CN214284680U

CN214284680U - Hand washing machine

Info

Publication number: CN214284680U
Application number: CN202022695666.7U
Authority: CN
Inventors: 周振铭
Original assignee: Yuyao Yuchang Electrical Appliance Co Ltd
Current assignee: Yuyao Yuchang Electrical Appliance Co Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-28
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to a hand washer, including the main casing body, stock solution container, the pump body and nozzle, the stock solution container passes through the pump body and links to each other with the nozzle, an auxiliary housing is connected at the top of the main casing body of its characterized in that, and the at least local casing side direction salient of this auxiliary housing is in the outer wall of the main casing body and forms a preceding extended portion, and the nozzle is installed in the mounting hole of the lower surface of this preceding extended portion and is made the spout of nozzle expose in auxiliary housing, and the spout of this nozzle is the outer wall of the main casing body dorsad and is makeed to form first contained angle between the central line of spout and the perpendicular. After the structure is adopted, the nozzle sprays the hand sanitizer or the foam downwards and outwards relative to the outer wall of the main shell, so that the hand sanitizer or the foam can be sprayed to the palm of a user, the use is more convenient, the transverse size of the hand washing machine is reduced as much as possible, and particularly, the concave part is designed on the outer wall of the main shell below the nozzle, so that the whole structure is more reasonable and compact.

Description

Hand washing machine

Technical Field

The utility model relates to a can provide the technical field of the device of liquid soap or foam, specifically indicate a machine of washing hand.

Background

Hand washing is a common action in people's lives, and people are not satisfied with washing hands with tap water only in order to benefit the health of the body. Therefore, a hand washing machine is often configured in public places and families, the hand washing machine generally comprises a shell, a liquid storage container, a pump body and a nozzle, hand washing liquid in the liquid storage container is sprayed out of the nozzle through the pump body according to needs so as to be used for washing hands of people, and in order to prevent cross-contact infection of bacteria or viruses, the hand washing machine generally adopts a non-contact induction type structure, namely once the hand is induced to be close to the range of the design of the nozzle, the pump body is automatically started by the hand washing machine, the nozzle is enabled to automatically discharge the hand washing liquid or foam, and therefore the existing hand washing machine can meet the requirements of people.

However, in the use process, it is found that the spraying direction of the nozzle on the existing hand washing machine is parallel to the vertical surface of the shell, namely the nozzle opening is vertically downward, so that the spraying direction is not favorable for spraying the hand washing liquid or the foam to the palm of a user on one hand, and the transverse dimension of the hand washing machine is increased on the other hand, so that the structure is still unreasonable, and further improvement is still needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art, provide a rational in infrastructure and be favorable to liquid soap or foam to spray the machine of washing hand to user's palm of the hand.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a hand washer, includes main casing body, stock solution container, pump body and nozzle, the stock solution container passes through the pump body and links to each other its characterized in that with the nozzle: the top of the main shell is connected with an auxiliary shell, at least part of the auxiliary shell protrudes out of the outer wall of the main shell laterally to form a front extension part, the nozzle is installed in an installation hole in the lower surface of the front extension part, so that the nozzle is exposed out of the auxiliary shell, and the nozzle is back to the outer wall of the main shell, so that a first included angle is formed between the central line of the nozzle and a vertical plane.

In the above aspect, preferably, the first included angle is 10 ° to 80 °. More preferably, the first included angle is 11 ° to 35 °. The optimum value of the first angle is 30 °.

In each of the above solutions, the outer wall of the nozzle may further have a protrusion, and the auxiliary housing has a positioning groove for the protrusion to seat, so that the nozzle is quickly installed in place.

In order to facilitate the installation of other components, the nozzle is provided with a connecting pipe as an inlet, and the connecting pipe extends from the installation hole to the edge of the auxiliary shell to form an angle with the protrusion.

In each of the above solutions, in order to prevent the infrared sensor from malfunctioning, it is further improved that a filter base partially exposed out of the auxiliary housing and an infrared sensor located in the filter base are further disposed in the auxiliary housing.

A second included angle is formed between the exposed surface of the filter base and the vertical surface, so that the infrared sensor can timely sense a hand below the nozzle opening of the nozzle.

Preferably, the filter base is also provided with filters vertically positioned at two sides of the infrared sensor, and the filters are abutted against a circuit board positioned in the auxiliary shell, so as to further prevent the infrared sensor from misoperation and play a role in supporting the circuit board.

