CN212030806U - Small digital display type pressure transmitter - Google Patents
Small digital display type pressure transmitter Download PDFInfo
- Publication number
- CN212030806U CN212030806U CN202020689485.0U CN202020689485U CN212030806U CN 212030806 U CN212030806 U CN 212030806U CN 202020689485 U CN202020689485 U CN 202020689485U CN 212030806 U CN212030806 U CN 212030806U
- Authority
- CN
- China
- Prior art keywords
- pressure
- wall
- pressure transmitter
- digital display
- fixed
- 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.)
- Active
Links
- 238000003466 welding Methods 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims description 27
- 238000007906 compression Methods 0.000 claims description 27
- 238000003780 insertion Methods 0.000 claims description 23
- 230000037431 insertion Effects 0.000 claims description 23
- 238000000926 separation method Methods 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 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
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a small-sized digital display type pressure transmitter, which comprises a fixed seat and a pressure connecting pipe, wherein the fixed seat is arranged on the circumferential outer wall of the pressure connecting pipe, a welding sleeve is sleeved outside the pressure connecting pipe on the upper side of the fixed seat, fixed clamping plates are connected on the circumferential outer walls of the left end and the right end of the welding sleeve, two righting brackets are symmetrically arranged on the left side and the right side of the pressure connecting pipe, the lower end of each righting bracket is provided with a half clamping ring, a fixed seat used for limiting a fixed inserted bar is arranged on the circumferential outer wall of the lower end of the pressure connecting pipe, so that when the righting bracket rotates downwards and the fixed inserted bar is fixedly inserted into the fixed seat, the left half clamping ring and the right half clamping ring are fixedly clamped on the circumferential outer walls of the left end and the right end of the connecting pipe, the pressure connecting pipe can be erected on the upper surface of the connecting pipe to be installed through the left, thereby enabling to improve the accuracy of the pressure transmitter.
Description
Technical Field
The utility model belongs to the technical field of pressure transmitter is relevant, concretely relates to small-size digital display formula pressure transmitter.
Background
The pressure transmitter is a pressure sensor which takes output as a standard signal, and is an instrument which receives a pressure variable and converts the pressure variable into a standard output signal in proportion. The pressure sensor can convert physical pressure parameters of gas, liquid and the like sensed by the pressure element sensor into standard electric signals (such as 4-20 mADC and the like) so as to supply secondary instruments such as an indication alarm instrument, a recorder, a regulator and the like for measurement, indication and process regulation. 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 existing digital display type pressure transmitter technology has the following problems: traditional digital display pressure transmitter with treat when taking over erection joint, right the installation through manual mode, the scale is controlled at the in-process of installation and is not good easy to take place crooked, and causes the screw thread damage of pressure takeover lower extreme surface, and destroys the leakproofness to lead to pressure transmitter can't normally measure the accurate numerical value of treating takeover internal pressure, influence pressure transmitter's result of use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a small-size digital display formula pressure transmitter to solve traditional digital display formula pressure transmitter who proposes in the above-mentioned background art and right the problem of installation through manual mode when treating takeover erection joint.
In order to achieve the above object, the utility model provides a following technical scheme: a small-sized digital display type pressure transmitter comprises a fixed seat and a pressure connecting pipe, wherein the fixed seat is installed on the circumferential outer wall of the pressure connecting pipe, a welding sleeve is sleeved outside the pressure connecting pipe on the upper side of the fixed seat, fixed clamping plates are connected onto the circumferential outer walls of the left end and the right end of the welding sleeve, a centering support is arranged between the opposite inner walls of the fixed clamping plates, the centering support is fixedly connected with the fixed clamping plates through a movable rotating shaft, the lowest end of the centering support is connected with a half clamping ring, the inner side outer wall of the centering support is connected with a fixed inserting rod, the outer walls of the upper ends of the left side and the right side of the fixed seat are provided with connecting rod sliding grooves, the outer wall of the upper end of the fixed seat on the front side of the connecting rod sliding grooves is provided with a dismounting push plate, compression chambers, the rear end of location inserted block is provided with spacing separation blade, dismantle through connecting rod fixed connection between push pedal and the spacing separation blade, be provided with compression spring between the subtend inner wall of spacing separation blade and compression chamber, both ends are connected with the spring rubber ring around compression spring, the downside that the pressure was taken over is provided with remains to take over.
