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CN210426874U - Rubber stopper cap of intelligence changer - Google Patents

Rubber stopper cap of intelligence changer Download PDF

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Publication number
CN210426874U
CN210426874U CN201921063076.3U CN201921063076U CN210426874U CN 210426874 U CN210426874 U CN 210426874U CN 201921063076 U CN201921063076 U CN 201921063076U CN 210426874 U CN210426874 U CN 210426874U
Authority
CN
China
Prior art keywords
cavity
blind hole
changer
rubber stopper
stopper
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201921063076.3U
Other languages
Chinese (zh)
Inventor
谷剑锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huanyu Zhigu Beijing Technology Co ltd
Original Assignee
Huanyu Zhigu Beijing Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huanyu Zhigu Beijing Technology Co ltd filed Critical Huanyu Zhigu Beijing Technology Co ltd
Priority to CN201921063076.3U priority Critical patent/CN210426874U/en
Application granted granted Critical
Publication of CN210426874U publication Critical patent/CN210426874U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Measuring Fluid Pressure (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

The utility model relates to a rubber stopper cap of intelligence changer, including tip, cylindric antiskid portion and the tight portion of columnar stopper of round platform shape, seted up the blind hole at the terminal surface center of the tight portion of stopper, this blind hole extends to antiskid portion and tip. Through setting up the blind hole and being used for installing the antenna, on the tight portion interference grafting of stopper was like the transmitting casing of changer, sealing performance was good, and the rubber material can not influence the conveying and the receipt of signal yet.

