CN217173289U - Pneumatic clamping jaw type sliding sealing device for closed unloading of tank car - Google Patents
Pneumatic clamping jaw type sliding sealing device for closed unloading of tank car Download PDFInfo
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- CN217173289U CN217173289U CN202123155558.1U CN202123155558U CN217173289U CN 217173289 U CN217173289 U CN 217173289U CN 202123155558 U CN202123155558 U CN 202123155558U CN 217173289 U CN217173289 U CN 217173289U
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Abstract
The utility model discloses a pneumatic jack catch formula sliding seal device for airtight unloading of tank car, this a pneumatic jack catch formula sliding seal device for airtight unloading of tank car, including the installation apron, still include: the oil-submersible pump oil-out pipe is arranged in the sliding pipe, and a stop plate and a stop gasket are arranged on the side wall of the sliding pipe; the sealing mechanism is arranged between the sliding pipe and the mounting cover plate; the clamping jaw locking device is arranged on the mounting cover plate and can tightly attach the sealing colloid to the tank opening; the sealing mechanism comprises a sliding guide pipe, a gland and a sealing bottom lining sleeve; the device closely laminates seal cap and jar mouth through cylinder drive jack catch, seals through the packing and realizes sliding part's sealed, and oil-submersible pump business turn over oil pipe sets up in the slip main pipe, reduces the leakage point, guarantees sealedly.
Description
Technical Field
The utility model relates to a sliding seal technical field specifically is a pneumatic jack catch formula sliding seal device for airtight unloading of tank car.
Background
Along with the increase of the national environmental pollution treatment intensity and the increasing importance of oil gas recovery by owners, in the loading and unloading process of volatile chemical engineering media, the released oil gas is easy to volatilize to cause atmospheric pollution, so that a sealing device is needed to be used when the tank car is unloaded in a closed manner, the volatilization of the internal chemical engineering media is prevented, the potential safety hazard is eliminated, the utilization rate of energy is improved, and the economic loss is reduced.
The prior unloading operation in China mainly adopts a vacuum unloading mode and an oil-submerged pump unloading mode, most of the unloading operation is not sealed, and a small part of the unloading operation adopts a sealing cap mode and is sealed only by the gravity of the sealing cap, so that the sealing requirement can not be met completely.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pneumatic jack catch formula sliding seal device for airtight unloading of tank car to the leakproofness can not reach the problem of requirement when solving the airtight unloading of tank car.
In order to achieve the above object, the utility model provides a following technical scheme:
a pneumatic jack catch formula sliding seal device for airtight unloading of tank car, including the installation apron, still include:
the oil-submersible pump oil-out pipe is arranged in the sliding pipe, and a stop plate and a stop gasket are arranged on the side wall of the sliding pipe;
a sealing mechanism arranged between the sliding tube and the mounting cover plate and capable of sealing the sliding part of the sliding tube;
and the clamping jaw locking device is arranged on the mounting cover plate and can tightly attach the sealing colloid to the tank opening.
On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:
in one alternative: the sealing mechanism comprises a sliding guide pipe, a gland and a sealing bottom lining sleeve, wherein the sliding guide pipe is filled with packing for sealing, and the gland is arranged outside the sliding guide pipe.
In one alternative: the clamping jaw locking device comprises an air cylinder, a clamping jaw and a fixing rod, wherein the fixing rod is vertically arranged on one side of the mounting cover plate, and the clamping jaw is rotatably connected with the fixing rod through a rotating shaft arranged at one end.
In one alternative: and a spring cylinder is arranged on one side of the mounting cover plate close to the fixed rod, and the bottom end of the spring cylinder is rotationally connected with the clamping jaw.
In one alternative: the outside gas accuse system that is provided with of cylinder can control the flexible of cylinder.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the pneumatic clamping jaw type sliding sealing device has the advantages of ingenious design, compact structure, stable power transmission, simple and convenient operation and light weight;
2. the device closely laminates seal cap and jar mouth through cylinder drive jack catch, seals through the packing and realizes sliding part's sealed, and oil-submersible pump business turn over oil pipe sets up in the slip main pipe, reduces the leakage point, guarantees sealedly.
Drawings
Fig. 1 is a structural schematic diagram of a pneumatic jaw type sliding sealing device for the closed unloading of a tank car.
Notations for reference numerals: 1-sealing colloid, 2-mounting cover plate, 3-cylinder, 4-pneumatic control system, 5-oil-submersible pump oil inlet pipe, 6-sliding pipe, 7-oil-submersible pump oil outlet pipe, 8-gland, 9-packing seal, 10-sliding guide pipe, 11-sealing bottom lining, 12-fixing rod, 13-spring cylinder, 14-stop gasket, 15-stop plate and 16-claw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments; in the drawings or the description, the same reference numerals are used for similar or identical parts, and the shape, thickness, or height of each part may be enlarged or reduced in practical use. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.
