CN210377081U

CN210377081U - Vacuum controller

Info

Publication number: CN210377081U
Application number: CN201921930313.1U
Authority: CN
Inventors: 陶佳佳
Original assignee: Shanghai Deguang Automation Technology Co Ltd
Current assignee: Shanghai Deguang Automation Technology Co Ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-04-21
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a vacuum controller, including fixed case and exhaust mechanism, there is the fixing base through the bolt fastening on the bottom inner wall of fixed case, and fixing base top outer wall is close to four corners and all has the guide cylinder through the bolt fastening, and it has the guide post to peg graft on the circumference inner wall of guide cylinder, has same tray through the bolt fastening on the top outer wall of four guide posts, through the bolt fastening pressure sensor on the top outer wall of fixing base, pressure sensor's top outer wall contacts with the tray, the welding has fixed loop bar on the inner wall of fixed case top, has cup jointed the thermometer on one side outer wall of fixed loop bar. The utility model discloses the thermometer can reachd the inside temperature of fixed incasement portion, and the manometer can reachd the inside pressure of fixed incasement portion, and what its data can be better provides support to solution test data, guarantees the vacuum of fixed incasement portion, is convenient for experiment, and exhaust and carminative speed can be controlled to the solenoid valve.

Description

Vacuum controller

Technical Field

The utility model relates to a controlling means technical field especially relates to a vacuum controller.

Background

The vacuum controller is an experimental instrument, can be used for measuring the pressure of solution etc. and it can control vacuum environment to make the measurement more accurate, the result is more accurate, and the vacuum controller also can be used to distillation system, makes the distillation more convenient, more safe.

At present, most of the existing vacuum controllers in the market have the following defects in the use process: the device is comparatively inconvenient to use, can't master the inside temperature of vacuum controller, pressure etc. can't make a fine judgement to the pressure of solution, has a little influence to the data of experiment, to sum up, and present most vacuum controller can not agree with the actual need well.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a vacuum controller.

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

the utility model provides a vacuum controller, includes fixed box and exhaust mechanism, there is the fixing base through the bolt fastening on the bottom inner wall of fixed box, and the fixing base top outer wall is close to four corners and all has a guide cylinder through the bolt fastening, and it has the guide post to peg graft on the circumference inner wall of guide cylinder, has same tray through the bolt fastening on the top outer wall of four guide posts, there is pressure sensor through the bolt fastening on the top outer wall of fixing base, and pressure sensor's top outer wall contacts with the tray, the welding has fixed loop bar on the fixed box top inner wall, has cup jointed the thermometer on one side outer wall of fixed loop bar, it has the manometer to peg graft on one side of fixed box top outer wall.

Furthermore, a control box is fixed on the inner wall of one side of the fixing box through bolts, and a processor is fixed on the inner wall of the bottom of the control box through bolts.

Further, exhaust mechanism includes the vacuum pump, and it has the intake pipe to peg graft on the air inlet inner wall of vacuum pump, and it has the blast pipe to peg graft on the gas outlet inner wall of vacuum pump, and the one end of blast pipe is located the outside of fixed box, has the solenoid valve through the bolt fastening on one side outer wall of blast pipe, and the solenoid valve is located the inside of fixed box.

Furthermore, a box door is hinged to the outer wall of one side of the fixed box, a rectangular opening is formed in the outer wall of one side of the box door, an observation window is inserted into the inner wall of one side of the rectangular opening, and a control panel is fixed to the position, close to the observation window, of the outer wall of one side of the box door through bolts.

Furthermore, the box also comprises a rubber pad which is bonded on the outer wall of the bottom of the fixed box.

The utility model has the advantages that:

1. through thermometer and the manometer that sets up, the thermometer can obtain the inside temperature of fixed incasement, and the manometer can obtain the inside pressure of fixed incasement, and its data can be better provide support to solution test data.

2. Through the vacuum pump and the solenoid valve that set up, start the vacuum pump evacuation, guarantee the vacuum of fixed incasement portion, be convenient for experiment, the solenoid valve can control exhaust and carminative speed.

3. Through guide cylinder, guide post, pressure sensor and the control panel that sets up, the tray surface is arranged in to the object that awaits measuring, presses into the guide cylinder with the guide post, exerts pressure to pressure sensor, reachs data to show on operating panel's display screen, make things convenient for the derivation of data, the device convenient to use satisfies people's demand.

Drawings

Fig. 1 is a schematic cross-sectional view of a vacuum controller in accordance with an embodiment 1 of the present invention;

fig. 2 is a schematic front view of a vacuum controller according to embodiment 1 of the present invention;

fig. 3 is a schematic partial perspective view of a vacuum controller in accordance with an embodiment 1 of the present invention;

fig. 4 is a schematic cross-sectional structural diagram of a vacuum controller in accordance with embodiment 2 of the present invention.

In the figure: 1-fixed box, 2-pressure gauge, 3-fixed loop bar, 4-thermometer, 5-control box, 6-processor, 7-exhaust pipe, 8-electromagnetic valve, 9-vacuum pump, 10-fixed seat, 11-pressure sensor, 12-guide cylinder, 13-guide column, 14-tray, 15-box door, 16-observation window, 17-control panel and 18-rubber pad.

