CN209894541U

CN209894541U - Movable sampling device of oil tank

Info

Publication number: CN209894541U
Application number: CN201920219758.2U
Authority: CN
Inventors: 谭疆晖
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-21
Filing date: 2019-02-21
Publication date: 2020-01-03
Anticipated expiration: 2029-02-21

Abstract

The utility model relates to a movable sampling device of an oil tank, which comprises an oil tank, wherein the top of the oil tank is provided with a sampling port, a vertical sampling pipeline is inserted in the sampling port, through holes are evenly arranged on the outer wall of the sampling pipeline, a plurality of sampling cylinders are thrown in the sampling pipeline, and sampling sealing mechanisms are arranged on the sampling cylinders, the utility model is suitable for a vault storage tank with larger storage capacity, is convenient for combination and installation, can sample different oil layers according to requirements, avoids the influence of multiple times of sampling on data, is fixed between the sampling cylinder and a pull rope through a buckle lantern ring, is convenient for disassembly and assembly, the sampling sealing mechanism on the sampling cylinder can be opened to carry out oil entering sampling after entering the corresponding oil layer, keeps the sealing property before and after sampling, and the sampling pipeline keeps the sampling stability of the sampling cylinder, the influence on oil products in the oil tank is small.

Description

Movable sampling device of oil tank

Technical Field

The utility model relates to an oil sampling technical field, concretely relates to movable sampling device of oil tank.

Background

In the crude oil gathering and transportation process, oil product metering is daily work, the oil-water interface of crude oil in a crude oil storage tank needs to be found in the oil-water metering work, then three-stage sampling is carried out on the crude oil above the oil-water interface, a sampling device adopts a pull rope to take a sampler down, the pull rope adopts a mode of tying a knot every meter to meter the thickness of the oil product, and the metering can not meet the precision requirement.

In addition, the sampling bottle plug is too loose to be opened in advance in the lower ruler process, and the over-tight sampler is difficult to open again after going down to the predetermined oil level, and it is inconvenient to bring for the sample, and the sample time is long, and the sample position is inaccurate.

For example, patent application number CN201520718977.7 an oil tank sampling device, including supporting mechanism, cylinder, patchcord, sampler, brake lever, utilize the patchcord of taking the scale as the sample rope, receive and release of sample rope is realized through the cylinder, has avoided manual receive and release to cause the disorderly problem of sample rope for the sample position is more accurate. However, this kind of equipment needs to sample different oil layers for many times, which affects the accuracy of data and is not convenient for sampling different oil layers according to the requirement.

Based on this, the utility model designs a movable sampling device of oil tank to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at overcomes at least a defect among the prior art, provides a movable sampling device of oil tank to solve the problem of proposing among the above-mentioned background art.

In order to realize the technical scheme, the utility model discloses a following technical scheme:

according to one aspect of the utility model, the utility model provides a movable sampling device for an oil tank, which comprises an oil tank, wherein the top of the oil tank is provided with a sampling port, a vertical sampling pipeline is inserted in the sampling port, through holes are uniformly arranged on the outer wall of the sampling pipeline, a plurality of sampling cylinders are thrown in the sampling pipeline, a frame body is arranged at the top of the oil tank, a rotating roller is arranged on the frame body, a rotating handle is arranged on the rotating shaft of the rotating roller, a sampling sealing mechanism is arranged on the sampling cylinder, the sampling sealing mechanism comprises an oil inlet pipe arranged in the sampling cylinder, the oil inlet pipe is welded with the upper side and the lower side of the sampling cylinder and communicated with the outside, the upper side and the lower side of the oil inlet pipe are both provided with oil inlets, a pull rod is inserted in the oil inlet pipe, a piston is arranged on the outer side of the pull rod, the sampling device comprises a sampling barrel, a pull rod, a rotating cover, a rotating roller, a pull rope, an operating rope and a control rope, wherein the upper end and the lower end of the pull rod are respectively provided with a return spring, the outer end of the pull rod is provided with the rotating cover, the upper rotating cover and the lower rotating cover of the sampling barrel are connected through a thin rope, the rotating roller is wound with the pull rope, the pull rope is respectively fixedly connected with the sampling barrel, the rotating cover of the sampling barrel on the uppermost side is connected with.

