CN217531275U - Non-return device - Google Patents
Non-return device Download PDFInfo
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- CN217531275U CN217531275U CN202221039281.8U CN202221039281U CN217531275U CN 217531275 U CN217531275 U CN 217531275U CN 202221039281 U CN202221039281 U CN 202221039281U CN 217531275 U CN217531275 U CN 217531275U
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- pipe body
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- spring
- connecting port
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Abstract
The utility model discloses a non return device, non return device includes: the grouting pipe comprises a first pipe body and a second pipe body, wherein one end of the first pipe body is provided with a grouting inlet, the other end of the first pipe body is a closed structure, a plug is arranged in the first pipe body and is connected with the closed structure of the first pipe body through a spring, a connector is arranged in the middle of the first pipe body, the first pipe body is communicated with one end of the second pipe body through the connector, and the other end of the second pipe body is a grouting outlet; when grouting through the non-return device, the plug is compressed to be close to the closed structure, the connecting port is in an open state, and when grouting is finished, the plug is restored to the connecting port position by the spring action, so that the sealing of the connecting port is completed. The utility model discloses the closure structure body is the nut among the non return device, through being connected the end cap through spring and nut to be convenient for the whole change of end cap structure, promptly, when the spring became invalid, can directly unscrew the nut and wholly take out end cap and spring, change new structure body.
Description
Technical Field
The utility model belongs to the technical field of the thick liquid non return device, especially, relate to the in-process that extracts the slip casting pipe after slip casting is accomplished prevents the device that the thick liquid left.
Background
When the precast column sleeve is grouted, after grouting is completed, a gap between the grouting pipe and the upper plug is pulled out, grout can be reserved from a grouting opening, the grout in the sleeve is reduced, and the grout fullness in the sleeve is reduced.
In order to improve the grouting effect of the sleeve, a non-return device is required to be arranged at the grouting opening to prevent the grout from being left after the grouting pipe is pulled out.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to overcome the prior art problem, a non-return device is disclosed, and through the structural design of the non-return device, the problem that slurry flows out in the process of pulling out a grouting pipe after grouting is completed is solved.
The purpose of the utility model is realized through the following technical scheme:
a no-back device, comprising: the grouting pipe comprises a first pipe body and a second pipe body, wherein one end of the first pipe body is provided with a grouting inlet, the other end of the first pipe body is a closed structure, a plug is arranged in the first pipe body, the plug is connected with the closed structure of the first pipe body through a spring, a connector is arranged in the middle of the first pipe body, the first pipe body is communicated with one end of the second pipe body through the connector, and the other end of the second pipe body is a grouting outlet; when grouting is carried out through the non-return device, the plug is compressed to be close to the closed structure, the connecting port is in an open state, and when grouting is finished, the plug is restored to the position of the connecting port under the action of the spring to complete the closing of the connecting port.
According to a preferred embodiment, the closure structure is a screw cap, which is connected to the first tubular body via a threaded structure.
According to a preferred embodiment, the plug is of cylindrical configuration.
According to a preferred embodiment, the plug is a plastic structure.
According to a preferred embodiment, the first tube is a transparent structure.
According to a preferred embodiment, the first tubular body is made of glass or plastic.
According to a preferred embodiment, the first tube is arranged parallel to the second tube.
According to a preferred embodiment, the first tube and the second tube are integrally formed.
According to a preferred embodiment, the outer wall of the grout outlet of the second pipe body is provided with tapered threads.
Aforementioned the utility model discloses main scheme and each further alternative can the independent assortment in order to form a plurality of schemes, are the utility model discloses can adopt and claim the scheme of protection. The technical solutions to be protected by the present invention, which are various combinations that can be known to those skilled in the art based on the prior art and the common general knowledge after understanding the present invention, are not exhaustive herein.
The utility model has the advantages that: the utility model discloses the closure structure body is the nut among the non return device, through being connected the end cap through spring and nut to be convenient for the whole change of end cap structure, promptly, when the spring became invalid, can directly unscrew the nut and wholly take out end cap and spring, change new structure body.
Furthermore, the first tube of the non-return device of the present invention is a transparent structure. Through adopting the transparent structure body setting, the user can directly observe whether the end cap has accomplished the sealed to the connector, can have direct observation to the inefficacy condition of spring to be convenient for maintain this device.