Preferably, be provided with the fin on the lower extreme circumference outer wall of pressure takeover, be provided with the installation spiro on the pressure takeover circumference outer wall between welding sleeve and the fixing base, the upper end of pressure takeover is connected with data display screen, data display screen's upper end is provided with the signal conversion room, be provided with the junction box on the right-hand member outer wall of signal conversion room, data display screen passes through junction box and external power source electric connection.
Preferably, the two righting supports are arranged, and the two righting supports and the two fixed insertion rods are symmetrically arranged on the left side and the right side of the pressure connection pipe in an E-shaped structure.
Preferably, the two half clamping rings on the circumferential outer walls of the left end and the right end of the pipe to be connected are both of a semi-annular structure, and the circle centers of the pipe to be connected and the two half clamping rings are vertically on the same straight line.
Preferably, the left end and the right end of the fixing seat are provided with notches, and one end of the inner side of the fixing insertion rod is inserted into the fixing seat from the notches.
Preferably, an inserting block clamping groove is formed in the outer wall of the rear side of one end, at the inner side, of the fixed inserting rod, and the positioning inserting block is fixedly inserted into the inserting block clamping groove.
Preferably, the lower end of the connecting rod vertically penetrates through the connecting rod sliding groove and is connected with a limiting blocking piece in the compression chamber.
Compared with the prior digital display type pressure transmitter technology, the utility model provides a small-size digital display type pressure transmitter possesses following beneficial effect:
1. the utility model discloses a two are righting the support at pressure takeover left and right sides symmetrical arrangement, and the lower extreme of righting the support has set up half clamp ring, set up the fixing base that is used for restricting fixed inserted bar again on the lower extreme circumference outer wall of pressure takeover, make when righting the support and rotating downwards and insert fixed inserted bar fixed in the fixing base, two half clamp ring fixed packings on the circumference outer wall of both ends about waiting to take over about, through two symmetrical righting supports about, can erect the pressure takeover on the upper surface of waiting to take over when the installation, make the pressure takeover and wait to take over between can vertical accurate meeting and fixing, thereby can improve pressure transmitter's accuracy;
2. the utility model discloses when will right support downside rotation, because the location inserted block is arcuation wedge structure, make the inboard one end of fixed inserted bar can extrude the location inserted block and automatic shrink to the compression chamber in, and along with the continuation of fixed inserted bar stretch into when the inserted block draw-in groove on the position of location inserted block and the fixed inserted bar rear side outer wall is aligned, compression spring's promotion is down in the compression chamber, make the location inserted block can pop out automatically and the card is put in the inserted block draw-in groove, thereby right the support of righting of both sides fixes, can right pressure transmitter and erect perpendicularly in the top of treating the takeover, thereby when rotation pressure takeover, pressure takeover can vertical slip insert gradually to treating in the takeover, and with treat that the accurate butt joint of takeover is accomplished fixedly, and easy operation is convenient, can be quick and accurate completion butt joint process.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural diagram of a small digital display type pressure transmitter provided by the present invention;
fig. 2 is a schematic view of a top view structure of the fixing base provided by the present invention;
fig. 3 is a schematic view of the internal structure of the compression chamber according to the present invention;
in the figure: 1. a wire connecting pipe; 2. a signal conversion chamber; 3. a data display screen; 4. welding a sleeve; 5. installing a spiral ring; 6. fixing the inserted rod; 7. a fixed seat; 8. a pressure connection pipe; 9. a pipe is to be taken over; 10. a half clamping ring; 11. a heat sink; 12. disassembling the push plate; 13. a righting bracket; 14. a movable rotating shaft; 15. fixing the clamping plate; 16. a connecting rod chute; 17. a connecting rod; 18. positioning the insert block; 19. a limiting baffle plate; 20. a compression chamber; 21. a spring rubber ring; 22. compressing the spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a small-sized digital display type pressure transmitter comprises a fixed seat 7 and a pressure connecting pipe 8, wherein the fixed seat 7 is installed on the circumferential outer wall of the pressure connecting pipe 8, a welding sleeve 4 is sleeved outside the pressure connecting pipe 8 on the upper side of the fixed seat 7, fixed clamping plates 15 are connected on the circumferential outer walls of the left end and the right end of the