CN211403807U - Solid pressure demonstration instrument - Google Patents
Solid pressure demonstration instrument Download PDFInfo
- Publication number
- CN211403807U CN211403807U CN201922016400.2U CN201922016400U CN211403807U CN 211403807 U CN211403807 U CN 211403807U CN 201922016400 U CN201922016400 U CN 201922016400U CN 211403807 U CN211403807 U CN 211403807U
- Authority
- CN
- China
- Prior art keywords
- tube
- liquid display
- liquid
- frame
- 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.)
- Expired - Fee Related
Links
- 239000007787 solid Substances 0.000 title claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 239000004033 plastic Substances 0.000 claims abstract description 17
- 238000001802 infusion Methods 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims abstract description 6
- 230000037431 insertion Effects 0.000 claims abstract description 6
- 238000002627 tracheal intubation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The solid pressure demonstration instrument is a teaching instrument, meets the teaching requirement to a certain extent, and comprises a rubber plug, a liquid display agent, a liquid display tube, a fixed seat, a transfusion tube, a fixed frame, a hard plastic tube, a rubber band, an air bag, a bracket and a frame, wherein the rubber plug is plugged in a top port of the liquid display tube, the liquid display agent is filled in the liquid display tube, a bottom end insertion tube of the liquid display tube is fixed in an insertion hole of the fixed seat, and a display mark of the liquid display agent is marked on the outer tube wall of the liquid display tube; the air bag is arranged in the frame, and the frame is fixed on the bracket; the air bag is filled with liquid; one end opening of the air bag is inserted with a hard plastic pipe and is wound and fixed by a rubber band; the hard plastic pipe is connected to the fixing frame; one end of the infusion tube is connected with the hard plastic tube, and the other end of the infusion tube is connected with the insertion tube at the bottom end of the liquid display tube.
Description
Technical Field
The utility model relates to a teaching aid, especially solid pressure demonstration appearance.
Background
In the middle school physics teaching process, a physical concept of pressure intensity exists, teaching from books is abstract, and students cannot understand easily.
Disclosure of Invention
The utility model aims at providing a teaching is directly perceived, the solid pressure demonstration appearance of being convenient for understand, it has satisfied the needs of teaching to a certain extent, the utility model aims at realizing like this, it includes rubber stopper, liquid indicator, liquid display pipe, fixing base, transfer line, mount, hard plastic tubing, rubber band, gasbag, support, frame, the intraoral stopper that has filled of top of liquid display pipe has the rubber stopper, fills liquid indicator in its liquid display pipe, and the bottom intubate of liquid display pipe is fixed in the jack of fixing base, and the mark has the display mark of liquid indicator on the outer pipe wall of liquid display pipe.
The air bag is arranged in the frame, and the frame is fixed on the bracket; the air bag is filled with liquid; one end opening of the air bag is inserted with a hard plastic pipe and is wound and fixed by a rubber band; the hard plastic pipe is connected with the fixing frame.
One end of the infusion tube is connected with the hard plastic tube, and the other end of the infusion tube is connected with the insertion tube at the bottom end of the liquid display tube.
The utility model discloses an application method is, acts on the gasbag with certain power, and liquid in the gasbag will flow to the liquid display tube, has the volume mark on the outer wall of liquid display tube, just can calculate the size of pressure according to the mark of liquid at the liquid display tube.
The utility model has the following significance: the utility model has simple structure and convenient operation; the teaching is visual, and is convenient for students to understand.
Drawings
Fig. 1 is a schematic structural diagram of a solid pressure demonstration instrument, and in the diagram, 1, a rubber stopper 2, a liquid display tube 3, a liquid display agent 4, a fixed seat 5, an infusion tube 6, a fixed frame 7, a hard plastic tube 8, a rubber band 9, an air bag 10, a bracket 11 and a frame are shown.
Detailed Description
In the embodiment 2, the air bag 9 is arranged in a frame 11, and the frame 11 is fixed on a bracket 10; the air bag 9 is filled with liquid; a hard plastic tube 7 is inserted into one port of the air bag 9 and is wound and fixed by a rubber band 8; a rigid plastic tube 7 is attached to the mounting frame 6.
In example 3, one end of the infusion tube 5 is connected to a rigid plastic tube 7, and the other end thereof is connected to a cannula at the bottom end of the liquid display tube 2.
Claims (3)
1. Solid pressure demonstration appearance, it includes rubber stopper (1), liquid display tube (2), liquid indicator (3), fixing base (4), transfer line (5), mount (6), hard plastic pipe (7), rubber band (8), gasbag (9), support (10), frame (11), characterized by: the top port of the liquid display tube (2) is internally plugged with a rubber plug (1), a liquid display agent (3) is filled in the liquid display tube (2), the bottom end insertion tube of the liquid display tube (2) is fixed in the insertion hole of the fixed seat (4), and the outer tube wall of the liquid display tube (2) is marked with a display mark of the liquid display agent (3).
2. The solid pressure demonstration instrument of claim 1 wherein: the air bag (9) is arranged in the frame (11), and the frame (11) is fixed on the bracket (10); the air bag (9) is filled with liquid; a hard plastic tube (7) is inserted into one end opening of the air bag (9) and is wound and fixed by a rubber band (8); the hard plastic tube (7) is connected with the fixed frame (6).
3. The solid pressure demonstration instrument of claim 1 wherein: one end of the infusion tube (5) is connected with the hard plastic tube (7), and the other end of the infusion tube is connected with the intubation tube at the bottom end of the liquid display tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922016400.2U CN211403807U (en) | 2019-11-21 | 2019-11-21 | Solid pressure demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922016400.2U CN211403807U (en) | 2019-11-21 | 2019-11-21 | Solid pressure demonstration instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211403807U true CN211403807U (en) | 2020-09-01 |
Family
ID=72215972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922016400.2U Expired - Fee Related CN211403807U (en) | 2019-11-21 | 2019-11-21 | Solid pressure demonstration instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211403807U (en) |
-
2019
- 2019-11-21 CN CN201922016400.2U patent/CN211403807U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |