CN216645462U - Slide rail type flowmeter - Google Patents
Slide rail type flowmeter Download PDFInfo
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- CN216645462U CN216645462U CN202220232853.8U CN202220232853U CN216645462U CN 216645462 U CN216645462 U CN 216645462U CN 202220232853 U CN202220232853 U CN 202220232853U CN 216645462 U CN216645462 U CN 216645462U
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Abstract
The application relates to a slide rail type flowmeter, comprising a shell, a bracket and a unit assembly; the inner wall of the shell is provided with a guiding and positioning structure, and the support is inserted and positioned with the guiding and positioning structure along the inserting direction of the support; the guide positioning mechanism comprises a guide column, the guide column extends along the inserting direction of the bracket, and one side of the guide column, which is close to the axis position of the shell, is arranged in an arc shape; this application can improve and easily take place pivoted problem behind the support insert casing.
Description
Technical Field
The present application relates to the field of electromagnetic flowmeters, and more particularly, to a slide rail type flowmeter.
Background
The electromagnetic flowmeter measures the flow of conducting fluid based on the electromotive force induced when the conducting fluid passes through external magnetic field by means of electromagnetic induction principle.
The electromagnetic flowmeter comprises a measuring conduit, a sensor and a converter, wherein the measuring conduit is connected in a pipeline, the sensor is positioned in the measuring conduit, liquid in the pipeline flows through the measuring conduit, and the sensor feeds back flow speed information of the liquid at the measuring conduit to the converter after receiving the flow speed information.
Present sensor includes casing, components and parts and support, and the casing is the tube-shape, and components and parts set up on the support, and the support is pegged graft and is fixed the support again behind the casing, makes components and parts install in the casing, because be cylindrical space in the casing, the support peg graft in the casing after because the shape problem can take place to rotate in the casing, make the mounted position take place the deviation, exist and improve the space.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that the support easily takes place to rotate after inserting the casing, this application provides a slide rail formula flowmeter.
The application provides a slide rail formula flowmeter adopts following technical scheme:
a slide rail flowmeter comprises a shell, a bracket and a unit assembly; the inner wall of the shell is provided with a guiding and positioning structure, and the support is inserted and positioned with the guiding and positioning structure along the inserting direction of the support; the guiding and positioning mechanism comprises a guiding column, the guiding column extends along the inserting direction of the support, and one side of the guiding column, which is close to the axis position of the shell, is arc-shaped.
Through adopting above-mentioned technical scheme, direction location structure makes the support at the in-process of pegging graft in the casing, and the support only removes along the grafting direction, and is difficult to relative casing and takes place to rotate, plays the positioning action, and the concrete embodiment that direction location structure played the positioning action is then the guide post, the setting of the arc side of guide post play with the smooth-going excessive effect of support, reduce the situation that stress concentration appears after the support atress.
Optionally, the guiding and positioning structure further includes a guiding table, the guiding table is connected to the guiding column, and the guiding table is located on one side of the guiding column, which is far away from the axis of the housing along the radial direction of the housing; the guide table extends along the inserting direction of the support, and the edge of the end face, connected with the guide column, of the guide table is located on the outer side of the guide column.
Through adopting above-mentioned technical scheme, the guide table plays the effect of further carrying out guiding orientation to the support, and makes guiding orientation structure increase along the radial thickness of casing, and bulk strength is higher, more firm.
Optionally, the guiding and positioning structure further comprises a guiding seat, the guiding seat is respectively connected with the guiding table and the inner wall of the shell, and the guiding column, the guiding table and the guiding seat are sequentially arranged along the radial direction of the shell towards the direction far away from the axis of the shell; the guide holder extends along the inserting direction of the support, the end face of the guide holder, which is connected with the guide table, is a plane, and the edge of the end face edge is positioned on the outer side of the guide column.
Through adopting above-mentioned technical scheme, the guide holder plays the increase and the area of contact's of support effect, and the guide table terminal surface levels simultaneously and makes the support atress more even.
Optionally, a raised boss is arranged on the inner wall of the bottom of the housing, one end of the guiding and positioning structure extends onto the boss, and the edge of the end face of the boss, which is connected with the guiding and positioning structure, is located outside the guiding and positioning structure; the component assembly comprises a circuit board, and a component at one side edge of the circuit board is abutted to the boss.
Through adopting above-mentioned technical scheme, originally the support inserts the back in the casing, and partial components and parts on the circuit board are direct and casing diapire butt, lead to the radiating effect not good, and the boss plays the separation effect for produce the passageway that supplies circulation of air between components and parts and the casing diapire, play certain radiating action.
Optionally, the inner wall of the bottom of the shell is provided with convex columns on two sides of the boss, and the convex columns extend along the radial direction of the shell; a positioning groove is formed between the convex column and the boss, and one end of the circuit board is inserted and positioned in the positioning groove.
Through adopting above-mentioned technical scheme, after the support inserts in the casing, the circuit board is pegged graft and is positioned in the constant head tank, plays the effect of further location.
Optionally, the circuit board is in plug-in fit with the bracket.
Through adopting above-mentioned technical scheme, the circuit board plays convenient to detach's effect with the cooperation of pegging graft of support.
Optionally, at least two circuit boards are arranged, and the adjacent two circuit boards are fixedly inserted in a direction perpendicular to the end faces of the circuit boards.
Through adopting above-mentioned technical scheme, peg graft each other between the adjacent polylith circuit board and fix and form wholly for it is more stable after going to install.
Optionally, a unit module is arranged on the circuit board, and the unit module is in plug-in fit with the circuit board.
Through adopting above-mentioned technical scheme, the unit module plays the effect of the dismouting of being convenient for with the circuit board grafting cooperation.
Optionally, the element assembly further comprises a display panel, and the display panel is in clamping fit with one end, opposite to the end provided with the circuit board, of the support.
Through adopting above-mentioned technical scheme, display panel and support joint cooperation play the effect of the dismouting of being convenient for.
Optionally, a plurality of clamping jaws are arranged on the display panel, a plurality of clamping grooves are arranged on the support and circumferentially arranged around the axis of the display panel, and the clamping jaws are clamped in the corresponding clamping grooves.
By adopting the technical scheme, the clamping groove is arranged along the circumferential direction, which means that the clamping jaw can be matched with the clamping groove after rotating for a certain angle around the circumferential direction, so that the angle of the display panel can be changed on the bracket more conveniently.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is an exploded schematic view of an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a housing according to an embodiment of the present application;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
FIG. 5 is a schematic structural view of a stent according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of an element assembly according to an embodiment of the present application.
Description of reference numerals: 1. a housing; 11. a boss; 12. a convex column; 13. positioning a groove; 21. an upper cover; 22. a lower cover; 3. a support; 31. a socket; 311. a guide groove; 32. a clamping block; 33. connecting holes; 41. a guide post; 411. a threaded hole; 42. a guide table; 43. a guide seat; 51. a circuit board; 511. a unit module; 52. a display panel; 521. the claw.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a slide rail type flowmeter, and with reference to fig. 1 and 2, the slide rail type flowmeter comprises a shell 1, an upper cover 21, a lower cover 22, a bracket 3 and an element assembly. The casing 1 is cylindrical, one end of the casing is completely penetrated, the middle part of the casing is penetrated, the upper cover 21 is in threaded connection with the completely penetrated end of the casing 1, and the lower cover 22 is in threaded connection with the bottom wall of the casing 1. The component is arranged on the bracket 3, the bracket 3 is inserted into the shell 1 along the length direction of the shell 1 and then fixed in the shell 1, and the component is fixed in the shell 1 through the bracket 3.
Referring to fig. 3, 4 and 5, two sets of guiding and positioning structures are integrally formed on the inner side wall of the housing 1, the number of the guiding and positioning structures may be set, group, four sets or more, and when the number of the guiding and positioning structures is multiple, the multiple sets of guiding and positioning structures are arranged around the circumference of the inner side wall of the housing 1. The guiding and positioning structure comprises integrally formed guiding columns 41, a guiding table 42, guiding columns 41, a guiding table 42 and a guiding seat 43 which are sequentially arranged along the radial direction of the shell 1 towards the direction far away from the axis of the shell 1, and the guiding columns 41, the guiding table 42 and the guiding seat 43 all extend towards the bottom wall of the shell 1 along the plugging direction of the bracket 3. One side towards casing 1 diapire on support 3 integrated into one piece has bayonet socket 31, and bayonet socket 31 extends towards casing 1's diapire along support 3's grafting direction, offers on the bayonet socket 31 with direction location structure grafting complex guide way 311, guide way 311 and direction location structure grafting cooperation.
