CN214907275U

CN214907275U - Rumen fluid sampling device

Info

Publication number: CN214907275U
Application number: CN202120066624.9U
Authority: CN
Inventors: 方东辉; 王巍; 易军; 甘佳; 贺芳; 石溢; 邓小东; 梁小玉; 阿果约达; 胡远彬; 张靓; 付茂忠; 詹素琼
Original assignee: Sichuan Animal Science Academy
Current assignee: Sichuan Animal Science Academy
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-11-30
Anticipated expiration: 2031-01-11

Abstract

The utility model provides a rumen fluid sampling device, includes collector, conveyer pipe and negative pressure ware, the collector passes through duct connections to negative pressure ware, is provided with the collection hole on the collector, be provided with the probe in the collector, the probe passes through the cable and is connected with outside the control unit electricity. The utility model enables the staff to observe the parameter information such as temperature, pH value and the like in real time in the process of collecting rumen fluid, thereby mastering the change condition of the environment in the rumen; in addition, workers do not need to put the probe or the collector into the rumen for multiple times, so that the workload is reduced, the discomfort of animals is not easy to cause, and the safety of acquisition and monitoring work is improved, so that the system has wide popularization value; in addition, the collector and the conveying pipe can effectively protect the probe and the cable, the damage of the cable or the probe caused by the bite of animals in the acquisition process is avoided, and the service life of the device is prolonged.

Description

Rumen fluid sampling device

Technical Field

The utility model relates to a poultry medical instrument technical field, concretely relates to rumen fluid sampling device.

Background

The rumen, which is the first stomach of a ruminant, is an important digestive organ in the digestive system of a ruminant, and enables the ruminant to efficiently digest roughage having a high content of fibrous materials. Therefore, the research on the internal environment of the rumen is not only crucial to the growth and health of the ruminant, but also has higher reference value for the disease diagnosis of the ruminant.

In the prior art, in order to study the internal environment of the rumen, rumen fluid is generally required to be extracted to the outside of a ruminant by using a rumen fluid sampling device. Patent CN202122590U discloses a portable rumen fluid collection system, and it includes collector, conveyer pipe and negative pressure ware, puts into the rumen with the collector during use, after treating that the collector soaks rumen fluid, provides negative pressure extraction rumen fluid through the negative pressure ware, and then convenient and fast ground gathers rumen fluid. However, although the conventional rumen fluid collecting device can effectively extract contents such as rumen fluid, with diversification of medical research and observation requirements, a worker needs to master parameters such as temperature and pH in the rumen, so that extra data collection is usually carried out by adopting an independent temperature sensor or a pH probe after the rumen fluid collection is finished, thereby not only increasing working strength and time, but also being more likely to struggle for ruminants.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rumen fluid sampling device, it is through placing temperature probe or pH probe in the collector for at rumen fluid's extraction in-process, can monitor temperature or pH isoparametric in the rumen in real time, solved need put into the rumen with probe or collector many times among the prior art in order to obtain that the working strength that different data lead to is big, long time, the unwell problem of ruminant.

The utility model discloses a following technical scheme realizes:

the utility model provides a rumen fluid sampling device, includes collector, conveyer pipe and negative pressure ware, the collector passes through duct connections to negative pressure ware, is provided with the collection hole on the collector, be provided with the probe in the collector, the probe passes through the cable and is connected with outside the control unit electricity.

In the technical scheme, the rumen fluid sampling device comprises a collector, a conveying pipe and a negative pressure device, wherein the collector is provided with a collecting hole. The collector is used for being placed in the rumen to collect rumen fluid and other contents in the rumen, and under the negative pressure provided by the negative pressure device, the rumen fluid enters the collector through the collecting hole and then is pumped into the negative pressure device or other containers through the delivery pipe to be stored. Preferably, the negative pressure device is a needle tube.

Different from the prior art, the technical scheme adopts the probe which can detect at least one parameter. The probe is positioned in a cavity inside the collector to measure at least one parameter in the rumen during collection of rumen fluid by the collector. For example, the probe may be a thermometer or a temperature sensor to observe temperature changes in the rumen during collection, or a pH meter to measure the pH of rumen fluid in the rumen. The thermometer, temperature sensor or pH meter may be any small or miniature thermometer, temperature sensor or pH meter commercially available.

The cables of the probe can be led out from the collector, from the side wall of the conveying pipe or from the negative pressure device and connected to the control unit. In some embodiments, the cable extends through the wall of the duct and is connected to an external control unit to protect the cable from being bitten by a ruminant animal due to exposure to the PVC steel wire wound tube during collection. Preferably, a sealing ring is arranged in the opening for routing on the wall surface of the conveying pipe so as to improve the sealing performance of the conveying pipe.

