CN215057331U

CN215057331U - Novel high-pressure physical property sampling instrument

Info

Publication number: CN215057331U
Application number: CN202120724414.4U
Authority: CN
Inventors: 卜现朝; 张怀力; 杜瑞峰
Original assignee: Huichuan Petroleum Technology Tianjin Co ltd
Current assignee: Huichuan Petroleum Technology Tianjin Co ltd
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-12-07
Anticipated expiration: 2031-04-09

Abstract

The utility model relates to a sampling instrument technical field specifically is a novel high pressure rerum natura sampling instrument, including the instrument main part, the one end of instrument main part is provided with the sampler barrel, the inside screw hole of seting up of sampler barrel, the spread groove has been seted up to the inside of instrument main part, the inside rotation of spread groove is connected with first gear, one side fixedly connected with lead screw of first gear. The utility model has the advantages that: through setting up the sampler barrel, when needs take off the sampler barrel, with the handle card in the outside of fixed block, then rotate the handle, make the handle drive the third gear and rotate, thereby drive first gear through the second gear and rotate, thereby make the lead screw rotate, make it drop from the screw hole after the lead screw rotates, can take off the sampler barrel from the instrument main part, when actually taking off the sampler barrel, only need insert the handle and rotate the back and can take off it, the in-service use of being convenient for.

Description

Novel high-pressure physical property sampling instrument

Technical Field

The utility model relates to a sampling instrument technical field, especially a novel high pressure rerum natura sampling instrument.

Background

The high-pressure physical analysis is the most important data in the development and exploration of oil fields, and is the indispensable data for evaluating the properties of the oil reservoirs, calculating reserves, developing and designing, managing oil wells, predicting the dynamics of the oil fields and tertiary oil recovery. Formation crude oil is characterized by the dissolution of a large amount of hydrocarbon gas from the crude oil at high temperature and pressure. Along with the process of oil reservoir exploitation, because the oil-gas phase state and the oil-gas composition of the oil reservoir change along with the change of the temperature and the pressure of the oil reservoir, in order to reasonably develop the oil reservoir, the change of the oil-gas property of the oil reservoir changing along with the change of the temperature and the pressure is mastered in time, and the necessity of high-pressure physical property analysis is needed, the high-pressure physical property sampling refers to that crude oil which is collected by an underground sampler at an oil layer or a part close to the oil layer and is used for analyzing the physical property and the parameter of oil under the high-temperature and high-pressure condition of the stratum, in order to obtain the high-pressure physical property parameter of fluid characteristics under the oil reservoir condition, a basis is provided for reservoir evaluation, oil-gas field development design and recovery ratio prediction research in an oil-gas field, the underground high-pressure physical property sampling operation is very common, when in actual use, a sampling cylinder is usually arranged at the top of an instrument main body, then the instrument main body is put into the well, and the sampling cylinder is controlled by the instrument main body, make the sampler barrel absorb oil gas in the pit, after absorbing oil gas, propose the instrument main part, then take off the sampler barrel from the instrument main part, accomplish the sample work to oil gas to this, the sampler barrel is generally screwed up and is fixed in the one end of instrument main part, however when in actual use, because the sampler barrel inserts in the crude oil of oil in the pit, lead to the workman when unscrewing the sampler barrel, because the surface of sampler barrel has crude oil attached to, make the surface of sampler barrel comparatively smooth, frictional force is less, there is certain inconvenience when the workman unscrews the sampler barrel, be not convenient for in-service use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a novel high pressure rerum natura sampling instrument.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a novel high pressure rerum natura sampling instrument, includes the instrument main part, the one end of instrument main part is provided with the sampling tube, the inside threaded hole that has seted up of sampling tube, the spread groove has been seted up to the inside of instrument main part, the inside of spread groove is rotated and is connected with first gear, one side fixedly connected with lead screw of first gear, the inside of spread groove is rotated and is connected with the second gear, the inside of spread groove is rotated and is connected with the axis of rotation, the one end fixedly connected with third gear of axis of rotation.

Optionally, the one end of keeping away from the instrument main part of sampling tube is provided with electric valve, the one end of sampling tube and the one end of instrument main part all are provided with the connecting valve.

