CN201065564Y

CN201065564Y - Self-sealed overflow-proof floor drain

Info

Publication number: CN201065564Y
Application number: CNU2007201102934U
Authority: CN
Inventors: 龚时焕
Original assignee: ZHEJIANG JINYUAN COPPER MANUFACTURE Co Ltd
Current assignee: ZHEJIANG JINYUAN COPPER MANUFACTURE Co Ltd
Priority date: 2007-06-05
Filing date: 2007-06-05
Publication date: 2008-05-28
Anticipated expiration: 2017-06-05

Abstract

The utility model provide a self-sealing anti-spilling floor drain pit, belonging to technical field of buildings, which overcomes the defects of complex structure, high cost and unfavorableness to sewage discharge. The utility model is characterized in comprising a floor drain body, a floor drain cover and a drainage tube; wherein, the floor drain cover is covered on the upper part of the floor drain body; the upper part of the drainage tube is fixedly connected and communicated with the floor drain body; a disc-shaped spilling cover is arranged at the lower part of the drainage tube; an elastic positioning device is arranged between the drainage tube and the spilling cover, which enables the spilling cover to seal a water outlet at the lower part of the drainage tube from the outer side of the drainage tube and enables the spilling cover to move downward under the action of external force. The utility model has the advantages of simple structure, low cost, good sealing effect and smooth sewage discharge.

Description

Self-styled overflow-proof floor drain

Technical field

The utility model belongs to technical field of buildings, relates to a kind of overflow-proof floor drain.

Background technology

At present, floor drain on the market generally all is to adopt sealing structure for water, promptly is to utilize that water is self-styled to be reached every smelly effect.But there is such defective in this floor drain: just lose effect in case promptly water is withered, not only do not reach every smelly purpose, also become the import and export of mosquito in the sewer on the contrary; In addition, be exactly sewer when in a single day stopping up, sewage just can return from this floor drain and overflow, and pollutes to environment.

The someone has designed to seal with seal cover and has prevented that sewage from returning excessive floor drain for this reason.A kind of self-styled back-spill preventing floor drain (application number: CN200320119141.2) is disclosed as Chinese patent literature, this self-styled back-spill preventing floor drain ecto-entad comprises overcoat, middle cover, interior cover, described overcoat is the bolster that carries of a stepped retraction, can hold respectively and put described middle cover and interior cover, described interior cover covers and be fixed in the following inverted cup body kuppe that is in its center by the block material filter to be formed, the sidewall of cover forms an inner core toward interior to upper overturning by outer in described, but just form the groove of a water between described inner core and described middle cover sidewall, described kuppe is over against inner core and extend downward the airtight water seal of formation in the described groove, described inner core is coniform, the delivery port place of inner core is provided with an automatic open and close valve, this automatic open and close valve comprises that one is fixed in the support in the inner core and is fixed in valve rod cover on the support, pass through spring pivot bush unit one valve rod in the described valve rod cover, the glue valve bowl cover that described valve rod lower end affixed one and described inner core exit are complementary.This floor drain can be good at preventing that foul smell effusion and sewage in the sewer from returning excessive owing to be provided with the automatic open and close valve.

But this floor drain is owing to comprise overcoat, middle cover, interior cover, and various, the complex structure of part makes and make difficulty that cost is higher, is not suitable for common family and uses; And the slit, water storage flume place of its inner core and described middle cover sidewall is less, when impurity is many in the sewage, is easy to result in blockage, and is unfavorable for sewage emissions.

Summary of the invention

The purpose of this utility model is at existing in prior technology the problems referred to above, and a kind of simple in structure, good airproof performance and the self-styled smoothly overflow-proof floor drain of effluent discharge are provided.

The purpose of this utility model can realize by following technical proposal: a kind of self-styled overflow-proof floor drain, comprise floor drain body and the drain cover that is placed on floor drain body top, it is characterized in that, this floor drain also comprises a columnar leakage tube, the top of leaking tube is connected and communicates with above-mentioned floor drain body, described bottom of leaking tube is provided with a discoid overflow cover, is provided with one between tube and the overflow cover and makes overflow cover from leaking the elastic positioning device that the tube outside is sealed a bottom delivery port with Louing and can be made the downward translation of overflow cover under external force leaking.

In this self-styled overflow-proof floor drain, when not having sewage to flow into floor drain, overflow cover fits with the delivery port that leaks tube under the effect of elastic positioning device and forms sealing, prevents overflowing of foul smell in the sewer and sewage; When sewage entered floor drain by drain cover, because of leaking the supporting power of a displacement in water chamber greater than overflow cover, the sewage compressing descended overflow cover, thereby sewage just can be by leaking in the slit inflow sewer that produces between tube and overflow cover.

