Volume-variable small water dispenser

Abstract

The utility model discloses a volume-variable small water dispenser which is mainly provided with an expansion box, the expansion box can be horizontally and movably connected with the side wall of a main box body, and the upper side of the expansion box is lower than the upper side of the main box body; a middle shell fixed to the center of an inner cavity of the main box body is further arranged, an inner cavity of the middle shell is arranged to be a water flow channel which circulates from bottom to top and is communicated with the bottom of the main water cavity, a circulating water pump and a filtering part used for filtering water are installed in the middle shell, and therefore drinking water can be fully filtered in the circulating flowing process. When the expansion box is pulled out outwards and used, the upper side of the expansion box is detachably provided with an expansion water disc used for drinking water, the height of the expansion water disc is lower than that of the main water supply disc, and the first water permeable holes face the interior of the expansion water disc downwards; when the expansion box is folded inwards, the expansion box is located in the main water cavity of the main box body, and the outward side wall of the expansion box seals the positioning hole.

Description

TECHNICAL FIELD

[0001] The utility model relates to drinking water machine technical field, specifically, it is a small drinking water machine of variable volume. BACKGROUND

[0002] Small drinking water machine is widely used, has the characteristics such as nimble small and convenient movement.At present, the working volume of small drinking water machine is fixed, and the working volume of small drinking water machine is fixed, with higher minimum water level limit, and the minimum water level height is not less than 40mm or the water consumption is not less than 750ml.

[0003] The prior art discloses a Chinese patent application file, the publication number is CN102362580A, which discloses a water feeder, which is composed of an open drinking water basin, a sealed water container, a sealed water container cover and an air pipe.The open drinking water basin and the sealed water container are connected by an air pipe, the sealed water container is located in the open drinking water basin, and the sealed water container cover is located on the top of the sealed water container;water is filled in the sealed water container, and a certain amount of water is filled in the open drinking water basin;when the water level in the open drinking water basin is higher than the air pipe, the water in the sealed water container will not flow into the open drinking water basin due to air pressure;when the water level in the open drinking water basin drops to the air pipe, air will enter the sealed water container through the air pipe, and the water in the sealed water container will flow out into the open drinking water basin due to air pressure;when the water level in the open drinking water basin is replenished to a certain height, the air pipe will be flooded again, and air will not continue to enter the sealed water container through the air pipe, and the water in the sealed water container will not flow into the open drinking water basin due to atmospheric pressure, so that the water level in the open drinking water basin is kept at a certain height.

[0004] However, the volume of small drinking water machine is fixed, which limits the use of small drinking water machine to some extent, and the minimum water level is too high, which limits the use of small drinking water machine, and the residual water in the drinking water machine is easily polluted. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a small drinking water machine of variable volume to solve the technical problems in the prior art.

[0006] The utility model is realized in this way: a small drinking water machine of variable volume, comprising:

[0007] A main box body, and the inner cavity of the main box body is provided with a main water cavity for containing drinking water;

[0008] An intermediate shell fixed in the center of the inner cavity of the main box body, an inner cavity of the intermediate shell is provided with a water flow channel for upward flow and communication with the bottom of the main water cavity, and a circulating water pump and a filtering component for filtering water are installed inside the intermediate shell;

[0009] A main water supply tray for drinking water, the upper side of the main box body is provided with an open structure, the main water supply tray is detachably installed on the upper side opening of the main box body, the upper end of the intermediate shell penetrates through the main water supply tray, and a water supply nozzle is detachably installed on the upper end of the intermediate shell, the water supply nozzle is above the main water supply tray and in communication with the water flow channel of the intermediate shell, the water outlet end of the water supply nozzle faces the internal space of the main water supply tray, and the main water supply tray is provided with at least one first water permeable hole in communication with the main water cavity;

[0010] An expansion box, the expansion box is horizontally movably connected to the side wall of the main box body, and the upper side of the expansion box is lower than the upper side of the main box body, and the side wall of the main box body is provided with a positioning hole for horizontal movement of the expansion box;

[0011] Wherein, when the expansion box is pulled out to the outside and used, a expansion water tray for drinking water is detachably installed on the upper side of the expansion box, the height of the expansion water tray is lower than that of the main water supply tray, and the first water permeable hole downwardly faces the internal space of the expansion water tray; when the expansion box is retracted inwardly, the expansion box is located in the main water cavity of the main box body, and the outwardly facing side wall of the expansion box seals the positioning hole.