When the device is used, the probe of the thermometer and/or the pH meter is placed in the collector, and the cable of the probe is led out through the conveying pipe and is connected to the corresponding control unit to collect, process and display data; and then putting the collector into the rumen, starting the negative pressure device to extract rumen fluid, and grasping parameters such as the temperature in the rumen, the pH value and the viscosity of the rumen fluid in real time by observing the data of a display connected with the control unit in the extraction process.

Through the arrangement, in the process of collecting rumen fluid, a worker can observe parameter information such as temperature, pH value and the like in real time, so as to grasp the change condition of the environment in the rumen; in addition, workers do not need to put the probe or the collector into the rumen for multiple times, so that the workload is reduced, the discomfort of animals is not easy to cause, and the safety of acquisition and monitoring work is improved, so that the system has wide popularization value; in addition, the collector and the conveying pipe can effectively protect the probe and the cable, the damage of the cable or the probe caused by the bite of animals in the acquisition process is avoided, and the service life of the device is prolonged.

Among the above-mentioned technical scheme, the probe both can fixed mounting in the collector, and probe and collector formula structure as an organic whole promptly, the probe also can detachably install in the collector. As a preferred structure of the utility model, be provided with joint spare in the collector, joint spare is used for the joint probe. Through the joint spare, the staff can be according to the parameter of actual need monitoring, installs corresponding probe in the collector, and then improves collection system's universality.

Further, as the utility model discloses a preferred structure of well joint spare. The joint spare is including setting up the base on the collector inner wall, be provided with the mount pad on the base, the arc wall has been seted up on the mount pad, the arc wall is used for the joint probe. In this embodiment, the base is preferably made of a metal material such as aluminum alloy or stainless steel. The base is provided with a mounting seat, and the mounting seat is provided with an arc-shaped groove for clamping the probe. When the probe is clamped, the probe is pressed into the arc-shaped groove to realize clamping. Preferably, the mounting seat is made of acid-resistant rubber such as fluororubber, so that the mounting seat is deformed under the action of external force, the probe can be clamped conveniently, and meanwhile, the arc-shaped groove is prevented from scratching or abrading the surface of the probe. Further preferably, the arc of the arc-shaped groove formed in the mounting seat is a major arc.

As another preferable structure of the middle clamping piece of the utility model. The clamping piece comprises a base arranged on the inner wall of the collector, a rigid mounting groove and a flexible mounting groove are arranged on the base, a fixed seat is arranged at the movable end of the flexible mounting groove, the fixed seat is connected with the rigid mounting groove through a fastening piece, the inner wall of the rigid mounting groove and the inner wall of the flexible mounting groove form a limiting area, and the limiting area is used for limiting the movement of the probe; the rigid mounting groove and the fixing seat are made of metal materials, and the flexible mounting groove is made of rubber. Different from the open type notch of the clamping piece, the clamping piece in the technical scheme is a closed type notch. Specifically, a rigid and flexible mounting groove is provided on the base. The rigid mounting groove is made of a metal material, has certain rigidity and is not easy to deform under the action of external force; the flexible material is made of rubber and can generate certain deformation under the action of external force. One end of the flexible installation groove fixed on the base and/or the rigid installation groove is a fixed end, and the other end of the flexible installation groove is a movable end. The movable end is provided with a fixed seat, the fixed seat is used for installing a fastener, so that the fixed end can be detachably connected to the rigid mounting groove under the fastening of the fastener, and a limit area can be formed on the inner walls of the rigid mounting groove and the flexible mounting groove so as to limit the movement of the probe, and preferably, the limit area is circular. Through closed notch, can further improve the stability and the universality of joint spare for spacing region can be adapted to the bigger probe of size, and can further improve the guard action to the probe.

Further, a short column is arranged on the limiting area and is made of rubber. When fixing base and rigidity mounting groove are connected, the short column in the spacing region can extrude the surface of probe to reduce the working gap between spacing region and the probe, and then avoid the size to remove than the less probe in spacing region, further improve the universality of joint spare.

Furthermore, the rubber adopted by the flexible mounting groove and the short column is butadiene rubber, fluororubber or nitrile rubber.

As a preferred structure of the middle collector of the present invention. The collector comprises a first collecting piece and a second collecting piece, a clamping groove is formed in the first collecting piece, a clamping protrusion is arranged on the second collecting piece, and the clamping groove is matched with the clamping protrusion. The collector comprises a first collecting member and a second collecting member which are complementary and can form the collector after being spliced. The first collecting piece and the second collecting piece are connected in a clamping manner. The first collecting piece is provided with a clamping groove, the second collecting piece is provided with a clamping protrusion matched with the clamping groove, and the clamping protrusion is inserted into the clamping groove to form fixation. In this technical scheme, the joint spare can set up on the inner wall of first collecting element and/or second collecting element. The split type structure of the collector is beneficial to workers to install or dismantle the probe, the situation that the probe is installed in a narrow space and cannot be clamped firmly is avoided, and the stability and convenience of probe installation are effectively improved.

Furthermore, a second connecting piece is arranged on the first collecting piece, a first external thread is arranged on the second connecting piece, a third connecting piece is arranged on the second collecting piece, a second external thread is arranged on the third connecting piece, and the first external thread and the second external thread form an external thread; the conveying pipe is connected with a first connecting piece, an internal thread matched with the external thread is arranged inside the first connecting piece, and the first connecting piece is connected with the second connecting piece and the third connecting piece through threads. After the probe is installed, the clamping protrusions and the clamping grooves are aligned, and the first collecting piece and the second collecting piece are assembled. After the assembly, the second connecting piece and the third connecting piece are also assembled together, and the first external thread and the second external thread jointly form a continuous external thread. Because the existence of card protruding and draw-in groove, first collection piece and second are collected the piece and are tentatively fixed, later with the external screw thread screw in to first connecting piece in, and then collect the piece through first connecting piece further locking first collection piece and second, when avoiding both to separate in the sampling, eliminate clearance between the two, improve the closure effect of collector for rumen liquid and content can only enter into the inside to the collector through the collection hole, improve rumen liquid's extraction efficiency.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model enables the staff to observe the parameter information such as temperature, pH value and the like in real time in the process of collecting rumen fluid, thereby mastering the change condition of the environment in the rumen; in addition, workers do not need to put the probe or the collector into the rumen for multiple times, so that the workload is reduced, the discomfort of animals is not easy to cause, and the safety of acquisition and monitoring work is improved, so that the system has wide popularization value; in addition, the collector and the conveying pipe can effectively protect the probe and the cable, the cable or the probe is prevented from being damaged due to the fact that animals bite the collector and the conveying pipe in the collecting process, and the service life of the device is prolonged;

2. the utility model can further improve the stability and universality of the clamping piece by arranging the clamping piece into the closed notch, so that the limit area can be suitable for the probe with larger size, and the protection effect on the probe can be further improved;

3. the collector of the utility model is of a split structure, which is beneficial for workers to install or dismantle the probe, avoids the situation of infirm clamping caused by installing the probe in a narrow space, and effectively improves the stability and convenience of probe installation;

4. the utility model discloses a piece is collected to first collecting of first connecting piece locking and second, when avoiding both to separate in the sampling, eliminates clearance between the two, improves the sealed effect of collector for rumen liquid and content can only get into to the inside of collector through the collecting hole, improve rumen liquid's extraction efficiency. .

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of a sampling device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a first collecting member and a second collecting member according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a snap-fit member disposed on the first collection member according to an embodiment of the present invention;

fig. 4 is a schematic structural view of another clip member disposed on the first collecting member or the second collecting member according to an embodiment of the present invention;

fig. 5 is a schematic view of a connection mode of the first collecting member and the second collecting member according to an embodiment of the present invention.

Reference numbers and corresponding part names in the drawings:

1-collector, 11-first collecting part, 111-clamping groove, 12-second collecting part, 121-clamping protrusion, 13-second connecting part, 14-first external thread, 15-third connecting part, 16-second external thread, 2-first connecting part, 3-conveying pipe, 4-negative pressure device, 5-control unit, 6-cable, 7-probe, 8-collecting hole, 9-clamping part, 91-base, 92-mounting seat, 93-rigid mounting groove, 94-flexible mounting groove, 95-fixing seat, 96-short column and 97-fastening part.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

In the description of the present invention, it should be understood that the terms "front", "back", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention.

Example 1:

the rumen fluid sampling device as shown in fig. 1 and 2 comprises a collector 1, a conveying pipe 2 and a negative pressure device 4, wherein the collector 1 is connected to the negative pressure device 4 through the conveying pipe 3, a collecting hole 8 is arranged on the collector 1, a probe 7 is arranged in the collector 1, and the probe 7 is electrically connected with an external control unit 5 through a cable 6.