Referring to fig. 3, 4 and 5, one side of the guide post 41 close to the axis of the housing 1 is arc-shaped, and the arc-shaped side surface of the guide post 41 plays a role in smooth transition with the bracket 3, so that the stress concentration of the bracket 3 after being stressed is reduced. The edge of the end face of the guide table 42 connected to the guide post 41 is located outside the guide post 41. The guide table 42 is a cuboid, the edge of the end face connected with the guide column 41 on the guide table 42 is positioned on the outer side of the guide column 41, the guide table 42 plays a role in further guiding and positioning the support 3, the guiding and positioning structure is increased along the radial thickness of the shell 1, and the overall strength is higher and more firm. The end surface of the guide seat 43 connected with the guide table 42 is a plane, and the edge of the end surface is positioned at the outer side of the guide column 41, and the end surface and the inner side wall of the shell 1 are in gentle transition; the terminal surface that guide holder 43 and casing 1's inside wall are connected is the arc surface with the inside wall laminating of casing 1, and guide holder 43 plays the increase and support 3's area of contact's effect, and 42 terminal surfaces of direction platform level and smooth make support 3 atress more even simultaneously.
Referring to fig. 3 and 4, a threaded hole 411 is formed in one end of the guide post 41 away from the bottom wall of the housing 1, a connecting hole 33 is formed in the bracket 3, and the bracket 3 is matched with the threaded hole 411 and fixedly connected with the housing 1 after passing through the connecting hole 33 through a screw.
Referring to fig. 2 and 6, the component assembly includes at least two circuit boards 51 and a display panel 52. In the present application, the number of the circuit boards 51 is two (but not limited to two), the two circuit boards 51 are arranged in parallel and at intervals, and the two circuit boards 51 are plugged and matched in a manner of female plugging of pin headers along a direction perpendicular to the end faces of the circuit boards 51. The two circuit boards 51 are inserted into the guide seats 43, so that the circuit boards 51 can be detachably connected to the bracket 3. The circuit board 51 is provided with a unit module 511, and the unit module 511 and the circuit board 51 are also in plug fit in a pin header female plug-in manner.
Referring to fig. 4 and 6, a raised boss 11 is integrally formed on the inner wall of the bottom of the housing 1, one end of the guiding and positioning structure extends onto the boss 11, the edge of the end face of the boss 11 connected with the guiding and positioning structure is located outside the guiding and positioning structure, and the component on the edge of one side of the circuit board 51 abuts against the boss 11. The inner wall of casing 1 bottom is the integrated shaping in the both sides of boss 11 has projection 12, and projection 12 extends along casing 1 radial, is formed with constant head tank 13 between projection 12 and the boss 11, and the one end of circuit board 51 is pegged graft and is located the constant head tank 13.
Referring to fig. 2 and 6, the bracket 3 is integrally formed with clamping blocks 32 at four corners of the end provided with the guide seat 43, the clamping blocks 32 are provided with clamping grooves, and the clamping grooves are circumferentially arranged around the axis of the display panel 52; the display panel 52 is integrally formed with four clamping claws 521 circumferentially arranged around the axis of the display panel, the clamping claws 521 are clamped in corresponding clamping grooves, and the clamping grooves are arranged so that the display panel 52 can be still arranged on the bracket 3 after rotating for a certain angle. The number of the clamping blocks 32 and the clamping claws 521 is at least two, and the number of the clamping blocks 32 and the clamping claws 521 is not necessarily the same.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A slide rail type flowmeter comprises a shell (1), a bracket (3) and a unit assembly; the method is characterized in that: a guide positioning structure is arranged on the inner wall of the shell (1), and the support (3) is inserted and positioned with the guide positioning structure along the insertion direction of the support; the direction location structure includes guide post (41), guide post (41) extend along the grafting direction of support (3), one side that guide post (41) are close to casing (1) axis position is the arc setting.
