CN201697868U - Carbon dioxide absorption tube with switching device - Google Patents
Carbon dioxide absorption tube with switching device Download PDFInfo
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- CN201697868U CN201697868U CN2010202022144U CN201020202214U CN201697868U CN 201697868 U CN201697868 U CN 201697868U CN 2010202022144 U CN2010202022144 U CN 2010202022144U CN 201020202214 U CN201020202214 U CN 201020202214U CN 201697868 U CN201697868 U CN 201697868U
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- carbon dioxide
- switching device
- dioxide absorption
- absorption tube
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Abstract
The utility model discloses a carbon dioxide absorption tube with a switching device. A first channel, a second channel and a third channel are arranged in the switching device of the carbon dioxide absorption tube; one ends of the first channel, the second channel and the third channel are respectively communicated with the outside, and the other ends are communicated with one another inside the switching device; a gate valve is arranged at the communication position of the first channel, the second channel and the third channel; the gate valve is blocked at the port of the first channel at a first position, and the second channel is communicated with the third channel; the gate valve is blocked at the port of the second channel at a second position, and the first channel is communicated with the third channel. In the embodiment of the utility model, when a gas machine detects carbon dioxide and gas concentration, a gas inlet tube does not need to be repeatedly inserted into or pulled out from the interface of the carbon dioxide absorption tube, the gas inlet tube of the gas machine is effectively protected, the service life is extended, and the operation of the detection process is simple.
Description
Technical field
The utility model relates to the checkout equipment technical field, relates in particular to the carbon dioxide absorption tube that has switching device shifter.
Background technology
Under mine, modal harmful gas is gas and carbon dioxide, and therefore the accurate detection for these two kinds of harmful gases promptly becomes one of important process that ensures job safety under the operating personnel ore deposit.
In the prior art, can comprise following a few step for the detection of these two kinds of harmful gases: as shown in Figure 1, the draft tube A of optics gas detector (hereinafter to be referred as the gas machine) inserts the interface B of carbon dioxide absorption tube, in order to measure the concentration of gas; The air intake opening A of gas machine extracts the interface B of carbon dioxide absorption tube, in order to measure mixed gas concentration; The concentration of use mixed gas deducts the concentration of the gas that has coefficient, is concentration of carbon dioxide.
Yet when detecting two kinds of harmful gases, the interface of carbon dioxide absorption tube need often be inserted, be extracted to the draft tube of gas machine, cumbersome, but also can be because the number of times that inserts, extracts too much causes aging, the gas leakage of the draft tube of gas machine, thereby influence the accuracy of measurement result, the safety of operation under the more serious meeting infringement operating personnel ore deposit.
The utility model content
The utility model provides a kind of carbon dioxide absorption tube that has switching device shifter; in order to solve defective of the prior art; realized that the gas machine is when measuring carbon dioxide and gas density; do not need repeatedly its draft tube to be inserted repeatedly, extracted the interface of carbon dioxide absorption tube; effectively protected the draft tube of gas machine; prolong its life-span, and make that the mensuration process operation is very easy.
The utility model provides a kind of carbon dioxide absorption tube that has switching device shifter, and switching device shifter inside has first passage, second channel and third channel; One end of first passage, second channel and third channel is in communication with the outside respectively, the other end communicates with each other in switching device shifter inside; Be provided with a gate valve at the place of communicating with each other of first passage, second channel and third channel; Backstop is in the port of first passage on primary importance for gate valve, and this moment, second channel and third channel communicated with each other; Backstop is in the port of second channel on the second place for gate valve, and this moment, first passage and third channel communicated with each other.
The aforesaid carbon dioxide absorption tube that has switching device shifter, gate valve on the 3rd position backstop in the port of third channel.
The aforesaid carbon dioxide absorption tube that has switching device shifter, first passage links to each other with the interface of carbon dioxide absorption tube, and third channel links to each other with the draft tube of gas machine; Perhaps,
Second channel links to each other with the interface of carbon dioxide absorption tube, and third channel links to each other with the draft tube of gas machine.
The aforesaid carbon dioxide absorption tube that has switching device shifter, switching device shifter also comprises: link, be used for the manual components of control sluice valve position with gate valve, manual components is positioned at the outer surface of switching device shifter.
The aforesaid carbon dioxide absorption tube that has switching device shifter, first passage, second channel and third channel are positioned at same plane, and the angle between first passage and the second channel is 90 degree, angle between first passage and the third channel is 180 degree, and the angle between second channel and the third channel is 90 degree.
