CN206387483U - A kind of pneumatic weighing device - Google Patents
A kind of pneumatic weighing device Download PDFInfo
- Publication number
- CN206387483U CN206387483U CN201621468087.6U CN201621468087U CN206387483U CN 206387483 U CN206387483 U CN 206387483U CN 201621468087 U CN201621468087 U CN 201621468087U CN 206387483 U CN206387483 U CN 206387483U
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- China
- Prior art keywords
- piston
- piston cylinder
- cylinder
- boit
- annular stop
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of pneumatic weighing device, including meausring apparatus and feeder, the meausring apparatus includes a piston cylinder, piston is movably installed with piston cylinder, and piston is connected with piston boit, piston boit is extended on the outside of the upper end of piston cylinder, and sealing ring is cased with the outside of piston, determinand is placed on weighing plate by the utility model, now baroceptor measures pressure change, it just can so realize that the weight of determinand is calculated, this metering system is without complicated mechanical structure, therefore it is safer for the measurement of dangerous material, the annular stop circle of protrusion is installed with the outer wall of piston boit simultaneously, and the upper surface of piston cylinder is provided with the spacing preiection relative with annular stop circle, overweight determinand can be avoided the occurrence of using spacing preiection and annular stop circle equipment is caused to damage.
Description
Technical field
The utility model is related to weighing device, specifically a kind of pneumatic weighing device.
Background technology
Meausring apparatus has mechanical weighing device and electrical type weighing device at present, because the measurement for dangerous material comes
Say, existing electronic device is likely to result in the situation of inflammable thing burning and blast, for mechanical equipment,
Its precision and complexity are denounced by user, therefore are difficult to meet actual use demand.
Utility model content
The purpose of this utility model is to provide a kind of pneumatic weighing device, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：
A kind of pneumatic weighing device, including meausring apparatus and feeder, the meausring apparatus include a piston cylinder, living
Piston is movably installed with plug cylinder, and piston is connected with piston boit, piston boit is extended on the outside of the upper end of piston cylinder, passes through piston
Cylinder, piston and piston boit constitute and are cased with sealing ring on the outside of piston structure, and piston, so as to ensure the gas of whole piston structure
Close property；The inner chamber of the piston cylinder is connected with gas tube, and air inlet of the gas tube in piston cylinder inner chamber is located under piston
Orientation is put, and pressure regulation air valve is provided with gas tube, and the air pressure adjustment of piston cylinder inner chamber is realized using pressure regulation air valve；The piston cylinder
Intracavity bottom baroceptor is installed, and baroceptor passes through wire and connects pressure transmitter on the outside of piston cylinder, profit
The measurement of barometric information is realized with baroceptor；Weighing plate is installed with the top of the piston boit, by by determinand
It is placed on weighing plate, now baroceptor measures pressure change, just can so realizes that the weight of determinand is calculated；The piston
The annular stop circle of protrusion is installed with the outer wall of post, and the upper surface of piston cylinder is provided with the limit relative with annular stop circle
Position is raised, and can avoid the occurrence of overweight determinand using spacing preiection and annular stop circle causes to damage to equipment.
It is used as further program of the utility model：The inner chamber of the piston cylinder is also communicated with relief tube, and relief tube
End is provided with relief valve, and relief tube is located at the lower position of piston in the gas outlet of piston cylinder inner chamber.
It is used as the utility model further scheme：Pressure gauge is also equipped with the gas tube, using pressure gauge just
In the regulation for realizing initial pressure.
Compared with prior art, the beneficial effects of the utility model are：Determinand is placed on weighing plate by the utility model,
Now baroceptor measures pressure change, just can so realize that the weight of determinand is calculated, this metering system is without complicated
Mechanical structure, it is therefore safer for the measurement of dangerous material, while being installed with protrusion on the outer wall of piston boit
Annular stop circle, and the upper surface of piston cylinder is provided with the spacing preiection relative with annular stop circle, using spacing preiection and
Annular stop circle can avoid the occurrence of overweight determinand and equipment is caused to damage.