2. The slide rail flowmeter of claim 1, wherein: the guiding and positioning structure further comprises a guiding table (42), the guiding table (42) is connected with the guiding column (41), and the guiding table (42) is positioned on one side, away from the axis of the shell (1), of the guiding column (41) along the radial direction of the shell (1); the guide table (42) extends along the inserting direction of the support (3), and the edge of the end face, connected with the guide column (41), of the guide table (42) is located on the outer side of the guide column (41).
3. The slide rail flowmeter of claim 2, wherein: the guiding and positioning structure further comprises a guiding seat (43), the guiding seat (43) is respectively connected with the guiding table (42) and the inner wall of the shell (1), and the guiding columns (41), the guiding table (42) and the guiding seat (43) are sequentially arranged along the radial direction of the shell (1) towards the direction far away from the axis of the shell (1); the guide seat (43) extends along the inserting direction of the support (3), the end face of the guide seat (43) connected with the guide table (42) is a plane, and the edge of the end face edge is positioned on the outer side of the guide column (41).
4. The slide rail flowmeter of claim 3, wherein: a raised boss (11) is arranged on the inner wall of the bottom of the shell (1), one end of the guiding and positioning structure extends onto the boss (11), and the edge of the end face, connected with the guiding and positioning structure, of the boss (11) is positioned on the outer side of the guiding and positioning structure; the element device assembly comprises a circuit board (51), and a component on one side edge of the circuit board (51) abuts against the boss (11).
5. The slide rail flowmeter of claim 4, wherein: the inner wall of the bottom of the shell (1) is provided with convex columns (12) on two sides of the boss (11), and the convex columns (12) extend along the radial direction of the shell (1); a positioning groove (13) is formed between the convex column (12) and the convex platform (11), and one end of the circuit board (51) is inserted and positioned in the positioning groove (13).
6. The slide rail flowmeter of claim 4, wherein: the circuit board (51) is in plug-in fit with the bracket (3).
7. The slide rail flowmeter of claim 4, wherein: the circuit board (51) is provided with at least two, and the adjacent two circuit boards (51) are fixedly connected in an inserting mode along the direction perpendicular to the end face of the circuit board (51).
8. The slide rail flowmeter of claim 4, wherein: the circuit board (51) is provided with a unit module (511), and the unit module (511) is in plug-in fit with the circuit board (51).
9. The slide rail flowmeter of claim 4, wherein: the element assembly further comprises a display panel (52), and the display panel (52) is in clamping fit with one end, opposite to the end provided with the circuit board (51), of the support (3).
10. The slide rail flowmeter of claim 9, wherein: the display panel (52) is provided with a plurality of clamping jaws (521), the support (3) is provided with a plurality of clamping grooves, the clamping grooves are circumferentially arranged around the axis of the display panel (52), and the clamping jaws (521) are clamped and matched in the corresponding clamping grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220232853.8U CN216645462U (en) | 2022-01-25 | 2022-01-25 | Slide rail type flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220232853.8U CN216645462U (en) | 2022-01-25 | 2022-01-25 | Slide rail type flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216645462U true CN216645462U (en) | 2022-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220232853.8U Active CN216645462U (en) | 2022-01-25 | 2022-01-25 | Slide rail type flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216645462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115435851A (en) * | 2022-09-02 | 2022-12-06 | 上海肯特仪表股份有限公司 | Temperature and pressure integrated electromagnetic flowmeter |
-
2022
- 2022-01-25 CN CN202220232853.8U patent/CN216645462U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115435851A (en) * | 2022-09-02 | 2022-12-06 | 上海肯特仪表股份有限公司 | Temperature and pressure integrated electromagnetic flowmeter |
| CN115435851B (en) * | 2022-09-02 | 2024-03-22 | 上海肯特仪表股份有限公司 | Temperature and pressure integrated electromagnetic flowmeter |
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