CN215262207U

CN215262207U - Hydrofluoric acid corrosion resistant pressure transmitter

Info

Publication number: CN215262207U
Application number: CN202121320784.8U
Authority: CN
Inventors: 陈棋
Original assignee: Xiamen Lianfeng Automation Technology Co ltd
Current assignee: Xiamen Lianfeng Automation Technology Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-12-21
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a pressure transmitter of resistant hydrofluoric acid corruption, including base and changer, the changer comprises drain pan and main part, and the main part is vertical installs in drain pan top center department, the equal horizontal installation of a main part top symmetry side has the binding post, the base level sets up in the drain pan bottom, and drain pan bottom center department is equipped with and is used for the radiating heat dissipation mechanism of drain pan, the equal vertical fixedly connected with spliced pole of a drain pan bottom symmetry side center department, and two spliced pole sides all set up the recess that runs through, base top symmetry both ends center department all sets up the notch with spliced pole looks adaptation, and two spliced poles pass two notches respectively and all slide inside the base, the inside fixed establishment who is used for fixed two spliced poles that is equipped with of base. The utility model discloses avoided taking place the changer installation with the trouble condition of dismantlement, and then improved the efficiency to changer maintenance and maintenance.

Description

Hydrofluoric acid corrosion resistant pressure transmitter

Technical Field

The utility model relates to a pressure transmitter technical field especially relates to a pressure transmitter of hydrofluoric acid corrosion resistance.

Background

A pressure transmitter is a device that converts pressure into a pneumatic signal or an electric signal for control and remote transmission. 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 existing pressure transmitter usually has the function of hydrofluoric acid corrosion resistance, but does not have the function of convenient installation and heat dissipation, so that the use efficiency of the pressure transmitter is reduced due to the action of high temperature in the use process of the pressure transmitter, and in addition, when the pressure transmitter needs to be installed and disassembled, the maintenance efficiency is also reduced.

Disclosure of Invention

The utility model aims at solving the defects in the prior art and providing a pressure transmitter which is resistant to corrosion of hydrofluoric acid.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pressure transmitter of resistant hydrofluoric acid corruption, includes base and changer, the changer comprises drain pan and main part, and the main part is vertical installs in drain pan top center department, the junction box is installed to the equal horizontal installation in a main part top symmetry side, the base level sets up in the drain pan bottom, and drain pan bottom center department is equipped with and is used for the radiating heat dissipation mechanism of drain pan, the equal vertical fixedly connected with spliced pole of drain pan bottom symmetry side center department, and two spliced pole sides all set up the recess that runs through, base top symmetry both ends center department all sets up the notch with spliced pole looks adaptation, and two spliced poles pass two notches respectively and all slide inside the base, the inside fixed establishment that is used for two fixed spliced poles that is equipped with of base.

As a further scheme of the utility model, heat dissipation mechanism includes the heat-conducting plate, and heat-conducting plate horizontal installation is in drain pan bottom center department, heat-conducting plate bottom horizontal installation has the fin, and the fin has a plurality ofly and evenly distributed in the heat-conducting plate bottom.

As a further scheme of the utility model, fixed establishment includes lead screw, first gear and slide, and lead screw fixed connection locates and vertical setting in the inside center of base, the sliding sleeve has been cup jointed on the lead screw surface, and the sliding sleeve passes through threaded connection in the lead screw surface.

As a further scheme of the utility model, the slide has two and slides respectively in the inside symmetrical both ends of base, and the vertical setting of two slides, two the opposite side of slide all articulates there is the connecting rod, and two opposite both ends of connecting rod articulate respectively in sliding sleeve symmetrical side, two the equal fixedly connected with in side and the lug of recess looks adaptation that the slide was kept away from.

As a further scheme of the utility model, first gear revolve in the inside and level setting of base, and the lead screw passes first gear center department and fixed connection inside first gear, the inside slewing mechanism who is used for rotating first gear that is equipped with of base.

As a further scheme of the utility model, slewing mechanism includes the motor, and the motor is vertical installs top in the base, the output shaft horizontal installation of motor has the second gear and rotates inside the base, and first gear and second gear meshing.

As a further aspect of the present invention, the rotating mechanism includes an electric telescopic rod, and the electric telescopic rod is horizontally installed on one side inside the base, the output shaft top horizontal installation of the electric telescopic rod has a rack and slides inside the base, and the rack and the first gear are engaged.