Drawings
Fig. 1 is a schematic structural view of the non-return device of the present invention;
the method comprises the following steps of 10-a first pipe body, 101-a grouting inlet, 102-a closed structure body, 103-a spring, 104-a plug, 105-a connecting port, 20-a second pipe body, 201-a grouting outlet and 202-a tapered thread.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can be implemented or applied by other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Additionally, the utility model discloses point out, in the utility model, if do not write out the structure, the relation of connection, positional relationship, power source relation etc. of concretely relating very much, then the utility model relates to a structure, relation of connection, positional relationship, power source relation etc. are technical personnel in the field and on prior art's basis, can not learn through creative work.
Example 1:
referring to fig. 1, there is shown a no-back device comprising: a first tube 10 and a second tube 20.
Wherein, one end of the first pipe 10 is provided with a grouting inlet 101, and the other end is a closed structure.
And a plug 104 is arranged in the first pipe 10, the plug 104 is connected with the closed structure of the first pipe 10 through a spring 103, and a connector 105 is arranged in the middle of the first pipe 10.
The first pipe 10 is connected to one end of the second pipe 20 through a connection port 105, and the other end of the second pipe 20 is a grouting outlet 201.
When grouting is carried out through the non-return device, the plug 104 is compressed to be close to a closed structure, the connecting port 105 is in an open state, and when grouting is finished, the plug 104 is restored to the position of the connecting port 105 under the action of the spring 103, so that the connecting port 105 is closed.
Preferably, the closure structure 102 is a nut, which is connected to the first tube 10 via a threaded structure. The plug 104 is connected with the nut through the spring 103, so that the whole plug structure can be conveniently replaced, namely, when the spring 103 fails, the nut can be directly unscrewed to integrally take out the plug 104 and the spring 103, and a new structural body can be replaced.
Preferably, the plug 104 has a cylindrical structure. Facilitating the completion of the channel seal to the connection port 105. For example, the plug 104 may be a plastic structure.
Preferably, the first tube 10 is a transparent structure. For example, the first pipe 10 may be made of glass or plastic. Through adopting the transparent structure setting, the user can directly observe whether end cap 104 has accomplished the sealed to connecting port 105, can have direct observation to the failure condition of spring 103 to be convenient for maintain this device.
Preferably, the first tube 10 is disposed in parallel with the second tube 20. Further, the first tube 10 and the second tube 20 are integrally formed.
Preferably, the outer wall of the grout outlet 201 of the second pipe body 20 is provided with tapered threads 202.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A no-back device, comprising: a first tube (10) and a second tube (20),
one end of the first pipe body (10) is provided with a grouting inlet (101), the other end of the first pipe body is provided with a closed structure body (102), a plug (104) is arranged in the first pipe body (10), the plug (104) is connected with the closed structure body (102) of the first pipe body (10) through a spring (103),
a connecting port (105) is arranged in the middle of the first pipe body (10), the first pipe body (10) is communicated with one end of a second pipe body (20) through the connecting port (105), and the other end of the second pipe body (20) is a grouting outlet;
when the non-return device is used for grouting, the plug (104) is compressed to be close to the closed structure body (102), the connecting port (105) is in an open state, and when grouting is finished, the plug (104) is returned to the position of the connecting port (105) by the action of the spring (103), so that the connecting port (105) is closed.
2. A no-back device according to claim 1, characterized in that the closure structure (102) is a screw cap, which is connected to the first body (10) via a threaded structure.
3. The no-back device of claim 1, wherein the plug (104) is of cylindrical configuration.
4. A no-back device according to claim 3, characterized in that the plug (104) is a plastic structure.
5. A no-back device according to claim 1, characterized in that the first tubular body (10) is a transparent structural body.
6. A no-back device according to claim 1, characterized in that the first tubular body (10) is made of glass or plastic.
7. The no-return device according to claim 1, characterized in that the first tubular body (10) is arranged parallel to the second tubular body (20).
8. A no-back device according to claim 7, characterized in that the first and second bodies (10, 20) are of one-piece construction.
9. A non-return device according to claim 8, characterized in that the outer wall of the grout outlet (201) of the second tube (20) is provided with a tapered thread (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221039281.8U CN217531275U (en) | 2022-04-29 | 2022-04-29 | Non-return device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221039281.8U CN217531275U (en) | 2022-04-29 | 2022-04-29 | Non-return device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217531275U true CN217531275U (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221039281.8U Active CN217531275U (en) | 2022-04-29 | 2022-04-29 | Non-return device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217531275U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872182A (en) * | 2022-04-29 | 2022-08-09 | 中国五冶集团有限公司 | Slurry non-return device |
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2022
- 2022-04-29 CN CN202221039281.8U patent/CN217531275U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872182A (en) * | 2022-04-29 | 2022-08-09 | 中国五冶集团有限公司 | Slurry non-return device |
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