Preferably, the sampling tube is provided with not less than three sampling tubes.

Preferably, the rotating cover is fixed with the pull rod through threads to fix the return spring, and the extrusion stroke of the return spring is greater than the sealing length of the piston.

Preferably, the bottom of the sampling tube is provided with a discharge cover.

Preferably, the sampling tube is provided with a recessed groove, the side wall of the groove is provided with a buckle, and the buckle is fixedly sleeved in a lantern ring arranged on the pull rope.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is suitable for a vault storage tank that storage volume is great, be convenient for carry out the aggregate erection, can take a sample to different oil reservoir oils as required, avoided needing to take a sample many times to the influence of data, fix through the buckle lantern ring between sampler barrel and the stay cord, be convenient for carry out the dismouting, the sample sealing mechanism on the sampler barrel can be opened and carry out the oil and get into the sample after getting into corresponding oil reservoir, keep the leakproofness around the sample, the sampling pipeline keeps the stability of sampler barrel sample, it is less to the inside oil influence of oil tank.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a movable sampling device for an oil tank according to the present invention;

FIG. 2 is a schematic structural view of the sampling sealing mechanism of the present invention;

fig. 3 is a schematic view of the top view structure of the sampling tube of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-oil tank, 2-sampling port, 3-operation rope, 4-sampling pipeline, 5-through hole, 6-sampling cylinder, 7-pulling rope, 8-roller, 9-rotating handle, 10-oil inlet pipe, 11-pull rod, 12-piston, 13-return spring, 14-rotating cover, 15-oil inlet, 16-groove and 17-buckle.

Detailed Description

In the description of the present invention, "a plurality" means two or more unless otherwise specified. The terms "inner," "upper," "lower," and the like, refer to an orientation or a state relationship based on that shown in the drawings, which is for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention is understood according to the specific situation.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3, the utility model relates to a movable sampling device for an oil tank, which comprises an oil tank 1, a sampling port 2 is arranged at the top of the oil tank 1, a vertical sampling pipeline 4 is inserted in the sampling port 2, through holes 5 are evenly arranged on the outer wall of the sampling pipeline 4, a plurality of sampling cylinders 6 are arranged in the sampling pipeline 4, a frame body is arranged at the top of the oil tank 1, a rotating roller 8 is arranged on the frame body, a rotating handle 9 is arranged on the rotating shaft of the rotating roller 8, a sampling sealing mechanism is arranged on the sampling cylinder 6, the sampling sealing mechanism comprises an oil inlet pipe 10 arranged in the sampling cylinder 6, the oil inlet pipe 10 is welded with the upper side and the lower side of the sampling cylinder 6 and communicated with the outside, oil inlets 15 are arranged at the upper side and the lower side of the oil inlet pipe 10, a pull rod 11 is inserted in the oil inlet pipe 10, a piston 12 is arranged at the, the outer tip all is equipped with reset spring 13 about pull rod 11, and the outer tip of pull rod 11 is installed and is changeed lid 14, and the upper and lower of sampler barrel 6 is changeed and is connected through the string between the lid 14, changes around rolling up stay cord 7 on the roller 8, stay cord 7 respectively with sampler barrel 6 fixed connection, and the operating rope 3 is connected on the commentaries on classics lid 14 of the sampler barrel 6 of the top, and operating rope 3 extends to the 2 outsides in thief hatch.

