedly arranged on one sides, close to the ends of the cold water inlet pipes (2) and the hot water outlet pipes (3), of the cold water inlet pipes (4), the two-way anti-freezing valves (5) are arranged between the two branch pipes (4), a plurality of positioning rods (9) are fixedly arranged on the inner wall of the rear side of the water heater main body (1), the positioning rods (9) are abutted against the outer walls of the two-way anti-freezing valves (5), fixing pipes (6) are fixedly arranged on two sides of the two-freezing valves (5), corrugated pipes (7) are fixedly arranged on one ends of the outer sides of the two fixing pipes, and connecting pipes (8) are fixedly arranged on one ends of the outer sides of the two corrugated pipes (7), two connecting pipe (8) are all pegged graft with branch pipe (4) that correspond, two the equal fixed cover in middle-end of connecting pipe (8) has connect limiting plate (18), the both sides of two-way anti-freeze valve (5) are all fixed and are provided with spacing shell (19), two slide bar (20), a plurality of are worn to be equipped with in the equal activity of inside both sides of spacing shell (19) the outside one end of slide bar (20) all with limiting plate (18) fixed connection that corresponds, the front side of two-way anti-freeze valve (5) is provided with spacing drive mechanism.

2. The quick-heating electric water heater of the two-way anti-freezing valve according to claim 1, characterized in that the limiting transmission mechanism comprises a worm wheel (17) and a worm (16), both ends of both sides of the two-way anti-freezing valve (5) are fixedly provided with square shells (10), square rods (11) are slidably arranged in the square shells (10), one ends of the outer sides of the square rods (11) are movably arranged in the corresponding positioning blocks, both ends of the middle part of the two-way anti-freezing valve (5) are fixedly provided with two fixing plates (13), a two-way threaded sleeve (14) is rotatably arranged between two adjacent fixing plates (13) at both sides, a threaded rod (12) is threadedly sleeved in each of the inner parts of the two-way threaded sleeves (14), one ends of the outer sides of the threaded rods (12) are fixedly connected with the corresponding square rods (11), and the two worms (16) are fixedly sleeved at the middle end of the corresponding two-way threaded sleeves (14), the fixed riser (15) that is provided with in front side middle part of two-way antifreezing valve (5), the inside of riser (15) is located to worm (16) rotation cover, worm (16) and two worm wheel (17) all mesh and connect, the outside one end of worm (16) is all fixed gear (21) of having cup jointed to the inside of the spacing shell (19) that corresponds, and is a plurality of the inboard of slide bar (20) is all fixed and is provided with rack (22), and is a plurality of rack (22) all is connected with corresponding gear (21) meshing.

3. The quick-heating electric water heater with the bidirectional frost valve according to claim 2, characterized in that a runner (23) is fixedly sleeved at the middle end of the worm (16).

4. The quick-heating electric water heater with the bidirectional antifreezing valve as recited in claim 3, wherein the side wall of the runner (23) is provided with anti-skid lines.

5. The quick-heating electric water heater with the bidirectional antifreezing valve as recited in claim 1, wherein the outer side wall of the limiting plate (18) at both sides is fixedly provided with a sealing gasket (24).

6. The quick-heating electric water heater with the bidirectional frost valve according to claim 1, characterized in that the bellows (7) on both sides are metal bellows.