CN204575394U - A kind of oil-refining chemical enterprise security environmental protection gas sampling assembly - Google Patents
A kind of oil-refining chemical enterprise security environmental protection gas sampling assembly Download PDFInfo
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- CN204575394U CN204575394U CN201520334108.4U CN201520334108U CN204575394U CN 204575394 U CN204575394 U CN 204575394U CN 201520334108 U CN201520334108 U CN 201520334108U CN 204575394 U CN204575394 U CN 204575394U
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- valve body
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Abstract
The utility model discloses a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly, comprise adsorption tanks, valve body and sampling ball, gas fairlead is set in valve body, sampling ball arranges sampling pipe, absorbing agent is loaded in adsorption tanks, in the middle part of valve body, also thief hatch is set, first annular seal space is also set, second annular seal space, 3rd annular seal space, first push rod, second push rod and the 3rd push rod, by hinged head rod, at the second push rod, sampling action is effectively delivered to valve body Sino-Russian position by the first cross bar and the second cross bar, realize the sealing to sample gas, ensure handling safety.The utility model has the following advantages compared to existing technology: the utility model adopts device by oil-refining chemical enterprise security environmental protection gas, realizes enclosed type gas sampling, reduces personal safety threat, reduces environmental pollution.
Description
Technical field
The utility model relates to oil-refining chemical production field, in particular a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly.
Background technology
In recent years, during domestic and international oil-refining chemical enterprise gas sampling, a lot of Poisoning choke event occurs, causes casualties, adopt device because mostly present sampling process is opening, sampling process produces environment to be polluted, and brings hidden danger to security context.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly.
The utility model is achieved through the following technical solutions: a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly, comprise adsorption tanks, valve body and sampling ball, gas fairlead is set in valve body, gas fairlead runs through valve body, the bottom of gas fairlead is inserted in adsorption tanks, sampling ball arranges sampling pipe, absorbing agent is loaded in adsorption tanks, it is characterized in that: in the middle part of valve body, also thief hatch is set, thief hatch is the tubulose of hollow, be communicated with gas fairlead bottom thief hatch, in valve body, the second annular seal space is also set, second ball sealer is set in the second annular seal space, second push rod and the second back-moving spring, second ball sealer withstands on bottom thief hatch and plays sealing function by the second back-moving spring, second ball sealer is arranged on the top of the second push rod, the tail end of the second push rod reaches outside valve body through the second annular seal space, the valve body on the second annular seal space top also arranges the first annular seal space, first ball sealer is set in the first annular seal space, first push rod and the first back-moving spring, first ball sealer release is blocked gas fairlead and is played sealing function by the first back-moving spring, first ball sealer is arranged on the top of the first push rod, the tail end of the first push rod reaches outside valve body through valve body, valve body below the second annular seal space is also arranged the 3rd annular seal space, 3rd ball sealer is set in the 3rd annular seal space, 3rd push rod and the 3rd back-moving spring, 3rd annular seal space is across gas fairlead both sides, 3rd ball sealer is released by the 3rd back-moving spring can ensure that gas fairlead is unimpeded, 3rd ball sealer is arranged on the top of the 3rd push rod, the tail end of the 3rd push rod reaches outside valve body through valve body, first push rod, second push rod and the 3rd push rod all stretch out from the side of valve body, hinged head rod between the first push rod afterbody and the afterbody of the second push rod, hinged second connecting link between the afterbody and the afterbody of the 3rd push rod of the second push rod, also comprise the first cross bar and the second cross bar, one end of first cross bar is fixed on the other end on valve body and is hinged in the middle part of head rod, second cross bar one end is fixed on the other end on valve body and is hinged in the middle part of the second connecting link.
As further improvement of these options, first sealing gasket is set in the first annular seal space, first sealing gasket is arranged on the side that the first annular seal space contacts with the first push rod, second sealing gasket is set in the second annular seal space, second sealing gasket is arranged on the side that the second annular seal space contacts with the second push rod, arrange the 3rd sealing gasket in 3rd annular seal space, the 3rd sealing gasket is arranged on the side that the 3rd annular seal space contacts with the 3rd push rod.
As further improvement of these options, adsorption tanks arrange end socket, end socket is sealed by closure stud.
As further improvement of these options, the port part of thief hatch axially extends outward boss perpendicular to it, and sampling ball arranges snap fit, and during sampling, snap fit can fasten boss and prevent sampling ball from being gone out by air pressure.
As further improvement of these options, the side on sampling pipe top arranges air intake opening.
As further improvement of these options, oversampling seal is set in the tube chamber of thief hatch port part.
