CN207394086U - A kind of sampling valve - Google Patents
A kind of sampling valve Download PDFInfo
- Publication number
- CN207394086U CN207394086U CN201721330909.9U CN201721330909U CN207394086U CN 207394086 U CN207394086 U CN 207394086U CN 201721330909 U CN201721330909 U CN 201721330909U CN 207394086 U CN207394086 U CN 207394086U
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- valve body
- valve
- piston
- port
- sampling
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Abstract
The utility model discloses a kind of sampling valves, including valve body and it is movably arranged on the in vivo piston of the valve, the valve body includes valve body, first port positioned at described valve body one end and the second port positioned at the valve body other end, the first port is connected material with reaction kettle and flows into the valve body through the first port from reaction kettle, the piston stretches into the valve body from the second port and can be moved back and forth along the valve body, the valve body is equipped with the exit passageway for material outflow, the sampling valve further includes the check valve being arranged at the first port, material flows into the valve body from the reaction kettle by the check valve.Sampling valve described in the utility model sets check valve, when material flows out, on the one hand increases pressure differential and promotes Flow of Goods and Materials, on the other hand by material self gravitation, improve the material rate of outflow, improve production efficiency.
Description
Technical field
The utility model is related to a kind of sampling valves.
Background technology
In the prior art, the sampling valve carried on reaction kettle including valve body, the valve deck being arranged on valve body, is set in valve body
There is valve chamber, valve deck is equipped with the intake channel for entering valve chamber for material, is arranged in intake channel and enters valve for control material
The inlet control valve of chamber is additionally provided with the exit passageway for material outflow valve chamber on valve body, control material is equipped in exit passageway
Flow out the discharge control valve of valve chamber.When in use, first open inlet control valve, close discharge control valve, allow material from reaction kettle
Interior inflow valve chamber；Inlet control valve is turned off, opens discharge control valve, material flows out valve by the gravity of itself from exit passageway
Chamber is sampled, and such sampling valve sample rate is slow, causes low production efficiency.
Utility model content
The utility model provides a kind of sampling valve, to solve the above problems.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：
A kind of sampling valve including valve body and is movably arranged on the in vivo piston of the valve, and the valve body includes valve body, is located at
The first port of described valve body one end and the second port positioned at the valve body other end, the first port connect with reaction kettle
It connects material and flows into the valve body through the first port from reaction kettle, the piston stretches into the valve body from the second port can
To be moved back and forth along the valve body, the valve body is equipped with the exit passageway for material outflow, and the sampling valve, which further includes, to be set
The check valve at the first port is put, material flows into the valve body from the reaction kettle by the check valve.
Preferably, the piston includes piston only and the piston rod being connected with the piston only, the piston sheet
Body is arranged in the valve body, and the outer wall of the piston only is bonded with the inner wall of the valve body, described in the piston rod connection
One end of piston only is located in the valve body, and the other end is located at outside the valve body, promotes the piston rod, the piston only
It is moved in the valve body.
Preferably, the valve body inner wall is equipped with internal thread, the piston only outer wall is equipped with and the internal thread
The external screw thread matched somebody with somebody, the piston only is coupled with the internal thread by the external screw thread and is bonded with the valve body, described in rotation
Piston rod, the piston only move back and forth in the valve body.
Preferably, the piston further includes handle, the handle is set on the piston rod, and described piston rod one end is set
The piston only, one end set the handle.
Preferably, the exit passageway includes channel body and is arranged on the control passage sheet in the channel body
The valve of body opening and closing.
Preferably, the sampling valve further includes block, the block is arranged on the second port of the valve body, the work
It is stretched into after filling in through the block in the valve body.
Compared with prior art, the utility model has the following advantages：Sampling valve described in the utility model sets check valve,
During charging, the valve body, exit passageway and piston form confined space, pull piston outside the valve body, confined space with it is outer
Boundary forms pressure differential, and material flows into the valve body by check valve, and during discharging, the valve body, check valve and piston form closed
Space pulls piston into the valve body, and confined space forms pressure differential with extraneous, and material is flowed out by the exit passageway,
When material flows out, on the one hand by pressure differential, on the other hand by gravity, the rate of outflow is fast, improves production efficiency.
Description of the drawings
Fig. 1 is the structure diagram of the sampling valve of one specific embodiment of the utility model.
Shown in figure：1- valve bodies, 2- first ports, 3- second ports, 4- exit passageways, 5- check valves, 61- piston sheets
Body, 62- piston rods, 63- handles, 7- blocks.
Specific embodiment
To enable the above-mentioned purpose of the utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The specific embodiment of utility model is described in detail.It should be noted that the utility model attached drawing is using simplified form
And using non-accurate ratio, only to purpose that is convenient, lucidly aiding in illustrating the utility model embodiment.
Fig. 1 is referred to, a kind of sampling valve including valve body and is movably arranged on the in vivo piston of the valve, the valve body bag
Include valve body 1, the first port 2 positioned at described valve body one end and the second port 3 positioned at the valve body other end, described first
Port 2 is connected material with reaction kettle and flows into the valve body through the first port 2 from reaction kettle, and the piston is from the second end
Mouth 3, which stretches into the valve body 1, to be moved back and forth along the valve body 1, and the valve body 1 is equipped with the exit passageway for material outflow
4, the sampling valve further includes the check valve 5 being arranged at the first port 2, and material is from the reaction kettle by described unidirectional
Valve 5 flows into the valve body.
