CN108151893B - Temperature transmitter with shock absorption and anti-interference capability - Google Patents
Temperature transmitter with shock absorption and anti-interference capability Download PDFInfo
- Publication number
- CN108151893B CN108151893B CN201711402641.XA CN201711402641A CN108151893B CN 108151893 B CN108151893 B CN 108151893B CN 201711402641 A CN201711402641 A CN 201711402641A CN 108151893 B CN108151893 B CN 108151893B
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- cylindrical shell
- temperature transmitter
- wiring
- rectangular
- hole
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
Abstract
The invention relates to the field of temperature monitoring systems in the instrument and meter industry, in particular to a temperature transmitter with shock absorption and anti-interference capabilities, which comprises a cylindrical shell, a wiring terminal in nested fit with the cylindrical shell and a fastener connected with the wiring terminal; the top surface of the cylindrical shell is provided with a rectangular groove, a circular groove and a through hole in sequence along the radial direction; the fastener comprises a bolt, and a fixing gasket is arranged on the bolt; a spring is arranged between the fixed gasket and the rectangular thin sheet; the top surface of the cylindrical shell is positioned on two sides of the circular groove perpendicular to the radial direction, limiting bosses are arranged on the two sides of the circular groove perpendicular to the radial direction, and the distance between every two limiting bosses is not larger than the width of the fixed gasket. The invention has simple structure and easy realization, ensures the structural stability of the temperature transmitter and prolongs the service life.
Description
Technical Field
The invention relates to the field of temperature monitoring systems in the instrument industry, in particular to a temperature transmitter with shock absorption and disturbance rejection capabilities.
Background
The temperature transmitter detects the temperature condition of the environment by using the sensitivity of the sensor to the slight change of the temperature. Most temperature transmitters are mainly integrally encapsulated, and have the disadvantages of complex process, high cost and inconvenient maintenance. Although leakproofness and waterproof nature can be guaranteed to current temperature transmitter, nevertheless do not possess the shock attenuation interference rejection ability, too big as external shock strength, cause the binding post damage of installing on the temperature transmitter casing easily, and then influence measuring effect, if binding post drops and can lead to temperature transmitter unable work. Therefore, it is necessary to provide a temperature transmitter with simple structure and stable connection.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the temperature transmitter is simple in structure, stable in connection and capable of absorbing shock and resisting disturbance.
In order to solve the technical problems, the invention adopts the technical scheme that: a temperature transmitter with shock absorption and anti-interference capabilities comprises a cylindrical shell, a wiring terminal in nested fit with the cylindrical shell and a fastener connected with the wiring terminal;
the top surface of the cylindrical shell is provided with a rectangular groove, a circular groove and a through hole in sequence along the radial direction;
the wiring terminal is a rectangular sheet, a cylindrical boss matched with the circular groove is arranged in the middle of the rectangular sheet, rectangular bosses and wiring probes matched with the rectangular groove and the through holes respectively are arranged at two ends of the rectangular sheet, and the wiring probes extend into the inner cavity of the cylindrical shell;
the fastener comprises a bolt, and a fixing gasket is arranged on the bolt;
the middle part of the rectangular thin sheet is provided with a threaded hole which penetrates through the cylindrical boss and is matched with the bolt;
a spring is arranged between the fixed gasket and the rectangular thin sheet;
the top surface of the cylindrical shell is positioned on two sides of the circular groove perpendicular to the radial direction, limiting bosses are arranged on the two sides of the circular groove perpendicular to the radial direction, and the distance between every two limiting bosses is not larger than the width of the fixed gasket.
The invention has the beneficial effects that: the utility model provides a temperature transmitter who possesses shock attenuation immunity, be provided with the rectangular channel on cylindrical housing, circular recess and through-hole, it is provided with the rectangle boss to correspond on binding post, cylindrical boss and wiring probe, be equipped with the screw hole on binding post, be equipped with spacing boss on cylindrical housing, utilize above-mentioned structure and fastener with cylindrical housing and binding post fixed connection, and play the shock attenuation guard action through the spring that sets up between fastener and binding post, moreover, the steam generator is simple in structure, and easy realization, temperature transmitter's structural stability has been guaranteed, and service life is prolonged.
Drawings
FIG. 1 is an exploded view of a temperature transmitter in accordance with an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a cylindrical housing according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a connection terminal according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a fastener according to an embodiment of the invention;
description of reference numerals:
1-a cylindrical housing; 11-a rectangular groove; 12-a circular groove; 13-a through hole;
2-a wiring terminal; 21-a cylindrical boss; 22-rectangular boss; 23-a wiring probe;
24-a threaded hole;
3-a fastener; 31-a bolt; 32-fixed shim
4-a spring;
5-limiting lug boss.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: and a spring is arranged between the fixed gasket and the rectangular sheet and plays a role in damping and protecting the wiring terminal.
Referring to fig. 1 to 4, a temperature transmitter with shock absorption and disturbance rejection capability includes a cylindrical housing 1, a terminal 2 nested with the cylindrical housing 1, and a fastening member 3 connected to the terminal 2;
the top surface of the cylindrical shell 1 is provided with a rectangular groove 11, a circular groove 12 and a through hole 13 in sequence along the radial direction;
the wiring terminal 2 is a rectangular sheet, a cylindrical boss 21 matched with the circular groove 12 is arranged in the middle of the rectangular sheet, rectangular bosses 22 and wiring probes 23 matched with the rectangular groove 11 and the through holes 13 are arranged at two ends of the rectangular sheet respectively, and the wiring probes 23 extend into the inner cavity of the cylindrical shell 1;
the fastener 3 comprises a bolt 31, and a fixing gasket 32 is arranged on the bolt 31;
the middle part of the rectangular thin sheet is provided with a threaded hole 24 which penetrates through the cylindrical boss 21 and is matched with the bolt 31;
a spring 4 is arranged between the fixed gasket 32 and the rectangular thin sheet;
the top surface of the cylindrical shell 1 is provided with limiting bosses 5 at two sides of the circular groove 12 perpendicular to the radial direction, and the distance between every two limiting bosses 5 is not greater than the width of the fixed gasket 32.
From the above description, the beneficial effects of the present invention are: when the wiring terminal is used and installed, the wiring terminal 2 is nested and installed on the top surface of the cylindrical shell 1, and the cylindrical boss 21, the rectangular boss 22 and the wiring probe 23 on one surface of the wiring terminal 2 are respectively in one-to-one correspondence and nested fit with the circular groove 12, the rectangular groove 11 and the through hole 13 on the top surface of the cylindrical shell 1; then the spring 4 is sleeved on the fastener 3 and the fastener 3 is screwed into the threaded hole 24 on the other surface of the wiring terminal 2, and the fixing of the wiring terminal 2 can be realized because the distance between every two limiting bosses 5 is less than or equal to the width of the fixing gasket 32.
Further, the fixing washer 32 is rotatably disposed at one end of the stud of the bolt 31 near the head of the bolt 31.
As can be seen from the above description, the stud is provided with a groove at one end close to the head of the bolt 31, and the fixing gasket 32 is rotatably installed in the groove, so that the fixing gasket 32 is always clamped between every two limiting bosses 5 in the rotation process of the bolt 31, and the stability of the structure is ensured.
Further, a rubber pad is arranged at the edge of the fixing gasket 32.
As can be seen from the above description, the rubber pad increases the friction force, and further ensures the stability of the connection between the fixing pad 32 and the limit boss 5.
Further, a compression spring is arranged between the cylindrical boss 21 and the circular groove 12.
It can be known from the above description that a pressure spring is placed between the cylindrical boss 21 and the circular groove 12, and after the connection terminal 2 is fixedly connected with the cylindrical shell 1, the pressure spring is always in a pressing state, i.e. the effect of shock absorption and protection is further achieved.
Furthermore, the limiting boss 5 is provided with a test hole penetrating through the inner cavity of the cylindrical shell 1, and the test hole and the through hole 13 are located on the same circumference of the top surface of the cylindrical shell 1.
As can be seen from the above description, the position of the test hole is close to the wiring probe 23 on the wiring terminal 2, which is beneficial to improving the test effect.
