CN219757601U - Interface packaging mechanism of pressure sensor - Google Patents
Interface packaging mechanism of pressure sensor Download PDFInfo
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- CN219757601U CN219757601U CN202321099360.2U CN202321099360U CN219757601U CN 219757601 U CN219757601 U CN 219757601U CN 202321099360 U CN202321099360 U CN 202321099360U CN 219757601 U CN219757601 U CN 219757601U
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- pressure sensor
- external pipeline
- pipeline body
- inner chamber
- fixedly connected
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- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims abstract description 40
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000005538 encapsulation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model belongs to the technical field of sensors, and discloses an interface packaging mechanism of a pressure sensor, which comprises a protective shell and an external pipeline body, wherein a threaded limiting block is movably clamped in an inner cavity at the top of the protective shell. According to the utility model, through the cooperation between the structures such as the protective shell, the thread limiting block and the first sealing ring, the device has a good sealing effect on the pressure detector structure and the external pipe orifice, the protective shell and the external pipe body are mutually sleeved by moving the protective shell upwards, in the sleeved process, the cambered surface of the top of the protective shell is contacted with the second sealing ring, and meanwhile, the thread limiting block is matched with the external part of the external pipe body to limit the position of the joint of the protective shell and the external pipe body in the horizontal direction, so that the problem that the gas leakage and liquid leakage condition of the interface of the device occur due to the clearance in a threaded connection mode is reduced.
Description
Technical Field
The utility model belongs to the technical field of sensors, and particularly relates to an interface packaging mechanism of a pressure sensor.
Background
The pressure sensor is the most commonly used sensor in industrial practice, is widely applied to various industrial self-control environments, and relates to various industries such as water conservancy and hydropower, railway traffic, intelligent building, production self-control, aerospace, military industry, petrochemical industry, oil well, electric power, ships, machine tools, pipelines and the like, and the principle and application of the commonly used sensor are briefly introduced below. And a medical pressure sensor is arranged.
At present, people seal and encapsulate the interface of pressure sensor and external pipeline, often through the screw-thread fit between the pipeline to connect pressure sensor's detection mouth and external pipeline, in order to reach sealed effect, but because be through screw-thread fit between the pipeline, and can leave the clearance between this kind of cooperation mode, and then can make the device when detecting water pressure or gas pressure, because the too big emergence that can lead to the appearance gas leakage condition of pressure, consequently propose a pressure sensor's interface encapsulation mechanism, in order to solve the problem that proposes in the background art.
Disclosure of Invention
(one) solving the technical problems
In order to solve the problems in the background art, the utility model provides an interface packaging mechanism of a pressure sensor, which solves the problem that liquid or gas leakage occurs between an external pipeline and an interface of a pressure detector.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pressure sensor's interface encapsulation mechanism, includes protecting sheathing and external pipeline body, the inner chamber activity joint at protecting sheathing top has the screw thread restriction piece, the annular equiangular of lateral wall of screw thread restriction piece top inner chamber is provided with vertical stopper, the spacing groove has been seted up to the annular equiangular of bottom of external pipeline body surface, the inner chamber annular angular activity joint of screw thread restriction piece has the Z shape piece, one side fixedly connected with spring leaf in the Z shape piece bottom, the annular piece has been cup jointed at the top of protecting sheathing surface, the outer loop fixedly connected with first sealing washer of protecting sheathing inner chamber bottom, the middle part fixedly connected with second sealing washer of external pipeline body inner chamber, the arc wall has been seted up to the annular equiangular of middle part of external pipeline body, the bottom fixedly connected with pressure detector body of protecting sheathing inner chamber.
Preferably, the inner cavity at the top of the protective casing is matched and sleeved with the bottom of the outer surface of the external pipeline body, and the inner cavity of the thread limiting block is in threaded connection with the middle part of the outer surface of the external pipeline body.
Preferably, the number of the vertical limiting blocks is equal to that of the limiting grooves, and the outer surfaces of the vertical limiting blocks are clamped with the inner cavities of the limiting grooves in a matched mode.