Wherein, the number of the sampling cylinders 6 is not less than three; the rotating cover 14 is fixed with the pull rod 11 through threads, the return spring 13 is fixed, and the extrusion stroke of the return spring 13 is larger than the sealing length of the piston 12; the bottom of the sampling tube 6 is provided with a discharge cover; the sampling tube 6 is provided with a recessed groove 16, the side wall of the groove 16 is provided with a buckle 17, and the buckle 17 is fixedly sleeved in a lantern ring arranged on the pull rope 7.

One specific application of this embodiment is: a plurality of sampling cylinders 6 are installed according to the sampling length required, a buckle 17 in a groove 16 on each sampling cylinder 6 is fixed with a lantern ring on a pull rope 7, an upper rotating cover and a lower rotating cover 14 of each sampling cylinder 6 are connected through a thin rope, the sampling cylinders 6 are sequentially thrown into a sampling pipeline 4 after being hung with a balancing weight, the pull rope 7 is provided with depth scales to facilitate the grasping of the descending depth, the rotating handle 9 is rotated, the rotating roller 8 is rotated to descend the sampling cylinder 6 to the required depth, the operating rope 3 is pulled, the pull rod 11 is upwards drawn in the oil inlet pipe 10, so that the oil inlet 15 is communicated with the sampling cylinder 6, the oil product enters the sampling cylinder 6, after the operating rope 3 is loosened, the reset spring 13 makes the pull rod 11 get back to the normal position, and the piston 12 shutoff is sealed on oil inlet 15, rotates and changes 9, changes the roller 8 and rotates, rises the sampling tube 6, takes off the sampling tube 6, opens and discharges the lid after, carries out sample detection to the oil.

It is to be understood that the invention is not limited in its application to the details of construction and the arrangement of components set forth herein. The present invention is capable of other embodiments and of being practiced and carried out in a variety of ways. The foregoing variations and modifications fall within the scope of the present invention. It will be understood that the invention disclosed and defined herein extends to all alternative combinations of two or more of the individual features mentioned or evident from the text and/or drawings. The embodiments described herein explain the best modes known for practicing the invention and will enable others skilled in the art to utilize the invention.

Claims

1. A movable sampling device for an oil tank comprises the oil tank and is characterized in that a sampling port is formed in the top of the oil tank, a vertical sampling pipeline is inserted in the sampling port, through holes are uniformly formed in the outer wall of the sampling pipeline, a sampling barrel is thrown in the sampling pipeline and is provided with a plurality of sampling barrels, a frame body is placed at the top of the oil tank, a rotating roller is mounted on the frame body, a rotating handle is mounted on a rotating shaft of the rotating roller, a sampling sealing mechanism is mounted on the sampling barrel and comprises an oil inlet pipe arranged in the sampling barrel, the oil inlet pipe is welded with the upper side and the lower side of the sampling barrel and communicated with the outside, oil inlets are formed in the upper side and the lower side of the oil inlet pipe, a pull rod is inserted in the oil inlet pipe, a piston is mounted on the outer side of the pull rod and covers the outer side of the oil inlets for sealing, and reset springs are, the outer end part of the pull rod is provided with a rotating cover, the upper rotating cover and the lower rotating cover of the sampling cylinder are connected through a string, the rotating roller is wound with a pull rope, the pull rope is respectively and fixedly connected with the sampling cylinder, the rotating cover of the sampling cylinder at the uppermost side is connected with an operating rope, and the operating rope extends to the outer side of the sampling opening.

2. The mobile sampling device for oil tank as claimed in claim 1, wherein the sampling cylinder is provided with not less than three sampling tubes.

3. The movable sampling device for oil tank as recited in claim 1, wherein the rotary cap is screwed to the pull rod to fix the return spring, and the extrusion stroke of the return spring is greater than the sealing length of the piston.

4. The mobile sampling device for oil tank as claimed in claim 1, wherein the bottom of the sampling tube is mounted with a discharge cover.

5. The movable sampling device for oil tank as claimed in claim 1, wherein the sampling tube has a recessed groove, and a buckle is mounted on the side wall of the groove and is fixedly sleeved in a collar mounted on the pull rope.