CN210566588U - Sampling valve convenient to sample - Google Patents
Sampling valve convenient to sample Download PDFInfo
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- CN210566588U CN210566588U CN201921300916.3U CN201921300916U CN210566588U CN 210566588 U CN210566588 U CN 210566588U CN 201921300916 U CN201921300916 U CN 201921300916U CN 210566588 U CN210566588 U CN 210566588U
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Abstract
The utility model discloses a sample valve convenient to sample, the utility model relates to a sample valve technical field. This sample valve convenient to sample need not one hand and grips the sample valve urceolus when using, and the hand-operated hand-pulled disk of one hand only needs one hand to grip the formula of gripping and pull out mechanism and application of force and can realize pulling out the hand-pulled disk for the sample valve end cover, with through the case connecting rod drives the case outside movement grips formula retracting mechanism and application of force on the other hand and can realize making the hand-pulled disk withdrawal for the sample valve end cover, with through the case connecting rod drives case inward movement utilizes lever structure to realize laborsavingly ingeniously, and easy operation.
Description
Technical Field
The utility model relates to a sample valve technical field specifically is a sample valve convenient to sample.
Background
Sampling valves are valves used for obtaining media samples in pipelines or equipment, and special sampling valves are often used in many occasions where chemical analysis is frequently required on the media samples. According to the working principle or different performances during sampling, the sampling valve mainly comprises a duplex opening valve, a flange clamping piece valve and a sampling valve with a heat-preservation clamping sleeve. When the existing sampling valve is used, one hand is often required to hold the cylinder wall of the sampling valve, the other hand is used to hold the handle at the rear end and pull the handle outwards, so that the inner valve core is pulled outwards and sampling liquid is sucked from the liquid taking pipe. The structure of the existing sampling valve makes the liquid taking process complicated and laborious, so that a sampling valve convenient for sampling is necessary to solve the problems.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a sample valve convenient to sample solves current sample valve and gets the loaded down with trivial details, the hard problem of process of liquid.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a sampling valve convenient for sampling comprises a sampling valve outer cylinder, a sampling valve end cover, a sampling valve sealing plug, a liquid taking pipeline, a hand-pulling disc, a valve core connecting rod, a holding type pulling-out mechanism, a holding type retracting mechanism, a valve core and a spring;
the valve core and the spring are arranged inside the sampling valve outer barrel, the sampling valve sealing plug is arranged at one end of the sampling valve outer barrel, the sampling valve end cover is arranged at the other end of the sampling valve outer barrel, the liquid taking pipeline is arranged on the outer wall of the sampling valve outer barrel and is communicated with the inside of the sampling valve outer barrel, the hand-pulling disc is arranged outside the sampling valve end cover, one end of the valve core connecting rod is connected with the center of the sampling valve end cover, the other end of the valve core connecting rod penetrates through a through hole in the sampling valve end cover to extend into the inside of the sampling valve outer barrel and is connected with the valve core, and the spring is arranged between the sampling valve end cover and the valve core;
the holding type pulling-out mechanism comprises two first force arms, a first pin shaft and two first force application plates, the two first force arms are oppositely arranged, the middle parts of the two first force arms are hinged through the first pin shaft, the two first force application plates are respectively connected to one ends of the two first force arms, the two first force application plates are respectively connected with the inner side wall of the hand-pulling disc and the outer end wall of the sampling valve end cover, and when the other ends of the two first force arms are close to each other, the two first force application plates at the other ends of the two first force arms are far away from each other, so that the distance between the hand-pulling disc and the sampling valve end cover is driven to be increased, and the valve core is driven to move outwards through the valve core connecting rod;
the gripping type retracting mechanism comprises two second force arms, a second pin shaft and two second force application plates, the two second force arms are arranged in a crossed mode, the middle portions of the two second force arms are hinged to the second pin shaft, the two second force application plates are connected to one ends of the two second force arms respectively, the two second force application plates are connected with the inner side wall of the hand pull disc and the outer end wall of the sampling valve end cover respectively, and when the other ends of the two second force arms are close to each other, the two second force application plates at the other ends of the two second force arms are also close to each other to drive the hand pull disc and the sampling valve end cover to reduce the distance so that the valve core connecting rod drives the valve core to move inwards.
Optionally, a first holding barrier is arranged at one end of the first force arm opposite to the first force application plate, the first holding barrier is arc-shaped, two ends of the first holding barrier are connected with the first force arm, and a space for a hand to extend into is defined between the first holding barrier and the first force arm;
optionally, a second holding barrier is arranged at an end of the second force arm opposite to the second force applying plate, the second holding barrier is arc-shaped, two ends of the second holding barrier are connected with the second force arm, and a space for a hand to extend into is enclosed between the second holding barrier and the second force arm.
