CN220318707U - Self-priming device of negative pressure closestool - Google Patents
Self-priming device of negative pressure closestool Download PDFInfo
- Publication number
- CN220318707U CN220318707U CN202321839360.1U CN202321839360U CN220318707U CN 220318707 U CN220318707 U CN 220318707U CN 202321839360 U CN202321839360 U CN 202321839360U CN 220318707 U CN220318707 U CN 220318707U
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- China
- Prior art keywords
- cylinder
- drain pipe
- end surface
- buffer
- vacuum pump
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Links
- 238000009434 installation Methods 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000037452 priming Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 description 13
- 230000005484 gravity Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002550 fecal effect Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Sanitary Device For Flush Toilet (AREA)
Abstract
The self-priming device of the negative pressure closestool comprises a mounting cylinder, wherein the mounting cylinder is vertically arranged, the top end surface and the bottom end surface are transparent, a water inlet pipe is fixedly arranged on the side wall of the mounting cylinder in a penetrating manner, a buffer cylinder is fixedly connected to the top end of the mounting cylinder, the top end surface of the buffer cylinder is sealed, the bottom end surface of the buffer cylinder is transparent, a vacuum pump is fixedly arranged on the top surface of the buffer cylinder, and the air suction end of the vacuum pump penetrates through the top surface of the buffer cylinder from top to bottom; the bottom end of the installation cylinder is fixedly connected with a drain pipe, the end face of one end of the drain pipe, which is far away from the installation cylinder, is vertical, a baffle is rotatably installed at the top of the end face of the drain pipe, which is far away from the installation cylinder, and the baffle can completely cover the drain pipe port; the part of the side wall of the mounting cylinder, which is positioned below the water inlet pipe, is stepped, and the outer diameter size of the side wall of the mounting cylinder is sequentially reduced from top to bottom; the utility model can be inserted on drain pipes with different pipe diameters, does not need to specially find a proper self-priming device, and is convenient to use and mass production.
Description
Technical Field
The utility model relates to the technical field of toilets, in particular to a self-priming device of a negative pressure toilet.
Background
The traditional closestool mainly adopts a direct flushing type or a siphon type to carry out sewage discharge, namely a large amount of water is used for impacting, the excrement is discharged by utilizing the impact force and the pressure of the water and the siphon principle, but a large amount of water is consumed in the modes, so that the negative pressure self-suction type closestool appears on the market, the vacuum pump is utilized to form negative pressure, the excrement is further sucked away, the use of water resources is reduced, the traditional negative pressure closestool self-suction device is single in size and can only be installed on pipelines of the same size, pipelines of different pipe diameters are encountered, the inconvenience is brought, and the unified standard mass production cannot be realized, so that the negative pressure closestool self-suction device capable of adapting to various pipe diameters is needed.
Disclosure of Invention
The utility model aims to provide a self-priming device of a negative pressure closestool, which solves the problems in the prior art.
The self-priming device of the negative pressure closestool comprises a mounting cylinder, wherein the mounting cylinder is vertically arranged, the top end surface and the bottom end surface are transparent, a water inlet pipe is fixedly arranged on the side wall of the mounting cylinder in a penetrating manner, a buffer cylinder is fixedly connected to the top end of the mounting cylinder, the top end surface of the buffer cylinder is sealed, the bottom end surface of the buffer cylinder is transparent, a vacuum pump is fixedly arranged on the top surface of the buffer cylinder, and the air suction end of the vacuum pump penetrates through the top surface of the buffer cylinder from top to bottom; the bottom end of the installation cylinder is fixedly connected with a drain pipe, the end face of one end of the drain pipe, which is far away from the installation cylinder, is vertical, a baffle is rotatably installed at the top of the end face of the drain pipe, which is far away from the installation cylinder, and the baffle can completely cover the drain pipe port; the side wall of the mounting cylinder is positioned below the water inlet pipe, is stepped, and the outer diameter size of the side wall of the mounting cylinder is sequentially reduced from top to bottom.
Preferably, a filter screen is arranged at the suction end of the vacuum pump.
The utility model discloses the following technical effects:
the utility model can be inserted on drain pipes with different pipe diameters, does not need to specially find a proper self-priming device, and is convenient to use and mass production.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of the present utility model;
fig. 2 is a schematic diagram of the internal structure of the present utility model.
Wherein:
1. a mounting cylinder; 2. a water inlet pipe; 3. a buffer tube; 4. a vacuum pump; 5. a blow-down pipe; 6. a baffle; 7. and (3) a filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1-2, a self-priming device of a negative pressure closestool comprises a mounting cylinder 1, wherein the mounting cylinder 1 is vertically arranged, the top end surface and the bottom end surface are transparent, a water inlet pipe 2 is fixedly arranged on the side wall of the mounting cylinder 1 in a penetrating manner, a buffer cylinder 3 is fixedly connected to the top end of the mounting cylinder 1, the top end surface of the buffer cylinder 3 is sealed, the bottom end surface is transparent, a vacuum pump 4 is fixedly arranged on the top surface of the buffer cylinder 3, and the air suction end of the vacuum pump 4 penetrates through the top surface of the buffer cylinder 3 from top to bottom; the bottom end of the installation cylinder 1 is fixedly connected with a drain pipe 5, the end face of one end of the drain pipe 5 far away from the installation cylinder 1 is vertical, the top of the end face of the drain pipe 5 far away from the installation cylinder 1 is rotatably provided with a baffle 6, and the baffle 6 can completely cover the port of the drain pipe 5; the side wall of the installation cylinder 1 is stepped at a portion below the water inlet pipe 2 and the outer diameter size is sequentially reduced from top to bottom.