In above-mentioned self-styled overflow-proof floor drain, described elastic positioning device comprises being fixed in and leaks the inboard support of tube and vertical fixing in the core bar at overflow cover center, is provided with spring between support and core bar.Spring reset can make overflow cover seal Lou tube bottom delivery port, and in the translation downwards of the fashionable overflow cover of effluent stream.

In above-mentioned self-styled overflow-proof floor drain, described mid-stent is connected with the core bar cover, and above-mentioned core bar top inserts in the core bar cover, and above-mentioned both ends of the spring acts on core bar upper end and core bar cover lower end respectively.

In the above-mentioned self-styled overflow-proof floor drain, described core bar cover, support and leakage tube are integral type.This kind is relatively simple for structure, and easily manufactured.

In above-mentioned self-styled overflow-proof floor drain, described leakage tube upper end is provided with filter screen.Filter screen prevents that foreign matter such as hair from entering pipeline and resulting in blockage, and is convenient to take out and cleans.

In above-mentioned self-styled overflow-proof floor drain, described leakage tube is connected with the floor drain body by screw thread.The mode that employing is threaded makes the assembling of product simply tight.

In above-mentioned self-styled overflow-proof floor drain, described core bar cover inner headed face lower edge is provided with the convex edge; Described core bar upper end is provided with convex shoulder, and both ends of the spring acts on respectively on above-mentioned convex edge and the convex shoulder.

In above-mentioned self-styled overflow-proof floor drain, the described delivery port medial surface that leaks tube is taper seat, and the periphery of described overflow cover and the inner headed face of this delivery port are complementary, and are provided with a sealing ring that is embedded in overflow cover between both contact surfaces.Sealing ring can improve the sealing performance at overflow cover place.

In above-mentioned self-styled overflow-proof floor drain, be connected by a screw between described overflow cover and the core bar.

Compared with prior art, this self-styled overflow-proof floor drain has the following advantages:

1, because its primary structure is cylindric leakages tin, and support and its be the integral type manufacturing, makes that it is simple in structure, easily manufactured, cost is lower;

2,, can prevent that foreign matter such as hair from entering pipeline and resulting in blockage, and be convenient to take out and clean that dismounting is also comparatively convenient owing to be provided with filter screen leaking the tube upper end;

3, the inner headed face of the periphery of the overflow cover of this floor drain and this delivery port is complementary, and is provided with a sealing ring that is embedded in overflow cover between both contact surfaces, makes can prevent effectively that foul smell from overflowing and sewage returns excessive by its good airproof performance.

Description of drawings

Fig. 1 is the structural representation of the self-styled overflow-proof floor drain that provides of the utility model.

Fig. 2 is the sewage effluent schematic diagram of the self-styled overflow-proof floor drain that provides of the utility model.

Fig. 3 be the self-styled overflow-proof floor drain that provides of the utility model prevent foul smell effusion schematic diagram.

Fig. 4 is that the sewage that prevents of the self-styled overflow-proof floor drain that provides of the utility model returns excessive schematic diagram.

Among the figure, 1, the floor drain body; 2, drain cover; 3, leak tube; 31, support; 32, core bar cover; 4, spring; 5, core bar; 6, overflow cover; 7, sealing ring; 8, filter screen; 9, sewer; 10, screw.

The specific embodiment

As shown in Figure 1, this self-styled overflow-proof floor drain mainly comprises floor drain body 1, drain cover 2, leaks tube 3 and overflow cover 6.Wherein drain cover 2 is placed on the top of floor drain body 1; Described leakage tube 3 is cylindrical, and its top and floor drain body 1 closely are connected by screw thread; Described overflow cover 6 is in the form of annular discs, is located at the Lou bottom of tube 3.

Be provided with one between tube 3 and the overflow cover 6 and make overflow cover 6 leaking from leaking the elastic positioning device that tube 3 outsides are sealed 3 bottom delivery port Lou and can be made overflow cover 6 downward translations under external force.Described elastic positioning device comprises support 31, core bar cover 32, core bar 5 and spring 4, and its medium-height trestle 31 is fixed on Lou tube 3 inboards, and core bar cover 32 is fixed on support 31 middle parts, and its inner headed face lower edge is provided with the convex edge; In overflow cover 6 centers, its upper end is provided with convex shoulder to core bar 5 by screw 10 vertical fixing; Described core bar 5 is plugged in the core bar cover 32 by spring 4, and spring 4 two ends act on respectively on above-mentioned convex edge and the convex shoulder.When not having sewage to flow into floor drain, overflow cover 6 is sealed the Lou delivery port of tube 3 bottoms under the effect of spring 4; Fashionable as effluent stream, overflow cover 6 can translation downwards under the effect of sewage.