Optionally, the first force application plate and the second force application plate are both semicircular, one end of the first force arm is rotatably connected to the middle of the first force application plate, and one end of the second force arm is rotatably connected to the middle of the second force application plate.
Optionally, a first rotating connecting piece is arranged in the middle of the first force application plate, a first connecting groove penetrating through the top and two sides of the first rotating connecting piece is formed in the first rotating connecting piece, and the end of the first force arm is arranged in the first connecting groove and connected through a first connecting shaft;
the middle part of the second force application plate is provided with a second rotating connecting piece, a second connecting groove penetrating through the top and two sides of the second rotating connecting piece is formed in the second rotating connecting piece, and the end part of the second force arm is arranged in the second connecting groove and connected through a second connecting shaft.
Optionally, two ends of the first force application plate are respectively fixed to the hand-pulling disc and the end of the sampling valve end cover through first screws; and two ends of the second force application plate are respectively fixed at the end parts of the hand pulling disc and the sampling valve end cover through second screws.
Optionally, the first force application plate and the second force application plate on the hand pulling disc are symmetrically arranged to form a circle, and the first force application plate and the second force application plate on the end cover of the sampling valve are symmetrically arranged to form a circle.
Compared with the prior art, the beneficial effects of the utility model are that: this sample valve convenient to sample, through at the hand power dish with be provided with a grip type pull-out mechanism between the sample valve end cover respectively to and a grip type retracting mechanism, need not one hand and grip the sample valve urceolus when using, and the hand power dish of the operation of one hand only needs one hand to grip the grip type pull-out mechanism and the application of force can realize pulling out the hand power dish for the sample valve end cover, in order to pass through the case connecting rod drives case outward movement, grip the grip type retracting mechanism and the application of force can realize making the hand power dish retract for the sample valve end cover for one hand, in order to pass through the case connecting rod drives case inward movement utilizes lever structure to realize laborsavingly, and easy operation ingeniously.
Drawings
Fig. 1 is a schematic view of an external structure of a sampling valve for facilitating sampling according to the present invention;
fig. 2 is a schematic view of the interior of a sampling valve for facilitating sampling according to the present invention;
FIG. 3 is a schematic view of a grip-type pull-out mechanism of a sampling valve for facilitating sampling according to the present invention;
fig. 4 is a schematic view of a grip-type retracting mechanism of a sampling valve for facilitating sampling according to the present invention.
In the figure: 1-a sampling valve outer cylinder, 2-a sampling valve end cover, 3-a sampling valve sealing plug, 4-a liquid taking pipeline, 5-a hand-pulling disc, 6-a valve core connecting rod, 7-a holding type pulling mechanism, 8-a holding type retracting mechanism, 9-a valve core, 10-a spring, 71-a first force arm, 72-a first pin shaft, 73-a first force applying plate, 81-a second force arm, 82-a second pin shaft, 83-a second force applying plate, 711-a first holding blocking strip, 811-a second holding blocking strip, 731-a first rotating connecting piece, 732-a first connecting shaft, 831-a second rotating connecting piece, 832-a second connecting shaft, 733-a first screw and 833-a second screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a sampling valve convenient for sampling comprises a sampling valve outer cylinder 1, a sampling valve end cover 2, a sampling valve sealing plug 3, a liquid taking pipeline 4, a hand-pulling disc 5, a valve core connecting rod 6, a holding type pulling-out mechanism 7, a holding type retracting mechanism 8, a valve core 9 and a spring 10. Case 9 and spring 10 set up in the inside of sample valve urceolus 1, sample valve sealing plug 3 sets up in the one end of sample valve urceolus 1, sample valve end cover 2 sets up in the other end of sample valve urceolus 1, get liquid pipeline 4 set up in the outer wall of sample valve urceolus 1 and with the inside intercommunication of sample valve urceolus 1, hand-power dish 5 sets up in the outside of sample valve end cover 2, the one end of case connecting rod 6 is connected with the center of sample valve end cover 2, the other end of case connecting rod 6 passes the through-hole on the sample valve end cover 2 and stretches into the inside of sample valve urceolus 1 and be connected with case 9, spring 10 sets up between sample valve end cover 2. During the sample, get liquid pipeline 4 and liquid contact, then outwards stimulate hand-pulling disk 5, thereby can drive case 9 through case connecting rod 6 and outwards move and inhale the sample and realize the sample inside sample valve urceolus 1.