welding sleeve 4, two centering supports 13 are arranged between the opposite inner walls of the fixed clamping plates 15, the two centering supports 13 are symmetrically arranged on the left side and the right side of the pressure connecting pipe 8 in an E-shaped structure between the two centering supports 13 and two fixed inserting rods 6, the pressure connecting pipe 8 can be vertically arranged on the upper surface of a pipe to be skewed 9 when being installed through the left and the right symmetrical centering supports 13, so that the occurrence of thread damage on the outer surface of the lower end and the damage on the sealing performance when the pressure connecting pipe 8 is installed can be avoided, and the pressure transmitter, righting through activity pivot 14 fixed connection between support 13 and the solid fixed splint 15, righting support 13's the lower extreme and being connected with half clamp ring 10, be connected with fixed inserted bar 6 on righting support 13's the inboard outer wall, both ends are provided with the notch about fixing base 7, the inside that fixing inserted bar 6's inboard one end inserted fixing base 7 from the notch, will control two symmetrical support 13 fixed restrictions of righting on fixing base 7 through fixed inserted bar 6, make righting support 13 lower extreme obtain two half clamp rings 10 can hug closely on treating takeover 9, thereby make pressure transmitter can vertically fix on treating takeover 9.
A small-sized digital display type pressure transmitter comprises a fixed seat 7, connecting rod sliding grooves 16 are arranged on the outer walls of the upper ends of the left and right sides of the fixed seat 7, a dismounting push plate 12 is arranged on the outer wall of the upper end of the fixed seat 7 at the front side of the connecting rod sliding grooves 16, compression chambers 20 are arranged inside the left and right ends of the fixed seat 7, positioning insertion blocks 18 extending outwards are arranged inside the compression chambers 20, insertion block clamping grooves are arranged on the outer wall of the rear side of one end of the inner side of a fixed insertion rod 6, the positioning insertion blocks 18 are fixedly inserted in the insertion block clamping grooves, because the positioning insertion blocks 18 are of arc-shaped wedge-shaped structures, when a righting support 13 rotates downwards, one end of the inner side of the fixed insertion rod 6 can extrude the positioning insertion blocks 18, so that the positioning insertion blocks 18 can automatically contract into the compression chambers 20, and when the position of the fixed insertion rod 6 extending into the positioning insertion blocks 18 is aligned with the insertion block clamping grooves on the outer wall of the, make location inserted block 18 can pop out automatically and the card is put in the inserted block draw-in groove, thereby right support 13 to the both sides and fix, the rear end of location inserted block 18 is provided with spacing separation blade 19, dismantle through connecting rod 17 fixed connection between push pedal 12 and the spacing separation blade 19, the lower extreme of connecting rod 17 is vertical to be passed connecting rod spout 16 and is connected with spacing separation blade 19 in the compression chamber 20, make can be through pulling 7 both sides dismantlement push pedal 12 on the upper end outer wall, break away from the inserted block draw-in groove on the fixed inserted block 6 rear side outer wall with location inserted block 18 and contract to compression chamber 20, thereby can take out fixed inserted block 6 from fixing base 7, be convenient for tear down the pressure transmitter and get off.
A small-sized digital display type pressure transmitter comprises a limiting baffle 19 and a compression chamber 20, wherein a compression spring 22 is arranged between the opposite inner walls of the compression chamber 20, the front end and the rear end of the compression spring 22 are connected with spring rubber rings 21, the lower side of a pressure connecting pipe 8 is provided with a pipe 9 to be connected, two half clamp rings 10 on the circumferential outer walls of the left end and the right end of the pipe 9 are both in a half-ring structure, the circle centers of the pipe 9 to be connected and the two half clamp rings 10 are vertically arranged on the same straight line, the pipe 9 to be connected is fixedly clamped and wrapped on the circumferential outer walls of the left end and the right end of the pipe 9 to be connected through the left half clamp ring 10 and the right half clamp ring 10, after a righting support 13 is fixed through a fixed inserting rod 6, the pressure transmitter is righted and vertically erected above the pipe 9 to be connected, therefore, when the pressure connecting pipe 8 is rotated, the pressure connecting pipe 8 can, be provided with installation spiral ring 5 on the 8 circumference outer walls of pressure takeover between welding cover 4 and fixing base 7, the upper end of pressure takeover 8 is connected with data display screen 3, and the upper end of data display screen 3 is provided with signal conversion room 2, is provided with wiring pipe 1 on the right-hand member outer wall of signal conversion room 2, and data display screen 3 passes through wiring pipe 1 and external power source electric connection.