Optionally, the inside of spread groove is provided with first bearing, first gear fixed connection is in one side of first bearing, first gear passes through first bearing and rotates the inside of connecting in the spread groove.

Optionally, a first gear groove is formed in one side of the second gear, the first gear is located on one side of the first gear groove, and the first gear is meshed with one side of the second gear through the first gear groove.

Optionally, a second gear groove is formed in one side of the second gear, the third gear is located on one side of the second gear groove, and the third gear is engaged with one side of the second gear through the second gear groove.

Optionally, a second bearing is arranged inside the connecting groove, the second gear is fixedly connected to one side of the second bearing, and the second gear is rotatably connected inside the connecting groove through the second bearing.

Optionally, the inside of spread groove is provided with the third bearing, axis of rotation fixed connection is in the inside of third bearing, the axis of rotation passes through the third bearing and rotates the inside of connecting at the spread groove.

Optionally, the shape and size of the screw rod are matched with the shape and size of the threaded hole, the screw rod is in threaded connection with the inside of the threaded hole, and the sampling cylinder is fixedly connected to one end of the instrument main body through the screw rod and the threaded hole.

Optionally, one end of the rotating shaft, which is far away from the third gear, is fixedly connected with a fixing block, the fixing block is a regular hexagon, and a handle is arranged outside the fixing block.

Optionally, one end of the handle is provided with a clamping groove, and the size of the clamping groove is matched with that of the fixing block.

Optionally, the number of the first gears is four, and the number of the threaded holes is the same as that of the first gears.

The utility model has the advantages of it is following:

1. by arranging the sampling cylinder, one end of the instrument main body is provided with the sampling cylinder, the interior of the sampling cylinder is provided with a threaded hole, the interior of the instrument main body is provided with a connecting groove, the interior of the connecting groove is rotatably connected with a first gear, one side of the first gear is fixedly connected with a screw rod, the interior of the connecting groove is rotatably connected with a second gear, the interior of the connecting groove is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a third gear, one end of the sampling cylinder, which is far away from the instrument main body, is provided with an electric valve, one end of the sampling cylinder and one end of the instrument main body are both provided with connecting valves, one end of the rotating shaft, which is far away from the third gear, is fixedly connected with a fixed block, the fixed block is in a regular hexagon shape, the exterior of the fixed block is provided with a handle, when the sampling cylinder needs to be taken down, the handle is clamped at the exterior of the fixed block, and then is rotated, so that the handle drives the third gear to rotate, thereby drive first gear through the second gear and rotate to make the lead screw rotate, make it drop from the screw hole after the lead screw rotates, can take off the sampler barrel from the instrument main part, when actually taking off the sampler barrel promptly, only need insert the handle and rotate the back and can take off it, the in-service use of being convenient for.

2. By arranging the first gear, one end of the instrument main body is provided with the sampling cylinder, a threaded hole is arranged in the sampling cylinder, a connecting groove is arranged in the instrument main body, the first gear is connected to the connecting groove in a rotating manner, one side of the first gear is fixedly connected with a screw rod, a second gear is connected to the connecting groove in a rotating manner, a rotating shaft is connected to the connecting groove in a rotating manner, one end of the rotating shaft is fixedly connected with a third gear, when the sampling cylinder is used, the sampling cylinder is fixed at one end of the instrument main body through four screw rods and the threaded hole, the four first gears are all meshed in the second gear, when the sampling cylinder is rotated, the four first gears can be driven to rotate by rotating the third gear, and when the sampling cylinder is taken down, the stability of connection can be increased, and when the sampling cylinder is screwed down or mounted, the sampling cylinder can be prevented from being misplaced, is convenient for practical use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

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

fig. 3 is a schematic sectional view of the instrument body of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

fig. 5 is a schematic cross-sectional view of the second gear of the present invention.

