CN211292155U - Sampling device capable of bidirectionally adjusting air pressure - Google Patents
Sampling device capable of bidirectionally adjusting air pressure Download PDFInfo
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- CN211292155U CN211292155U CN201922321016.3U CN201922321016U CN211292155U CN 211292155 U CN211292155 U CN 211292155U CN 201922321016 U CN201922321016 U CN 201922321016U CN 211292155 U CN211292155 U CN 211292155U
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- tubule
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- thick pipe
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Abstract
The utility model relates to a but sampling device of two-way regulation atmospheric pressure, including supporting mechanism, actuating mechanism and telescopic machanism, supporting mechanism includes base and stand, actuating mechanism includes motor, lead screw, two drive assembly and two support element, the top of base is equipped with the storage water tank, telescopic machanism includes cylinder, thick pipe, tubule and movable block, and this sampling device structure that can two-way regulation atmospheric pressure is ingenious, and convenient operation makes the tubule descend to predetermineeing the position through telescopic machanism, through actuating mechanism push-and-pull piston for water can pass through thick pipe and tubule, flows into the storage water tank again, through the two-way lead screw of motor drive, can realize two actuating mechanism's simultaneous working, realizes two-way atmospheric pressure regulation promptly to realize the collection of water, improved work efficiency.
Description
Technical Field
The utility model particularly relates to a sampling device of two-way regulation atmospheric pressure.
Background
Sampling devices are commonly used to collect samples, primarily liquids, gases and solids.
The sampling device of prior art generally all adopts the design similar to the cylinder structure, generally all realizes the extraction or the collection of sample through the regulation of one-way atmospheric pressure, however this kind of structure needs certain vertical height to set up just can realize, will make equipment height great like this, will be stricter to environmental demand like this, adopts one-way atmospheric pressure to adjust extraction sample moreover, and efficiency is also than lower.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects of the prior art, a sampling device capable of adjusting air pressure in two directions is provided.
The utility model provides a technical scheme that its technical problem adopted is: a sampling device capable of adjusting air pressure in two directions comprises a supporting mechanism, a driving mechanism and a telescopic mechanism;
the supporting mechanism comprises a base and an upright post, and the upright post is vertically arranged on the base;
a water storage tank is arranged above the base;
the driving mechanism comprises a motor, a screw rod, two driving assemblies and two supporting units, the bottom end of the motor is arranged on one side above the stand column, the screw rod is a bidirectional screw rod, the screw rod is arranged on a rotating shaft of the motor, the number of the driving assemblies is two, the two driving assemblies are respectively arranged on two sides of the water storage tank, each driving assembly comprises a lantern ring, a supporting rod, a piston rod and a piston, the lantern ring is sleeved on the screw rod, the screw rod is in threaded connection with the lantern ring, the supporting rods are vertically arranged, the upper ends of the supporting rods are connected with the outer ring of the lantern ring, the pistons are arranged in the water storage tank, one end of each piston rod is connected with the corresponding piston, the other end of each piston rod is connected with; the two support units are respectively arranged on two sides of the two driving assemblies and comprise a bearing seat and a support rod, the bearing seat is sleeved on the screw rod, the support rod is vertically arranged on the base, and the upper end of the support rod is connected with the outer ring of the bearing seat;
the two lantern rings of the two driving assemblies are respectively arranged on two sides of the center of the screw rod;
telescopic machanism includes cylinder, thick pipe, tubule and movable block, the vertical below of setting down at the storage water tank of cylinder, the vertical below of setting at the storage water tank of thick pipe, thick pipe and storage water tank intercommunication, in the one end of tubule stretches into the thick pipe, the other end of tubule passes through the movable block and is connected with the gas pole top of cylinder, thick pipe and tubule sealing connection, the thick pipe sets up with the tubule is coaxial, the tubule is parallel with the gas pole of cylinder.
In order to enable the sealing effect of the piston and the water storage tank to be better, the piston is made of rubber.
The beneficial effects of the utility model are that, but this sampling device of two-way regulation atmospheric pressure structure is ingenious, and convenient operation makes the tubule descend to preset position through telescopic machanism, through actuating mechanism push-and-pull piston for water can be through thick pipe and tubule, flows into the storage water tank again, through the two-way lead screw of motor drive, can realize two actuating mechanism simultaneous workings, realizes two-way atmospheric pressure regulation promptly, thereby realizes the collection to water, has improved work efficiency.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of a sampling device capable of bidirectionally adjusting air pressure according to the present invention;
in the figure: 1. the device comprises a base, 2 parts of a stand column, 3 parts of a motor, 4 parts of a bearing seat, 5 parts of a support rod, 6 parts of a support rod, 7 parts of a lantern ring, 8 parts of a piston rod, 9 parts of a screw rod, 10 parts of a piston, 11 parts of a thick pipe, 12 parts of a water storage tank, 13 parts of an air cylinder, 14 parts of a thin pipe and 15 parts of a moving block.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, a sampling device capable of bidirectionally adjusting air pressure comprises a supporting mechanism, a driving mechanism and a telescopic mechanism;
the supporting mechanism comprises a base 1 and an upright post 2, and the upright post 2 is vertically arranged on the base 1;
a water storage tank 12 is arranged above the base 1;
the driving mechanism comprises a motor 3, a screw rod 9, two driving assemblies and two supporting units, the bottom end of the motor 3 is arranged on one side above the stand column 2, the screw rod 9 is a bidirectional screw rod, the screw rod 9 is installed on a rotating shaft of the motor 3, the two driving assemblies are arranged on two sides of the water storage tank 12 respectively, each driving assembly comprises a lantern ring 7, a supporting rod 6, a piston rod 8 and a piston 10, the lantern ring 7 is sleeved on the screw rod 9, the screw rod 9 is in threaded connection with the lantern ring 7, the supporting rod 6 is vertically arranged, the upper end of the supporting rod 6 is connected with the outer ring of the lantern ring 7, the piston 10 is arranged in the water storage tank 12, one end of the piston rod 8 is connected with the piston 10, the other end of the piston rod 8 is connected with the lower end of the supporting rod 6, and the piston 10; the two support units are respectively arranged on two sides of the two driving assemblies and comprise a bearing seat 4 and a support rod 5, the bearing seat 4 is sleeved on the screw rod 9, the support rod 5 is vertically arranged on the base 1, and the upper end of the support rod 5 is connected with the outer ring of the bearing seat 4;
two lantern rings 7 of the two driving assemblies are respectively arranged on two sides of the center of the screw rod 9;
telescopic machanism includes cylinder 13, thick pipe 11, tubule 14 and movable block 15, cylinder 13 is vertical to be set up in the below of storage water tank 12 down, the vertical below of setting at storage water tank 12 of thick pipe 11, thick pipe 11 and storage water tank 12 intercommunication, the one end of tubule 14 stretches into in thick pipe 11, the other end of tubule 14 passes through movable block 15 and is connected with the gas pole top of cylinder 13, thick pipe 11 and tubule 14 sealing connection, thick pipe 11 and the coaxial setting of tubule 14, tubule 14 and cylinder 13's the parallel gas pole of cylinder 13
In order to make the sealing effect between the piston 10 and the water storage tank 12 better, the piston 10 is made of rubber.