In one embodiment, as shown in fig. 1, the pneumatic jaw type sliding seal device for the closed unloading of the tank car comprises a mounting cover plate 2 and further comprises:
the sealing device comprises a sealing colloid 1, wherein the sealing colloid 1 used for sealing a tank body is arranged on one side of an installation cover plate 2, the sealing colloid 1 and the installation cover plate 2 form a sealing cap used for sealing the tank body, the sealing colloid 1 containing fillers can adjust the untight sealing caused by the uneven opening of the tank, a sliding pipe 6 is arranged at the central position of the installation cover plate 2 in a sliding mode, an oil inlet pipe 5 of an oil-submerged pump and an oil outlet pipe 7 of the oil-submerged pump are arranged inside the sliding pipe 6, the oil inlet and outlet pipes of the oil-submerged pump are all arranged in a sliding main pipe, an oil pipe installation hole is not required to be formed in the installation cover plate 2, the leakage point is reduced, a stop plate 15 and a stop gasket 14 are arranged on the side wall of the sliding pipe 6, and the stop gasket 14 and the stop plate 15 jointly form a stop device to ensure safety;
a sealing mechanism provided between the slide pipe 6 and the mounting cover plate 2 and capable of sealing a sliding portion of the slide pipe 6;
the jack catch locking device is arranged on the mounting cover plate 2 and can tightly attach the sealing colloid 1 to the tank opening.
The pneumatic clamping jaw type sliding sealing device tightly attaches a sealing colloid 1 and an installation cover plate 2 to a tank opening through a clamping jaw locking device, oil inlet and outlet pipes are all installed inside a sliding pipe 6, a sealing mechanism prevents the sliding position of the sliding pipe 6 from leaking, as an embodiment, the left, right, upper and lower positions of all parts given in the attached drawings are only an arrangement mode, and specific positions are set according to specific needs.
In one embodiment, as shown in fig. 1, the sealing mechanism comprises a sliding conduit 10, a gland 8 and a sealing bottom bushing 11, the sliding conduit 10 is internally filled with a packing seal 9, the gland 8 is arranged outside the sliding conduit 10, the sliding conduit 10 adopts the sealing bottom bushing 11 and a double-layer packing seal, and the tightness of the gland 8 is used for adjusting the sliding and sealing functions of the sealing cap.
In one embodiment, as shown in fig. 1, the jaw locking device comprises a cylinder 3, a jaw 16 and a fixing rod 12, the fixing rod 12 is vertically arranged on one side of the mounting cover plate 2, and the jaw 16 is rotatably connected with the fixing rod 12 through a rotating shaft arranged at one end.
In one embodiment, as shown in fig. 1, a spring cylinder 13 is arranged on one side of the mounting cover plate 2 close to the fixing rod 12, the bottom end of the spring cylinder 13 is rotatably connected with a claw 16, and the spring cylinder 13 can adjust the poor sealing caused by the uneven opening.
In one embodiment, as shown in fig. 1, an air control system 4 is provided outside the cylinder 3, and can control the expansion and contraction of the cylinder 3.
In one embodiment, as shown in fig. 1, the sliding tube 6 is integrally finished, and the roughness, roundness and straightness of the surface are controlled to realize the sliding function in the sealed condition.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (5)
1. A pneumatic jack catch formula sliding seal device for airtight unloading of tank car, including the installation apron, its characterized in that still includes:
the oil-submersible pump oil-out pipe is arranged in the sliding pipe, and a stop plate and a stop gasket are arranged on the side wall of the sliding pipe;
a sealing mechanism arranged between the sliding tube and the mounting cover plate and capable of sealing the sliding part of the sliding tube;
and the clamping jaw locking device is arranged on the mounting cover plate and can tightly attach the sealing colloid to the tank opening.
2. The pneumatic jaw type sliding sealing device for the tank truck closed unloading according to claim 1, wherein the sealing mechanism comprises a sliding guide pipe, a gland and a sealing bottom bushing, the sliding guide pipe is filled with a filler seal, and the gland is arranged outside the sliding guide pipe.
3. The pneumatic jaw type sliding sealing device for the tank car seal-unloading according to claim 1, wherein the jaw locking device comprises a cylinder, a jaw and a fixing rod, the fixing rod is vertically arranged on one side of the mounting cover plate, and the jaw is rotatably connected with the fixing rod through a rotating shaft arranged at one end of the fixing cover plate.
4. The pneumatic jaw type sliding sealing device for the tank truck sealed unloading according to claim 3, wherein a spring cylinder is arranged on one side of the mounting cover plate close to the fixed rod, and the bottom end of the spring cylinder is rotatably connected with the jaw.
5. The pneumatic jaw type sliding sealing device for the tank car closed unloading according to claim 3, wherein an air control system is arranged outside the air cylinder and can control the expansion and contraction of the air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123155558.1U CN217173289U (en) | 2021-12-15 | 2021-12-15 | Pneumatic clamping jaw type sliding sealing device for closed unloading of tank car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123155558.1U CN217173289U (en) | 2021-12-15 | 2021-12-15 | Pneumatic clamping jaw type sliding sealing device for closed unloading of tank car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217173289U true CN217173289U (en) | 2022-08-12 |
Family
ID=82718451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123155558.1U Active CN217173289U (en) | 2021-12-15 | 2021-12-15 | Pneumatic clamping jaw type sliding sealing device for closed unloading of tank car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217173289U (en) |
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2021
- 2021-12-15 CN CN202123155558.1U patent/CN217173289U/en active Active
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