In this floor drain, described leakage tube 3 upper ends are provided with filter screen 8, can prevent that foreign matter such as hair from entering pipeline and resulting in blockage, and are convenient to take out and clean; Described core bar cover 32, support 31 and leakage tube 3 are integral type, and be relatively simple for structure, and easily manufactured; The described delivery port medial surface that leaks tube 3 is taper seat, and the periphery of overflow cover 6 and the inner headed face of this delivery port are complementary, and are provided with a sealing ring 7 that is embedded in overflow cover 6 between both contact surfaces, and sealing is better; The upper end of core bar cover 32 is provided with door, prevents that sewage from entering core bar cover 32 corrosion spring 4 and core bars 5; Spring 4 adopts import 304 materials, and access times are indeformable above 40,000 times.

As shown in Figure 1 and Figure 2, when sewage enters floor drain by drain cover 2, because of the displacement that the leaks tube 3 water chambeies supporting power greater than overflow cover 6, the sewage compressing descends overflow cover 6, thereby sewage just can be flowed in the sewer 9 smoothly by the slit of leaking tube 3 and 6 generations of overflow cover.

As Fig. 1, shown in Figure 3, when not having sewage to flow into floor drain, overflow cover 6 fits with the delivery port that leaks tube 3 under the effect of spring 4 and forms sealing, prevents the foul smell effusion floor drain in the sewer 9; And under normal circumstances, can store a certain amount of water in the water chambeies that overflow cover 6 and leakage tube 3 form, also can play the effect of deodorization.

As Fig. 1, shown in Figure 4, when sewer 9 stops up when causing sewage to return to overflow, overflow cover 6 fits tightly with leaking tube 3 delivery ports, and sealing ring 7 between both contact surfaces, can prevent effectively that sewage from overflowing from floor drain.

Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Although this paper has used terms such as floor drain body 1, drain cover 2, leakage tube 3, support 31, core bar cover 32, spring 4, core bar 5, overflow cover 6, sealing ring 7, filter screen 8, sewer 9, screw 10 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.

Claims

1. self-styled overflow-proof floor drain, comprise floor drain body (1) and be placed on the drain cover (2) on floor drain body (1) top, it is characterized in that, this floor drain also comprises a columnar leakage tube (3), the top of leaking tube (3) is connected and communicates with above-mentioned floor drain body (1), described bottom of leaking tube (3) is provided with a discoid overflow cover (6), is provided with one between tube (3) and the overflow cover (6) and makes overflow cover (6) from leaking the elastic positioning device that tube (3) outside is sealed (3) bottom delivery port with Louing and can be made the downward translation of overflow cover (6) under external force leaking.

2. self-styled overflow-proof floor drain according to claim 1, it is characterized in that, described elastic positioning device comprises being fixed in and leaks the inboard support (31) of tube (3) and vertical fixing in the core bar (5) at overflow cover (6) center, is provided with spring (4) between support (31) and core bar (5).

3. self-styled overflow-proof floor drain according to claim 2, it is characterized in that, described support (31) middle part is connected with core bar cover (32), and above-mentioned core bar (5) top inserts in the core bar cover (32), and above-mentioned spring (4) two ends act on core bar (5) upper end and core bar cover (32) lower end respectively.

4. self-styled overflow-proof floor drain according to claim 3 is characterized in that, described core bar cover (32), support (31) and to leak tube (3) be integral type.

5. according to claim 1 or 2 or 3 or 4 described self-styled overflow-proof floor drains, it is characterized in that described leakage tube (3) upper end is provided with filter screen (8).

6. according to claim 1 or 2 or 3 or 4 described self-styled overflow-proof floor drains, it is characterized in that described leakage tube (3) is connected with floor drain body (1) by screw thread.

7. according to claim 3 or 4 described self-styled overflow-proof floor drains, it is characterized in that described core bar cover (32) inner headed face lower edge is provided with the convex edge; Described core bar (5) upper end is provided with convex shoulder, and spring (4) two ends act on respectively on above-mentioned convex edge and the convex shoulder.

8. according to claim 1 or 2 or 3 or 4 described self-styled overflow-proof floor drains, it is characterized in that, the described delivery port medial surface that leaks tube (3) is taper seat, the periphery of described overflow cover (6) and the inner headed face of this delivery port are complementary, and are provided with a sealing ring (7) that is embedded in overflow cover (6) between both contact surfaces.

9. according to claim 2 or 3 or 4 described self-styled overflow-proof floor drains, it is characterized in that, be connected by a screw (10) between described overflow cover (6) and the core bar (5).