The carbon dioxide absorption tube that has switching device shifter that the utility model provides; by switching device shifter carbon dioxide absorption tube, gas machine are linked together; realized that the gas machine is when measuring carbon dioxide and gas density; do not need repeatedly its draft tube to be inserted repeatedly, extracted the interface of carbon dioxide absorption tube; effectively protected the draft tube of gas machine; prolong its life-span, and make that the mensuration process operation is very easy.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The carbon dioxide absorption tube that provides in the prior art and the syndeton synoptic diagram between the gas machine are provided Fig. 1;
The synoptic diagram of the switching device shifter of the carbon dioxide absorption tube that has switching device shifter that Fig. 2 provides for the utility model embodiment one;
Fig. 3 is the cut-open view of Fig. 2;
Structural representation after carbon dioxide absorption tube that has switching device shifter that Fig. 4 provides for the utility model embodiment one and gas machine connect;
Structural representation after carbon dioxide absorption tube that has switching device shifter that Fig. 5 provides for the utility model embodiment one and gas machine connect.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of carbon dioxide absorption tube that has switching device shifter, and this switching device shifter inside has first passage, second channel, third channel; Wherein, an end of first passage, second channel, third channel be in communication with the outside respectively, the other end switching device shifter inner with communicate with each other; Be provided with a gate valve at the place of communicating with each other of first passage, second channel, third channel; Backstop is in the port of first passage on primary importance for this gate valve, and second channel and third channel communicate with each other; Backstop is in the port of second channel on the second place for this gate valve, and first passage and third channel communicate with each other.
The carbon dioxide absorption tube that has switching device shifter that the utility model embodiment provides, as shown in Figures 2 and 3, this switching device shifter comprises: first passage 1, second channel 2 and third channel 3; Wherein, an end of first passage 1, second channel 2, third channel 3 be in communication with the outside respectively, the other end switching device shifter inner with communicate with each other; Be provided with a gate valve 4 at the place of communicating with each other of first passage 1, second channel 2, third channel 3; Backstop is in the port of first passage 1 on primary importance for this gate valve 4, and second channel 2 communicates with each other with third channel 3; Backstop is in the port of second channel 2 on the second place for this gate valve 4, and first passage 1 communicates with each other with third channel 3.
The aforesaid carbon dioxide absorption tube that has switching device shifter, wherein, gate valve 4 on the 3rd position backstop in the port of third channel 3.
The aforesaid carbon dioxide absorption tube that has switching device shifter, under a kind of embodiment, first passage 1 links to each other with the interface of carbon dioxide absorption tube, and third channel 3 links to each other with the draft tube of gas machine; Perhaps, under another kind of embodiment, second channel 2 links to each other with the interface of carbon dioxide absorption tube, and third channel 3 links to each other with the draft tube of gas machine.
The aforesaid carbon dioxide absorption tube that has switching device shifter, this switching device shifter also comprises: with gate valve 4 interlock, be used to control the manual components 5 of the position of gate valve 4, this manual components 5 is positioned at the outer surface of switching device shifter.
The aforesaid carbon dioxide absorption tube that has switching device shifter, this first passage 1, second channel 2, third channel 3 are positioned at same plane, and the angle between first passage 1 and the second channel 2 is 90 degree, angle between first passage 1 and the third channel 3 is 180 degree, and the angle between second channel 2 and the third channel 3 is 90 degree.
Need to prove that for the ease of connecting with gas machine draft tube, carbon dioxide absorption tube interface, first passage 1, second channel 2 or third channel 3 also can extend to the outside of switching device shifter.
Wherein, the aforesaid carbon dioxide absorption tube that has switching device shifter, as shown in Figure 4 and Figure 5, this switching device shifter utilizes the interface of its first passage 1 and carbon dioxide absorption tube to connect, utilize after its third channel 3 connects with the gas machine, can utilize the position of manual components 5 control gate valves 4, it is switched between a plurality of positions.Backstop is in the port of first passage 1 when gate valve 4 is positioned at its primary importance, and second channel 2 is interconnected with third channel 3, and what this moment, the gas machine was measured is the concentration of mixed gas; Backstop is in the port of second channel 2 when gate valve 4 is positioned at its second place; first passage 1 is interconnected with third channel 3; what this moment, the gas machine was measured is gas density; do not need to carry out Plug Action in the mensuration process; effectively protected the draft tube of gas machine; prolong its life-span, and make that the mensuration process operation is very easy.Whether backstop is in the port of third channel 3 when gate valve 4 is positioned at its 3rd position, and gas machine draft tube is blocked fully, can detect the gas machine and leak gas.