The utility model discloses a theory of operation and use flow: after the utility model is installed, the novel digital display pressure transmitter mainly comprises a chamber sensitive element for realizing pressure-capacitance conversion and a 4-20mA electronic circuit board for converting capacitance into two-wire system, when the process pressure in the chamber 9 to be connected is applied to the isolation diaphragm from one side of the measurement chamber, the process pressure is transmitted to the central diaphragm of the chamber through silicone oil filling, the central diaphragm is a diaphragm with tensioned edge, under the action of pressure, corresponding displacement is generated, the displacement forms differential capacitance change, and the differential capacitance change is converted into 4-20mA signal output through the adjustment, oscillation and amplification of the electronic circuit board, the output current is in direct proportion to the process pressure, the output current is fixedly wrapped and clamped on the circumferential outer walls of the left end and the right end of the chamber 9 to be connected through the left half clamp ring and the right half clamp ring 10, when the righting support 13 rotates to the lower side, the positioning plug block 18 can be extruded by one end, so that the positioning insertion block 18 can be automatically contracted into the compression chamber 20, and when the position of the positioning insertion block 18 is aligned with the insertion block clamping groove on the outer wall of the rear side of the fixed insertion rod 6 along with the continuous extension of the fixed insertion rod 6, the positioning insertion block 18 can be automatically ejected and clamped in the insertion block clamping groove under the pushing of the compression spring 22 in the compression chamber 20, so that the righting supports 13 on the two sides are fixed, the pressure transmitter can be righted and vertically erected above the pipe to be connected 9, so that when the pressure connecting pipe 8 is rotated, the pressure connecting pipe 8 can be vertically slid to be gradually inserted into the pipe to be connected 9 and accurately butted with the pipe to be connected 9 to complete the fixation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a small-size digital display pressure transmitter, includes fixing base (7) and pressure take over (8), its characterized in that: the fixing seat (7) is installed on the outer wall of the circumference of the pressure connection pipe (8), the welding sleeve (4) is sleeved outside the pressure connection pipe (8) on the upper side of the fixing seat (7), the outer walls of the circumferences of the left end and the right end of the welding sleeve (4) are connected with fixing clamping plates (15), a righting support (13) is arranged between the opposite inner walls of the fixing clamping plates (15), the righting support (13) is fixedly connected with the fixing clamping plates (15) through movable rotating shafts (14), the lowest end of the righting support (13) is connected with a half clamping ring (10), the outer wall of the inner side of the righting support (13) is connected with a fixed inserted rod (6), the outer walls of the upper ends of the left side and the right side of the fixing seat (7) are provided with connecting rod sliding grooves (16), the outer wall of the upper end of the fixing seat (7) on the front side of the connecting rod sliding grooves (16) is provided, the inside of compression chamber (20) is provided with outside location inserted block (18) that stretches out, the rear end of location inserted block (18) is provided with spacing separation blade (19), dismantle through connecting rod (17) fixed connection between push pedal (12) and spacing separation blade (19), be provided with compression spring (22) between the subtend inner wall of spacing separation blade (19) and compression chamber (20), both ends are connected with spring rubber ring (21) around compression spring (22), the downside that pressure was taken over (8) is provided with and remains to take over (9).
2. The compact digital display type pressure transmitter according to claim 1, wherein: be provided with fin (11) on the lower extreme circumference outer wall of pressure takeover (8), be provided with installation spiral ring (5) on pressure takeover (8) circumference outer wall between welding sleeve (4) and fixing base (7), the upper end of pressure takeover (8) is connected with data display screen (3), the upper end of data display screen (3) is provided with signal conversion room (2), be provided with on the right-hand member outer wall of signal conversion room (2) junction tube (1), data display screen (3) are through junction tube (1) and external power source electric connection.
