CN210265988U

CN210265988U - Quantitative sterile sampling valve

Info

Publication number: CN210265988U
Application number: CN201921297342.9U
Authority: CN
Inventors: 方立毅
Original assignee: Wenzhou Efun Valve Co ltd
Current assignee: Wenzhou Efun Valve Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-07
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses an aseptic sample valve of ration, including a valve section of thick bamboo, intercommunication at the inlet tube at valve section of thick bamboo right-hand member middle part, set up at the inboard case of a valve section of thick bamboo and set up the valve shaft at the case top, the external screw thread has been seted up on the outside top of a valve section of thick bamboo, the outside that the top of a valve section of thick bamboo is located the valve shaft closes soon and is connected with the valve barrel, the outage has been seted up to the bottom of a valve section of thick bamboo, the lower terminal surface fixedly connected with swivel nut of a valve section of thick bamboo, the below that the inboard of swivel nut is located a. The utility model discloses in, at first, inside is provided with sealed quantitative sampling structure, and the quantitative sampling processing of sample valve can be realized to this kind of structure, has reduced sample liquid and external contact in the sample process simultaneously to reduced the production of the contact pollution phenomenon of sample liquid discharge in-process, secondly, adopt combination pin-connected panel structure, this kind of structure be convenient for aseptic sample valve holistic installation and dismantlement processing, thereby be convenient for aseptic sample valve's daily maintenance and cleaning process.

Description

Quantitative sterile sampling valve

Technical Field

The utility model relates to an aseptic sample valve technical field especially relates to an aseptic sample valve of ration.

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.

However, the existing sterile sampling valve has the defects that: firstly, inside does not have the ration sample structure that sets up, is difficult to acquire the sample liquid of appointed volume, need use external container during the sample simultaneously, and the easy sample liquid is polluted in the contact of discharge process, and secondly, the integral type structure that adopts mostly, the installation is comparatively loaded down with trivial details with the dismantlement, the maintenance and the cleaning process of aseptic sample valve of being not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the quantitative sterile sampling valve is provided for solving the problems that the traditional sterile sampling valve is difficult to obtain the sampling liquid with the appointed quantity, an external container is required to be used during sampling, and the contact pollution of the sampling liquid is easy to occur in the discharging process.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an aseptic sample valve of ration, includes valve barrel, intercommunication at the inlet tube of valve barrel right-hand member middle part, sets up at the inboard case of valve barrel and sets up the valve shaft at the case top, the external screw thread has been seted up on the outside top of valve barrel, the outside that the top of valve barrel is located the valve shaft closes soon and is connected with the valve barrel, the outage has been seted up to the bottom of valve barrel, the lower terminal surface fixedly connected with swivel nut of valve barrel, the below that the inboard of swivel nut is located valve barrel closes soon and is connected with transparent sampling bottle, and the preceding terminal surface of transparent sampling bottle is provided with the scale.

As a further description of the above technical solution:

the outer end fixedly connected with pipeline flange of inlet tube, and pipeline flange's inside is seted up the multiunit and is the mounting hole that the annular array distributes.

As a further description of the above technical solution:

the top of the valve shaft is positioned above the valve sleeve and is provided with a rotary disc.

As a further description of the above technical solution:

the outside of valve shaft is located the below fixedly connected with spacing ring of valve barrel, and the up end of spacing ring and the lower terminal surface of valve barrel laminate each other.

As a further description of the above technical solution:

the top of the valve core is fixedly connected with a rotary sleeve positioned on the outer side of the valve shaft, and the rotary sleeve and the valve shaft are in transition fit.

As a further description of the above technical solution:

the bottom of valve shaft is located the inside fixedly connected with who revolves the cover and runs through the spacing post that revolves the cover, the inside that revolves the cover is located the outside of spacing post and is seted up the spacing groove that is vertical distribution.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, inside is provided with sealed quantitative sampling structure, bottom at a valve section of thick bamboo is provided with swivel nut and transparent sampling bottle, the preceding terminal surface at transparent sampling bottle is provided with the scale simultaneously, when needing the volume to get the sample liquid, drive the case through the capstan and rotate, the inside liquid of income liquid inside just can enter into the inside of transparent sampling bottle through the outage, operating personnel can contrast the liquid level and the scale of sample liquid, alright volume get the sample liquid of appointed volume, the quantitative sampling of sample valve is handled can be realized to this kind of structure, sample liquid and external contact have been reduced in the sample process simultaneously, thereby the production of the contact contamination phenomenon of sample liquid discharge in-process has been reduced.

2. The utility model discloses in, adopt combination pin-connected panel structure, this aseptic sampling valve comprises valve barrel, valve shaft and four major parts of case, when needing to dismantle the sampling valve, after unscrewing the valve barrel at valve barrel top, alright with the perpendicular cover soon on the roll-off case that makes progress of valve shaft, take out the case from the inboard of valve barrel again, just accomplished the holistic dismantlement of aseptic sampling valve and handled, the holistic installation of aseptic sampling valve of being convenient for of this kind of structure is handled with dismantling to be convenient for the daily maintenance and the cleaning process of aseptic sampling valve.

Drawings

Fig. 1 shows a schematic structural diagram provided according to an embodiment of the present invention;

fig. 2 shows a schematic diagram of an internal structure provided according to an embodiment of the present invention;

fig. 3 shows a schematic view of a connection structure of a valve shaft and a valve core provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a valve barrel; 101. a drain hole; 2. a liquid inlet pipe; 3. a pipe flange; 301. mounting holes; 4. a valve housing; 5. a valve shaft; 501. rotating the disc; 502. a limiting ring; 503. a limiting column; 6. a threaded sleeve; 7. a transparent sampling bottle; 701. a graduated scale; 8. a valve core; 9. screwing a sleeve; 901. a limiting groove.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an aseptic sample valve of ration, including valve barrel 1, the intercommunication is at the inlet tube 2 at 1 right-hand member middle part of valve barrel, the case 8 that sets up at 1 inboard of valve barrel and the valve shaft 5 of setting at case 8 top, the external screw thread has been seted up on the outside top of valve barrel 1, the outside that the top of valve barrel 1 is located valve shaft 5 closes soon and is connected with valve barrel 4, outage 101 has been seted up to the bottom of valve barrel 1, the lower terminal surface fixedly connected with swivel nut 6 of valve barrel 1, the below that the inboard of swivel nut 6 is located valve barrel 1 closes soon and is connected with transparent sampling bottle 7, and the preceding terminal surface of transparent sampling bottle 7 is provided with scale 701, scale 701's setting, the processing is got to the comparison volume of the sampling liquid.

Specifically, as shown in fig. 1-3, the outer end of the liquid inlet pipe 2 is fixedly connected with a pipeline flange 3, and the inside of the pipeline flange 3 is provided with a plurality of groups of mounting holes 301 distributed in an annular array, the top of the valve shaft 5 is positioned above the valve sleeve 4 and is provided with a rotary disc 501, the outside of the valve shaft 5 is positioned below the valve sleeve 4 and is fixedly connected with a limit ring 502, the upper end surface of the limit ring 502 is mutually attached to the lower end surface of the valve sleeve 4, the arrangement of the pipeline flange 3 and the mounting hole 301 is convenient for the mounting and fixing processing of the sterile sampling valve, the arrangement of the rotary disc 501 is convenient for the rotation adjustment processing of the valve shaft 5 and the valve core 8, the arrangement of the limit ring 502 improves the connection stability between the valve sleeve 4 and the valve shaft 5 on one hand, and on the other hand, after the valve sleeve 4 is completely closed, the valve core 8 can be extruded towards the inner side of the valve cylinder 1, so that the stability of the limiting of the valve core 8 is improved.

