Underground garage water retaining device

Abstract

The utility model relates to the technical field of water retaining devices, and discloses an underground garage water retaining device which comprises a floating rack, a first gear, a second gear, a driven rack, a water retaining floating plate, a water intercepting groove and a limiting groove, and the water intercepting groove and the limiting groove are formed in the ground of an entrance of a garage and extend in the width direction of the entrance of the garage. The two ends of the limiting groove extend to the wall faces of the two sides of the garage entrance, the water intercepting groove and the limiting groove are arranged at intervals in the direction close to the interior of the garage, a first cavity and a second cavity which communicate with each other are formed in the position, between the water intercepting groove and the limiting groove, of the garage entrance, the water intercepting groove communicates with the first cavity, and the second cavity communicates with the limiting groove. The floating rack is slidably connected with the inner wall of the first cavity in the vertical direction, the first gear and the second gear are rotatably connected with the inner wall of the second cavity, the driven rack and the water retaining floating plate are arranged in the limiting groove, the floating rack, the first gear, the second gear and the driven rack are sequentially in meshing transmission, the upper end of the driven rack is connected with the water retaining floating plate, and the two sides of the water retaining floating plate abut against the two sides of the limiting groove.

Description

Technical Field

[0001] The utility model relates to the technical field of water retaining devices, in particular to a water retaining device for an underground garage. Background Art

[0002] At present, most residential areas and shopping malls in cities have underground garages. The underground garages are located at a lower altitude. When floods occur, a large amount of flood water will flow into the entrance, damaging the equipment and cars in the underground garages, thereby causing immeasurable losses. At the same time, if live equipment encounters water, it will cause leakage and short circuit, resulting in electric shock accidents.

[0003] There are two existing methods of water diversion and flood prevention. One is to stack sandbags at the entrance of the underground garage to build a dam to block water to achieve the effect of flood prevention. However, this method has the problems of slow flood prevention effect, great difficulty in operation, and large loss of manpower and material resources. Another method is to install an electric automatic water-blocking device at the entrance of the garage, but the waterproof baffle cannot be started easily due to water ingress and damage to the installed electric drive equipment. Utility Model Content

[0004] The utility model aims to provide an underground garage water retaining device which can automatically start a waterproof baffle plate without electric drive to prevent the garage from being flooded.

[0005] In order to achieve the above-mentioned purpose, the utility model provides an underground garage water retaining device, comprising a floating rack, a first gear, a second gear, a driven rack, a water retaining floating plate, and a water intercepting groove and a limiting groove opened on the ground of the garage entrance, wherein the water intercepting groove and the limiting groove both extend along the width direction of the garage entrance, wherein the two ends of the limiting groove extend to the walls on both sides of the garage entrance, and the water intercepting groove and the limiting groove are arranged in sequence at intervals along the direction close to the interior of the garage, and a first cavity and a second cavity connected to each other are arranged between the water intercepting groove and the limiting groove underground at the garage entrance, the water intercepting groove is connected to the first cavity, and the second cavity is connected to the limiting groove, the floating rack is slidably connected to the inner wall of the first cavity in the vertical direction, the first gear and the second gear are rotatably connected to the inner wall of the second cavity, the driven rack and the water retaining floating plate are arranged in the limiting groove, the floating rack, the first gear, the second gear, and the driven rack are meshed and transmitted in sequence, the upper end of the driven rack is connected to the water retaining floating plate, and the two sides of the water retaining floating plate abut the two sides of the limiting groove.

[0006] Preferably, the first cavity, the second cavity, the floating rack, the first gear, the second gear and the driven rack are each two and are respectively arranged at two ends of the water intercepting groove.

[0007] Preferably, the underground garage water retaining device also includes a reed switch and a float with a built-in magnetic system. The reed switch is installed at the top of the first cavity, and the float is installed at the top of the floating rack. The reed switch is electrically connected to an external alarm device, and the reed switch is opened and closed by the magnetic system inside the float.

[0008] Preferably, the floating rack is a phenolic plastic part or a steel part.

[0009] Preferably, the water retaining floating plate is a phenolic plastic part or a steel part, and the surface of the water retaining floating plate is provided with a waterproof coating.

[0010] Preferably, a first water outlet is provided on a side wall of the water intercepting groove facing the first cavity, the water intercepting groove is connected to the first cavity through the first water outlet, and a filter screen is provided at the first water outlet.

[0011] Preferably, a limiting protrusion is provided on the upper side of the inner wall of the first cavity close to the first water outlet, and the limiting protrusion is used to stop the lower end of the floating rack.