Preferably, one end at the top of the Z-shaped block penetrates through the top of the thread limiting block and extends to the upper side of the thread limiting block, the top of the outer surface of the Z-shaped block is clamped with the inner cavity of the arc-shaped groove in a matched mode, the arc-shaped groove is arc-shaped, and one side of the top of the outer surface of the Z-shaped block is in contact with one side of the inner cavity of the arc-shaped groove.
Preferably, one end of the bottom of the Z-shaped block is fixedly connected with the threaded limiting block, and one end of the bottom of the Z-shaped block is fixedly connected with the top of the annular block.
Preferably, one end of the bottom of the external pipeline body is contacted with one side of the top of the first sealing ring, and the diameter of the inner cavity in the middle of the protective casing is equal to that of the inner cavity in the middle of the external pipeline body.
Preferably, the outer ring at the middle part of one end of the top of the protective shell is in a cambered surface shape, and the cambered surface shape has a diameter larger than that of the section at the second sealing ring.
(III) beneficial effects
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the cooperation between the structures such as the protective casing, the external pipeline body, the thread limiting block, the first sealing ring and the like, the device has a good sealing effect on the connection position of the pressure detector structure and the external pipeline body, the protective casing and the external pipeline body are mutually sleeved by moving the protective casing upwards, in the sleeving process, the cambered surface position at the top of the protective casing is contacted with the second sealing ring and is extruded with the second sealing ring, when one end of the bottom of the external pipeline body is contacted with the first sealing ring, the cooperation between the vertical limiting block and the limiting groove is limited, at the moment, the protective casing is enabled to continue to move upwards by rotating the thread limiting block, and the connection position between the protective casing and the external pipeline body is extruded in a sleeving manner, and meanwhile, the cooperation between the thread limiting block and the external pipeline body is limited on the horizontal direction of the connection position of the protective casing and the external pipeline body, so that the problem that the leakage condition of the device interface is caused by the occurrence of gaps in the threaded connection manner is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic elevational cross-sectional view of the Z-block of the present utility model;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is an exploded view of the thread limiter block of the present utility model;
fig. 5 is an enlarged view at B in fig. 4.
In the figure: 1. a protective housing; 2. externally connecting a pipeline body; 3. a thread limiting block; 4. a vertical limiting block; 5. a limit groove; 6. a Z-shaped block; 7. a spring piece; 8. an annular block; 9. a first seal ring; 10. a second seal ring; 11. an arc-shaped groove; 12. a pressure detector body.
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.
As shown in fig. 1 to 5, the utility model provides an interface packaging mechanism of a pressure sensor, which comprises a protective casing 1 and an external pipeline body 2, wherein a threaded limiting block 3 is movably clamped in an inner cavity at the top of the protective casing 1, a vertical limiting block 4 is arranged on the side wall ring of the inner cavity at the top of the threaded limiting block 3 at equal angles, a limiting groove 5 is formed in the bottom ring of the outer surface of the external pipeline body 2 at equal angles, a Z-shaped block 6 is movably clamped in the inner cavity ring of the threaded limiting block 3, a spring piece 7 is fixedly connected to one side, which is close to the inner bottom of the Z-shaped block 6, of the outer surface of the protective casing 1, an annular block 8 is sleeved at the top of the inner cavity of the protective casing 1, a first sealing ring 9 is fixedly connected to the outer ring at the bottom of the inner cavity of the protective casing 1, a second sealing ring 10 is fixedly connected to the middle of the inner cavity of the external pipeline body 2, an arc-shaped groove 11 is formed in the middle ring of the external pipeline body 2 at equal angles, and a pressure detector body 12 is fixedly connected to the bottom of the inner cavity of the protective casing 1; through upwards moving the protecting crust 1 for protecting crust 1 cup joints each other with external pipeline body 2, at the in-process of cup jointing, cambered surface department at protecting crust 1 top will be contacted with second sealing washer 10, and extrude with second sealing washer 10, when the one end of external pipeline body 2 bottom and first sealing washer 9 contact, the cooperation between vertical stopper 4 and the spacing groove 5 is spacing simultaneously, rotatory screw thread restriction piece 3 will make protecting crust 1 continue upwards to remove this moment, first sealing washer 9 at this moment will be extruded, because the junction between protecting crust 1 and the external pipeline body 2 adopts the mode of cup jointing, cooperation is spacing on the horizontal direction of protecting crust 1 and external pipeline body 2 junction between screw thread restriction piece 3 and the external pipeline body 2 outside simultaneously, thereby reduce the problem that appears the clearance and then lead to device interface department gas leakage condition emergence through threaded connection's mode.