Brief description of the drawings
Fig. 1 is a kind of structural representation of pneumatic weighing device of the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of pneumatic weighing device, including meausring apparatus and supply dress
Put, the meausring apparatus includes being movably installed with piston in a piston cylinder 1, piston cylinder 1, and piston is connected with piston boit 2, piston
Post 2 is extended on the outside of the upper end of piston cylinder 1, and piston structure is constituted by piston cylinder 1, piston and piston boit 2, and piston is outer
Side is cased with sealing ring, so as to ensure the air-tightness of whole piston structure；The inner chamber of the piston cylinder 1 is connected with gas tube 4, and
Air inlet of the gas tube 4 in the inner chamber of piston cylinder 1, which is located on the lower position of piston, gas tube 4, is provided with pressure regulation air valve 6, utilizes
Pressure regulation air valve 6 realizes the air pressure adjustment of the inner chamber of piston cylinder 1；The intracavity bottom of the piston cylinder 1 is provided with baroceptor 9, and
Baroceptor 9 connects the pressure transmitter 10 in the outside of piston cylinder 1 by wire, and barometric information is realized using baroceptor 9
Measurement；The top of the piston boit 2 is installed with weighing plate 3, by the way that determinand is placed on weighing plate, now air pressure transmission
Sensor 9 measures pressure change, just can so realize that the weight of determinand is calculated；It is installed with the outer wall of the piston boit 2
The annular stop circle 11 of protrusion, and the upper surface of piston cylinder 1 is provided with the spacing preiection 12 relative with annular stop circle 11, utilizes limit
Position is raised and annular stop circle 11 can avoid the occurrence of overweight determinand and equipment is caused to damage.
The inner chamber of the piston cylinder 1 is also communicated with relief tube 7, and the end of relief tube 7 is provided with relief valve 8, relief tube 7
It is located at the lower position of piston in the gas outlet of the inner chamber of piston cylinder 1.
Pressure gauge 5 is also equipped with the gas tube 4, the regulation of initial pressure is easy to implement using pressure gauge 5.
Operation principle of the present utility model is：Determinand is placed on weighing plate, now baroceptor 9 measures pressure change
Change, just can so realize that the weight of determinand is calculated, mechanical structure of this metering system without complexity, therefore for dangerous material
Measurement for it is safer, while be installed with the annular stop circle 11 of protrusion on the outer wall of piston boit 2, and piston cylinder 1
Upper surface be provided with the spacing preiection 12 relative with annular stop circle 11, can be kept away using spacing preiection and annular stop circle 11
Exempt to occur overweight determinand equipment is caused to damage.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (3)
1. a kind of pneumatic weighing device, including meausring apparatus and feeder, the meausring apparatus include a piston cylinder, piston
It is movably installed with piston in cylinder, and piston is connected with piston boit, piston boit is extended on the outside of the upper end of piston cylinder, and piston is outer
Side is cased with sealing ring；Characterized in that, the inner chamber of the piston cylinder is connected with gas tube, and gas tube is in piston cylinder inner chamber
Air inlet, which is located on the lower position of piston, gas tube, is provided with pressure regulation air valve；The intracavity bottom of the piston cylinder is provided with gas
Pressure sensor, and baroceptor connects the pressure transmitter on the outside of piston cylinder by wire, the top of the piston boit is fixed
Weighing plate is installed；The annular stop circle of protrusion is installed with the outer wall of the piston boit, and the upper surface of piston cylinder is set
There is the spacing preiection relative with annular stop circle.
2. pneumatic weighing device according to claim 1, it is characterised in that the inner chamber of the piston cylinder is also communicated with pressure release
Pipe, and the end of relief tube is provided with relief valve, relief tube is located at the lower position of piston in the gas outlet of piston cylinder inner chamber.
3. pneumatic weighing device according to claim 1, it is characterised in that be also equipped with pressure gauge on the gas tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468087.6U CN206387483U (en) | 2016-12-29 | 2016-12-29 | A kind of pneumatic weighing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468087.6U CN206387483U (en) | 2016-12-29 | 2016-12-29 | A kind of pneumatic weighing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206387483U true CN206387483U (en) | 2017-08-08 |
Family
ID=59491122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621468087.6U Expired - Fee Related CN206387483U (en) | 2016-12-29 | 2016-12-29 | A kind of pneumatic weighing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206387483U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107811724A (en) * | 2017-12-05 | 2018-03-20 | 黄腾均 | Multi-functional ox Shelf for keeing |
| CN108744149A (en) * | 2018-04-12 | 2018-11-06 | 朱贤嫒 | A kind of severe medical use monitor device |
-
2016
- 2016-12-29 CN CN201621468087.6U patent/CN206387483U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107811724A (en) * | 2017-12-05 | 2018-03-20 | 黄腾均 | Multi-functional ox Shelf for keeing |
| CN108744149A (en) * | 2018-04-12 | 2018-11-06 | 朱贤嫒 | A kind of severe medical use monitor device |
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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: 20170808 Termination date: 20201229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |