CN219975331U - Sealing structure of differential pressure transmitter - Google Patents
Sealing structure of differential pressure transmitter Download PDFInfo
- Publication number
- CN219975331U CN219975331U CN202320992085.0U CN202320992085U CN219975331U CN 219975331 U CN219975331 U CN 219975331U CN 202320992085 U CN202320992085 U CN 202320992085U CN 219975331 U CN219975331 U CN 219975331U
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- Prior art keywords
- differential pressure
- pressure transmitter
- connector
- sealing
- fixedly connected
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- 238000007789 sealing Methods 0.000 title claims abstract description 71
- 238000009434 installation Methods 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims 5
- 238000010168 coupling process Methods 0.000 claims 5
- 238000005859 coupling reaction Methods 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a differential pressure transmitter sealing structure which comprises a differential pressure transmitter body, a first connector, a second connector and a connecting structure, wherein one side of the differential pressure transmitter body is fixedly connected with the first connector, one side of the first connector is fixedly connected with the second connector, the connecting structure comprises a connecting shell, the connecting shell is fixedly connected to the surface of the first connector, one side of the connecting shell is fixedly connected with a shielding ring, the inner wall of the connecting shell is fixedly connected with a first sealing air bag, and the side surface of the connecting shell is in threaded connection with a connecting bolt. The utility model can fill gaps among the first connector, the second connector, the connecting ring and the sealing cover shell by utilizing the first sealing air bag and the second sealing air bag, thereby improving the sealing effect of the differential pressure transmitter, being convenient for the use of the differential pressure transmitter, being convenient for installing the sealing cover shell by utilizing the connecting ring, the connecting shell and the connecting bolt, and being more convenient for installing and disassembling the sealing cover shell without pressurizing the sealing cover shell during the installation.
Description
Technical Field
The utility model relates to the field of transmitters, in particular to a sealing structure of a differential pressure transmitter.
Background
The differential pressure transmitter is a typical self-balancing type, and overcomes the influence of adverse factors such as element materials, processing technology and the like by utilizing the working principle of negative feedback, and the differential pressure is used for preventing media in a pipeline from directly entering the transmitter, and a pressure sensing diaphragm is connected with the transmitter by a capillary filled with fluid.
CN215121575U discloses a seal structure of differential pressure transmitter casing, and it is through being provided with the sealing washer and the use that cooperates sealed pad at the surface of lag for the shell has good sealed effect, through compressing tightly fixed mode, makes sealed pad be difficult to produce deformation, further increases its sealed effect, and carries out fixed mode through the rotor, makes it convenient to dismantle the lag.
That is, the prior art has the following technical problems: only rely on sealing washer and sealed pad to realize sealing, there is the gap between sealing washer, sealed pad and the differential pressure transmitter casing, especially after long-time use, sealing washer and sealed pad age, and the leakproofness is worse, influences the use of differential pressure transmitter, relies on pressure simultaneously and makes sealing washer and sealed pad realize sealing, needs to exert pressure when leading to seal structure installation, and the installation is comparatively inconvenient.
Therefore, it is desirable to provide a differential pressure transmitter seal structure that has good sealing effect and is convenient to install.
Disclosure of Invention
The embodiment provides a sealing structure of a differential pressure transmitter, which is used for solving the problems of poor sealing effect and inconvenient installation in the prior art.
According to one aspect of the utility model, a differential pressure transmitter sealing structure is provided, and comprises a differential pressure transmitter body, a first connector, a second connector and a connecting structure, wherein one side of the differential pressure transmitter body is fixedly connected with the first connector, one side of the first connector is fixedly connected with the second connector, the connecting structure comprises a connecting shell, the connecting shell is fixedly connected with the surface of the first connector, one side of the connecting shell is fixedly connected with a shielding ring, the inner wall of the connecting shell is fixedly connected with a first sealing air bag, and the side surface of the connecting shell is in threaded connection with a connecting bolt.
