CN102621187B - Rumen pH meter - Google Patents

Abstract

The invention belongs to the technical field of animal husbandry machinery and relates to a rumen acidity meter. The rumen pH meter consists of a pH meter probe, a catheter, an acidity indicator, a controller and a bull nose buckle. In the acidity meter probe, the acidity meter electrode is placed on the electrode holder, and the electrode holder is fixed in the electrode casing at the window of the electrode casing. When the acidity meter probe is inserted into the rumen through the mouth and esophagus of ruminants, in order to avoid saliva during delivery and esophageal mucus contamination, the pH meter probe is closed to seal the pH meter electrodes. When the probe of the rumen pH meter is working, the probe of the pH meter is opened to expose the window of the electrode shell, and the electrode of the pH meter is exposed to the gastric juice environment to measure the pH value of the rumen fluid in the rumen. The invention can conveniently and quickly measure the acidity of the rumen, the device cost is low, and the practicability is strong, and it has a good effect on the early diagnosis and early prevention of rumen acidosis, and is suitable for the gastric juice in the rumen of rumen animals in scientific research and production Acidity monitoring.

Description

Rumen pH meter

technical field

The invention belongs to the technical field of animal husbandry machinery, in particular to a rumen acidity meter.

Background technique

Now many metabolic diseases of dairy cows are caused by the disorder of rumen environment, especially the violent fluctuation of rumen acidity, which leads to rumen acidosis. It is difficult to diagnose subclinical acidosis. At present, the general way to measure the rumen pH value at home and abroad is to take out the rumen fluid and then measure the pH value. This has the problem of large errors in taking the rumen fluid, and it is more difficult and less efficient to take the rumen fluid.

For the early diagnosis and early prevention of ruminal acidosis, a rumen acidity meter with low device cost and strong practicability that can conveniently and quickly measure the acidity of the rumen is needed in production and scientific research.

Contents of the invention

The purpose of the present invention is to solve the problems of early diagnosis and early prevention of rumen acidosis described in the background technology, to measure the pH value of rumen liquid conveniently and quickly, and to provide a rumen acidity meter, which is characterized in that the rumen acidity meter consists of The acidity meter probe 1, the conduit 2, the acidity display 3, the controller 4 and the bull nose button 5 are composed of the acidity meter probe 1 placed at the left end of the conduit 2, the left end of the acidity display 3 is connected with the right end of the conduit 2, and the controller 4 is placed at the acidity On the right end of the display 3, the bull nose buckle 5 forms a flexible connection with the catheter 2 through the ring 5003 of the bull nose buckle 5 sleeved on the catheter 2, and the catheter 2 is a bellows;

At the probe end of the rumen acidity meter, the acidity meter probe 1 includes a pH meter electrode 1001, an electrode bracket 1002, an electrode shell 1003, a short rod 1004, a spring 1005, an electrode lead 1006, a brake wire core wire 1007, a brake wire sheath 1008, Probe shell I1009, probe shell II1010, fixed disc I1011, fixed disc II1012 and connecting short tube 1013, the capsule-shaped probe shell is composed of the left probe shell I1009 and the right probe shell II1010 with the same cylindrical surface diameter. The left end of the connecting short tube 1013 is fixed coaxially with the arc outer surface of the probe housing II1010, the right end of the connecting short tube 1013 is fixedly connected with the left end of the catheter 2, and the fixed disc I1011 and the fixed disc II1012 are respectively fixed on the connecting short tube The left end and the right end of 1013, both the fixed disc I1011 and the fixed disc II1012 have 2 round holes, one of which is a center hole on the center of the circle, and the other round hole is a wire hole on the radius, capsule-shaped electrode shell 1003 has two opposite windows on the cylindrical surface. The pH meter electrode 1001 is placed on the electrode holder 1002, and the electrode holder 1002 is fixed in the electrode casing 1003 at the window of the electrode casing 1003. The inner diameter of the cylindrical surface of the probe shell I1009 and the probe shell II1010 is a loose fit, the left end of the electrode shell 1003 is fixed in the probe shell I1009, the short rod 1004 is coaxially fixed with the electrode shell 1003 on the right end of the electrode shell 1003, the spring 1005 is set On the short rod 1004, the short rod 1004 passes through the central circular hole at the right end of the probe housing II1010 in the probe housing II1010 and is inserted into the central hole of the fixed disc I1011. On the inner wall of the arc of the probe housing II1010, the brake wire is placed in the conduit 2. At the left end of the brake wire, the brake wire core wire 1007 passes through the center hole of the fixed disc II1012 and is fixedly connected to the right end of the short rod 1004. The brake wire sheath 1008 Connect with the right surface of the fixed disc II1012, tighten the brake wire core wire 1007, dock the probe shell I1009 with the probe shell II1010, close the acidity meter probe 1, close the pH meter electrode 1001, loosen the brake wire core wire 1007, Under the action of 1005, the probe casing I1009 and the probe casing II1010 are separated, the pH meter probe 1 is opened to expose the window of the electrode casing 1003, the pH meter electrode 1001 is exposed to the external environment, the electrode wire 1006 is placed in the catheter 2, and the left end of the electrode wire 1006 is passed through Through the wire holes on the fixed disc I1011 and the fixed disc II1012, enter the probe shell II1010 and the electrode shell 1003 to connect with the lead wire of the pH meter electrode 1001;