Furthermore, the limiting boss 5 is provided with a glue filling hole penetrating through the inner cavity of the cylindrical shell 1, the glue filling hole is close to the side wall of the inner cavity of the cylindrical shell 1, and a glue filling groove is arranged below the glue filling hole on the side wall of the inner cavity of the cylindrical shell 1.
As can be known from the above description, the glue filling hole is close to the side wall of the inner cavity of the cylindrical shell 1, and the glue filling groove is formed in the side wall of the inner cavity of the cylindrical shell 1, so that the glue filling speed and the glue filling effect are ensured.
Further, temperature transmitter is still including setting up the circuit board of the inner chamber of cylindrical housing 1, be equipped with the pad on the circuit board, wiring probe 23 with the pad is connected.
As can be seen from the above description, the wiring probe 23 is soldered to the pad, and the wiring terminal 2 is electrically connected to the circuit board.
Further, cylindrical shell 1 includes upper cover and lower cover, the outer wall of upper cover is followed down and is equipped with the annular groove, the interval is provided with anti-skidding boss on the annular groove, the inner wall of lower cover is gone up along being equipped with annular boss, the interval be provided with on the annular boss with the anti-skidding recess of anti-skidding boss looks adaptation, the upper cover with the nested cooperation of lower cover is connected.
As can be seen from the above description, the anti-slip boss and the annular groove play a role in fixing and anti-slip, and the structural stability and the sealing performance of the cylindrical shell 1 are ensured.
Furthermore, the middle part of upper cover is equipped with the wiring hole, the middle part of lower cover is equipped with to the terminal that the wiring hole extends, terminal inside cavity and both ends trompil.
As can be seen from the above description, the wiring hole and the wiring terminal ensure the stability of wiring, and ensure the sealing property of the cylindrical housing 1 as a whole.
Furthermore, the top surface of cylindrical shell 1 is equipped with USB interface and USB interface flip, USB interface flip's one end with cylindrical shell 1's top is articulated, and the other end is equipped with the draw-in groove.
As can be seen from the above description, the USB interface flip cover plays a role in protection, so as to ensure the sealing performance of the cylindrical housing 1, and the slot is convenient for a user to open the USB interface flip cover, thereby simplifying the operation.
Referring to fig. 1 to 4, a first embodiment of the present invention is: a temperature transmitter with shock absorption and anti-interference capabilities comprises a cylindrical shell 1, a wiring terminal 2 in nested fit with the cylindrical shell 1 and a fastener 3 connected with the wiring terminal 2;
the top surface of the cylindrical shell 1 is provided with a rectangular groove 11, a circular groove 12 and a through hole 13 in sequence along the radial direction;
the wiring terminal 2 is a rectangular sheet, a cylindrical boss 21 matched with the circular groove 12 is arranged in the middle of the rectangular sheet, rectangular bosses 22 and wiring probes 23 matched with the rectangular groove 11 and the through holes 13 are arranged at two ends of the rectangular sheet respectively, and the wiring probes 23 extend into the inner cavity of the cylindrical shell 1;
the fastener 3 comprises a bolt 31, and a fixing gasket 32 is arranged on the bolt 31;
the middle part of the rectangular thin sheet is provided with a threaded hole 24 which penetrates through the cylindrical boss 21 and is matched with the bolt 31;
a spring 4 is arranged between the fixed gasket 32 and the rectangular thin sheet;
the top surface of the cylindrical shell 1 is provided with limiting bosses 5 at two sides of the circular groove 12 perpendicular to the radial direction, and the distance between every two limiting bosses 5 is not greater than the width of the fixed gasket 32.