The utility model has the advantages that:

1. when the transmitter is required to be installed, the utility model only needs to pass two connecting posts through two notches and insert the connecting posts into the base, the second gear is driven by the motor to rotate, the first gear can be driven to rotate by the rotation of the second gear, the lead screw can be driven to rotate by the rotation of the first gear, the sliding sleeve can be driven to move up and down by the rotation of the lead screw, the sliding sleeve can drive two connecting rods to move up and down, the two connecting rods can drive two sliding plates to move synchronously, the two sliding plates can drive two lugs to move synchronously, thereby the two lugs can slide into the two grooves respectively and fix the two connecting posts, further the bottom shell can be limited and fixed, when the transmitter is required to be disassembled, only the reversing motor needs to drive the two lugs to move out of the two grooves, thereby avoiding the trouble in installing and disassembling the transmitter, and further, the efficiency of maintenance and repair of the transmitter is improved.

2. The utility model discloses, when needs are cooled down to the changer, can be through the heat-conducting plate to the whole heat conduction to the heat-conducting plate that the drain pan produced, the fin can be to the heat on the heat-conducting plate whole conduction to the external world to can carry out effectual heat dissipation to the drain pan, avoided present changer to dispel the heat through natural radiating mode usually, lead to the slow pressure transmitter of heat dissipation because the effect of high temperature, reduced the condition emergence that pressure transmitter used efficiency, and then improved this pressure transmitter's result of use.

3. When the transmitter needs to be installed, the utility model only needs to pass two connecting posts through two notches and insert the connecting posts into the base, the rack is driven to move by the extension of the electric telescopic rod, the rack moves to drive the first gear to rotate, the first gear rotates to drive the lead screw to rotate, the lead screw rotates to drive the sliding sleeve to move up and down, the sliding sleeve moves up and down to drive the two connecting rods to move, the two connecting rods move to drive the two sliding plates to move synchronously, the two sliding plates move synchronously to drive the two lugs to move synchronously, thereby the two lugs can slide into the two grooves respectively and fix the two connecting posts, further the bottom shell can be fixed in a limiting way, when the transmitter needs to be disassembled, only the electric telescopic rod needs to retract to drive the two lugs to move out of the two grooves, and the trouble of installing and disassembling the transmitter is avoided, and further, the efficiency of maintenance and repair of the transmitter is improved.

Drawings

Fig. 1 is a schematic structural diagram of a pressure transmitter resistant to corrosion by hydrofluoric acid according to embodiment 1 of the present invention;

fig. 2 is a cross-sectional view of a hydrofluoric acid corrosion resistant pressure transmitter according to embodiment 1 of the present invention;

fig. 3 is a cross-sectional view of a pressure transmitter resistant to corrosion by hydrofluoric acid according to embodiment 2 of the present invention.

In the figure: 1. a base; 2. a notch; 3. a bottom case; 4. a main body; 5. an electric telescopic rod; 6. a wire connecting pipe; 7. connecting columns; 8. a groove; 9. a heat conducting plate; 10. a heat sink; 11. a slide plate; 12. a bump; 13. a connecting rod; 14. a screw rod; 15. a sliding sleeve; 16. a first gear; 17. a second gear; 18. a motor; 19. a rack.

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.

Example 1

Referring to fig. 1-2, a pressure transmitter that is resistant to corrosion by hydrofluoric acid, including base 1 and changer, the changer comprises drain pan 3 and main part 4, and main part 4 is vertical installs in drain pan 3 top center department, the equal horizontal installation in 4 top symmetric sides of main part has wiring pipe 6, base 1 level sets up in drain pan 3 bottom, and drain pan 3 bottom center department is equipped with and is used for the radiating heat dissipation mechanism of drain pan 3, the equal vertical fixedly connected with spliced pole 7 in 3 bottom symmetric sides center department of drain pan, and the recess 8 that runs through is all seted up to two spliced poles 7 sides, base 1 top symmetric both ends center department all sets up the notch 2 with spliced pole 7 looks adaptation, and two spliced poles 7 pass two notches 2 respectively and all slide inside base 1, base 1 inside is equipped with the fixed establishment who is used for fixed two spliced poles 7.

In this embodiment, the heat dissipation mechanism includes heat-conducting plate 9, and heat-conducting plate 9 horizontal installation is in bottom shell 3 bottom center department, and heat-conducting plate 9 bottom horizontal installation has fin 10, and fin 10 has a plurality ofly and evenly distributed in heat-conducting plate 9 bottom.