[0012] Further, the expansion water tray is provided with a second water permeable hole, the upper side of the expansion box is provided with an opening, the expansion water tray covers the upper side opening of the expansion box, the second water permeable hole is in communication with the inner cavity of the expansion box, and the inwardly facing side wall of the expansion box is provided with a plurality of water passing grid holes, the water passing grid holes are in communication with the inner cavity of the expansion box and the main water cavity.

[0013] Further, the hole wall of the positioning hole is attached with a flexible sealing member, and the sealing member seals the gap between the expansion box and the positioning hole.

[0014] Further, when the expansion box is retracted inwardly, the expansion water tray is separated from the upper side opening of the expansion box so that the upper side opening of the expansion box is completely communicated with the main water cavity.

[0015] Further, the side wall of the intermediate shell is provided with two water passing holes at the bottom, and a lower grid is installed at each water passing hole, one of the water passing holes faces the water passing grid hole and approaches the water passing grid hole when the expansion box is retracted inwardly.

[0016] Further, the filtering component comprises:

[0017] A filtering medium for filtering water, the filtering medium is located at the suction side of the circulating water pump;

[0018] A filter body for filtering water, the filter body is located at the pump outlet side of the circulating water pump.

[0019] Further, the intermediate housing upper end is provided with a detachable intermediate protrusion, the main water supply disc has a through mounting hole, the mounting hole of the main water supply disc is sleeved with the intermediate protrusion, the upper end of the intermediate protrusion is above the main water supply disc and is detachably connected with the water supply nozzle, the intermediate protrusion has an upper and lower through inner cavity, the inner cavity of the intermediate protrusion constitutes part of the water flow channel of the intermediate housing and is connected with the water supply nozzle.

[0020] Further, the intermediate housing inner wall is fixed with a partition plate, the partition plate separates the filter body and the circulating water pump, and the partition plate is provided with a water outlet hole opposite to the pump outlet side of the circulating water pump.

[0021] Further, the bottom wall of the main water supply disc is provided with an inclined surface, the first water permeable hole is located at the lowest position of the bottom wall of the main water supply disc, and the water supply nozzle is located at the highest position of the bottom wall of the main water supply disc.

[0022] The beneficial effects of the present application are as follows:

[0023] 1. The expansion box is provided, which can be pulled out to the outside and used, and the expansion water disc for drinking water is detachably installed on the upper side of the expansion box, the height of the expansion water disc is lower than that of the main water supply disc, the first water permeable hole downwardly faces the inside of the expansion water disc, so that the water sprayed by the water supply nozzle can flow into the expansion water disc to provide drinking water, and the selection space for drinking is expanded.

[0024] 2. The drinking water can be fully filtered in the circulating flow, and the filter medium and the filter body are comprehensively utilized to filter the water, so as to solve the problem of water pollution in the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0025] Fig. 1 It is an expansion water supply state schematic view of the present application.

[0026] Fig. 2 It is a non-expansion water supply state schematic view of the present application.

[0027] Fig. 3 It is a position schematic view of the expansion box from a lateral perspective. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings of the embodiments of the present application. Figs. 1-3 The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings of the embodiments of the present application.

[0029] As Figs. 1-3 shown, a variable volume small water dispenser is proposed, comprising:

[0030] A main box body 1, the inner cavity of which is provided with a main water cavity 1a for containing drinking water. In actual use, the main box body 1 can be provided with a pipe interface which can be opened and closed, for water supply to the main water cavity 1a, and timely replenishment of drinking water.

[0031] An intermediate shell 2 fixed in the center of the inner cavity of the main box body 1. The inner cavity of the intermediate shell 2 is provided with a water flow channel which flows from bottom to top and communicates with the bottom of the main water cavity 1a. The intermediate shell 2 is equivalent to a circular pipeline, which is fixed upright in the center of the inner cavity of the main box body 1 and extends upward to the upper side of the main box body 1. A circulating water pump 4 and a filtering component for filtering water are installed inside the intermediate shell 2, so that the water can be filtered during water circulation.