The utility model has the following advantages compared to existing technology: the utility model adopts device by oil-refining chemical enterprise security environmental protection gas, realizes enclosed type gas sampling, reduces personal safety threat, reduces environmental pollution.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below embodiment of the present utility model is elaborated; the present embodiment is implemented under premised on technical solutions of the utility model; give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
As shown in Figure 1, a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly, comprise adsorption tanks 1, valve body 2 and sampling ball 3, gas fairlead 21 is set in valve body 2, gas fairlead 21 runs through valve body 2, the bottom of gas fairlead 21 is inserted in adsorption tanks 1, sampling ball 3 arranges sampling pipe 31, absorbing agent 13 is loaded in adsorption tanks 1, it is characterized in that: in the middle part of valve body 2, thief hatch 8 is also set, the tubulose of thief hatch 8 in hollow, be communicated with gas fairlead 21 bottom thief hatch 8, second annular seal space 5 is also set in the body 2, second ball sealer 52 is set in second annular seal space 5, second push rod 54 and the second back-moving spring 51, second ball sealer 52 withstands on bottom thief hatch 8 and plays sealing function by the second back-moving spring 51, second ball sealer 52 is arranged on the top of the second push rod 54, the tail end of the second push rod 54 reaches outside valve body 2 through the second annular seal space 5, the valve body 2 on the second annular seal space 5 top also arranges the first annular seal space 6, first ball sealer 62 is set in first annular seal space 6, first push rod 64 and the first back-moving spring 61, first ball sealer 62 release is blocked gas fairlead 21 and is played sealing function by the first back-moving spring 61, first ball sealer 62 is arranged on the top of the first push rod 64, the tail end of the first push rod 64 reaches outside valve body 2 through valve body 2, valve body 2 below the second annular seal space 5 is also arranged the 3rd annular seal space 4, 3rd ball sealer 42 is set in the 3rd annular seal space 4, 3rd push rod 44 and the 3rd back-moving spring 41, 3rd annular seal space 4 is across gas fairlead 21 both sides, 3rd ball sealer 42 is released by the 3rd back-moving spring 41 can ensure that gas fairlead 21 is unimpeded, 3rd ball sealer 42 is arranged on the top of the 3rd push rod 44, the tail end of the 3rd push rod 44 reaches outside valve body 2 through valve body 2, first push rod 64, second push rod 54 and the 3rd push rod 44 all stretch out from the side of valve body 2, hinged head rod 73 between the first push rod 64 afterbody and the afterbody of the second push rod 54, hinged second connecting link 74 between the afterbody and the afterbody of the 3rd push rod 44 of the second push rod 54, also comprise the first cross bar 71 and the second cross bar 72, one end of first cross bar 71 is fixed on the other end on valve body 2 and is hinged in the middle part of head rod 73, second cross bar 72 one end is fixed on the other end on valve body 2 and is hinged in the middle part of the second connecting link 74.By above-mentioned design, after sampling pipe 31 injects thief hatch 8, push the second ball sealer 52, by the acting in conjunction of the second push rod 54, head rod 73, second connecting link 74, first cross bar 71, second cross bar 72, action is delivered to the first push rod 64 and the 3rd push rod 44, first ball sealer 62 and the 3rd ball sealer 42 are pushed away initial position, the 3rd ball sealer 42 is made to block gas fairlead 21 bottom, gas fairlead 21 top opened by first ball sealer 62, and gas to be detected can flow in sampling ball 3 smoothly; After sampling pipe 31 is extracted, under the effect of the first back-moving spring 61, second back-moving spring 51 and the 3rd back-moving spring 41, first ball sealer 62, second ball sealer 52 and the 3rd ball sealer 42 reset, shutoff thief hatch 8 and gas fairlead 21 top, open gas fairlead 21 bottom, gas remaining in gas fairlead 21 is entered in adsorption tanks 1.Design like this, in the process of whole gas sampling, is sampled gas and is in all the time in sealed environment, stopped the leakage of gas, thus protected operating personnel to greatest extent, reduced the infringement to environment simultaneously.
First sealing gasket 63 is set in first annular seal space 6, first sealing gasket 63 is arranged on the side that the first annular seal space 6 contacts with the first push rod 64, second sealing gasket 53 is set in second annular seal space 5, second sealing gasket 53 is arranged on the side that the second annular seal space 5 contacts with the second push rod 54, arrange the 3rd sealing gasket the 43, three sealing gasket 43 in 3rd annular seal space 4 to be arranged on the side that the 3rd annular seal space 4 contacts with the 3rd push rod 44.By the design of sealing gasket, prevent gas from escaping from the gap between annular seal space and push rod, prevent the phenomenon of " evaporating, emitting, dripping or leaking of liquid or gas " further.
Adsorption tanks 1 are arranged end socket 11, end socket 11 is sealed by closure stud 12.Absorbing agent 13 in adsorption tanks 1 has certain serviceable life, when band adsorbent needs to change, can change absorbing agent 13 by end socket 11.
The port part of thief hatch 8 axially extends outward boss 81 perpendicular to it, and sampling ball 3 arranges snap fit 33, and during sampling, snap fit 33 can fasten boss 81 and prevent sampling ball 3 from being gone out by air pressure.Sampling environment is all generally high pressure vessel, and sampling ball 3 is often gone out by high pressure, causes sampling inconvenient, even endangers handling safety, by arranging snap fit 33, sampling ball 3 firmly can be fastened, preventing the generation of this type of event.