In this embodiment, the holding type pulling-out mechanism 7 includes two first force arms 71, a first pin 72 and two first force applying plates 73, the two first force arms 71 are disposed oppositely, the middle portions of the two first force arms 71 are hinged through the first pin 72, the two first force applying plates 73 are connected to one ends of the two first force arms 71 respectively, and the two first force applying plates 73 are connected to the inner side wall of the hand-pulling tray 5 and the outer end wall of the sampling valve end cap 2 respectively, when the other ends of the two first force arms 71 approach each other, the two first force applying plates 73 at the other ends of the two first force arms 71 are away from each other, so that the distance between the hand-pulling tray 5 and the sampling valve end cap 2 is increased to drive the valve core 9 to move outwards through the valve core connecting rod 6, the one-hand operation can be realized, and the lever structure is skillfully utilized to realize labor saving.
In this embodiment, the holding type retracting mechanism 8 includes two second force arms 81, a second pin 82 and two second force applying plates 83, the two second force arms 81 are disposed in a crossed manner, the middle portions of the two second force arms 81 are hinged through the second pin 82, the two second force applying plates 83 are connected to one ends of the two second force arms 81 respectively, and the two second force applying plates 83 are connected to the inner side wall of the hand pulling plate 5 and the outer end wall of the sampling valve end cap 2 respectively, when the other ends of the two second force arms 81 are close to each other, the two second force applying plates 83 at the other ends of the two second force arms 81 are also close to each other, so that the distance between the hand pulling plate 5 and the sampling valve end cap 2 is reduced to drive the valve core 9 to move inwards through the valve core connecting rod 6, the one-hand operation can be realized, and the lever structure is skillfully utilized to realize labor.
Specifically, a first holding stop strip 711 is disposed at an end of the first force applying plate 71 opposite to the first force applying plate 73, the first holding stop strip 711 is arc-shaped, two ends of the first holding stop strip 711 are connected with the first force applying plate 71, and a space for a hand to extend into is defined between the first holding stop strip 711 and the first force applying plate 71. A second holding barrier 811 is arranged at one end of the second force arm 81 opposite to the second force applying plate 83, the second holding barrier 811 is arc-shaped, two ends of the second holding barrier 811 are connected with the second force arm 81, and a space for a hand to extend into is enclosed between the second holding barrier 811 and the second force arm 81.
The first force application plate 73 and the second force application plate 83 are both semicircular, one end of the first force arm 71 is rotatably connected to the middle of the first force application plate 73, and one end of the second force arm 81 is rotatably connected to the middle of the second force application plate 83. The first force applying plate 73 is provided at the middle thereof with a first rotating link 731, the first rotating link 731 is provided with a first connecting slot penetrating the top and both sides of the first rotating link 731, and the ends of the first force arms 71 are disposed in the first connecting slot and connected by a first connecting shaft 732. The second force application plate 83 is provided at a middle portion thereof with a second rotating connection element 831, the second rotating connection element 831 is provided with a second connection groove penetrating through a top portion and both sides of the second rotating connection element 831, and an end portion of the second force arm 81 is disposed in the second connection groove and connected thereto by a second connection shaft 832. Two ends of the first force application plate 73 are respectively fixed at the end parts of the hand pulling disc 5 and the sampling valve end cover 2 through first screws 733; both ends of the second force application plate 83 are fixed to the hand pulling plate 5 and the end of the sampling valve end cover 2 through second screws 833. First application of force board 73 and second application of force board 83 symmetry on hand pulling dish 5 set up and enclose into circularly, and first application of force board 73 and second application of force board 83 symmetry on sample valve end cover 2 set up and enclose into circularly, can make hand pulling dish 5 and sample valve end cover 2 application of force even, promote reciprocating motion's smoothness nature.
This sample valve convenient to sample need not one hand and grips sample valve urceolus 1, and hand-operated hand-pull dish 5, only needs one hand to grip the formula of gripping and pull out mechanism 7 and application of force can realize pulling out hand-pull dish 5 for sample valve end cover 2, in order to pass through case connecting rod 6 drives case 9 external motion grips formula retracting mechanism 8 and application of force on one hand and can realize making 5 retractions of hand-pull dish for sample valve end cover 2, in order to pass through case connecting rod 6 drives case 9 internal motion utilizes lever structure to realize laborsavingly, and easy operation ingeniously.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a sample valve convenient to sample which characterized in that: the sampling valve comprises a sampling valve outer cylinder (1), a sampling valve end cover (2), a sampling valve sealing plug (3), a liquid taking pipeline (4), a hand-pulling disc (5), a valve core connecting rod (6), a holding type pulling-out mechanism (7), a holding type retracting mechanism (8), a valve core (9) and a spring (10);