3. The compact digital display type pressure transmitter according to claim 1, wherein: the two righting supports (13) are arranged, and the two righting supports (13) and the two fixed insertion rods (6) are symmetrically arranged on the left side and the right side of the pressure connection pipe (8) in an E-shaped structure.
4. The compact digital display type pressure transmitter according to claim 1, wherein: the two half clamp rings (10) on the circumferential outer walls of the left end and the right end of the pipe to be connected (9) are both of a half-ring structure, and the circle centers of the pipe to be connected (9) and the two half clamp rings (10) are vertically arranged on the same straight line.
5. The compact digital display type pressure transmitter according to claim 1, wherein: the left end and the right end of the fixing seat (7) are provided with notches, and one end of the inner side of the fixing insertion rod (6) is inserted into the fixing seat (7) from the notches.
6. The compact digital display type pressure transmitter according to claim 1, wherein: an inserting block clamping groove is formed in the outer wall of the rear side of one end of the inner side of the fixed inserting rod (6), and the positioning inserting block (18) is fixedly inserted into the inserting block clamping groove.
7. The compact digital display type pressure transmitter according to claim 1, wherein: the lower end of the connecting rod (17) vertically penetrates through the connecting rod sliding groove (16) and is connected with a limiting baffle plate (19) in the compression chamber (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020689485.0U CN212030806U (en) | 2020-04-29 | 2020-04-29 | Small digital display type pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020689485.0U CN212030806U (en) | 2020-04-29 | 2020-04-29 | Small digital display type pressure transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212030806U true CN212030806U (en) | 2020-11-27 |
Family
ID=73495616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020689485.0U Active CN212030806U (en) | 2020-04-29 | 2020-04-29 | Small digital display type pressure transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212030806U (en) |
-
2020
- 2020-04-29 CN CN202020689485.0U patent/CN212030806U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211626804U (en) | Online calibration device of differential pressure transmitter | |
| CN212030806U (en) | Small digital display type pressure transmitter | |
| CN112212926A (en) | Flow measurement method based on porous throttling and MEMS pressure sensor | |
| CN209043513U (en) | A kind of hyperpressure table sealing installing and connecting apparatus | |
| CN201697644U (en) | Integrated differential pressure flowmeter | |
| CN211576419U (en) | Pressure sensor with thermal stress resistance function | |
| CN216449088U (en) | Ultrahigh-pressure high-precision pressure transmitter | |
| CN208043318U (en) | A kind of manometer metering device free of demolition | |
| CN215677405U (en) | High-precision pressure sensor | |
| CN213481615U (en) | Pressure transmitter with pressure relief effect | |
| WO2023155319A1 (en) | High-precision fibre bragg grating stress and strain sensor | |
| CN212458421U (en) | Temperature and pressure integrated transmitter constant-temperature online calibration device | |
| CN211978205U (en) | Combined differential pressure transmitter | |
| CN213091048U (en) | Inductance pressure transmitter | |
| CN214535720U (en) | Diaphragm type pressure transmitter | |
| CN220206930U (en) | Pressure detection device | |
| CN211178839U (en) | Explosion-proof pressure transmitter that factor of safety is high | |
| CN206410963U (en) | A kind of online density transmitter of thermal-insulating type pipeline-type differential pressure | |
| CN220339547U (en) | Pressure transmitter with modularized structure | |
| CN220600764U (en) | Sealing connector of clamping and pressing pipe | |
| CN202013288U (en) | Sampling column as well as stability detecting system for water quality | |
| CN219694424U (en) | Differential pressure transmitter detection sensor | |
| CN209247226U (en) | A kind of pressure transmitter | |
| CN210375500U (en) | Pressure transmitter for glass kiln smoke waste heat power generation | |
| CN213579560U (en) | Water flow detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210926 Address after: 102600 area a, 4th floor, building 5, 7 Rongchang East Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Vector Controls (Beijing) Ltd. Address before: 312352 No. 118, community 2, Liangxiang Village, Cao'e street, Shangyu City, Shaoxing City, Zhejiang Province Patentee before: Liang Shuiqing |