When the water sample needs to be collected, the air rod through the air cylinder 13 pushes downwards, so that the thin tube 14 moves to a preset position, then the motor 3 works, when the motor 3 rotates, the screw rod 9 is driven to rotate, and as the screw rod 9 is a bidirectional screw rod, the two lantern rings 7 are driven to move relatively, so that the two pistons 10 can be driven to move relatively, so that air in the water storage tank 12 can be discharged, then the control motor 3 rotates reversely, the distance between the two driving assemblies can be increased, namely the two pistons 10 move oppositely, so that the target water sample can be sucked into the water storage tank.
Compared with the prior art, this sampling device of two-way regulation atmospheric pressure structure is ingenious, and convenient operation makes tubule 14 descend to preset the position through telescopic machanism, through actuating mechanism push-and-pull piston 10 for water can be through thick pipe 11 and tubule 14, and the reentry storage water tank 12, through the two-way lead screw of motor 3 drive, can realize two actuating mechanism's simultaneous working, realizes two-way atmospheric pressure regulation promptly, thereby realizes the collection to water, has improved work efficiency.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (2)
1. A sampling device capable of bidirectionally adjusting air pressure is characterized by comprising a supporting mechanism, a driving mechanism and a telescopic mechanism;
the supporting mechanism comprises a base (1) and an upright post (2), and the upright post (2) is vertically arranged on the base (1);
a water storage tank (12) is arranged above the base (1);
the driving mechanism comprises a motor (3), a lead screw (9), two driving components and two supporting units, the bottom end of the motor (3) is arranged on one side of the upper portion of the stand column (2), the lead screw (9) is a bidirectional lead screw, the lead screw (9) is installed on a rotating shaft of the motor (3), the driving components are two, the two driving components are respectively arranged on two sides of the water storage tank (12), each driving component comprises a lantern ring (7), a support rod (6), a piston rod (8) and a piston (10), the lantern ring (7) is sleeved on the lead screw (9), the lead screw (9) is in threaded connection with the lantern ring (7), the support rod (6) is vertically arranged, the upper end of the support rod (6) is connected with the outer ring of the lantern ring (7), the piston (10) is arranged in the water storage tank (12), one end of the piston rod (8) is connected with the piston (10), the other end of the piston rod (8) is connected with the lower end of the support rod (6), and the piston (10) is hermetically connected with the water storage tank (12); the two supporting units are respectively arranged on two sides of the two driving assemblies and comprise a bearing seat (4) and a supporting rod (5), the bearing seat (4) is sleeved on the screw rod (9), the supporting rod (5) is vertically arranged on the base (1), and the upper end of the supporting rod (5) is connected with the outer ring of the bearing seat (4);
two lantern rings (7) of the two driving assemblies are respectively arranged on two sides of the center of the screw rod (9);
telescopic machanism includes cylinder (13), thick pipe (11), tubule (14) and movable block (15), the vertical below that sets up in storage water tank (12) down of cylinder (13), the vertical below that sets up in storage water tank (12) of thick pipe (11), thick pipe (11) and storage water tank (12) intercommunication, the one end of tubule (14) is stretched into in thick pipe (11), the other end of tubule (14) passes through movable block (15) and is connected with the gas pole top of cylinder (13), thick pipe (11) and tubule (14) sealing connection, thick pipe (11) and tubule (14) coaxial setting, tubule (14) are parallel with the gas pole of cylinder (13).
2. The bi-directionally adjustable air pressure sampling device of claim 1, wherein the piston (10) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922321016.3U CN211292155U (en) | 2019-12-20 | 2019-12-20 | Sampling device capable of bidirectionally adjusting air pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922321016.3U CN211292155U (en) | 2019-12-20 | 2019-12-20 | Sampling device capable of bidirectionally adjusting air pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211292155U true CN211292155U (en) | 2020-08-18 |
Family
ID=72017405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922321016.3U Active CN211292155U (en) | 2019-12-20 | 2019-12-20 | Sampling device capable of bidirectionally adjusting air pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211292155U (en) |
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2019
- 2019-12-20 CN CN201922321016.3U patent/CN211292155U/en active Active
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