CN210090121U - Sampling sealing device - Google Patents
Sampling sealing device Download PDFInfo
- Publication number
- CN210090121U CN210090121U CN201920654038.9U CN201920654038U CN210090121U CN 210090121 U CN210090121 U CN 210090121U CN 201920654038 U CN201920654038 U CN 201920654038U CN 210090121 U CN210090121 U CN 210090121U
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- China
- Prior art keywords
- sampling
- hole
- flange plate
- sealing sleeve
- sealing
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- 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
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Abstract
The utility model relates to a sampling sealing device belongs to environmental monitoring auxiliary assembly technical field. The utility model provides a sealed not tight problem that current sampling device exists. The utility model comprises a mounting flange plate, a sealing sleeve is arranged in the middle of the mounting flange plate, a plurality of mounting holes are uniformly arranged on the periphery of the mounting flange plate, the positions of the mounting holes are adapted to the positions of the fixing holes on the sampling hole reserved flange, and a sealing ring is arranged on one side of the mounting flange plate corresponding to the sampling hole reserved flange; the sampling gun hole is arranged in the middle of the sealing sleeve and is matched with the sampling gun, the sampling gun hole is conical, the small diameter of the conical sampling gun hole is arranged on one side of the sampling hole, and the sealing sleeve is made of medical silica gel.
Description
Technical Field
The utility model relates to a sampling sealing device belongs to environmental monitoring auxiliary assembly technical field.
Background
With the increasing strictness of the environmental protection requirements, the field sampling monitoring technology is applied more and more widely, and is a main method for the environmental protection acceptance of the ultra-low emission modification project.
In the fixed pollution source waste gas monitoring sampling process, when the sampling rifle was put into the flue sampling hole, there was certain clearance between sampling rifle and the sampling hole, and produce and leak out and influence the air coefficient and change and lead to the local formation to disturb the random flow, the sampling rifle is influenced and swings by the flue gas velocity of flow in the flue, produces the gap easily and leaks out, and final testing result causes the error. In order to prevent air leakage between the sampling gun and the sampling hole, a towel and cotton cloth are generally adopted for blocking. When the smoke of the flue forms positive pressure, the smell of sulfur dioxide in the smoke is pungent, the smoke influences the respiratory system of a human body, the blocking operation is difficult, the sealing effect is difficult to achieve, and when the smoke forms negative pressure and the pressure reaches above 300kpa, the negative pressure is high, and towels or cloth are easily sucked into the flue to cause influence. Meanwhile, the temperature of the flue gas is easy to cause ignition under the condition of high-temperature open fire. Affecting the sampling monitoring result.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned defect of the sealed existence of current sampling, provide a sampling sealing device, simple structure, reasonable in design, protection cooperation sampling rifle that can be fine carries out the sampling of flue gas, can not influence the monitoring result, and protection operator that simultaneously can be better realizes sealed function.
The utility model discloses an adopt following technical scheme to realize:
a sampling sealing device comprises an installation flange plate, wherein a sealing sleeve is arranged in the middle of the installation flange plate, a plurality of installation holes are uniformly formed in the periphery of the installation flange plate, the positions of the installation holes are matched with the positions of fixing holes in sampling hole reserved flanges, and a sealing ring is arranged on one side, corresponding to the sampling hole reserved flanges, of the installation flange plate;
the sampling gun hole is arranged in the middle of the sealing sleeve and is matched with the sampling gun, the sampling gun hole is conical, the small diameter of the conical sampling gun hole is arranged on one side of the sampling hole, and the sealing sleeve is made of medical silica gel.