In the figure: 1-instrument body, 2-sampling cylinder, 3-threaded hole, 4-connecting groove, 5-first gear, 6-screw rod, 7-second gear, 8-rotating shaft, 9-electric valve, 10-connecting valve, 11-first gear groove, 12-third gear, 13-second gear groove, 14-first bearing, 15-second bearing, 16-third bearing, 17-fixing block and 18-handle.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-5, a novel high-pressure physical property sampling instrument comprises an instrument body 1, a sampling cylinder 2 is arranged at one end of the instrument body 1, a threaded hole 3 is formed in the sampling cylinder 2, a connecting groove 4 is formed in the instrument body 1, a first gear 5 is rotatably connected in the connecting groove 4, a screw rod 6 is fixedly connected to one side of the first gear 5, a second gear 7 is rotatably connected in the connecting groove 4, a rotating shaft 8 is rotatably connected in the connecting groove 4, a third gear 12 is fixedly connected to one end of the rotating shaft 8, when the sampling cylinder 2 needs to be taken down, a handle 18 is clamped outside a fixed block 17, then the handle 18 is rotated, the handle 18 drives the third gear 12 to rotate, the first gear 5 is driven to rotate through the second gear 7, the screw rod 6 is rotated, the screw rod 6 is disengaged from the threaded hole 3 after being rotated, the sampling tube 2 can be taken down from the instrument body 1, namely, when the sampling tube 2 is actually taken down, the sampling tube can be taken down only by inserting the handle 18 and rotating the handle.

As an optimal technical solution of the utility model: an electric valve 9 is arranged at one end of the sampling cylinder 2 far away from the instrument main body 1, a connecting valve 10 is arranged at one end of the sampling cylinder 2 and one end of the instrument main body 1, a first bearing 14 is arranged inside the connecting groove 4, the first gear 5 is fixedly connected to one side of the first bearing 14, the first gear 5 is rotatably connected to the inside of the connecting groove 4 through the first bearing 14, a first gear groove 11 is formed at one side of the second gear 7, the first gear 5 is positioned at one side of the first gear groove 11, the first gear 5 is meshed to one side of the second gear 7 through the first gear groove 11, a second gear groove 13 is formed at one side of the second gear 7, the third gear 12 is positioned at one side of the second gear groove 13, the third gear 12 is meshed to one side of the second gear 7 through the second gear groove 13, a second bearing 15 is arranged inside the connecting groove 4, the second gear 7 is fixedly connected to one side of the second bearing 15, second gear 7 rotates the inside of connecting at spread groove 4 through second bearing 15, the inside of spread groove 4 is provided with third bearing 16, 8 fixed connections of axis of rotation are in the inside of third bearing 16, axis of rotation 8 rotates the inside of connecting at spread groove 4 through third bearing 16, the shape size looks adaptation of 6 shape sizes of lead screw and

screw hole

3, 6 threaded connection of lead screw is in the inside of screw hole, sampler barrel 2 is through lead screw 6 and the one end of 3 fixed connection of screw hole in instrument main part 1, the one end fixedly connected with fixed block 17 of third gear 12 is kept away from to axis of rotation 8, fixed block 17 is regular hexagon, the outside of fixed block 17 is provided with handle 18, the draw-in groove has been seted up to handle 18's one end, the shape size of draw-in groove and the shape size looks adaptation of fixed block 17.

The working process of the utility model is as follows: when needing to take off sampler barrel 2, with the outside of handle 18 card at fixed block 17, then rotate handle 18, make handle 18 drive third gear 12 and rotate, thereby drive first gear 5 through second gear 7 and rotate, thereby make lead screw 6 rotate, make it drop from screw hole 3 after lead screw 6 rotates, can take off sampler barrel 2 from instrument main part 1, when actually taking off sampler barrel 2, only need to insert and can take off it after handle 18 rotates.