[0032] A main water supply plate 7 for drinking water. The upper side of the main box body 1 is provided with an open structure, and the main water supply plate 7 is detachably installed on the upper side opening of the main box body 1. The upper end of the intermediate shell 2 penetrates through the main water supply plate 7 and is detachably installed with a water supply nozzle 6. The water supply nozzle 6 is above the main water supply plate 7 and communicates with the water flow channel of the intermediate shell 2. The water outlet end of the water supply nozzle 6 faces the internal space of the main water supply plate 7. The main water supply plate 7 is provided with at least one first water permeable hole 7a which communicates with the main water cavity 1a.

[0033] An expansion box 9 which is horizontally movably connected to the side wall of the main box body 1, and the upper side of the expansion box 9 is lower than the upper side of the main box body 1. A push-pull handle 11 (as shown in Fig. 3 ) is installed on the outward side wall of the expansion box 9, which is used to push and pull the expansion box 9. The side wall of the main box body 1 has a positioning hole 1b which horizontally movably cooperates with the expansion box 9. The bottom of the expansion box 9 is close to the bottom of the main box body 1. The expansion box 9 can be pulled outwards like a drawer, or can be retracted inwards.

[0034] As shown in Fig. 1 , when the expansion box 9 is pulled outwards and used, the expansion water plate 8 for drinking water is detachably installed on the upper side of the expansion box 9. The height of the expansion water plate 8 is lower than that of the main water supply plate 7, and the first water permeable hole 7a downwardly faces the interior of the expansion water plate 8. As shown in Fig. 2 , when the expansion box 9 is retracted inwards, the expansion box 9 is in the main water cavity 1a of the main box body 1, and the outward side wall of the expansion box 9 seals the positioning hole 1b, so as to prevent the drinking water in the main water cavity 1a from leaking.

[0035] The second water-permeable hole 8a is provided in the water tray 8, and the upper side of the water tray 8 is open. The second water-permeable hole 8a is in communication with the inner cavity of the water tray 9. The inner side wall of the water tray 9 is provided with a plurality of water-permeable grid holes 9a, which are in communication with the inner cavity of the water tray 9 and the main water cavity 1a.

[0036] The hole wall of the positioning hole 1b is attached with a flexible sealing member 10, which seals the gap between the water tray 9 and the positioning hole 1b, thereby ensuring the sealing effect.

[0037] When the water tray 9 is retracted inward, the water tray 8 is separated from the upper opening of the water tray 9, so that the upper opening of the water tray 9 is in full communication with the main water cavity 1a.

[0038] The bottom of the side wall of the intermediate shell 2 is provided with two water-permeable holes, and a lower grid 2a is installed in each water-permeable hole. One of the water-permeable holes is directly opposite the water-permeable grid hole 9a and approaches the water-permeable grid hole 9a when the water tray 9 is retracted inward, so that the water in the water tray 9 can be fully filtered.

[0039] In order to fully filter the water on the suction side and the pump-out side of the circulating water pump 4, the filtering component includes:

[0040] A filtering medium 3 for filtering water, which is located on the suction side of the circulating water pump 4;

[0041] A filter body 5 for filtering water, which is located on the pump-out side of the circulating water pump 4.

[0042] In addition, the upper end of the intermediate shell 2 is provided with a detachable intermediate protrusion 2c, which is thinner than the main body of the intermediate shell 2, so as to be connected to the water supply nozzle 6. The main water supply tray 7 has a through mounting hole, and the mounting hole of the main water supply tray 7 sealingly sleeves the intermediate protrusion 2c to prevent water leakage. The upper end of the intermediate protrusion 2c is above the main water supply tray 7 and is detachably connected (threaded or clamped) to the water supply nozzle 6. The intermediate protrusion 2c has an upper and lower through inner cavity, which constitutes part of the water flow channel of the intermediate shell 2 and is in communication with the water supply nozzle 6.

[0043] As a preferred installation scheme, a partition plate 2b is fixed to the inner wall of the intermediate shell 2, which separates the filter body 5 and the circulating water pump 4. The partition plate 2b is provided with a water-permeable middle water-permeable hole 2d, which is directly opposite the pump-out side of the circulating water pump 4.

[0044] The bottom wall of the main water supply disc 7 is provided with a slope (a conical slope), the first water permeable hole 7a is located at the lowest position of the bottom wall of the main water supply disc 7 (the edge position of the conical slope), and the water supply nozzle 6 is located at the highest position of the bottom wall of the main water supply disc 7 (the center position of the conical slope). When the small animals drink water, the water in the main water supply disc 7 is in a state of continuous flow.

[0045] Based on the above-mentioned small water dispenser, a use method is provided, which includes an expanded water supply state and a non-expanded water supply state which can be switched to execute.

