CN203809788U

CN203809788U - Check valve used in supply pipe

Info

Publication number: CN203809788U
Application number: CN201420071796.5U
Authority: CN
Inventors: 黄建铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-02-19
Filing date: 2014-02-19
Publication date: 2014-09-03
Anticipated expiration: 2024-02-19

Abstract

The utility model discloses a check valve used in a supply pipe. The valve comprises a valve body. The valve body is tubular, and an embedding groove relatively lower than the outer wall of the valve body and open to the external is formed in the peripheral edge of the valve body. A valve clack is further provided. The valve clack comprises a clack body capable of opening and closing the valve body in one way operationally. The valve clack comprises the clack body, an embedding rod is arranged on the peripheral edge of the clack body, the embedded rod is embedded into the embedding groove, and the embedded rod is relatively lower than the outer wall face of the valve body after the embedded rod is embedded into the embedding groove. Due to the fact that the embedding groove relatively lower than the outer wall of the valve body and open to the external is formed in the peripheral edge of the valve body, and the embedded rod is embedded in the embedding groove, the check valve is simple in assembly, and the problem that the portion on the peripheral edge of the valve body and in pivoting fit with the valve clack protrudes and affects in-pipe installation is solved.

Description

For the check valve in pipe

Technical field

The utility model relates to a kind of check valve, particularly a kind of check valve that is suitable for managing interior installation.

Background technique

General house or office place, often there is tributary waste water pipeline (the waste water pipeline in house or office Deng Fenqi place, place) must flow to common waste water pipeline, then to focusing on, yet due to problems such as pressure balances, the foul smell of common waste water pipeline may follow this tributary waste water pipeline and be back to house or office place, therefore there is artificer to utilize " cloudy well " space, the waste water of allowing tributary waste water pipeline enters, and allow that in this moon well inside there is a higher entry end common waste water pipeline one end, wastewater streams Zhiyin well formation water level when tributary waste water pipeline, then this entry end of overflow, the waste water that does not enter entry end can form water seal effect and avoid foul smell to be back to tributary waste water pipeline.Yet this kind of engineering is comparatively loaded down with trivial details, and must set in advance " cloudy well " space and more uneconomical, and the waste water that does not enter entry end also may produce stink and multiplies disease worm and affect health.

In addition, also there is artificer to utilize check valve to be installed in the design of pipeline, but because the flap pivoted position of check valve tends to form outstanding, and be not easy to be installed in pipe, therefore prior art can be installed the check valve setting of (or claiming one-way valve) at the end of tributary waste water pipeline conventionally, allow that the waste water in the waste water pipeline of tributary flows out, but do not allow that foul smell taste refluxes, but the problem of this kind of check valve is to be installed in the terminal part of tributary waste water pipeline, therefore outstanding especially impact is sighted, and space environment may not be permitted.Although also there is artificer to want, in waste water pipeline stage casing, tributary, this check valve is set, must block this tributary waste water pipeline again for group connects, or at a pipeline end installing check valve, and then two pipelines are connected, process is all quite loaded down with trivial details.

Model utility content

Because the problem that prior art exists, it is a kind of for the check valve in pipe that the utility model provides, and comprising:

One valve body, this valve body forms a tubulose, and this valve body periphery establishes one relatively lower than valve body outer wall, and the caulking groove of opening.And be provided with a flap, this flap comprises the lobe body of unidirectional this valve body of keying of an operability, and this flap comprises that this lobe body one periphery establishes a chimeric bar, this chimeric bar be embedded into this caulking groove and imbed after this chimeric bar relatively lower than valve body outer wall.

The utility model is for the check valve in pipe, and wherein preferably this valve body forms a depressed part in one section of portion of tubulose, and the axial adjacent side of this depressed part is one section of poor wall, and a dividing plate is established, this dividing plate and this section of alternate this caulking groove that is divided into of poor wall in this depressed part surface.

The utility model is for the check valve in pipe, and wherein preferably this valve body outer rim is provided with a fin, and the sheathed pillar of this valve body outer rim, and this pillar outer rim is smooth outer wall, and this pillar inner edge is provided with a pair of annular groove that should fin.

By this valve body periphery, establish one relatively lower than valve body outer wall, and the caulking groove of opening.And this chimeric bar is embedded into into this caulking groove, therefore can be so that the pivot of this valve body periphery be should the position of flap is unlikely to give prominence to and interior installation managed in impact.And characteristic of the present utility model is to use in the pipe such as but not limited to tributary waste water pipeline, and limited in pipe, therefore even if though this chimeric bar is embedded into into this caulking groove and belongs to simple and easy configuration, and this caulking groove externally forms opening, but the utility model still can obtain a firmly installing, and assemble more simple and easyly, and under use state, synchronously complete the firm of assembling itself.