To sum up, when the novel high-pressure physical property sampling instrument is used, the sampling cylinder 2 is arranged at one end of the instrument main body 1, the threaded hole 3 is formed in the sampling cylinder 2, the connecting groove 4 is formed in the instrument main body 1, the connecting groove 4 is rotatably connected with the first gear 5, one side of the first gear 5 is fixedly connected with the lead screw 6, the connecting groove 4 is rotatably connected with the second gear 7, the connecting groove 4 is rotatably connected with the rotating shaft 8, one end of the rotating shaft 8 is fixedly connected with the third gear 12, one end of the sampling cylinder 2 far away from the instrument main body 1 is provided with the electric valve 9, one ends of the sampling cylinder 2 and the instrument main body 1 are respectively provided with the connecting valve 10, one end of the rotating shaft 8 far away from the third gear 12 is fixedly connected with the fixing block 17, the fixing block 17 is in a regular hexagon shape, the handle 18 is arranged outside the fixing block 17, an electric valve 9 is arranged at one end of the sampling cylinder 2 far away from the instrument main body 1, a connecting valve 10 is arranged at one end of the sampling cylinder 2 and one end of the instrument main body 1, a first bearing 14 is arranged inside the connecting groove 4, the first gear 5 is fixedly connected to one side of the first bearing 14, the first gear 5 is rotatably connected to the inside of the connecting groove 4 through the first bearing 14, a first gear groove 11 is formed at one side of the second gear 7, the first gear 5 is positioned at one side of the first gear groove 11, the first gear 5 is meshed to one side of the second gear 7 through the first gear groove 11, a second gear groove 13 is formed at one side of the second gear 7, the third gear 12 is positioned at one side of the second gear groove 13, the third gear 12 is meshed to one side of the second gear 7 through the second gear groove 13, a second bearing 15 is arranged inside the connecting groove 4, the second gear 7 is fixedly connected to one side of the second bearing 15, the second gear 7 is rotatably connected inside the connecting groove 4 through a second bearing 15, a third bearing 16 is arranged inside the connecting groove 4, a rotating shaft 8 is fixedly connected inside the third bearing 16, the rotating shaft 8 is rotatably connected inside the connecting groove 4 through the third bearing 16, the shape and size of the screw rod 6 are matched with those of the threaded hole 3, the screw rod 6 is in threaded connection inside the threaded hole, the sampling cylinder 2 is fixedly connected at one end of the instrument main body 1 through the screw rod 6 and the threaded hole 3, one end of the rotating shaft 8, far away from the third gear 12, is fixedly connected with a fixing block 17, the fixing block 17 is a regular hexagon, a handle 18 is arranged outside the fixing block 17, one end of the handle 18 is provided with a clamping groove, the shape and size of the clamping groove are matched with those of the fixing block 17, when the sampling cylinder 2 needs to be taken down, the handle 18 is clamped outside the fixing block 17 and then the handle 18 is rotated, so that the handle 18 drives the third gear 12 to rotate, thereby driving the first gear 5 to rotate through the second gear 7, thereby rotating the screw rod 6, the screw rod 6 is made to fall off from the threaded hole 3 after rotating, the sampling tube 2 can be taken down from the instrument main body 1, namely when actually taking down the sampling tube 2, the sampling tube 2 can be taken down after only inserting the handle 18 to rotate, thereby facilitating the actual use, through arranging the first gear 5, one end of the instrument main body 1 is provided with the sampling tube 2, the threaded hole 3 is arranged inside the sampling tube 2, the connecting groove 4 is arranged inside the instrument main body 1, the first gear 5 is rotatably connected inside the connecting groove 4, one side of the first gear 5 is fixedly connected with the screw rod 6, the second gear 7 is rotatably connected inside the connecting groove 4, the rotating shaft 8 is rotatably connected inside the connecting groove 4, one end of the rotating shaft 8 is fixedly connected with the third gear 12, an electric valve 9 is arranged at one end of the sampling cylinder 2 far away from the instrument main body 1, a connecting valve 10 is arranged at one end of the sampling cylinder 2 and one end of the instrument main body 1, a first bearing 14 is arranged inside the connecting groove 4, the first gear 5 is fixedly connected to one side of the first bearing 14, the first gear 5 is rotatably connected to the inside of the connecting groove 4 through the first bearing 14, a first gear groove 11 is formed at one side of the second gear 7, the first gear 5 is positioned at one side of the first gear groove 11, the first gear 5 is meshed to one side of the second gear 7 through the first gear groove 11, a second gear groove 13 is formed at one side of the second gear 7, the third gear 12 is positioned at one side of the second gear groove 13, the third gear 12 is meshed to one side of the second gear 7 through the second gear groove 13, a second bearing 15 is arranged inside the connecting groove 4, the second gear 7 is fixedly connected to one side of the second bearing 15, the second gear 7 is rotatably connected inside the connecting groove 4 through a second bearing 15, a third bearing 16 is arranged inside the connecting groove 4, a rotating shaft 8 is fixedly connected inside the third bearing 16, the rotating shaft 8 is rotatably connected inside the connecting groove 4 through the third bearing 16, the shape and size of the screw rod 6 are matched with those of the threaded hole 3, the screw rod 6 is in threaded connection inside the threaded hole, the sampling cylinder 2 is fixedly connected at one end of the instrument main body 1 through the screw rod 6 and the threaded hole 3, one end of the rotating shaft 8, far away from the third gear 12, is fixedly connected with a fixing block 17, the fixing block 17 is a regular hexagon, a handle 18 is arranged outside the fixing block 17, one end of the handle 18 is provided with a clamping groove, the shape and size of the clamping groove are matched with those of the fixing block 17, and when the sampling cylinder 2 is used, the sampling cylinder is fixed at one end of the instrument main body 1 through the four screw rods 6 and the threaded hole 3, and four first gears 5 all mesh in the inside of second gear 7, when rotating, need to rotate third gear 12 and can drive four first gears 5 and rotate, and when taking off sampler barrel 2, rotate simultaneously through four lead screws 6, can increase the stability of connecting, and when unscrewing sampler barrel 2 or loading, can prevent the dislocation of sampler barrel 2, the in-service use of being convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel high pressure rerum natura sampling instrument which characterized in that: including instrument main part (1), the one end of instrument main part (1) is provided with sampling tube (2), threaded hole (3) have been seted up to the inside of sampling tube (2), spread groove (4) have been seted up to the inside of instrument main part (1), the inside rotation of spread groove (4) is connected with first gear (5), one side fixedly connected with lead screw (6) of first gear (5), the inside rotation of spread groove (4) is connected with second gear (7), the inside rotation of spread groove (4) is connected with axis of rotation (8), the one end fixedly connected with third gear (12) of axis of rotation (8).