In a further improvement, a light blocking ring is also located in the filter base, and the infrared sensor is inserted into the light blocking ring.

In the above embodiments, it is preferable that the outer wall of the main casing below the spout has a concave portion to prevent the hand from touching the outer wall of the main casing.

The main shell and the auxiliary shell can be detachably connected so as to facilitate processing; or may be formed as a unitary piece.

Compared with the prior art, because the utility model discloses the spout with the nozzle forms first contained angle dorsad the outer wall of the main casing body, the spout of nozzle is downwards, outwards sprays liquid soap or foam to one side for main casing body outer wall, consequently such design is favorable to liquid soap or foam to spray the user palm of the hand, with fully accept liquid soap or foam, it is more convenient to use, it is as little as possible also be favorable to the transverse dimension of hand washer to do simultaneously, especially design the concave part on the outer wall of the main casing body of spout below, make overall structure more reasonable, compact.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a perspective view of the upper cover and the circuit board of FIG. 1 after being disassembled;

FIG. 3 is a further exploded view of FIG. 2;

fig. 4 is a schematic cross-sectional view at the nozzle of fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 4, in order to provide a preferred embodiment of the hand washing machine of the present invention, the hand washing machine includes a main housing 1, a liquid storage container 2, a pump body 3 and a nozzle 4, wherein the liquid storage container 2 can be placed inside the main housing 1, or outside the main housing 1, or a part of the main housing 1 becomes the liquid storage container. The liquid storage container 2 is located below the main casing 1, the upper end of the liquid storage container is inserted into the main casing 1 and is in threaded connection with a base 5 positioned in the main casing 1, the pump body 3 and a battery 6 for supplying power to the pump body 3 are mounted on the base 5, the liquid storage container 2 is connected with an inlet of the pump body 3 through a first infusion tube 7a, an outlet of the pump body 3 is connected with the nozzle 4 through a second infusion tube 7b, namely, the hand sanitizer in the liquid storage container 2 is sprayed out from a nozzle opening 41 of the nozzle 4 through the pump body 3, or the hand sanitizer in the liquid storage container 2 is mixed with air to form foam and is sprayed out from a nozzle opening 41 of the nozzle, which are the prior art, and detailed description is not repeated here.

In this embodiment, an auxiliary housing 8 is connected to the top of the main housing 1, and the auxiliary housing 8 and the main housing 1 can be made into a single piece; or may be a separate structure, detachably connected to each other, specifically, the auxiliary housing 8 is fixed to the top of the main housing 1 by screws, after installation, a partial housing of the auxiliary housing 8 protrudes laterally from the outer wall of the main housing 1 to form a front extension, and the nozzle 4 is installed in the installation hole 81 on the lower surface of the front extension, so that the nozzle 41 of the nozzle is exposed out of the auxiliary housing 8. In order to facilitate the spraying of the hand sanitizer or foam to the palm of the user, the nozzle opening 41 of the nozzle faces away from the outer wall of the main housing 1, that is, the nozzle opening 41 of the nozzle sprays the hand sanitizer or foam obliquely downward and outward relative to the outer wall of the main housing, see fig. 4, when a center line a of the nozzle opening 41 forms a first included angle α with a vertical plane B. The range of the first included angle α is preferably 10 ° to 80 °, and further, the preferred range of the first included angle α is 11 ° to 35 °, and the value of the first included angle α in the drawing is 30 °.

In order to position the nozzle 4, a protrusion 42 is disposed on an outer wall of the nozzle 4, and a positioning groove for the protrusion 42 to be seated is disposed on the auxiliary housing 8, in this embodiment, a side surface of the protrusion 42 is a tapered surface, and is designed to be a structure with an outer diameter gradually decreasing from top to bottom, and the positioning groove is disposed on an inner wall edge of the mounting hole 81, and a portion of an inner wall of the mounting hole 81 is a tapered surface C, so that when the nozzle 4 is inserted into the mounting hole 81, the protrusion 42 is seated corresponding to the tapered surface C of the mounting hole 81.