As shown in fig. 1, 2 and 4, an inner cavity at the top of the protective casing 1 is matched and sleeved with the bottom of the outer surface of the external pipeline body 2, an inner cavity of the thread limiting block 3 is in threaded connection with the middle part of the outer surface of the external pipeline body 2, the number of the vertical limiting blocks 4 is equal to that of the limiting grooves 5, and the outer surfaces of the vertical limiting blocks 4 are matched and clamped with the inner cavities of the limiting grooves 5; through the cooperation between vertical stopper 4 and the spacing groove 5, played the spacing effect when the cooperation to protecting sheathing 1 and external pipeline body 2, also prevented simultaneously that operating personnel from driving protecting sheathing 1 and taking place the emergence of rotation condition when rotatory screw thread restriction piece 3 is spacing on vertical orientation to external pipeline body 2.
As shown in fig. 1, 2, 3, 4 and 5, one end of the top of the Z-shaped block 6 penetrates through the top of the thread limiting block 3 and extends to the upper side of the thread limiting block 3, the top of the outer surface of the Z-shaped block 6 is clamped with the inner cavity of the arc-shaped groove 11 in a matching way, the arc-shaped groove 11 is arc-shaped, one side of the top of the outer surface of the Z-shaped block 6 is contacted with one side of the inner cavity of the arc-shaped groove 11, one end of the bottom of the Z-shaped block 6 is fixedly connected with the thread limiting block 3, and one end of the bottom of the Z-shaped block 6 is fixedly connected with the top of the annular block 8; through the cooperation between Z shape piece 6 top and the arc wall 11 to prevent that the cover shell 1 and external pipeline body 2 from taking place rotatory contact and taking place the emergence of the fixed condition of external pipeline body 2 to lead to screw thread restriction piece 3 in inside pressure excessively, simultaneously because the design of arc wall 11, when first sealing washer 9 is by the complete extrusion, the Z shape piece 6 top is in the inside one side of arc wall 11 this moment, when first sealing washer 9 is located cover shell 1 outside part by one third by extrusion, the one side at Z shape piece 6 top and the inside opposite side contact of arc wall 11 this moment, arc wall 11 still keeps spacing to Z shape piece 6 this moment, and then prevent the emergence of screw thread restriction piece 3 can take place rotatory condition, when people need contact the cooperation between screw thread restriction piece 3 and external pipeline body 2, only need at this moment move down annular piece 8 drive Z shape piece 6 down can.
As shown in fig. 1, 2, 3 and 4, one end of the bottom of the external pipeline body 2 is contacted with one side of the top of the first sealing ring 9, the diameter of the inner cavity in the middle of the protective casing 1 is equal to that of the inner cavity in the middle of the external pipeline body 2, the outer ring in the middle of one end of the top of the protective casing 1 is in a cambered surface shape, and the cambered surface shape diameter is larger than that of the section of the second sealing ring 10; through the design that protective housing 1 equals with external pipeline body 2 inner chamber diameter to prevent that protective housing 1 and external pipeline body 2 diameter difference from appearing the condition of piston lever, and then lead to the device to the inaccurate condition of pressure detection's emergence, the design of protective housing 1 top cambered surface form simultaneously is convenient for extrude second sealing washer 10 when upwards moving with protective housing 1.