The utility model embodiment provides a kind of carbon dioxide absorption tube that has switching device shifter; by switching device shifter carbon dioxide absorption tube, gas machine are linked together; realized that the gas machine is when measuring carbon dioxide and gas density; do not need repeatedly its draft tube to be inserted repeatedly, extracted the interface of carbon dioxide absorption tube; effectively protected the draft tube of gas machine; prolong its life-span, and make that the mensuration process operation is very easy.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (5)
1. a carbon dioxide absorption tube that has switching device shifter is characterized in that, switching device shifter inside has first passage, second channel and third channel; One end of first passage, second channel and third channel is in communication with the outside respectively, the other end communicates with each other in switching device shifter inside; Be provided with a gate valve at the place of communicating with each other of first passage, second channel and third channel; Backstop is in the port of first passage on primary importance for gate valve, and this moment, second channel and third channel communicated with each other; Backstop is in the port of second channel on the second place for gate valve, and this moment, first passage and third channel communicated with each other.
2. the carbon dioxide absorption tube that has switching device shifter according to claim 1 is characterized in that, gate valve on the 3rd position backstop in the port of third channel.
3. the carbon dioxide absorption tube that has switching device shifter according to claim 1 and 2 is characterized in that, first passage links to each other with the interface of carbon dioxide absorption tube, and third channel links to each other with the draft tube of gas machine; Perhaps,
Second channel links to each other with the interface of carbon dioxide absorption tube, and third channel links to each other with the draft tube of gas machine.
4. the carbon dioxide absorption tube that has switching device shifter according to claim 1 is characterized in that switching device shifter also comprises: link, be used for the manual components of control sluice valve position with gate valve, manual components is positioned at the outer surface of switching device shifter.
5. according to the arbitrary described carbon dioxide absorption tube that has switching device shifter of claim 1 to 4, it is characterized in that, first passage, second channel and third channel are positioned at same plane, and the angle between first passage and the second channel is 90 degree, angle between first passage and the third channel is 180 degree, and the angle between second channel and the third channel is 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202022144U CN201697868U (en) | 2010-05-18 | 2010-05-18 | Carbon dioxide absorption tube with switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202022144U CN201697868U (en) | 2010-05-18 | 2010-05-18 | Carbon dioxide absorption tube with switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201697868U true CN201697868U (en) | 2011-01-05 |
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ID=43399115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202022144U Expired - Fee Related CN201697868U (en) | 2010-05-18 | 2010-05-18 | Carbon dioxide absorption tube with switching device |
Country Status (1)
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| CN (1) | CN201697868U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104020022A (en) * | 2013-12-23 | 2014-09-03 | 中国科学院东北地理与农业生态研究所 | Pretreatment device for assaying stable-carbon isotopes in carbon dioxide |
| CN114755325A (en) * | 2022-03-30 | 2022-07-15 | 国能神东煤炭集团有限责任公司 | Mine gas inspection system, control method and electronic equipment |
| CN114791474A (en) * | 2022-03-30 | 2022-07-26 | 国能神东煤炭集团有限责任公司 | Vehicle-mounted roadway gas measuring system, control method and electronic equipment |
-
2010
- 2010-05-18 CN CN2010202022144U patent/CN201697868U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104020022A (en) * | 2013-12-23 | 2014-09-03 | 中国科学院东北地理与农业生态研究所 | Pretreatment device for assaying stable-carbon isotopes in carbon dioxide |
| CN104020022B (en) * | 2013-12-23 | 2019-02-19 | 中国科学院东北地理与农业生态研究所 | The pretreating device of carbon stable isotope measurement in a kind of carbon dioxide |
| CN114755325A (en) * | 2022-03-30 | 2022-07-15 | 国能神东煤炭集团有限责任公司 | Mine gas inspection system, control method and electronic equipment |
| CN114791474A (en) * | 2022-03-30 | 2022-07-26 | 国能神东煤炭集团有限责任公司 | Vehicle-mounted roadway gas measuring system, control method and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20140518 |