[0046] As shown in Fig. 1 , in the expanded water supply state, the following steps are executed:

[0047] The installation of the expanded water disc 8 step, the expanded box 9 is pulled out a distance, and then the expanded water disc 8 is covered on the upper opening of the expanded box 9, so that the first water permeable hole 7a of the main water supply disc 7 is downwardly opposite to the inside of the expanded water disc 8;

[0048] The expanded water supply step, attention is paid to that the water level in the main water cavity 1a does not exceed the upper side of the expanded box 9, and the drinking water in the main water cavity 1a is pumped into the intermediate shell 2 by the circulating water pump 4, so that the drinking water enters the circulating water pump 4 after being filtered by the lower grid 2a and the filtering medium 3, the circulating water pump 4 pumps the water from bottom to top, the drinking water is filtered by the filter body 5, and then is sprayed to the main water supply disc 7 through the water supply nozzle 6, so that the main water supply disc 7 is the first drinking water area, and the remaining water flows downwardly to the expanded water disc 8 through the first water permeable hole 7a, so that the expanded water disc 8 is the second drinking water area, and the small animals can drink water;

[0049] Among them, the controller is used to control the operation of the circulating water pump 4, so that the expanded water supply step is repeatedly performed for multiple times;

[0050] In the expanded water supply step, the remaining water in the expanded water disc 8 flows downwardly into the inner cavity bottom of the expanded box 9, and in the water suction process of the circulating water pump 4, the water in the inner cavity of the expanded box 9 enters the main water cavity 1a through the water passing grid hole 9a and is sucked into the circulating water pump 4, so that the water is circulated and filtered;

[0051] The first water permeable hole 7a is provided with two first water permeable holes 7a, one of which is opposite to the inner cavity of the expanded box 9, and the other of which is opposite to the main water cavity 1a.

[0052] As shown in Fig. 2 , in the non-expanded water supply state, the following steps are executed:

[0053] The expanded water disc 8 is removed, the expanded box 9 is pushed into the main water cavity 1a of the main box body 1, the outward side wall of the expanded box 9 is used to cover and seal the positioning hole 1b of the side wall of the main box body 1, and then the main water cavity 1a is filled with water;

[0054] The drinking water in the main water cavity 1a is pumped into the intermediate casing 2 by the circulating water pump 4, so that the drinking water enters the circulating water pump 4 after being filtered by the lower grid 2a and the filtering medium 3, the circulating water pump 4 pumps the water from bottom to top, the drinking water is sprayed into the main water supply disc 7 through the water supply nozzle 6 after being filtered by the filter body 5, so that the main water supply disc 7 is a drinking water area, and the remaining water flows into the expansion box 9 and the main water cavity 1a through the two first water-permeable holes 7a, so that the circulation and filtration are realized.

[0055] Therefore, in the above-mentioned expanded water supply state and non-expanded water supply state, the circulation and filtration are basic processes, after the water supply nozzle 6 is used, the remaining water that is not drunk flows back to the main water cavity 1a through the first water-permeable hole 7a, under the suction of the circulating water pump 4, the water enters the circulating water pump 4 through the filtering effect of the lower grid 2a and the filtering medium 3, and then is output upward through the filtering effect of the filter body 5; such process is repeated, so that the problem of water pollution in the prior art can be solved.

[0056] The water supply nozzle 6 and the main water supply disc can be disassembled and cleaned, and the inner wall of the main box body 1 can be cleaned.

[0057] In the description of the utility model, it needs to be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "back" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as limiting the utility model; in the utility model, it also needs to be explained that the terms "mounting", "connecting" should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or can be integrally connected, or can be mechanically connected, or can be indirectly connected through an intermediate connecting part, and the specific meaning of the terms in the utility model can be understood according to the specific circumstances.

[0058] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims should be included in the utility model, and any figure reference in the claims should not be regarded as limiting the involved claims.