Preferably, the sealing sleeve penetrates through the mounting flange plate, an outer clamping ring and an inner clamping ring are arranged on the sealing sleeve, the outer clamping ring and the inner clamping ring are clamped between the mounting flange plate and sleeved on the convex ring portion, and the convex ring portion is arranged at the center of the mounting flange plate;
the seal cover runs through the mounting flange plate and is arranged on two sides of the mounting flange plate, one side of the seal cover extending into the sampling hole is a seal cover deep portion, the other side of the seal cover is a seal cover outward-expanding portion, the seal cover deep portion extends into the sampling hole, and the outer diameter of the seal cover deep portion is smaller than the inner diameter of the sampling hole.
Further preferably, the sealing ring comprises an outer sealing ring and an inner sealing ring, and the mounting hole is formed between the outer sealing ring and the inner sealing ring.
Further preferably, the front end of the sampling gun hole is in clearance fit with the sampling gun, and the rear end of the sampling gun hole is in interference fit with the sampling gun.
Further preferably, the taper of the sampling gun hole is less than 1 to 20.
The utility model has the advantages that:
(1) the sampling sealing device fixes the sampling gun on the sampling hole through the mounting flange plate and the sealing sleeve, and seals the sampling gun through the sealing sleeve, thereby preventing leakage, not influencing the monitoring result, and more importantly protecting the personal safety of an operator;
(2) the utility model discloses a sampling sealing device, seal cover pass through outer snap ring and outer snap ring chucking at mounting flange board convex ring portion for the cooperation of seal cover and mounting flange board is inseparabler, the condition of revealing can not appear between two kinds of simultaneously, further improvement monitoring quality and personal safety;
(3) sampling sealing device, further increase sealed effect through establishing at the inboard external seal ring of mounting flange inboard, inner seal ring, prevent that gas from revealing from the mounting hole.
Drawings
FIG. 1 is a structural view of an embodiment of the present invention in use;
fig. 2 is a side view of an embodiment of the invention;
in the figure: 1. installing a flange plate; 2. mounting holes; 3. an outer seal ring; 4. an inner seal ring; 5. a seal sleeve outward-expanding part; 6. an outer snap ring; 7. a convex ring part; 8. a seal cartridge penetration portion; 9. an inner snap ring; 10. a sampling hole; 11. sampling a gun hole; 12. and a flange is reserved in the sampling hole.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-2, the sampling sealing device of the present invention comprises an installation flange plate 1, a sealing sleeve is disposed in the middle of the installation flange plate 1, a plurality of installation holes 2 are uniformly disposed on the periphery of the installation flange plate 1, the positions of the installation holes 2 are adapted to the positions of the fixing holes on the sampling hole reservation flange 12, and a sealing ring is disposed on one side of the installation flange plate 1 corresponding to the sampling hole reservation flange 12; the middle of the sealing sleeve is provided with a sampling gun hole 11, the sampling gun hole 11 is matched with a sampling gun, the sampling gun hole 11 is conical, the small diameter of the conical sampling gun hole 11 is arranged on one side of the sampling hole 10, and the sealing sleeve is made of medical silica gel. The sealing sleeve penetrates through the mounting flange plate 1, an outer clamping ring 6 and an inner clamping ring 9 are arranged on the sealing sleeve, the outer clamping ring 6 and the inner clamping ring 9 are clamped between the mounting flange plate 1 and sleeved on the convex ring part 7, and the convex ring part 7 is arranged at the center of the mounting flange plate 1; the sealing sleeve penetrates through the mounting flange plate 1 and is arranged on two sides of the mounting flange plate, one side of the sealing sleeve, which extends into the sampling hole 10, is a sealing sleeve deep portion 8, the other side of the sealing sleeve is a sealing sleeve outward-expanding portion 5, the sealing sleeve deep portion 8 extends into the sampling hole 10, and the outer diameter of the sealing sleeve deep portion 8 is smaller than the inner diameter of the sampling hole 10. The sealing ring comprises an outer sealing ring 3 and an inner sealing ring 4, and the mounting hole 2 is formed between the outer sealing ring 3 and the inner sealing ring 4. The front end of the sampling gun hole 11 is in clearance fit with the sampling gun, and the rear end of the sampling gun hole is in interference fit with the sampling gun. The taper of the sampling gun hole 11 should be less than 1 to 20.