the valve core (9) and the spring (10) are arranged in the sampling valve outer cylinder (1), the sampling valve sealing plug (3) is arranged at one end of the sampling valve outer cylinder (1), the sampling valve end cover (2) is arranged at the other end of the sampling valve outer cylinder (1), the liquid taking pipeline (4) is arranged on the outer wall of the sampling valve outer cylinder (1) and is communicated with the interior of the sampling valve outer cylinder (1), the hand-pulling disc (5) is arranged on the outer side of the sampling valve end cover (2), one end of the valve core connecting rod (6) is connected with the center of the sampling valve end cover (2), the other end of the valve core connecting rod (6) passes through a through hole on the sampling valve end cover (2) and extends into the inner part of the sampling valve outer cylinder (1) and is connected with the valve core (9), the spring (10) is arranged between the sampling valve end cover (2) and the valve core (9);
the holding type pulling-out mechanism (7) comprises two first force arms (71), a first pin shaft (72) and two first force applying plates (73), the two first force arms (71) are oppositely arranged, the middle parts of the two first force arms (71) are hinged through the first pin shaft (72), the two first force applying plates (73) are respectively connected with one end of the two first force arm (71), and the two first force application plates (73) are respectively connected with the inner side wall of the hand pulling disc (5) and the outer end wall of the sampling valve end cover (2), when the other ends of the two first force arms (71) are close to each other, the two first force applying plates (73) at the other ends of the two first force arms (71) are far away from each other, so that the distance between the hand-pulling disc (5) and the sampling valve end cover (2) is increased, and the valve core (9) is driven to move outwards through the valve core connecting rod (6);
the holding type retracting mechanism (8) comprises two second force arms (81), a second pin shaft (82) and two second force applying plates (83), the two second force arms (81) are arranged in a crossed manner, the middle parts of the two second force arms (81) are hinged through a second pin shaft (82), the two second force applying plates (83) are respectively connected with one end of the two second force arms (81), and the two second force application plates (83) are respectively connected with the inner side wall of the hand pulling disc (5) and the outer end wall of the sampling valve end cover (2), when the other ends of the two second force arms (81) are close to each other, the two second force applying plates (83) at the other ends of the two second force arms (81) are also close to each other, so that the distance between the hand-pulling disc (5) and the sampling valve end cover (2) is reduced, and the valve core (9) is driven to move inwards through the valve core connecting rod (6).
2. A sampling valve for facilitating sampling according to claim 1, wherein: a first holding blocking strip (711) is arranged at one end, opposite to the first force applying plate (73), of the first force arm (71), the first holding blocking strip (711) is arc-shaped, two ends of the first holding blocking strip are connected with the first force arm (71), and a space for a hand to stretch into is defined between the first holding blocking strip (711) and the first force arm (71);
a second holding barrier strip (811) is arranged at one end, opposite to the second force applying plate (83), of the second force arm (81), the second holding barrier strip (811) is arc-shaped, two ends of the second holding barrier strip (811) are connected with the second force arm (81), and a space for a hand to stretch into is formed between the second holding barrier strip (811) and the second force arm (81).
3. A sampling valve for facilitating sampling according to claim 1, wherein: the first force application plate (73) and the second force application plate (83) are both semicircular, one end of the first force arm (71) is rotatably connected to the middle of the first force application plate (73), and one end of the second force arm (81) is rotatably connected to the middle of the second force application plate (83).
4. A sampling valve for facilitating sampling according to claim 3, wherein: a first rotating connecting piece (731) is arranged in the middle of the first force application plate (73), a first connecting groove penetrating through the top and two sides of the first rotating connecting piece (731) is formed in the first rotating connecting piece (731), and the end part of the first force arm (71) is arranged in the first connecting groove and connected through a first connecting shaft (732);
the middle part of the second force application plate (83) is provided with a second rotating connecting piece (831), the second rotating connecting piece (831) is provided with a second connecting groove penetrating through the top and two sides of the second rotating connecting piece (831), and the end part of the second force arm (81) is arranged in the second connecting groove and connected through a second connecting shaft (832).
5. A sampling valve for facilitating sampling according to claim 4, wherein: two ends of the first force application plate (73) are respectively fixed at the end parts of the hand-pulling disc (5) and the sampling valve end cover (2) through first screws (733); and two ends of the second force application plate (83) are respectively fixed on the hand-pulling disc (5) and the end part of the sampling valve end cover (2) through second screws (833).
6. A sampling valve for facilitating sampling according to claim 5, wherein: first application of force board (73) and second application of force board (83) symmetry on hand power dish (5) set up and enclose into circularly, first application of force board (73) and second application of force board (83) symmetry on sample valve end cover (2) set up and enclose into circularly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921300916.3U CN210566588U (en) | 2019-08-09 | 2019-08-09 | Sampling valve convenient to sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921300916.3U CN210566588U (en) | 2019-08-09 | 2019-08-09 | Sampling valve convenient to sample |
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| Publication Number | Publication Date |
|---|---|
| CN210566588U true CN210566588U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921300916.3U Active CN210566588U (en) | 2019-08-09 | 2019-08-09 | Sampling valve convenient to sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210566588U (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 |
-
2019
- 2019-08-09 CN CN201921300916.3U patent/CN210566588U/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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