For convenience of use, in the hand-washing machine of the present embodiment, the infrared sensor 9 and the corresponding circuit board 10 are also mounted in the auxiliary housing 8, and the infrared sensor 9 is connected to the circuit board 10 and is located in the through hole 82 adjacent to the mounting hole 81. In order to facilitate installation of these components, the top of the auxiliary housing 8 is designed into a detachable cover 83, specifically, a plurality of latches 84 are arranged on the inner wall of the auxiliary housing 8 at intervals along the circumferential direction, and corresponding hooks 85 are arranged on the cover 83, and the hooks 85 and the latches 84 are hooked to realize clamping. On the cover 83, on-off keys or/and indicator lights or the like may be mounted for control.

In consideration of the space required for installing the circuit board 10 and the connection between the second infusion tube 7b and the nozzle 4, the nozzle 4 is further provided with a connection tube 43 as a nozzle inlet, the connection tube 43 extends from the installation hole 81 to the edge of the auxiliary housing 8 to form an angle with the protrusion 42, namely, the connection tube 43 is arranged to deviate from the center of the auxiliary housing 8, please refer to fig. 2, and the infrared sensor 9 is installed on the circuit board 10 at a position which is set aside while the stabilization function is performed, so as to prevent the interference of the second infusion tube 7 b.

Meanwhile, in order to prevent the malfunction of the infrared sensor 9, a filter base 20 is located in the through hole 82 to filter out visible light and prevent interference with the infrared sensor, and a second included angle β is formed between the exposed surface of the filter base 20 and the vertical surface B, in this embodiment, the second included angle β is 90 ° + the first included angle α. A light blocking ring 30 is further seated in the filter base 20, and the infrared sensor 9 is inserted into the light blocking ring 30 to block light rays in other directions, and only light rays at the mouth of the light blocking ring 30 are allowed to enter, so that the light rays are accurately transmitted to the infrared sensor 9.

In order to have a better filtering effect, the filter base 20 is also provided with filters 201 standing on both sides of the infrared sensor 9, and the filters 201 are abutted against the circuit board 10, i.e. the filters 201 also play a role of supporting the circuit board 10.

In order to prevent the hand from touching the outer wall of the main housing 1 when receiving the hand sanitizer or the foam, the outer wall of the main housing 1 below the spout 41 has a recess 11 to accommodate the palm of the hand conveniently and increase the movement space of the hand.

When the hand washing machine is used, as long as a hand is placed below the nozzle opening 41 of the nozzle 4, the infrared sensor 9 can sense the signal and send the signal to the controller on the circuit board 10 to control the pump body 3 to be started, and hand washing liquid in the liquid storage container 2 is sprayed out from the nozzle opening 41 of the nozzle for people to use.

Claims

1. The utility model provides a hand washer, includes main casing body, stock solution container, pump body and nozzle, the stock solution container passes through the pump body and links to each other its characterized in that with the nozzle: the top of the main shell is connected with an auxiliary shell, at least part of the auxiliary shell protrudes out of the outer wall of the main shell laterally to form a front extension part, the nozzle is installed in an installation hole in the lower surface of the front extension part, so that the nozzle is exposed out of the auxiliary shell, and the nozzle is back to the outer wall of the main shell, so that a first included angle is formed between the central line of the nozzle and a vertical plane.

2. The hand washer according to claim 1, characterized in that: the first included angle is 10-80 degrees.

3. The hand washer according to claim 2, characterized in that: the first included angle is 11-35 degrees.

4. A hand washer according to claim 3, characterized in that: the first included angle is 30 degrees.

5. The hand washer according to any one of claims 1 to 4, characterized in that: the outer wall of the nozzle is provided with a bulge, and the auxiliary shell is provided with a positioning groove for the bulge to be located.

6. The hand washer according to claim 5, characterized in that: the nozzle is provided with a connecting pipe as an inlet, and the connecting pipe extends from the mounting hole to the edge of the auxiliary shell to form an angle with the protrusion.

7. The hand washer according to any one of claims 1 to 4, characterized in that: and a filter seat partially exposed out of the auxiliary shell and an infrared sensor positioned in the filter seat are also arranged in the auxiliary shell.

8. The hand washer according to claim 7, characterized in that: and a second included angle is formed between the exposed surface of the filter base and the vertical surface.

9. The hand washer according to claim 7, characterized in that: and the filter base is also vertically provided with optical filters positioned at two sides of the infrared sensor, and the optical filters are abutted against a circuit board positioned in the auxiliary shell.

10. The hand washer according to claim 7, characterized in that: and a light blocking ring is also positioned in the light filtering seat, and the infrared sensor is inserted into the light blocking ring.