The working principle and the using flow of the utility model are as follows:
firstly, an operator moves the protective housing 1 upwards, so that the protective housing 1 is sheathed with the external pipeline body 2, the cambered surface of the top of the protective housing 1 is contacted with the second sealing ring 10 in the sleeving process, the protective housing is extruded with the second sealing ring 10, when one end of the bottom of the external pipeline body 2 is contacted with the first sealing ring 9, the vertical limiting block 4 is matched with the limiting groove 5 to limit, the protective housing 1 is continuously moved upwards by rotating the thread limiting block 3, the first sealing ring 9 is extruded, the bottom of the outer ring of the external pipeline body 2 is contacted with one end of the top of the Z-shaped block 6 in the upward movement process, the Z-shaped block 6 is relatively moved downwards, and when the Z-shaped block 6 is positioned on the same vertical plane with the arc-shaped groove 11, the Z-shaped block 6 is upwards moved and clamped into the inside the arc-shaped groove 11 due to the elastic force of the spring piece 7, so that the operation is completed.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an interface encapsulation mechanism of pressure sensor, includes protective housing (1) and external pipeline body (2), its characterized in that: the utility model discloses a pressure sensor, including protection shell (1), including inner chamber activity joint at protection shell (1), lateral wall annular equiangle of inner chamber at protection shell (1) top is provided with vertical stopper (4), spacing groove (5) have been seted up to the annular equiangle in bottom of external pipeline body (2) surface, inner chamber annular angle activity joint of screw thread restriction piece (3) has Z shape piece (6), one side fixedly connected with spring leaf (7) in Z shape piece (6) bottom, annular piece (8) have been cup jointed at the top of protection shell (1) surface, the outer loop fixedly connected with first sealing washer (9) of protection shell (1) inner chamber bottom, the middle part fixedly connected with second sealing washer (10) of external pipeline body (2) inner chamber, arc wall (11) have been seted up to the annular equiangle in middle part of external pipeline body (2), the bottom fixedly connected with pressure sensor body (12) of protection shell (1) inner chamber.
2. The interface packaging mechanism for a pressure sensor of claim 1, wherein: the inner cavity at the top of the protective casing (1) is matched and sleeved with the bottom of the outer surface of the external pipeline body (2), and the inner cavity of the thread limiting block (3) is in threaded connection with the middle of the outer surface of the external pipeline body (2).
3. The interface packaging mechanism for a pressure sensor of claim 1, wherein: the number of the vertical limiting blocks (4) is equal to that of the limiting grooves (5), and the outer surfaces of the vertical limiting blocks (4) are clamped with the inner cavities of the limiting grooves (5) in a matched mode.
4. The interface packaging mechanism for a pressure sensor of claim 1, wherein: one end at Z shape piece (6) top runs through the top of screw thread restriction piece (3) and extends to the top of screw thread restriction piece (3), the top of Z shape piece (6) surface cooperatees joint with the inner chamber of arc wall (11), arc wall (11) are arcuation, and one side at Z shape piece (6) surface top contacts with one side of arc wall (11) inner chamber.
5. The interface packaging mechanism for a pressure sensor of claim 1, wherein: one end of the bottom of the Z-shaped block (6) is fixedly connected with the thread limiting block (3), and one end of the bottom of the Z-shaped block (6) is fixedly connected with the top of the annular block (8).
6. The interface packaging mechanism for a pressure sensor of claim 1, wherein: one end of the bottom of the external pipeline body (2) is contacted with one side of the top of the first sealing ring (9), and the diameter of the inner cavity in the middle of the protective casing (1) is equal to that of the inner cavity in the middle of the external pipeline body (2).
7. The interface packaging mechanism for a pressure sensor of claim 1, wherein: the outer ring at the middle part of one end of the top of the protective shell (1) is in an arc shape, and the diameter of the arc shape is larger than that of the section of the second sealing ring (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321099360.2U CN219757601U (en) | 2023-05-09 | 2023-05-09 | Interface packaging mechanism of pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321099360.2U CN219757601U (en) | 2023-05-09 | 2023-05-09 | Interface packaging mechanism of pressure sensor |
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| Publication Number | Publication Date |
|---|---|
| CN219757601U true CN219757601U (en) | 2023-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321099360.2U Active CN219757601U (en) | 2023-05-09 | 2023-05-09 | Interface packaging mechanism of pressure sensor |
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| CN (1) | CN219757601U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117589361A (en) * | 2024-01-18 | 2024-02-23 | 武汉光谷蓝焰新能源股份有限公司 | Water pressure detection device of boiler |
-
2023
- 2023-05-09 CN CN202321099360.2U patent/CN219757601U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117589361A (en) * | 2024-01-18 | 2024-02-23 | 武汉光谷蓝焰新能源股份有限公司 | Water pressure detection device of boiler |
| CN117589361B (en) * | 2024-01-18 | 2024-04-26 | 武汉光谷蓝焰新能源股份有限公司 | Water pressure detection device of boiler |
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