In this embodiment, the fixing mechanism includes a screw 14, a first gear 16 and a sliding plate 11, and the screw 14 is fixedly connected to the center inside the base 1 and vertically disposed, a sliding sleeve 15 is sleeved on the surface of the screw 14, and the sliding sleeve 15 is connected to the surface of the screw 14 through a thread.

This embodiment, slide 11 has two and slides respectively in the inside symmetry both ends of base 1, and the vertical setting of two slides 11, and two opposite sides of slide 11 all articulate there is connecting rod 13, and two opposite both ends of connecting rod 13 articulate respectively in the 15 symmetrical sides of sliding sleeve, the equal fixedly connected with in side and the lug 12 of recess 8 looks adaptation that two slides 11 kept away from.

In this embodiment, the first gear 16 is rotated inside the base 1 and horizontally disposed, the screw 14 passes through the center of the first gear 16 and is fixedly connected inside the first gear 16, and a rotating mechanism for rotating the first gear 16 is disposed inside the base 1.

In this embodiment, the rotating mechanism includes a motor 18, the motor 18 is vertically installed at the top of the base 1, the output shaft of the motor 18 is horizontally installed with a second gear 17 and rotates inside the base 1, and the first gear 16 is engaged with the second gear 17.

The working principle of the embodiment is as follows: in practical use, when the transmitter needs to be installed, only two connecting posts 7 need to pass through the two notches 2 and be inserted into the base 1, the motor 18 drives the second gear 17 to rotate, the second gear 17 rotates to drive the first gear 16 to rotate, the first gear 16 rotates to drive the screw rod 14 to rotate, the screw rod 14 rotates to drive the sliding sleeve 15 to move up and down, the sliding sleeve 15 moves up and down to drive the two connecting rods 13 to move, the two connecting rods 13 move to drive the two sliding plates 11 to move synchronously, the two sliding plates 11 move synchronously to drive the two lugs 12 to move synchronously, so that the two lugs 12 can respectively slide into the two grooves 8 and fix the two connecting posts 7, the bottom shell 3 can be further limited and fixed, when the transmitter needs to be disassembled, only the motor 18 needs to be reversed to drive the two lugs 12 to move out of the two grooves 8, avoided the changer installation and dismantled the trouble condition and taken place, and then improved the efficiency to changer maintenance and maintenance, when needs are cooled down to the changer, can be all conduct the heat that drain pan 3 produced to heat-conducting plate 9 through heat-conducting plate 9 on, fin 10 can be all conducted the heat to the external world on the heat-conducting plate 9, thereby can carry out effectual heat dissipation to drain pan 3, avoided present changer to all dispel the heat through natural radiating mode usually, lead to the slow pressure changer of heat dissipation because the effect of high temperature, the condition that has reduced pressure changer use efficiency takes place, and then improved this pressure changer's result of use.

Example 2

Referring to fig. 1 and 3, a pressure transmitter that is able to bear or endure hydrofluoric acid corrosion, including base 1 and changer, the changer comprises drain pan 3 and main part 4, and main part 4 is vertical installs in drain pan 3 top center department, the equal horizontal installation in 4 top symmetric sides of main part has wiring pipe 6, base 1 level sets up in drain pan 3 bottom, and drain pan 3 bottom center department is equipped with and is used for the radiating heat dissipation mechanism of drain pan 3, the equal vertical fixedly connected with spliced pole 7 in 3 bottom symmetric sides center department of drain pan, and the recess 8 that runs through is all seted up to two spliced poles 7 sides, base 1 top symmetric both ends center department all sets up the notch 2 with spliced pole 7 looks adaptation, and two spliced poles 7 pass two notches 2 respectively and all slide inside base 1, base 1 inside is equipped with the fixed establishment who is used for fixed two spliced poles 7.

In this embodiment, the rotating mechanism includes an electric telescopic rod 5, and the electric telescopic rod 5 is horizontally installed at one side inside the base 1, and a rack 19 is horizontally installed at the top end of an output shaft of the electric telescopic rod 5 and slides inside the base 1, and the rack 19 is engaged with the first gear 16.