The side on sampling pipe 31 top arranges air intake opening 32.The top of sampling pipe 31 needs to push the second ball sealer 52, and often because the extruding of the second ball sealer 52 causes mouth of pipe shutoff, sampling inconvenience, by arranging air intake opening 32 in side, sampling pipe 31 top, efficiently solves such volume problem, ensures sampling efficiency.
Oversampling seal 82 is set in the tube chamber of thief hatch 8 port part.O-ring seal 82 can prevent sample gas from escaping from thief hatch 8, the security of further assurance device.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. an oil-refining chemical enterprise security environmental protection gas sampling assembly, comprise adsorption tanks, valve body and sampling ball, gas fairlead is set in described valve body, described gas fairlead runs through valve body, the bottom of described gas fairlead is inserted in adsorption tanks, described sampling ball arranges sampling pipe, absorbing agent is loaded in described adsorption tanks, it is characterized in that: in the middle part of described valve body, also thief hatch is set, thief hatch is the tubulose of hollow, be communicated with described gas fairlead bottom described thief hatch, in described valve body, the second annular seal space is also set, in described second annular seal space, the second ball sealer is set, second push rod and the second back-moving spring, described second ball sealer withstands on bottom thief hatch and plays sealing function by described second back-moving spring, second ball sealer is arranged on the top of the second push rod, the tail end of the second push rod reaches outside valve body through the second annular seal space, the valve body on the second annular seal space top also arranges the first annular seal space, first ball sealer is set in the first annular seal space, first push rod and the first back-moving spring, described first ball sealer release is blocked gas fairlead and is played sealing function by described first back-moving spring, first ball sealer is arranged on the top of the first push rod, the tail end of the first push rod reaches outside valve body through valve body, valve body below the second annular seal space is also arranged the 3rd annular seal space, 3rd ball sealer is set in the 3rd annular seal space, 3rd push rod and the 3rd back-moving spring, described 3rd annular seal space is across gas fairlead both sides, described 3rd ball sealer is released by described 3rd back-moving spring can ensure that gas fairlead is unimpeded, 3rd ball sealer is arranged on the top of the 3rd push rod, the tail end of the 3rd push rod reaches outside valve body through valve body, described first push rod, second push rod and the 3rd push rod all stretch out from the side of described valve body, hinged head rod between the first push rod afterbody and the afterbody of the second push rod, hinged second connecting link between the afterbody and the afterbody of the 3rd push rod of described second push rod, also comprise the first cross bar and the second cross bar, one end of first cross bar is fixed on the other end on valve body and is hinged in the middle part of head rod, second cross bar one end is fixed on the other end on valve body and is hinged in the middle part of the second connecting link.
2. a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly as claimed in claim 1, it is characterized in that: in described first annular seal space, the first sealing gasket is set, described first sealing gasket is arranged on the side that the first annular seal space contacts with the first push rod, in described second annular seal space, the second sealing gasket is set, described second sealing gasket is arranged on the side that the second annular seal space contacts with the second push rod, arrange the 3rd sealing gasket in described 3rd annular seal space, described 3rd sealing gasket is arranged on the side that the 3rd annular seal space contacts with the 3rd push rod.
3. a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly as claimed in claim 1, it is characterized in that: described adsorption tanks arrange end socket, described end socket is sealed by closure stud.
4. a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly as claimed in claim 1, it is characterized in that: the port part of described thief hatch axially extends outward boss perpendicular to it, described sampling ball arranges snap fit, during sampling, described snap fit can fasten described boss and prevent sampling ball from being gone out by air pressure.
5. a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly as claimed in claim 1, is characterized in that: the side on described sampling pipe top arranges air intake opening.
6. a kind of oil-refining chemical enterprise security environmental protection gas sampling assembly as claimed in claim 1, is characterized in that: in the tube chamber of described thief hatch port part, arrange oversampling seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520334108.4U CN204575394U (en) | 2015-05-22 | 2015-05-22 | A kind of oil-refining chemical enterprise security environmental protection gas sampling assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520334108.4U CN204575394U (en) | 2015-05-22 | 2015-05-22 | A kind of oil-refining chemical enterprise security environmental protection gas sampling assembly |
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| CN204575394U true CN204575394U (en) | 2015-08-19 |
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| CN201520334108.4U Active CN204575394U (en) | 2015-05-22 | 2015-05-22 | A kind of oil-refining chemical enterprise security environmental protection gas sampling assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030119A (en) * | 2018-07-04 | 2018-12-18 | 无锡南理工科技发展有限公司 | A kind of oil-refining chemical enterprise security environmental protection gas sampling assembly and its application method |
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2015
- 2015-05-22 CN CN201520334108.4U patent/CN204575394U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030119A (en) * | 2018-07-04 | 2018-12-18 | 无锡南理工科技发展有限公司 | A kind of oil-refining chemical enterprise security environmental protection gas sampling assembly and its application method |
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