Further, the sealing structure comprises a sealing cover shell, wherein the inner wall of one side of the sealing cover shell is fixedly connected with a second sealing air bag, the outer side of the sealing cover shell is fixedly connected with a fixing ring, and one side of the fixing ring is fixedly connected with a connecting ring.
Further, the bottom of the differential pressure transmitter body is fixedly connected with a mounting pipe, and the section of the connecting shell is of an L-shaped structure.
Further, the section of the outer side surface of the shielding ring is obliquely arranged, and the section of the inner side surface of the shielding ring is in a horizontal state.
Further, the connecting shell is provided with a plurality of first threaded holes distributed in an annular array, and the side face of the first connecting head is provided with a plurality of thread grooves distributed in an annular array.
Further, a plurality of second threaded holes are formed in the connecting ring, and the connecting ring is in threaded connection with the connecting bolts through the second threaded holes.
According to the embodiment of the utility model, the problems of poor sealing effect and inconvenient installation are solved, the gap between the sealing structure and the differential pressure transmitter is filled by the first sealing air bag and the second sealing air bag, the sealing effect is good, and the differential pressure transmitter is convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is a schematic overall internal view of an embodiment of the present utility model;
fig. 3 is an enlarged partial schematic view of fig. 2 a according to an embodiment of the present utility model.
In the figure: 1. a differential pressure transmitter body; 2. a first connector; 3. a second connector; 4. a connection housing; 5. a shielding ring; 6. a first sealed bladder; 7. a connecting bolt; 8. a sealed enclosure; 9. a second sealed bladder; 10. a fixing ring; 11. a connecting ring; 12. and (5) installing a pipe.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Referring to fig. 1-3, a differential pressure transmitter sealing structure comprises a differential pressure transmitter body 1, a first connector 2, a second connector 3 and a connecting structure, wherein one side of the differential pressure transmitter body 1 is fixedly connected with the first connector 2, one side of the first connector 2 is fixedly connected with the second connector 3, the connecting structure comprises a connecting shell 4, the connecting shell 4 is fixedly connected with the surface of the first connector 2, one side of the connecting shell 4 is fixedly connected with a shielding ring 5, the inner wall of the connecting shell 4 is fixedly connected with a first sealing air bag 6, and the side surface of the connecting shell 4 is in threaded connection with a connecting bolt 7.
When in use, the first sealing air bag 6 and the second sealing air bag 9 can be used for filling gaps among the first connector 2, the second connector 3, the connecting ring 11 and the sealing housing 8, thereby improving the sealing effect of the differential pressure transmitter and facilitating the use of the differential pressure transmitter.
The air bag sealing device comprises a housing structure, wherein the sealing structure comprises a sealing housing 8, a second sealing air bag 9 is fixedly connected to the inner wall of one side of the sealing housing 8, a fixing ring 10 is fixedly connected to the outer side of the sealing housing 8, and a connecting ring 11 is fixedly connected to one side of the fixing ring 10; the bottom of the differential pressure transmitter body 1 is fixedly connected with a mounting tube 12, and the section of the connecting shell 4 is of an L-shaped structure; the section of the outer side surface of the shielding ring 5 is obliquely arranged, the section of the inner side surface of the shielding ring 5 is in a horizontal state, and the shielding ring 5 can shield the connection part between the connecting shell 4 and the connecting ring 11 to a certain extent, so that dust, liquid and the like are shielded; the connecting shell 4 is provided with a plurality of first threaded holes distributed in an annular array, and the side surface of the first connecting head 2 is provided with a plurality of thread grooves distributed in an annular array; the connecting ring 11 is provided with a plurality of second threaded holes, the connecting ring 11 is in threaded connection with the connecting bolt 7 through the second threaded holes, and the connecting bolt 7 can be respectively connected with the connecting shell 4, the connecting ring 11 and the first connecting head 2 through the first threaded holes, the second threaded holes and the threaded grooves, so that the sealing cover shell 8 is installed at the position of the differential pressure transmitter body 1.