Description

Rubber stopper cap of intelligence changer
Technical Field
The utility model belongs to the technical field of the thing networking, especially, relate to a rubber stopper cap of intelligence changer.
Background
The pressure transmitter is the most common sensor in industrial practice, is widely applied to various industrial automatic control environments, and relates to various industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, military industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and the like. The pressure transmitter in the existing market has the defects of short standby time, narrow coverage range, high power consumption, need of an external gateway to realize data transmission and the like. The company designs an NB-IOT intelligent wireless pressure transmitter in order to solve the problem, and an NB-IOT module is added on a circuit board of the pressure transmitter, so that the advantages of wide coverage, more connections, low cost, low power consumption, excellent architecture and the like are achieved. However, in order to enhance the transmission and reception of signals, an antenna needs to be added, but if the antenna is installed in a metal shell of the transmitter, metal shielding is caused, which affects the reception and transmission of signals, and if the antenna is installed outside the transmitter, the problems of poor sealing of the transmitter, disordered wiring and the like are caused.
Disclosure of Invention
In order to solve the technical problem, the utility model aims at providing a can not influence signal transmission and receipt, have the rubber stopper cap of intelligent changer of good sealing performance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a rubber stopper cap of intelligence changer, includes tip, cylindric antiskid portion and the tight portion of columnar stopper of round platform shape, has seted up the blind hole at the terminal surface center of the tight portion of stopper, and this blind hole extends to antiskid portion and tip.
Preferably, a plurality of raised anti-slip ribs are arranged on the outer side of the anti-slip part.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up the blind hole and being used for installing the antenna, on the tight portion interference grafting of stopper was like the transmitting casing of changer, sealing performance was good, and the rubber material can not influence the conveying and the receipt of signal yet.
2. The anti-slip edge is arranged to facilitate the cock to plug the rubber plug cap.
Drawings
FIG. 1 is a first schematic diagram of an NB-IOT intelligent wireless pressure transmitter.
FIG. 2 is a schematic diagram of an NB-IOT intelligent wireless pressure transmitter.
FIG. 3 is a front view of an NB-IOT intelligent wireless pressure transmitter.
Fig. 4 is a cross-sectional view AA of fig. 3.
FIG. 5 is a top view of NB-IOT intelligent wireless pressure transmitter.
FIG. 6 is a side view of an NB-IOT intelligent wireless pressure transmitter.
Fig. 7 is a BB cross-sectional view of fig. 6.
FIG. 8 is a top view two of the NB-IOT intelligent wireless pressure transmitter.
Fig. 9 is a schematic structural view of the structural member.
Fig. 10 is a cross-sectional view CC of fig. 9.
Fig. 11 is a bottom view of the structural member.
Fig. 12 is a top view of a structural member.
Fig. 13 is a schematic view of the structure of the rubber stopper cap.
Fig. 14 is a DD cross-sectional view of fig. 13.
FIG. 15 is a top view of the rubber stopper cap.
Fig. 16 is a bottom view of the rubber stopper cap.
The labels in the figure are as follows:
the transmission case 1, the gauge outfit 2, the rear cover 3, the structural member 4, the transmission plate 5, the rubber stopper cap 6, the antenna 7, the battery module 8, the pressure sensor 9, the case body 11, the mounting table 12, the fixing portion 13, the front mounting cavity 111, the rear mounting cavity 112, the connecting end 131, the fixing end 132, the case 41, the pressing member 42, the upper fixing end 411, the lower fixing end 412, the connecting portion 413, the first cavity 43, the second cavity 44, the third cavity 45, the seal ring 46, the end portion 61, the anti-slip portion 62, the stopper portion 63, the blind hole 64, and the anti-slip edge 621.
Detailed Description
The following describes in detail an embodiment of the present invention with reference to the drawings.
In the present embodiment, the connection end between the transmission case and the head is defined as front, etc., the connection end between the transmission case and the rear cover is defined as rear, etc., the connection point between the mounting body of the transmission case and the outgoing line portion is defined as upper, etc., of the transmission case, and the connection point between the mounting body of the transmission case and the mounting portion is defined as lower, etc., of the transmission case.
The NB-IOT intelligent wireless pressure transmitter shown in fig. 1 to 8 includes a transmission housing 1, a gauge head 2, a rear cover 3, a structural member 4, a transmission plate 5, an NB-IOT module (not shown), an antenna 7, a battery module 8, and a pressure sensor 9. Wherein the transmission housing 1 is used for mounting the remaining components of the transmitter; the gauge head 2 is arranged on the transmitting shell 1 and used for displaying a real-time pressure value; the rear cover 3 is arranged on the transmitting shell 1 and used for sealing the rear end of the transmitting shell 1; the structural part 4 is arranged on the transmitting shell 1 and used for packaging the pressure sensor 9; the pressure sensor 9 is arranged in the structural part 4 and used for measuring the pressure value in the container or pipeline to be measured; the transmitting plate 5 is packaged in the transmitting shell 1 and used for receiving the electric signal of the pressure sensor 9, amplifying the electric signal and transmitting the amplified electric signal to the NB-IOT module; the NB-IOT module is arranged on the transmitting plate 5 and used for receiving the electric signals transmitted by the transmitting plate 5 and wirelessly transmitting the data to the cloud server, and the NB-IOT module adopts a remote BC-28 module; the transmitting plate 5 is provided with a data processing module (not marked in the figure) for receiving the data of the pressure sensor 9 and carrying out corresponding processing on the data, and the data processing module is connected with an NB-IOT module serial port; the antenna 7 is arranged in the transmitting shell 1 and connected with the NB-IOT module for enhancing the transmitted signal; battery module 8 installs in transmitting casing 1, and battery module 8 connects transmitting board 5 and NB-IOT module for provide the power, battery module 8 adopt 3.6V, 19AH lithium cell. Through adding NB-IOT module in the transformer board 5, replaced external gateway, realized the conveying of data, reduced the wiring on the one hand, reduced the influence to changer inner part, guaranteed the data accuracy, the leakproofness of on the other hand changer is better. Compared with an external gateway, the NB-IOT module has the advantages of wide coverage range, adaptability to various working environments, low power consumption, battery life of more than 10 years and cost reduction of more than 90%. The built-in battery module replaces an external power supply, wiring is reduced, precision is increased, and sealing performance is stronger. The gauge outfit 2 is a liquid crystal display gauge outfit, a circuit board (not marked on the figure) is arranged on the inner side of the gauge outfit, and a singlechip for controlling the display of the liquid crystal display gauge outfit is arranged on the circuit board. The transmission board 5 is plugged on the circuit board, and the transmission board 5 and the circuit board are connected in series. Millivolt level electrical signal of pressure sensor 9 carries out AD through the transmitting board 5 and enlargies the back, regular transmission for NB-IOT module to finally send to on the cloud ware.