The working principle of the embodiment is as follows: when the transmitter is required to be installed in practical use, only the two connecting posts 7 need to pass through the two notches 2 and be inserted into the base 1, the rack 19 is driven to move by the extension of the electric telescopic rod 5, the rack 19 moves to drive the first gear 16 to rotate, the first gear 16 rotates to drive the screw rod 14 to rotate, the screw rod 14 rotates to drive the sliding sleeve 15 to move up and down, the sliding sleeve 15 moves up and down to drive the two connecting rods 13 to move, the two connecting rods 13 move to drive the two sliding plates 11 to move synchronously, the two sliding plates 11 move synchronously to drive the two lugs 12 to move synchronously, so that the two lugs 12 can respectively slide into the two grooves 8 and fix the two connecting posts 7, the bottom shell 3 can be further limited and fixed, when the transmitter needs to be disassembled, only the electric telescopic rod 5 needs to retract to drive the two lugs 12 to move out of the two grooves 8, the condition that the transmitter is troublesome to install and disassemble is avoided, and the efficiency of maintaining the transmitter is improved.

Having shown and described the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as exemplary and not limiting in any way, since the scope of the invention is defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein and are therefore not to be embraced therein by any reference numerals in the claims.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The pressure transmitter resistant to corrosion of hydrofluoric acid comprises a base (1) and a transmitter and is characterized in that the transmitter consists of a bottom shell (3) and a main body (4), the main body (4) is vertically installed at the center of the top of the bottom shell (3), a wiring pipe (6) is horizontally installed on one symmetrical side of the top of the main body (4), the base (1) is horizontally arranged at the bottom of the bottom shell (3), a heat dissipation mechanism used for dissipating heat of the bottom shell (3) is arranged at the center of the bottom shell (3), connecting columns (7) are vertically and fixedly connected at the centers of one symmetrical side of the bottom shell (3), penetrating grooves (8) are formed in the sides of the two connecting columns (7), notches (2) matched with the connecting columns (7) are formed in the centers of two symmetrical ends of the top of the base (1), and the two connecting columns (7) respectively penetrate through the two notches (2) and slide in the base (1), the fixing mechanism for fixing the two connecting columns (7) is arranged in the base (1).

2. The hydrofluoric acid corrosion-resistant pressure transmitter according to claim 1, wherein the heat dissipation mechanism comprises a heat conduction plate (9), the heat conduction plate (9) is horizontally installed at the center of the bottom shell (3), the heat dissipation fins (10) are horizontally installed at the bottom of the heat conduction plate (9), and the heat dissipation fins (10) are multiple and uniformly distributed at the bottom of the heat conduction plate (9).

3. The hydrofluoric acid corrosion resistant pressure transmitter according to claim 2, wherein the fixing mechanism comprises a screw rod (14), a first gear (16) and a sliding plate (11), the screw rod (14) is fixedly connected to the center inside the base (1) and vertically arranged, a sliding sleeve (15) is sleeved on the surface of the screw rod (14), and the sliding sleeve (15) is connected to the surface of the screw rod (14) through a thread.

4. The hydrofluoric acid corrosion-resistant pressure transmitter according to claim 3, wherein the number of the sliding plates (11) is two, the two sliding plates (11) slide on two symmetrical ends inside the base (1), the two sliding plates (11) are vertically arranged, two opposite sides of the two sliding plates (11) are hinged to connecting rods (13), two opposite ends of the two connecting rods (13) are hinged to two symmetrical sides of a sliding sleeve (15), and two sides of the two sliding plates (11) away from each other are fixedly connected with protrusions (12) matched with the grooves (8).

5. The pressure transmitter resistant to corrosion of hydrofluoric acid according to claim 4, wherein the first gear (16) rotates inside the base (1) and is horizontally disposed, and the screw (14) passes through the center of the first gear (16) and is fixedly connected inside the first gear (16), and a rotating mechanism for rotating the first gear (16) is disposed inside the base (1).

6. The hydrofluoric acid corrosion resistant pressure transmitter according to claim 5, wherein the rotating mechanism comprises a motor (18), the motor (18) is vertically installed on the top inside the base (1), the output shaft of the motor (18) is horizontally installed with a second gear (17) and rotates inside the base (1), and the first gear (16) and the second gear (17) are meshed.

7. The hydrofluoric acid corrosion resistant pressure transmitter according to claim 5, wherein the rotating mechanism comprises an electric telescopic rod (5), the electric telescopic rod (5) is horizontally installed at one side inside the base (1), a rack (19) is horizontally installed at the top end of an output shaft of the electric telescopic rod (5) and slides inside the base (1), and the rack (19) is engaged with the first gear (16).