When the differential pressure transmitter is used, the connecting ring 11 is firstly placed into the connecting shell 4, the second threaded hole formed in the connecting ring 11 is aligned with the first threaded hole formed in the connecting shell 4 and the threaded groove formed in the first connecting joint 2, then the connecting shell 4, the connecting ring 11 and the first connecting joint 2 are connected by the connecting bolt 7, namely the sealing housing 8 is mounted on the differential pressure transmitter body 1 by the connecting bolt 7, and when the sealing housing 8 is mounted, pressure is not required to be applied to increase the sealing effect of the sealing gasket, so that the mounting of the connecting bolt 7 is simpler and faster, the mounting and the dismounting of the sealing housing 8 are convenient, then gas is filled into the first sealing air bag 6 and the second sealing air bag 9 respectively, the first sealing air bag 6 is filled in the gap between the connecting shell 4, the connecting ring 11 and the first connecting joint 2, and the gap between the sealing housing 8 and the second connecting joint 3 is filled in the second sealing air bag 9, so that the sealing effect of the sealing structure is increased, the service life of the differential pressure transmitter is prolonged, and the differential pressure transmitter is convenient to use.
The utility model has the advantages that:
1. the utility model has simple operation, and the first sealing air bag and the second sealing air bag can be used for filling gaps among the first connector, the second connector, the connecting ring and the sealing cover shell, thereby improving the sealing effect of the differential pressure transmitter and being convenient for the use of the differential pressure transmitter;
2. the utility model has reasonable structure, can conveniently install the sealing cover by using the connecting ring, the connecting shell and the connecting bolt, does not need to pressurize the sealing cover during installation, ensures that the connecting bolt is simpler and more convenient during installation, and is convenient for installing and detaching the sealing cover.
The circuit, the electronic components and the modules are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. A differential pressure transmitter seal structure which characterized in that: including differential pressure transmitter body (1), first connector (2), second connector (3) and connection structure, differential pressure transmitter body (1) one side rigid coupling first connector (2), first connector (2) one side rigid coupling second connector (3), connection structure is including connecting casing (4), connect casing (4) rigid coupling in first connector (2) surface, connect casing (4) one side rigid coupling to have shielding ring (5), connect casing (4) inner wall rigid coupling to have first sealed gasbag (6), connect casing (4) side threaded connection to have connecting bolt (7).
2. The differential pressure transmitter seal structure of claim 1, wherein: the sealing structure comprises a sealing cover shell (8), wherein a second sealing air bag (9) is fixedly connected to the inner wall of one side of the sealing cover shell (8), a fixing ring (10) is fixedly connected to the outer side of the sealing cover shell (8), and a connecting ring (11) is fixedly connected to one side of the fixing ring (10).
3. The differential pressure transmitter seal structure of claim 1, wherein: the differential pressure transmitter is characterized in that an installation tube (12) is fixedly connected to the bottom of the differential pressure transmitter body (1), and the section of the connection shell (4) is of an L-shaped structure.
4. The differential pressure transmitter seal structure of claim 1, wherein: the cross section of the outer side surface of the shielding ring (5) is obliquely arranged, and the cross section of the inner side surface of the shielding ring (5) is in a horizontal state.
5. The differential pressure transmitter seal structure of claim 1, wherein: the connecting shell (4) is provided with a plurality of first threaded holes distributed in an annular array, and the side face of the first connecting head (2) is provided with a plurality of thread grooves distributed in an annular array.
6. The differential pressure transmitter seal structure of claim 2, wherein: the connecting ring (11) is provided with a plurality of second threaded holes, and the connecting ring (11) is in threaded connection with the connecting bolt (7) through the second threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320992085.0U CN219975331U (en) | 2023-04-26 | 2023-04-26 | Sealing structure of differential pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320992085.0U CN219975331U (en) | 2023-04-26 | 2023-04-26 | Sealing structure of differential pressure transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219975331U true CN219975331U (en) | 2023-11-07 |
Family
ID=88594964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320992085.0U Active CN219975331U (en) | 2023-04-26 | 2023-04-26 | Sealing structure of differential pressure transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219975331U (en) |
-
2023
- 2023-04-26 CN CN202320992085.0U patent/CN219975331U/en active Active
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