As shown in fig. 1 to 8, transmission case 1 is integrally formed and includes case body 11 having a cylindrical barrel shape, mount 12 provided at the center of the upper end of case body 11, and fixing portion 13 provided at the center of the lower end of case body 11. The watch head 2 is mounted on the front end of the case body 11, the back cover 3 is mounted on the back end of the case body 11, and the structural member 4 is mounted on the lower end of the fixing portion 13.
The case body 11 is provided inside with a front and a rear mounting cavities 111 and 112 which are separated independently. The transmission plate 5 is arranged in the front mounting cavity 111, the transmission plate 5 is electrically connected with the meter head 2, the battery module 8 is arranged in the rear mounting cavity 112, a small hole is formed in the cavity wall connecting the front mounting cavity 111 and the rear mounting cavity 112, and the battery module 8 is electrically connected with the transmission plate 5 through the small hole. Through setting up preceding installation cavity 111 and back installation cavity 112 and separating battery module 8 and transformer board 5 for pressure transmitter internal component is neat orderly, and the wiring is simple and definite, has reduced detection error simultaneously the maximize.
The mounting table 12 is transversely arranged, and the upper end of the mounting table 12 is a rectangular plane which can be used for mounting a nameplate. The lower end of the mounting table 12 is arc-shaped and tangent to the case body 11 and closely attached to the surface of the case body 11. The mounting table 12 has a mounting space in one end thereof, the space having the antenna 7 therein and communicating with the front mounting cavity 111, the antenna 7 being electrically connected to the transmission board 5 located in the front mounting cavity 111 through an electric wire. The outer side of the antenna 7 is covered with a rubber plug cap 6, and one end of the rubber plug cap 6 is inserted into the installation space at one end of the installation platform 12 in an interference manner. The other lower end of the mounting table 12 is closed by a hexagon bolt.
As shown in fig. 13 to 16, the rubber stopper cap 6 includes a truncated cone-shaped end portion 61, a cylindrical anti-slip portion 62, and a cylindrical stopper portion 63. A blind hole 64 is opened in the center of the end face of the plugging portion 63, and the blind hole 64 extends to the anti-slip portion 62 and the end portion 61. The rubber plug cap 6 is inserted onto the mounting table 12 through the plug portion 63 in an interference manner, and the antenna 7 is arranged in the blind hole 64. The outer side of the anti-slip part 62 is provided with a plurality of convex anti-slip ribs 621, which are convenient for hands to hold when the rubber plug cap 6 is mounted and dismounted. Put antenna 7 through setting up rubber stopper cap 6, can play fine sealed effect on the one hand, on the other hand because the characteristic that rubber can not shield the signal for the transmission of changer signal is good with the receipt, has avoided because of installing the metallic shield that causes in the transmitting shell.
As shown in fig. 1 to 8, the fixing portion 13 includes a connecting end 131 having a vertical cylindrical shape and a fixing end 132 having a horizontal U-shape. The fixing portion 13 is provided with a vertical internal thread.
As shown in fig. 9 to 12, the structural member 4 includes a housing 41 and a pressing member 42. Wherein the case 41 is integrally formed and includes an upper fixing end 411 for connecting the case body 11, a lower fixing end 412 for connecting a pipe or a closed vessel, and a connecting portion 413 therebetween for connecting the two, and the centers of the upper fixing end 411, the lower fixing end 412 and the connecting portion 413 are located on a straight line. Go up stiff end 411 and stiff end 412 down and be cylindricly and all be equipped with the external screw thread, structure 4 is through last stiff end 411 and fixed part 13 threaded connection, structure 4 through stiff end 412 and the container (or the pipeline) threaded connection that awaits measuring down, the stiff end of fixed part is firmly fixed the structure on the container (or the pipeline) that awaits measuring through certain fastener, fixed convenient and firm.
The upper end of the connecting part 413 is cylindrical, the lower end of the connecting part 413 is in a hexagon nut shape, wherein the diameter of the lower end of the connecting part 413 is larger than the diameter of the upper fixed end 411 is larger than the diameter of the lower fixed end 412; the structure member 4 is provided with a cylindrical third-stage cavity at the center, the third-stage cavity is filled with silicone oil, the third-stage cavity comprises a first cavity 43 at the upper end, a second cavity 44 in the middle and a third cavity 45 at the lower end, the diameters of the first cavity 43, the second cavity 44 and the third cavity 45 are sequentially decreased progressively, and the centers of the first cavity 43, the second cavity 44 and the third cavity 45 are on the same straight line; the pressure sensor 9 is in a shape of a circular disc, the pressure sensor 9 is installed in the first cavity 43, and the diameter of the pressure sensor 9 is consistent with that of the first cavity 43. The lower end of the pressing piece 42 is cylindrical and is provided with an external thread, the upper end of the pressing piece 42 is in a hexagon nut shape, and a through hole penetrating through the upper end and the lower end of the pressing piece 42 is formed in the center of the pressing piece 42; the diameter of the lower end of the pressing piece 42 is consistent with that of the first cavity 43, and the diameter of the upper end of the pressing piece 42 is larger than that of the first cavity 43. The structural part 4 further comprises a sealing ring 46, the sealing ring 46 is annular, the sealing ring 46 is installed in the first cavity 43, the lower end of the sealing ring 46 is tightly attached to the upper end of the pressure sensor 9, and the upper end of the sealing ring 46 is tightly attached to the lower end of the pressing part 42. The tertiary cavity design of structure shell, sufficient silicon oil in first cavity and second cavity, play the effect of buffering, guarantee that pressure sensor can not damage, pressure sensor installs in first cavity, its diameter keeps unanimous with first cavity diameter, the chamber wall of the first cavity of laminating, because second cavity diameter is less than first cavity, thereby first cavity lower extreme forms the step, hold pressure sensor, and pressure sensor's upper end is passed through the sealing washer and is pressed down a lower extreme and offset, thereby be fixed, sealing performance is good on the one hand, on the other hand has fully guaranteed pressure sensor's safety, prolong its life.
The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims (2)