Specifically, as shown in fig. 2 and 3, the top of the valve core 8 is located the outside fixedly connected with swivel sleeve 9 of the valve shaft 5, and swivel sleeve 9 and valve shaft 5 are transition fit, the bottom of the valve shaft 5 is located the inside fixedly connected with that the swivel sleeve 9 runs through the limiting post 503 of swivel sleeve 9, the inside of the swivel sleeve 9 that is located the outside of the limiting post 503 is provided with the limiting groove 901 that is vertical distribution, the setting of swivel sleeve 9, alright connection between valve core 8 and the valve shaft 5, can restrict rocking of the valve shaft 5 on the valve core 8 in the horizontal direction simultaneously, the setting of limiting post 503 and limiting groove 901 simultaneously, be convenient for the joint installation between valve shaft 5 and the valve core 8 to handle, can restrict the rotation of the valve shaft 5 at the top of the valve core 8 simultaneously.

The working principle is as follows: when the aseptic sampling valve is required to be assembled, the valve core 8 is placed on the inner side of the valve barrel 1, the valve shaft 5 is inserted into the inner side of the valve sleeve 4, the rotary disc 501 is installed at the top of the valve shaft 5, the valve sleeve 4 is limited between the rotary disc 501 and the limiting ring 502, the limiting column 503 on the valve shaft 5 is aligned with the limiting groove 901 on the rotary sleeve 9, the valve shaft 5 is inserted into the inner side of the rotary sleeve 9, so that the connection processing between the valve shaft 5 and the valve core 8 is completed, the valve sleeve 4 is screwed to the top of the valve barrel 1, when the limiting ring 502 at the bottom of the valve shaft 5 contacts the bottom of the valve sleeve 4, the valve core 8 is limited and fixed on the inner side of the valve barrel 1, so that the integral combination installation processing of the aseptic sampling valve is completed, when the sampling processing is required, the rotary disc 501 on the valve shaft 5 is rotated, so that the valve core 8 can be controlled to rotate, liquid in the liquid inlet pipe 2 passes through the valve, enter into the inside of transparent sampling bottle 7, operating personnel can observe the liquid level of sample liquid and compare with scale 701, and after the sample liquid after the equivalent weight got the appointed quantity, the spiral shell 501 was rotated in the spin-on, and control case 8 is closed, alright with transparent sampling bottle 7 back-out swivel nut 6, just accomplished the sealed liquid processing of getting of the ration of sample liquid.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a quantitative aseptic sampling valve, includes valve barrel (1), communicates liquid inlet pipe (2) at valve barrel (1) right-hand member middle part, sets up case (8) at valve barrel (1) inboard and sets up valve shaft (5) at case (8) top, its characterized in that, the external screw thread has been seted up on the outside top of valve barrel (1), the outside that the top of valve barrel (1) is located valve shaft (5) closes soon and is connected with valve barrel (4), outage (101) have been seted up to the bottom of valve barrel (1), the lower terminal surface fixedly connected with swivel nut (6) of valve barrel (1), the inboard below that is located valve barrel (1) of swivel nut (6) closes soon and is connected with transparent sampling bottle (7), and the preceding terminal surface of transparent sampling bottle (7) is provided with scale (701).

2. The quantitative sterile sampling valve according to claim 1, wherein the outer end of the liquid inlet pipe (2) is fixedly connected with a pipeline flange (3), and a plurality of groups of mounting holes (301) distributed in an annular array are formed in the pipeline flange (3).

3. A quantitative sterile sampling valve according to claim 1, characterized in that the top of the valve shaft (5) above the valve housing (4) is fitted with a rotating disk (501).

4. A quantitative sterile sampling valve according to claim 3, characterized in that the outside of the valve shaft (5) is located below the valve sleeve (4) and is fixedly connected with a limit ring (502), and the upper end surface of the limit ring (502) and the lower end surface of the valve sleeve (4) are attached to each other.

5. A quantitative sterile sampling valve according to claim 1, characterized in that the top of the valve core (8) is located outside the valve shaft (5) and is fixedly connected with a rotary sleeve (9), and the rotary sleeve (9) and the valve shaft (5) are in transition fit.

6. A quantitative sterile sampling valve according to claim 3 or 5, characterized in that the bottom of the valve shaft (5) is located inside the rotary sleeve (9) and is fixedly connected with a limit post (503) penetrating through the rotary sleeve (9), and the inside of the rotary sleeve (9) is located outside the limit post (503) and is provided with a vertically distributed limit groove (901).