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.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Example 1

Referring to fig. 1-3, a vacuum controller, including fixed box 1 and exhaust mechanism, there is fixing base 10 through the bolt fastening on the bottom inner wall of fixed box 1, fixing base 10 top outer wall is close to four corners and all has guide cylinder 12 through the bolt fastening, it has guide post 13 to peg graft on the circumference inner wall of guide cylinder 12, there is same tray 14 through the bolt fastening on the top outer wall of four guide post 13, open fixed box 1, place the object to be measured in the surface of tray 14, then close fixed box 1, it has pressure sensor 11 to peg graft through the bolt fastening on the top outer wall of fixing base 10, pressure sensor 11's top outer wall contacts with tray 14, it has fixed loop bar 3 to weld on the fixed box 1 top inner wall, cup joint thermometer 4 on one side outer wall of fixed loop bar 3, one side of fixed box 1 top outer wall is pegged graft and is had manometer 2.

In the utility model, a control box 5 is fixed on the inner wall of one side of a fixed box 1 through bolts, a processor 6 is fixed on the inner wall of the bottom of the control box 5 through bolts, an exhaust mechanism comprises a vacuum pump 9, an air inlet pipe is inserted on the inner wall of an air inlet of the vacuum pump 9, an exhaust pipe 7 is inserted on the inner wall of an air outlet of the vacuum pump 9, one end of the exhaust pipe 7 is positioned outside the fixed box 1, a solenoid valve 8 is fixed on the outer wall of one side of the exhaust pipe 7 through bolts, the solenoid valve 8 is positioned inside the fixed box 1, the vacuum pump 9 is started, the solenoid valve 7 is opened, gas inside the fixed box 1 is extracted and exhausted through the exhaust pipe 7, vacuum inside the fixed box 1 is ensured, then the vacuum pump 9 and the solenoid valve 7 are closed, a thermometer 4 can obtain real-time temperature inside the fixed box 1, a pressure gauge 2 can obtain real-time pressure, articulated on one side outer wall of fixed box 1 have chamber door 15, and it has the rectangle mouth to open on one side outer wall of chamber door 15, and it has observation window 16 to peg graft on one side inner wall of rectangle mouth, and the position that one side outer wall of chamber door 15 is close to observation window 16 has control panel 17 through the bolt fastening to present on the display screen through treater 6 with signal transmission to control panel 17, make things convenient for the staff to reachd experimental data, convenience simple to use.

The working principle is as follows: during the use, with equipment external power supply, then open fixed box 1, the surface of tray 14 is arranged in to the object that will await measuring, then close fixed box 1, then start vacuum pump 9, open solenoid valve 7, take out the gas of fixed box 1 inside, discharge by blast pipe 7, guarantee the vacuum of fixed box 1 inside, then close vacuum pump 9 and solenoid valve 7, thermometer 4 can reachd the inside real-time temperature of fixed box 1, manometer 2 can reachd the inside real-time pressure of fixed box 1, pressure sensor 11 reachs the pressure of the object that awaits measuring, and present on the display screen through treater 6 with signal transmission to control panel 17, make things convenient for the staff to reachd experimental data, convenience simple to use.

Example 2

Referring to fig. 4, a vacuum controller, in this embodiment, compared to embodiment 1, further includes a rubber pad 18, and the rubber pad 18 is adhered to the outer wall of the bottom of the fixing box 1.

The working principle is as follows: when the anti-skid device is used, the rubber pad 18 is arranged at the bottom of the fixing box 1, so that the anti-skid effect of the device is good, the device is prevented from sliding, and the stability of the device during working is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A vacuum controller comprises a fixed box (1) and an exhaust mechanism, and is characterized in that, the inner wall of the bottom of the fixed box (1) is fixedly connected with a fixed seat (10), the outer wall of the top of the fixed seat (10) close to four corners is fixedly connected with guide cylinders (12), guide columns (13) are inserted into the inner wall of the circumference of each guide cylinder (12), the outer walls of the tops of the four guide columns (13) are fixed with a same tray (14) through bolts, a pressure sensor (11) is fixed on the outer wall of the top of the fixed seat (10) through a bolt, the outer wall of the top of the pressure sensor (11) is contacted with the tray (14), a fixed loop bar (3) is fixedly connected on the inner wall of the top of the fixed box (1), a thermometer (4) is sleeved on the outer wall of one side of the fixed loop bar (3), one side of the outer wall of the top of the fixed box (1) is inserted with a pressure gauge (2).

2. A vacuum controller according to claim 1, characterized in that the control box (5) is fixed on one side of the inner wall of the fixed box (1) through bolts, and the processor (6) is fixed on the bottom inner wall of the control box (5) through bolts.

3. The vacuum controller according to claim 1, wherein the exhaust mechanism comprises a vacuum pump (9), an air inlet pipe is inserted into an inner wall of an air inlet of the vacuum pump (9), an exhaust pipe (7) is inserted into an inner wall of an air outlet of the vacuum pump (9), one end of the exhaust pipe (7) is located outside the fixed box (1), an electromagnetic valve (8) is fixed on an outer wall of one side of the exhaust pipe (7) through a bolt, and the electromagnetic valve (8) is located inside the fixed box (1).

4. The vacuum controller according to claim 1 or 2, wherein a door (15) is hinged to an outer wall of one side of the fixed box (1), a rectangular opening is formed in an outer wall of one side of the door (15), an observation window (16) is inserted into an inner wall of one side of the rectangular opening, and a control panel (17) is fixed to a position, close to the observation window (16), of the outer wall of one side of the door (15) through a bolt.

5. A vacuum control according to claim 4, characterized in that it further comprises a rubber pad (18), said rubber pad (18) being glued to the bottom outer wall of the stationary box (1).