1. The utility model provides a rubber stopper cap of intelligence changer which characterized in that: the anti-skid device comprises a truncated cone-shaped end part (61), a cylindrical anti-skid part (62) and a cylindrical plugging part (63), wherein a blind hole (64) is formed in the center of the end face of the plugging part (63), and the blind hole (64) extends to the anti-skid part (62) and the end part (61).
2. The rubber stopper cap of an intelligent transmitter of claim 1, wherein: the outer side of the anti-slip part (62) is provided with a plurality of convex anti-slip ribs (621).
CN201921063076.3U 2019-07-08 2019-07-08 Rubber stopper cap of intelligence changer Expired - Fee Related CN210426874U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921063076.3U CN210426874U (en) 2019-07-08 2019-07-08 Rubber stopper cap of intelligence changer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921063076.3U CN210426874U (en) 2019-07-08 2019-07-08 Rubber stopper cap of intelligence changer

Publications (1)

Publication Number Publication Date
CN210426874U true CN210426874U (en) 2020-04-28

Family

ID=70379655

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921063076.3U Expired - Fee Related CN210426874U (en) 2019-07-08 2019-07-08 Rubber stopper cap of intelligence changer

Country Status (1)

Country Link
CN (1) CN210426874U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200428

CF01 Termination of patent right due to non-payment of annual fee