Referring to fig. 1 to 4, a second embodiment of the present invention is: a temperature transmitter with shock absorption and anti-interference capabilities comprises a cylindrical shell 1, a wiring terminal 2 in nested fit with the cylindrical shell 1 and a fastener 3 connected with the wiring terminal 2;
the top surface of the cylindrical shell 1 is provided with a rectangular groove 11, a circular groove 12 and a through hole 13 in sequence along the radial direction;
the wiring terminal 2 is a rectangular sheet, a cylindrical boss 21 matched with the circular groove 12 is arranged in the middle of the rectangular sheet, rectangular bosses 22 and wiring probes 23 matched with the rectangular groove 11 and the through holes 13 are arranged at two ends of the rectangular sheet respectively, and the wiring probes 23 extend into the inner cavity of the cylindrical shell 1;
the fastener 3 comprises a bolt 31, and a fixing gasket 32 is arranged on the bolt 31;
the middle part of the rectangular thin sheet is provided with a threaded hole 24 which penetrates through the cylindrical boss 21 and is matched with the bolt 31;
a spring 4 is arranged between the fixed gasket 32 and the rectangular thin sheet;
the top surface of the cylindrical shell 1 is provided with limiting bosses 5 at two sides of the circular groove 12 perpendicular to the radial direction, and the distance between every two limiting bosses 5 is not greater than the width of the fixed gasket 32.
The fixing washer 32 is rotatably disposed at one end of the stud of the bolt 31 close to the head of the bolt 31. The edge of the fixed gasket 32 is provided with a rubber pad. A compression spring is arranged between the cylindrical boss 21 and the circular groove 12. The limiting boss 5 is provided with a test hole penetrating to the inner cavity of the cylindrical shell 1, and the test hole and the through hole 13 are located on the same circumference of the top surface of the cylindrical shell 1. The limiting boss 5 is provided with a glue pouring hole penetrating through the inner cavity of the cylindrical shell 1, the glue pouring hole is close to the side wall of the inner cavity of the cylindrical shell 1, and a glue pouring groove is formed in the side wall of the inner cavity of the cylindrical shell 1 and below the glue pouring hole. The temperature transmitter further comprises a circuit board arranged in the inner cavity of the cylindrical shell 1, a pad is arranged on the circuit board, and the wiring probe 23 is connected with the pad. Cylindrical housing 1 includes upper cover and lower cover, the outer wall of upper cover is followed down and is equipped with the annular groove, the interval is provided with anti-skidding boss on the annular groove, the inner wall of lower cover is followed and is equipped with annular boss, the interval be provided with on the annular boss with the anti-skidding recess of anti-skidding boss looks adaptation, the upper cover with the nested cooperation of lower cover is connected. The middle part of upper cover is equipped with the wiring hole, the middle part of lower cover is equipped with to the terminal that the wiring hole extends, the inside cavity of terminal and both ends trompil. The top surface of cylindrical shell 1 is equipped with USB interface and USB interface flip, USB interface flip's one end with cylindrical shell 1's top is articulated, the other end is equipped with the draw-in groove.
In summary, according to the temperature transmitter with shock absorption and disturbance rejection capabilities provided by the invention, the rectangular groove, the circular groove and the through hole are arranged on the cylindrical shell, the rectangular boss, the cylindrical boss and the wiring probe are correspondingly arranged on the wiring terminal, the threaded hole is formed in the wiring terminal, the limiting boss is arranged on the cylindrical shell, the cylindrical shell and the wiring terminal are fixedly connected by using the structure and the fastening piece, and the shock absorption and protection effects are achieved by the spring arranged between the fastening piece and the wiring terminal, so that the structure is simple and easy to realize, the structural stability of the temperature transmitter is ensured, and the service life is prolonged.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (9)
1. A temperature transmitter with shock absorption and anti-interference capabilities is characterized by comprising a cylindrical shell, a wiring terminal in nested fit with the cylindrical shell and a fastener connected with the wiring terminal;
the top surface of the cylindrical shell is provided with a rectangular groove, a circular groove and a through hole in sequence along the radial direction;
the wiring terminal is a rectangular sheet, a cylindrical boss matched with the circular groove is arranged in the middle of the rectangular sheet, rectangular bosses and wiring probes matched with the rectangular groove and the through holes respectively are arranged at two ends of the rectangular sheet, and the wiring probes extend into the inner cavity of the cylindrical shell;
the fastener comprises a bolt, and a fixing gasket is arranged on the bolt;
the middle part of the rectangular thin sheet is provided with a threaded hole which penetrates through the cylindrical boss and is matched with the bolt;
a spring is arranged between the fixed gasket and the rectangular thin sheet;
limiting bosses are arranged on the top surface of the cylindrical shell and positioned on two sides of the circular groove, which are perpendicular to the radial direction, and the distance between every two limiting bosses is not more than the width of the fixed gasket;
the temperature transmitter is characterized by further comprising a circuit board arranged in the inner cavity of the cylindrical shell, wherein a bonding pad is arranged on the circuit board, and the wiring probe is connected with the bonding pad.