[0012] The utility model provides an underground garage water retaining device, which has the following beneficial effects compared with the prior art:

[0013] By providing a water intercepting groove, a first cavity, a second cavity, and a limiting groove which are connected in sequence, and providing a floating rack in the first cavity, the floating rack is slidably connected to the inner wall of the first cavity, the floating rack is meshed and transmitted with the first gear and the second gear in the second cavity in sequence, the second gear is meshed and transmitted with the driven rack in the limiting groove, and the upper end of the driven rack is connected to the water retaining floating plate, so that when the water level in the water intercepting groove rises, the floating rack slides upward under the action of buoyancy, drives the first gear to rotate, the first gear drives the second gear to rotate, and the second gear drives the driven rack to rise, so that the water retaining floating plate connected to the upper end of the driven rack is lifted upward, and together with the walls on both sides of the garage entrance, a water retaining space suitable for water retaining is defined; the underground garage water retaining device of the utility model does not need to use electric equipment to lift the water retaining floating plate, and the water retaining floating plate can be automatically started according to the water level condition only through simple mechanical coordination, thereby effectively preventing the underground garage from being flooded. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of an underground garage water retaining device according to an embodiment of the utility model;

[0015] In the figure, 1, floating rack; 11, float; 2, first gear; 3, second gear; 4, driven rack; 5, water retaining floating plate; 6, water intercepting groove; 7, limit groove; 8, first cavity; 81, reed switch; 82, limit protrusion; 9, second cavity; 10, filter screen; 90, garage entrance ground. DETAILED DESCRIPTION

[0016] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0017] In the description of the present invention, it should be understood that the terms "width", "up", "down", "vertical", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0018] In the present invention, unless otherwise clearly defined and specified, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] like Figure 1As shown, a water retaining device for an underground garage according to a preferred embodiment of the utility model comprises a floating rack 1, a first gear 2, a second gear 3, a driven rack 4, a water retaining floating plate 5, and a water intercepting groove 6 and a limiting groove 7 which are opened on the ground 90 of the garage entrance. The water intercepting groove 6 and the limiting groove 7 extend along the width direction of the garage entrance, wherein the two ends of the limiting groove 7 extend to the walls on both sides of the garage entrance, and the water intercepting groove 6 and the limiting groove 7 are arranged in sequence at intervals along the direction close to the interior of the garage. A first cavity 8 and a second cavity 9 which are connected are provided between the water intercepting groove 6 and the limiting groove 7 underground at the garage entrance. The water intercepting groove 6 is connected to the first cavity 8, and the second cavity 9 is connected to the limiting groove 7. The floating rack 1 is slidably connected to the inner wall of the first cavity 8 along the vertical direction. Specifically, the floating rack 1 can be provided with a limiting hole which passes through the upper and lower parts, and a limiting column is arranged in the first cavity 8 to pass through the floating rack 1. The limiting hole of the rack 1 can also be that the floating rack 1 and the inner wall of the first cavity 8 are respectively provided with matching sliding grooves and sliding blocks. As long as the floating rack 1 can be limited to slide in the vertical direction, this manual does not elaborate on this; the first gear 2 and the second gear 3 are rotatably connected to the inner wall of the second cavity 9, the outer diameter of the first gear 2 is smaller than the outer diameter of the second gear 3, the first gear 2 and the second gear 3 are preferably closed transmission, with good lubrication conditions, avoiding wear caused by impurities and particles between the tooth surfaces, and extending the service life of the device; the driven rack 4 and the water retaining float 5 are arranged in the limiting groove 7, and the limiting groove 7 limits the driven rack 4 and the water retaining float 5 to move in the vertical direction, the floating rack 1, the first gear 2, the second gear 3, and the driven rack 4 are meshed in sequence, the upper end of the driven rack 4 is connected to the water retaining float 5, and the two sides of the water retaining float 5 abut the two sides of the limiting groove 7.

[0020] The underground garage water retaining device based on the above embodiment is provided with a water intercepting groove 6, a first cavity 8, a second cavity 9, and a limiting groove 7 which are connected in sequence, and a floating rack 1 is provided in the first cavity 8, the floating rack 1 is slidably connected to the inner wall of the first cavity 8, the floating rack 1 is meshed with the first gear 2 and the second gear 3 in the second cavity 9 in sequence for transmission, the second gear 3 is meshed with the driven rack 4 in the limiting groove 7 for transmission, and the upper end of the driven rack 4 is connected to the water retaining floating plate 5, so that when the water level in the water intercepting groove 6 rises, the floating rack 1 slides upward under the action of buoyancy, driving the first gear 2 to rotate, and the first gear 2 drives the second gear 3 to rotate, and the transmission of the first gear 2 with a smaller outer diameter and the second gear 3 with a larger outer diameter amplifies the torque and reduces the speed, so the driven rack 4 drives the water retaining floating plate 5 to rise and retain water with a greater force and a lower rising speed, and the water retaining floating plate 5 and the walls on both sides of the garage entrance jointly define a water retaining space suitable for retaining water, thereby preventing the underground garage from being flooded.

[0021] Preferably, the first cavity 8, the second cavity 9, the floating rack 1, the first gear 2, the second gear 3 and the driven rack 4 are each two and are respectively arranged at the two ends of the corresponding water intercepting groove 6, so that the water retaining floating plate 5 is lifted and moved by the two spaced apart driven racks 4, so that the force on the water retaining floating plate 5 is more uniform.