In some embodiments, the cable 6 extends through the wall of the duct 3 and is connected to an external control unit 5. Preferably, a sealing ring is arranged in the opening for routing on the wall surface of the conveying pipe so as to improve the sealing performance of the conveying pipe.

In some embodiments, the probe 7 is a temperature probe or a pH probe.

In one or more embodiments, the collector is made of a metallic material, preferably stainless steel or an aluminum alloy. The collector made of metal not only has enough rigidity and impact resistance, but also can sink due to self weight in rumen, thus being beneficial to the collection of rumen fluid. In one or more embodiments, the delivery tube is a PVC steel wire wound tube.

In one or more embodiments, the temperature probe and the pH probe can be applied simultaneously in the collector. In some embodiments, the probe may be a probe of other parameter measuring devices such as a viscometer.

Example 2:

on the basis of the embodiment 1, as shown in fig. 1 to 4, a clamping piece 9 is arranged in the collector 1, and the clamping piece 9 is used for clamping the probe 7.

Further, as shown in fig. 3, the clamping member 9 includes a base 91 disposed on the inner wall of the collector 1, a mounting seat 92 is disposed on the base 91, an arc-shaped groove is disposed on the mounting seat 92, and the arc-shaped groove is used for clamping the probe 7.

When clamping, the probe is pressed into the arc-shaped groove of the mounting base 92 to realize clamping.

In some embodiments, the base 91 is preferably made of aluminum alloy or stainless steel.

In some embodiments, mount 92 is preferably made of viton.

Further preferably, as shown in fig. 3, an arc of the arc-shaped groove formed in the mounting seat is a major arc.

Example 3:

on the basis of the above embodiment, as shown in fig. 4, the clamping member 9 includes a base 91 disposed on the inner wall of the collector 1, the base 91 is provided with a rigid mounting groove 93 and a flexible mounting groove 94, the movable end of the flexible mounting groove 94 is provided with a fixing seat 95, the fixing seat 95 is connected with the rigid mounting groove 93 through a fastener 97, the inner wall of the rigid mounting groove 93 and the inner wall of the flexible mounting groove 94 form a limiting area, and the limiting area is used for limiting the movement of the probe 7; the rigid mounting groove 93 and the fixing seat 95 are made of a metal material, and the flexible mounting groove 94 is made of rubber.

When the probe is used, the fixed end can be detachably connected to the rigid mounting groove under the fastening of the fastening piece, so that the inner walls of the rigid mounting groove and the flexible mounting groove can form a limiting area to limit the movement of the probe.

In one or more embodiments, the fixing seat and the rigid mounting groove are provided with screw holes, the fastening member is a screw, and the two screw holes are selected by the screw to fix the rigid mounting groove and the fixing seat. In one or more embodiments, the fastening member is a pin shaft installed on the fixed seat or the rigid installation groove, and the rigid installation groove or the fixed seat is provided with a corresponding pin hole, and the rigid installation groove and the fixed seat can be quickly disassembled and assembled by sleeving the pin hole into the pin shaft.

In some embodiments, as shown in fig. 4, the stopper region is provided with a stud 96, and the stud 96 is made of rubber.

In some embodiments, the rubber is butadiene, fluororubber, or nitrile rubber.

Through closed notch, can further improve the stability and the universality of joint spare for spacing region can be adapted to the bigger probe of size, and can further improve the guard action to the probe.

Example 4:

on the basis of the above embodiment, as shown in fig. 2, the collector 1 includes a first collecting member 11 and a second collecting member 12, the first collecting member 11 is provided with a clamping groove 111, the second collecting member 12 is provided with a clamping protrusion 121, and the clamping groove 111 matches with the clamping protrusion 121.

The collector comprises a first collecting member and a second collecting member which are complementary and can form the collector after being spliced. The split type structure of collector is favorable to the staff to install or dismantle the probe, avoids the insecure condition of centre gripping that causes at narrow and small space installation probe, has improved the stability and the convenience of probe installation effectively.

In one or more embodiments, as shown in fig. 5, two ends of the first collecting member, which are used for connecting the second collecting member, are cut and thinned, so that the end portions of the first collecting member are provided with both the clamping protrusions and the clamping grooves, and the corresponding positions of the second collecting member are also cut, so that the end portions of the first collecting member and the second collecting member are also provided with the clamping protrusions and the clamping grooves, so that when the first collecting member and the second collecting member are combined, the clamping protrusions on the end portions are clamped with the corresponding clamping grooves, the connection stability is improved, the sealing performance of the collector is improved, and the extraction efficiency of rumen fluid is improved.