2. The temperature transmitter of claim 1, wherein the retaining washer is rotatably disposed on an end of the stud of the bolt adjacent the head of the bolt.
3. The temperature transmitter of claim 1, wherein the edge of the fixing washer is provided with a rubber pad.
4. The temperature transmitter of claim 1, wherein a compression spring is disposed between the cylindrical boss and the circular groove.
5. The temperature transmitter of claim 1, wherein the limiting boss is provided with a test hole penetrating to the inner cavity of the cylindrical housing, and the test hole and the through hole are located on the same circumference of the top surface of the cylindrical housing.
6. The temperature transmitter of claim 1, wherein the limiting boss is provided with a glue filling hole penetrating to the inner cavity of the cylindrical shell, the glue filling hole is close to the side wall of the inner cavity of the cylindrical shell, and a glue filling groove is arranged below the glue filling hole on the side wall of the inner cavity of the cylindrical shell.
7. The temperature transmitter of claim 1, wherein the cylindrical housing comprises an upper cover and a lower cover, an annular groove is formed in a lower edge of an outer wall of the upper cover, anti-slip bosses are arranged on the annular groove at intervals, an annular boss is arranged on an upper edge of an inner wall of the lower cover, anti-slip grooves matched with the anti-slip bosses are arranged on the annular boss at intervals, and the upper cover and the lower cover are connected in a nested fit manner.
8. The temperature transmitter of claim 7, wherein the upper cover has a wiring hole at a middle portion thereof, and the lower cover has a wiring post extending toward the wiring hole at a middle portion thereof, the wiring post being hollow inside and having openings at both ends thereof.
9. The temperature transmitter of claim 1, wherein the top surface of the cylindrical shell is provided with a USB interface and a USB interface flip, one end of the USB interface flip is hinged to the top of the cylindrical shell, and the other end of the USB interface flip is provided with a slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402641.XA CN108151893B (en) | 2017-12-22 | 2017-12-22 | Temperature transmitter with shock absorption and anti-interference capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402641.XA CN108151893B (en) | 2017-12-22 | 2017-12-22 | Temperature transmitter with shock absorption and anti-interference capability |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108151893A CN108151893A (en) | 2018-06-12 |
| CN108151893B true CN108151893B (en) | 2019-12-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711402641.XA Active CN108151893B (en) | 2017-12-22 | 2017-12-22 | Temperature transmitter with shock absorption and anti-interference capability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108151893B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307307A (en) * | 2019-12-10 | 2020-06-19 | 湖南欧柏测控系统有限责任公司 | Temperature transmitter with protection and shock absorption functions |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2302603Y (en) * | 1997-05-05 | 1998-12-30 | 简敬伦 | Quick-connecting electric antivibrating connecting device |
| CN2349681Y (en) * | 1997-11-10 | 1999-11-17 | 陈晓力 | Plug-in type terminal |
| JP3673450B2 (en) * | 2000-06-14 | 2005-07-20 | リンナイ株式会社 | Constant flow valve |
| US9316543B2 (en) * | 2013-03-14 | 2016-04-19 | Rosemount Inc. | Temperature transmitter transient protector |
| CN103441367B (en) * | 2013-09-05 | 2016-09-14 | 南京优倍电气有限公司 | Binding post |
| CN204011905U (en) * | 2014-06-12 | 2014-12-10 | 上海自动化仪表股份有限公司 | Shell of transducer structure |
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2017
- 2017-12-22 CN CN201711402641.XA patent/CN108151893B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108151893A (en) | 2018-06-12 |
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