The axis of the water inlet pipe 2 is horizontally arranged, the water inlet pipe 2 is communicated with the bottom outlet of the toilet, the axis of the buffer cylinder 3 is coincident with the axis of the installation cylinder 1, the installation cylinder 1 is communicated with the buffer cylinder 3, the axis at the top end surface of the sewage pipe 5 is vertical and is coincident with the axis of the installation cylinder 1, and the sewage pipe 5 is in a bent shape and the axis at the bottom end surface is horizontal; after the vacuum pump 4 works, negative pressure is pumped into the installation cylinder 1 and the buffer cylinder 3, so that excrement in the toilet bowl is sucked into the installation cylinder 1 through the water inlet pipe 2, the baffle 6 is tightly attached to the bottom end surface of the sewage pipe 5 under the action of gravity and atmospheric pressure, air is prevented from entering the installation cylinder 1 from the bottom end surface of the sewage pipe 5, and after all the excrement in the toilet bowl is sucked into the installation cylinder 1, the vacuum pump 4 is stopped, so that the excrement can be discharged from the sewage pipe 5 under the action of gravity; the buffer cylinder 3 can provide additional space for containing fecal sewage, so that the sewage and the feces can be prevented from contacting the suction end of the vacuum pump 4; the part of the side wall of the installation cylinder 1 below the water inlet pipe 2 is in a ladder shape, and the outer diameter size is sequentially reduced from top to bottom, so that the pipe fixing device can be inserted into sewer pipes with different pipe diameters for fixing, is very convenient, and can be used for standardized mass production.
Further optimizing scheme, the filter screen 7 is installed to the suction end of vacuum pump 4.
The filter screen 7 can prevent splash or impurity entering into the vacuum pump 4 to a certain extent, and the vacuum pump 4 is effectively protected.
When the utility model is used, the water inlet pipe 2 is communicated with the outlet at the bottom of the closestool, then the bottom end of the utility model is inserted into the sewer pipe and is sealed and fixed, then the utility model can be used normally, the vacuum pump 4 is electrically connected with the closestool button, when a person presses the closestool button, the vacuum pump 4 is started and continuously works for a period of time, sewage and excrement in the closestool are pumped into the installation cylinder 1, after the vacuum pump 4 stops working, the sewage and the excrement can flow out from the sewage pipe 5 and enter the sewer pipe to finish sewage discharge, and the working time of the vacuum pump 4 can be set in advance each time, so that the sewage and the excrement in the closestool can be completely sucked.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (2)
1. A self priming device for a negative pressure toilet, comprising: the device comprises an installation cylinder (1), wherein the installation cylinder (1) is vertically arranged, the top end surface and the bottom end surface are transparent, a water inlet pipe (2) is fixedly arranged on the side wall of the installation cylinder (1) in a penetrating manner, a buffer cylinder (3) is fixedly connected to the top end of the installation cylinder (1), the top end surface of the buffer cylinder (3) is sealed, the bottom end surface of the buffer cylinder (3) is transparent, a vacuum pump (4) is fixedly arranged on the top surface of the buffer cylinder (3), and the air suction end of the vacuum pump (4) penetrates through the top surface of the buffer cylinder (3) from top to bottom; the bottom end of the installation cylinder (1) is fixedly connected with a drain pipe (5), the end face of one end of the drain pipe (5) away from the installation cylinder (1) is vertical, a baffle (6) is rotatably installed at the top of the end face of the drain pipe (5) away from the installation cylinder (1), and the baffle (6) can completely cover the port of the drain pipe (5); the side wall of the mounting cylinder (1) is positioned below the water inlet pipe (2) and is stepped, and the outer diameter size of the side wall is sequentially reduced from top to bottom.
2. The self priming device for a negative pressure toilet of claim 1, wherein: a filter screen (7) is arranged at the air suction end of the vacuum pump (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321839360.1U CN220318707U (en) | 2023-07-13 | 2023-07-13 | Self-priming device of negative pressure closestool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321839360.1U CN220318707U (en) | 2023-07-13 | 2023-07-13 | Self-priming device of negative pressure closestool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220318707U true CN220318707U (en) | 2024-01-09 |
Family
ID=89413957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321839360.1U Active CN220318707U (en) | 2023-07-13 | 2023-07-13 | Self-priming device of negative pressure closestool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220318707U (en) |
-
2023
- 2023-07-13 CN CN202321839360.1U patent/CN220318707U/en active Active
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