[0022] In some embodiments, the underground garage water retaining device further includes a reed switch 81 and a floating ball 11 with a built-in magnetic system. The reed switch 81 is installed at the top of the first cavity 8, and the floating ball 11 is installed at the top of the floating rack 1. The reed switch 81 is electrically connected to the external alarm device, and the reed switch 81 is disconnected and closed through the magnetic system inside the floating ball 11. When the floating ball 11 moves upward with the floating rack 1 to the position of the reed switch 81, the reed switch 81 is closed, triggering the external alarm device to alarm, and the external alarm device is preferably a buzzer to remind personnel.

[0023] Optionally, the floating rack 1 is a phenolic plastic part or a steel part, which is light in weight and easy to float.

[0024] Optionally, the water retaining floating plate 5 is a phenolic plastic part or a steel part, which has high strength and light weight and is easy to be pushed up by the driven rack 4. The surface of the water retaining floating plate 5 is provided with a waterproof coating to extend the service life of the water retaining floating plate 5.

[0025] Preferably, a first water outlet is opened on the side wall of the water intercepting groove 6 toward the first cavity 8, and the water intercepting groove 6 is connected to the first cavity 8 through the first water outlet. A filter screen 10 is provided at the first water outlet. The mesh diameter of the filter screen 10 is less than or equal to 5 μm, which can filter out precipitates, rust, silt, microbial debris and other particulate impurities with a diameter greater than 5 μm, so as to prevent impurities from entering the first cavity 8 and affecting the movement of the floating rack 1 and the meshing with the first gear 2.

[0026] Preferably, a limiting protrusion 82 is provided on the inner wall of the first cavity 8 near the upper side of the first water outlet, and the limiting protrusion 82 is used to stop the lower end of the floating rack 1, so that when the water level is low, the floating rack 1 will not float up, and only when the water level reaches a certain height will the floating rack 1 move upward to drive the water retaining floating plate 5 to rise. When the water level drops, the water retaining floating plate 5 will automatically drop under the action of gravity, driving the driven rack 4 to drop, and then the second gear 3 and the first gear 2 rotate in the opposite direction, driving the floating rack 1 to drop, and finally the floating rack 1 is stuck on the limiting protrusion 82.

[0027] In summary, the embodiment of the utility model provides an underground garage water retaining device, which does not require the use of electrical equipment to raise and lower the water retaining float. Only simple mechanical coordination is required to realize automatic start-up of the water retaining float according to the water level conditions, thereby effectively preventing the underground garage from being flooded.

[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A water retaining device for an underground garage, characterized in that: The invention comprises a floating rack, a first gear, a second gear, a driven rack, a water retaining floating plate, and a water cut-off groove and a limiting groove opened on the ground of the garage entrance. The water cut-off groove and the limiting groove extend along the width direction of the garage entrance, wherein the two ends of the limiting groove extend to the walls on both sides of the garage entrance, and the water cut-off groove and the limiting groove are arranged in sequence at intervals along the direction close to the interior of the garage. A first cavity and a second cavity connected to each other are arranged underground at the garage entrance between the water cut-off groove and the limiting groove. The water cut-off groove is connected to the first cavity, and the second cavity is connected to the limiting groove. The floating rack is slidably connected to the inner wall of the first cavity in the vertical direction, and the first gear and the second gear are rotationally connected to the inner wall of the second cavity. The driven rack and the water retaining floating plate are arranged in the limiting groove. The floating rack, the first gear, the second gear and the driven rack are meshed and transmitted in sequence. The upper end of the driven rack is connected to the water retaining floating plate, and the two sides of the water retaining floating plate abut the two sides of the limiting groove.

2. The underground garage water retaining device according to claim 1, characterized in that: The first cavity, the second cavity, the floating rack, the first gear, the second gear and the driven rack are all in two pieces and are respectively arranged at two ends of the water intercepting groove.

3. The underground garage water retaining device according to claim 1, characterized in that: It also includes a reed switch and a float with a built-in magnetic system. The reed switch is installed at the top of the first cavity, the float is installed at the top of the floating rack, the reed switch is electrically connected to an external alarm device, and the reed switch is opened and closed by the magnetic system inside the float.

4. The underground garage water retaining device according to claim 1, characterized in that: The floating rack is a phenolic plastic part or a steel part.

5. The underground garage water retaining device according to claim 1, characterized in that: The water retaining floating plate is a phenolic plastic part or a steel part, and a waterproof coating is provided on the surface of the water retaining floating plate.

6. The underground garage water retaining device according to claim 1, characterized in that: The side wall of the water intercepting groove facing the first cavity is provided with a first water outlet, the water intercepting groove is connected with the first cavity through the first water outlet, and a filter screen is provided at the first water outlet.

7. The underground garage water retaining device according to claim 6, characterized in that: A limiting protrusion is provided on the upper side of the inner wall of the first cavity close to the first water outlet, and the limiting protrusion is used to stop the lower end of the floating rack.

Images