Accompanying drawing explanation

Fig. 1 is the utility model the first embodiment's three-dimensional exploded view;

Fig. 2 is that the utility model the first embodiment assembles schematic diagram;

Fig. 3 is the utility model second embodiment's three-dimensional exploded view;

Fig. 4 is the utility model second embodiment's assembled sectional view;

Fig. 5 is that the utility model the second embodiment uses view.

Description of reference numerals: 1-valve body; 10-fin; 11-caulking groove; 12-depressed part; The poor wall of 13-section; 14-dividing plate; 2-flap; 21-lobe body; The chimeric bar of 22-; 3-pillar; 30-annular groove; 4-tributary waste water pipeline;

Embodiment

Below in conjunction with Figure of description, structure of the present utility model, feature and embodiment are described further, in order to do making the people of related domain that the utility model is had further and be understood.

As shown in Figure 1, the utility model relates generally to a kind of for the check valve in pipe, and the first embodiment comprises:

One valve body 1; Form a tubulose, this valve body 1 periphery establishes one relatively lower than valve body 1 outer wall, and the caulking groove 11 of opening.

One flap 2: comprise the lobe body 21 of unidirectional this valve body of keying of an operability, and this flap 2 comprises that these lobe body 21 1 peripheries establish a chimeric bar 22, this chimeric bar 22 is embedded into into this caulking groove 11, and the height after making this chimeric is no more than valve body 1 outer wall.

Refer to shown in Fig. 2, the utility model establishes one relatively lower than valve body 1 outer wall by this valve body 1 periphery, and the caulking groove 11 of opening.And this chimeric bar 22 is embedded into into this caulking groove 11, should be noted that, within though this chimeric bar 22 is embedded into the caulking groove 11 that this caulking groove 11 belongs to simple and easy configuration and opening, look and seem likely to come off easily, so because this novel characteristic is to use in the pipe such as but not limited to tributary waste water pipeline 4, owing to being limited in pipe, even if therefore this chimeric bar 22 is embedded into the caulking groove 11 into this opening, but the utility model still can obtain a firmly installing, and assemble more simple and easyly, and under use state, synchronously complete the firm of assembling itself.

As shown in Figure 2, the pivot of this valve body 1 periphery of the present utility model affects it should the position of flap 2 is unlikely to outstanding to be installed in the pipe of tributary waste water pipeline 4, and this installation can adopt close-fitting to be forced into, or is slightly coated with stalemate agent in this valve body 1 periphery.

Refer to shown in Fig. 1, this valve body 1 forms a depressed part 12 in one section of portion of tubulose, the axial adjacent side of this depressed part 12 is one section of poor wall 13, and a dividing plate 14 is established on these depressed part 12 surfaces, this dividing plate 14 and this section of alternate this caulking groove 11 that is divided into of poor wall 13, can destroy by this this valve body 1 and can define this caulking groove 11.

Refer to shown in Fig. 3, the utility model the second embodiment, also can be provided with a fin 10 in this valve body 1 outer rim, and the sheathed pillar 3 of this valve body 1 outer rim, the outer rim of this pillar 3 has a smooth outer wall, coordinate shown in Fig. 4, these pillar 3 inner edges are provided with a pair of annular groove 30 that should fin 10, and this pillar 3 can be sheathed on this valve body 1 outer rim.

Refer to shown in Fig. 5, the utility model the second embodiment, because this chimeric bar 22 is embedded into into this caulking groove 11, and the height after making this chimeric is no more than valve body 1 outer wall, is also no more than the smooth outer wall of this pillar 3.Therefore can be so that the pivot of this valve body 1 periphery be should the position of flap 2 is unlikely to give prominence to and interior installation managed in impact.

The utility model can be installed in the pipe of tributary waste water pipeline, therefore can not form especially and give prominence to and impact sight, and be unlikely to be subject to the limitation of space environment.Also can not destroy pipeline, work progress is easy and comparatively economical simultaneously.

In sum, only above-mentioned institute is old, is a preferred embodiment in the utility model industry, and the equalization of such as doing according to the utility model changes, and all belongs in the claimed scope of the utility model.

Claims

1. for the check valve in pipe, comprising:

One valve body; Form a tubulose, this valve body periphery establishes one relatively lower than valve body outer wall, and the caulking groove of opening;

One flap: comprise the lobe body of unidirectional this valve body of keying of an operability, and this flap comprises that this lobe body one periphery establishes a chimeric bar, this chimeric bar be embedded into this caulking groove and imbed after this chimeric bar relatively lower than valve body outer wall.

2. as claimed in claim 1 for the check valve in pipe, wherein this valve body forms a depressed part in one section of portion of tubulose, and the axial adjacent side of this depressed part is one section of poor wall, and a dividing plate is established, this dividing plate and this section of alternate this caulking groove that is divided into of poor wall in this depressed part surface.

3. as claimed in claim 1 for the check valve in pipe, wherein this valve body outer rim is provided with a fin, and the sheathed pillar of this valve body outer rim, and this pillar outer rim is smooth outer wall, and this pillar inner edge is provided with a pair of annular groove that should fin.