The piston includes piston only 61 and the piston rod 62 being connected with the piston only 61, the piston only 61
It is arranged in the valve body 1, the outer wall of the piston only 61 is bonded with the inner wall of the valve body 1, and the piston rod 62 connects
One end of the piston only 61 is located in the valve body 1, and the other end is located at outside the valve body 1, promotes the piston rod 62, institute
State the movement in the valve body 1 of piston only 61.The piston further includes handle 63, and the handle 63 is arranged on piston rod 62
On, described 62 one end of piston rod sets the piston only 61, and one end sets the handle 63.
1 inner wall of valve body is equipped with internal thread (not shown), and 61 outer wall of piston only is equipped with and the internal thread
Matched external screw thread (not shown), the piston only 61 are coupled and the valve body 1 by the external screw thread with the internal thread
Fitting, rotates the piston rod 62, and the piston only 61 moves back and forth in the valve body 1.
The exit passageway 4 includes channel body and is arranged on the channel body opening and closing of control in the channel body
Valve.
The sampling valve further includes block 7, and the block 7 is arranged on the second port 3 of the valve body, and the piston passes through
It is stretched into after the block 7 in the valve body, specifically, the piston only 61 is located in valve body, the piston rod 62 passes through institute
Block 7 is stated, the handle 63 is located at outside the valve body.The move distance of piston only 61 described in 7 /V of block, can be right
Sampling amount is limited, and more samplings is avoided to waste raw material.
Sampling valve described in the utility model sets check valve 5, during charging, the valve body 1, the exit passageway 4 closed and living
It fills in closed, pulls piston outside the valve body, pressure in the space that the valve body 1, exit passageway 4, piston and check valve 5 are formed
Less than the external world, material is since the check valve 5 that acts through of pressure differential flows into the valve body, during discharging, the valve body 1, check valve 5
It is closed with piston, piston is pulled into the valve body, in the space that the valve body 1, exit passageway 4, piston and check valve 5 are formed
Pressure is more than the external world, opens the exit passageway 4, material is since the exit passageway 4 that acts through of pressure differential flows out, material
During outflow, on the one hand by pressure differential, on the other hand by gravity, the rate of outflow is fast, improves production efficiency.
Those skilled in the art can carry out utility model various modification and variations without departing from the utility model
Spirit and scope.In this way, if these modifications and variations of the utility model belong to the utility model claims and its are equal
Within the scope of technology, then the utility model is also intended to including these modification and variations.
Claims (6)
1. a kind of sampling valve including valve body and is movably arranged on the in vivo piston of the valve, which is characterized in that the valve body includes
Valve body, the first port positioned at described valve body one end and the second port positioned at the valve body other end, the first port
It is connected with reaction kettle, the piston stretches into the valve body from the second port and moved back and forth along the valve body, the valve
The exit passageway for material outflow is equipped with it, and the sampling valve further includes the check valve being arranged at the first port.
2. sampling valve according to claim 1, which is characterized in that the piston include piston only and with the piston sheet
The piston rod of body connection, the piston only are arranged in the valve body, and the outer wall of the piston only is interior with the valve body
Wall is bonded, and one end that the piston rod connects the piston only is located in the valve body, and the other end is located at outside the valve body.
3. sampling valve according to claim 2, which is characterized in that the valve body inner wall is equipped with internal thread, the piston sheet
External wall is equipped with passes through the external screw thread and the internal thread coupling with the matched external screw thread of the internal thread, the piston only
Conjunction is bonded with the valve body.
4. sampling valve according to claim 2, which is characterized in that the piston further includes handle, and the handle is arranged on
On piston rod, described piston rod one end sets the piston only, and one end sets the handle.
5. sampling valve according to claim 2, which is characterized in that the exit passageway includes channel body and is arranged on institute
State the valve of the channel body opening and closing of control in channel body.
6. sampling valve according to claim 1, which is characterized in that the sampling valve further includes block, and the block is set
In the second port of the valve body, the piston is stretched into after passing through the block in the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330909.9U CN207394086U (en) | 2017-10-13 | 2017-10-13 | A kind of sampling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330909.9U CN207394086U (en) | 2017-10-13 | 2017-10-13 | A kind of sampling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207394086U true CN207394086U (en) | 2018-05-22 |
Family
ID=62332272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721330909.9U Active CN207394086U (en) | 2017-10-13 | 2017-10-13 | A kind of sampling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207394086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912670A (en) * | 2020-06-23 | 2020-11-10 | 安徽创华自控仪表设备有限公司 | Pipeline detection sampling valve |
-
2017
- 2017-10-13 CN CN201721330909.9U patent/CN207394086U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912670A (en) * | 2020-06-23 | 2020-11-10 | 安徽创华自控仪表设备有限公司 | Pipeline detection sampling valve |
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