In some embodiments, a second connecting piece 13 is arranged on the first collecting piece 11, a first external thread 14 is arranged on the second connecting piece 13, a third connecting piece 15 is arranged on the second collecting piece 12, a second external thread 16 is arranged on the third connecting piece 15, and the first external thread 14 and the second external thread 16 form an external thread; the conveying pipe 3 is connected with a first connecting piece 2, an internal thread matched with the external thread is arranged inside the first connecting piece 2, and the first connecting piece 2 is connected with a second connecting piece 13 and a third connecting piece 15 through threads.

After the probe is installed on the first collecting piece or the second collecting piece, the clamping protrusions and the clamping grooves are aligned, and the first collecting piece and the second collecting piece are assembled. After the assembly, the second connecting piece and the third connecting piece are also assembled together, and the first external thread and the second external thread jointly form a continuous external thread. Because the existence of card protruding and draw-in groove, first collection piece and second are collected the piece and are tentatively fixed, later with the external screw thread screw in to first connecting piece in, and then collect the piece through first connecting piece further locking first collection piece and second, when avoiding both to separate in the sampling, eliminate clearance between the two, improve the closure effect of collector for rumen liquid and content can only enter into the inside to the collector through the collection hole, improve rumen liquid's extraction efficiency.

As used herein, "first," "second," "third," etc. (e.g., first connecting member, second connecting member, third connecting member, first collecting member, second collecting member, etc.) merely distinguish the respective components for clarity of description and are not intended to limit any order or to emphasize importance, etc. Further, the term "connected" used herein may be either directly connected or indirectly connected via other components without being particularly described.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a rumen fluid sampling device, includes collector (1), conveyer pipe (3) and negative pressure ware (4), collector (1) is connected to negative pressure ware (4) through conveyer pipe (3), is provided with collecting hole (8) on collector (1), its characterized in that, be provided with probe (7) in collector (1), probe (7) are connected with outside control unit (5) electricity through cable (6).

2. Rumen fluid sampling device according to claim 1, wherein a snap-in element (9) is provided in the collector (1), said snap-in element (9) being adapted to snap-in the probe (7).

3. The rumen fluid sampling device according to claim 2, wherein the clamping member (9) comprises a base (91) arranged on the inner wall of the collector (1), the base (91) is provided with a mounting seat (92), the mounting seat (92) is provided with an arc-shaped groove, and the arc-shaped groove is used for clamping the probe (7).

4. The rumen fluid sampling device according to claim 2, wherein the clamping member (9) comprises a base (91) arranged on the inner wall of the collector (1), the base (91) is provided with a rigid mounting groove (93) and a flexible mounting groove (94), the movable end of the flexible mounting groove (94) is provided with a fixed seat (95), the fixed seat (95) is connected with the rigid mounting groove (93) through a fastener (97), the inner wall of the rigid mounting groove (93) and the inner wall of the flexible mounting groove (94) form a limiting area, and the limiting area is used for limiting the movement of the probe (7); the rigid mounting groove (93) and the fixed seat (95) are made of metal materials, and the flexible mounting groove (94) is made of rubber.

5. Rumen fluid sampling device according to claim 4, wherein the stop region is provided with a stud (96), which stud (96) is made of rubber.

6. A rumen fluid sampling device as claimed in claim 4, wherein said rubber is butadiene rubber, fluoro rubber or nitrile rubber.

7. A rumen fluid sampling device according to claim 1, wherein the collector (1) comprises a first collecting member (11) and a second collecting member (12), the first collecting member (11) is provided with a clamping groove (111), the second collecting member (12) is provided with a clamping protrusion (121), and the clamping groove (111) is matched with the clamping protrusion (121).

8. A rumen fluid sampling device according to claim 7, wherein a second connecting member (13) is provided on the first collecting member (11), a first external thread (14) is provided on the second connecting member (13), a third connecting member (15) is provided on the second collecting member (12), a second external thread (16) is provided on the third connecting member (15), and the first external thread (14) and the second external thread (16) constitute an external thread; the conveying pipe is characterized in that a first connecting piece (2) is connected to the conveying pipe (3), an internal thread matched with the external thread is arranged inside the first connecting piece (2), and the first connecting piece (2) is connected with a second connecting piece (13) and a third connecting piece (15) through threads.

9. Rumen fluid sampling device according to claim 1, wherein the cable (6) runs through the wall of the delivery tube (3) and is connected to an external control unit (5).

10. Rumen fluid sampling device according to any of claims 1 to 9, wherein the probe (7) is a temperature probe or a pH probe.