[0059] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A variable volume, compact water dispenser characterized by, The utility model relates to a drinking water device, comprising: a main box (1) with a main water cavity (1a) in its inner cavity for containing drinking water; a middle shell (2) fixed in the center of the inner cavity of the main box (1), the inner cavity of the middle shell (2) is provided with a water flow channel for circulation from bottom to top and in communication with the bottom of the main water cavity (1a), and a circulating water pump (4) and a filtering component for filtering water are installed in the middle shell (2); a main water supply plate (7) for drinking water, the upper side of the main box (1) is provided with an opening structure, the main water supply plate (7) is detachably installed on the upper side opening of the main box (1), the upper end of the middle shell (2) penetrates through the main water supply plate (7) and is detachably installed with a water supply nozzle (6), the water supply nozzle (6) is above the main water supply plate (7) and in communication with the water flow channel of the middle shell (2), the water outlet end of the water supply nozzle (6) faces the internal space of the main water supply plate (7), and the main water supply plate (7) is provided with at least one first water-permeable hole (7a) in communication with the main water cavity (1a); an expansion box (9) horizontally movably connected to the side wall of the main box (1) and with the upper side of the expansion box (9) lower than the upper side of the main box (1), the side wall of the main box (1) is provided with a positioning hole (1b) horizontally movably matched with the expansion box (9); wherein, when the expansion box (9) is pulled out to the outside and used, the upper side of the expansion box (9) is detachably installed with an expansion water plate (8) for drinking water, the height of the expansion water plate (8) is lower than that of the main water supply plate (7), and the first water-permeable hole (7a) downwardly faces the internal space of the expansion water plate (8); when the expansion box (9) is pulled in, the expansion box (9) is in the main water cavity (1a) of the main box (1), and the outward side wall of the expansion box (9) seals the positioning hole (1b).

2. A variable volume, compact water dispenser as claimed in claim 1, wherein: The expansion water plate (8) is provided with a second water-permeable hole (8a), the upper side of the expansion box (9) is provided with an opening, the expansion water plate (8) covers the upper side opening of the expansion box (9), the second water-permeable hole (8a) is in communication with the inner cavity of the expansion box (9), and the inward side wall of the expansion box (9) is provided with a plurality of water-permeable grid holes (9a) in communication with the inner cavity of the expansion box (9) and the main water cavity (1a).

3. A variable volume, compact water dispenser as defined in claim 1, characterized in that: The hole wall of the positioning hole (1b) is attached with a flexible sealing member (10), and the sealing member (10) seals the gap between the expansion box (9) and the positioning hole (1b).

4. A variable volume, compact water dispenser as defined in claim 2, characterized in that: When the expansion box (9) is pulled in, the expansion water plate (8) is separated from the upper side opening of the expansion box (9) so that the upper side opening of the expansion box (9) is completely communicated with the main water cavity (1a).

5. A variable volume, compact water dispenser as claimed in claim 4, wherein: The side wall of the middle shell (2) is provided with two water-permeable holes at the bottom, and a lower grid (2a) is installed in each water-permeable hole, one of the water-permeable holes faces the water-permeable grid hole (9a) and approaches the water-permeable grid hole (9a) when the expansion box (9) is pulled in.

6. A variable volume, compact water dispenser as defined in claim 5, characterized in that: The filtering component comprises: a filtering medium (3) for filtering water, which is located at the suction side of the circulating water pump (4); a filter body (5) for filtering water, which is located at the pump outlet side of the circulating water pump (4).

7. A variable volume, compact water dispenser as defined in claim 1, wherein: The upper end of the intermediate shell (2) is provided with a detachable intermediate protrusion (2c), the main water supply disc (7) has a through mounting hole, the mounting hole of the main water supply disc (7) is sleeved with the intermediate protrusion (2c), the upper end of the intermediate protrusion (2c) is above the main water supply disc (7) and is detachably connected with the water supply nozzle (6), the intermediate protrusion (2c) has an upper and lower through inner cavity, the inner cavity of the intermediate protrusion (2c) constitutes part of the water flow channel of the intermediate shell (2) and is connected with the water supply nozzle (6).

8. A variable volume, compact water dispenser as defined in claim 6, characterized in that: The inner wall of the intermediate shell (2) is fixed with a partition plate (2b), the partition plate (2b) separates the filter (5) and the circulating water pump (4), and the partition plate (2b) is provided with a middle water passing hole (2d) which is opposite to the pump outlet side of the circulating water pump (4).

9. A variable volume, compact water dispenser as claimed in any one of claims 1 to 8, wherein: The bottom wall of the main water supply disc (7) is provided with an inclined surface, the first water permeable hole (7a) is located at the lowest position of the bottom wall of the main water supply disc (7), and the water supply nozzle (6) is located at the highest position of the bottom wall of the main water supply disc (7).

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