The utility model discloses a use as follows: during the use, with the sampling rifle suit in the sealing boot, break through the sealing boot of sealing boot and expand portion 5 and the sealing boot deep part 8 outward, mounting flange plate 1 is fixed on sampling reservation flange 12 through mounting hole 2, compresses tightly the back through the bolt, and outer seal ring 3 and inner seal ring 4 are sealed with mounting flange plate 1 and sampling hole reservation flange 12, and the sampling rifle passes through the sealed sample of sealing boot.
The utility model discloses mainly apply to the place that the sampling rifle sealed the sample.
Of course, the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the embodiments of the present invention. The present invention is not limited to the above examples, and the technical field of the present invention is equivalent to the changes and improvements made in the actual range of the present invention, which should be attributed to the patent coverage of the present invention.
Claims (5)
1. A sampling seal, characterized by: the sampling hole pre-reserved flange comprises an installation flange plate (1), a sealing sleeve is arranged in the middle of the installation flange plate (1), a plurality of installation holes (2) are uniformly formed in the periphery of the installation flange plate (1), the positions of the installation holes (2) are matched with the positions of fixing holes in sampling hole pre-reserved flanges (12), and sealing rings are arranged on one sides, corresponding to the sampling hole pre-reserved flanges (12), of the installation flange plate (1);
the middle of the sealing sleeve is provided with a sampling gun hole (11), the sampling gun hole (11) is matched with a sampling gun, the sampling gun hole (11) is conical, the small diameter of the conical sampling gun hole (11) is arranged on one side of the sampling hole (10), and the sealing sleeve is made of medical silica gel.
2. The sampling seal of claim 1, wherein: the sealing sleeve penetrates through the mounting flange plate (1), an outer clamping ring (6) and an inner clamping ring (9) are arranged on the sealing sleeve, the outer clamping ring (6) and the inner clamping ring (9) are clamped in the middle of the mounting flange plate (1) and sleeved on the convex ring part (7), and the convex ring part (7) is arranged at the center of the mounting flange plate (1);
the sealing sleeve penetrates through the mounting flange plate (1) and is arranged on two sides of the mounting flange plate, one side of the sealing sleeve, which extends into the sampling hole (10), is a sealing sleeve deep portion (8), the other side of the sealing sleeve is a sealing sleeve outward-expanding portion (5), the sealing sleeve deep portion (8) extends into the sampling hole (10), and the outer diameter of the sealing sleeve deep portion (8) is smaller than the inner diameter of the sampling hole (10).
3. The sampling seal of claim 1, wherein: the sealing ring comprises an outer sealing ring (3) and an inner sealing ring (4), and the mounting hole (2) is formed between the outer sealing ring (3) and the inner sealing ring (4).
4. The sampling seal of claim 1, wherein: the front end of the sampling gun hole (11) is in clearance fit with the sampling gun, and the rear end of the sampling gun hole is in interference fit with the sampling gun.
5. The sampling seal of any of claims 1-4, wherein: the conicity of the sampling gun hole (11) is less than 1 to 20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920654038.9U CN210090121U (en) | 2019-05-06 | 2019-05-06 | Sampling sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920654038.9U CN210090121U (en) | 2019-05-06 | 2019-05-06 | Sampling sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210090121U true CN210090121U (en) | 2020-02-18 |
Family
ID=69477460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920654038.9U Expired - Fee Related CN210090121U (en) | 2019-05-06 | 2019-05-06 | Sampling sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210090121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111721587A (en) * | 2020-06-19 | 2020-09-29 | 岑良 | Pulmonary tuberculosis sampler |
-
2019
- 2019-05-06 CN CN201920654038.9U patent/CN210090121U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111721587A (en) * | 2020-06-19 | 2020-09-29 | 岑良 | Pulmonary tuberculosis sampler |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 |