2. The novel high pressure physical sampling instrument of claim 1, wherein: the one end of keeping away from instrument main part (1) of sampling tube (2) is provided with electrically operated valve (9), the one end of sampling tube (2) and the one end of instrument main part (1) all are provided with connecting valve (10).

3. The novel high pressure physical sampling instrument of claim 1, wherein: the inside of spread groove (4) is provided with first bearing (14), first gear (5) fixed connection is in one side of first bearing (14), first gear (5) rotate through first bearing (14) and connect in the inside of spread groove (4).

4. The novel high pressure physical sampling instrument of claim 1, wherein: first gear groove (11) have been seted up to one side of second gear (7), first gear (5) are located one side of first gear groove (11), first gear (5) pass through first gear groove (11) meshing in one side of second gear (7).

5. The novel high pressure physical sampling instrument of claim 1, wherein: a second gear groove (13) is formed in one side of the second gear (7), the third gear (12) is located on one side of the second gear groove (13), and the third gear (12) is meshed with one side of the second gear (7) through the second gear groove (13).

6. The novel high pressure physical sampling instrument of claim 1, wherein: the inside of spread groove (4) is provided with second bearing (15), second gear (7) fixed connection is in one side of second bearing (15), second gear (7) rotate through second bearing (15) and connect in the inside of spread groove (4).

7. The novel high pressure physical sampling instrument of claim 1, wherein: the inside of spread groove (4) is provided with third bearing (16), axis of rotation (8) fixed connection is in the inside of third bearing (16), axis of rotation (8) are rotated through third bearing (16) and are connected in the inside of spread groove (4).

8. The novel high pressure physical sampling instrument of claim 1, wherein: lead screw (6) shape size and the shape size looks adaptation of screw hole (3), lead screw (6) threaded connection is in the inside of screw hole, a sampling section of thick bamboo (2) are through lead screw (6) and screw hole (3) fixed connection in the one end of instrument main part (1).

9. The novel high pressure physical sampling instrument of claim 1, wherein: one end fixedly connected with fixed block (17) of third gear (12) is kept away from in axis of rotation (8), fixed block (17) are regular hexagon, the outside of fixed block (17) is provided with handle (18).

10. The novel high pressure physical sampling instrument of claim 9, wherein: one end of the handle (18) is provided with a clamping groove, and the size of the clamping groove is matched with that of the fixing block (17).