At the display and control end of the rumen acidity meter, the digital display window 3002 and the acidity measurement circuit are placed in the display casing 3001 to form the acidity display 3, the left end of the display casing 3001 is fixedly connected to the right end of the catheter 2, and the right end of the electrode wire 1006 is connected to the acidity display. 3, the controller 4 is placed on the display shell 3001, at the right end of the brake wire, the brake wire sheath 1008 is fixedly connected to the fixed part of the controller 4, and the brake wire core wire 1007 is fixed to the movable part of the controller 4. catch:

The bullnose button 5 is composed of a bullnose card 5001, a short chain 5002 and a ring 5003. The middle part of the C-shaped bullnose card 5001 is connected with the ring 5003 through the short chain 5002, and the ring 5003 can move on the catheter 2;

The conduit 2 is a stainless steel soft bellows;

The materials of the electrode shell 1003, the short rod 1004, the gate wire core wire 1007, the probe shell I1009, the probe shell II1010, the fixed disc I1011, the fixed disc II1012 and the connecting short tube 1013 are all stainless steel;

The power supply of the acidity indicator 3 is a dry battery.

The method of using the rumen acidity meter is to first check whether the acidity meter probe 1 is in a closed state when using it, so as to avoid contamination by saliva and esophageal mucus during delivery. After entering the rumen through the oral cavity and esophagus of the ruminant in a closed state, fix the acidity indicator 3 and controller 4 of the rumen acidity meter with the bullnose buckle 5. After the acidity meter probe 1 is placed in the rumen for about ten seconds, it passes through the rumen acidity meter. The controller 4 of the controller turns on the pH meter probe 1, the pH meter electrode 1001 is exposed to the gastric juice environment, measures the pH value of the rumen juice in the rumen, reads the pH value data after the pH value is stable, and opens the cow nose button 5 after the reading is completed, and takes out For the rumen acidity meter, after cleaning it, soak the acidity meter probe part of the rumen acidity meter in the pH buffer solution and wait for the next use.

The beneficial effects of the present invention are that the rumen acidity meter can conveniently and quickly measure the acidity of the rumen, the device cost is low, and the practicability is strong, and it has a good effect on the early diagnosis and early prevention of rumen acidosis, and is beneficial to production and scientific research. Good practical value.

Description of drawings

Fig. 1 is the general schematic diagram of rumen acidity meter;

Fig. 2 is a schematic diagram of the exploded structure of the rumen acidity meter probe;

Fig. 3 is a schematic diagram of the working state of the rumen acidity meter probe;

Fig. 4 is the display and control end schematic diagram of rumen acidity meter;

Figure 5 is a schematic diagram of the controller.

In the figure, 1--acidity meter probe, 2--catheter, 3--acidity display, 4--controller, 5--bull nose button, 1001--acidity meter electrode, 1002--electrode holder, 1003--electrode Shell, 1004--short rod, 1005--spring, 1006--electrode wire, 1007--brake wire core wire, 1008--brake wire sheath, 1009--probe shell I, 1010--probe shell II, 1011- -fixed disc I, 1012--fixed disc II, 1013-connecting short tube, 3001-display shell, 3002-digital display window, 4001-brake wire fixing piece, 4002-brake wire connecting rod, 4003--control bolt, 5001--bull nose card, 5002--short chain, 5003--ring.

Detailed ways

The present invention will be further described below with specific examples.

As shown in FIG. 1 , the overall schematic diagram of the rumen acidity meter is composed of a acidity meter probe 1 , a conduit 2 , a acidity display 3 , a controller 4 and a nose button 5 . The acidity meter probe 1 is placed at the left end of the conduit 2, the left end of the acidity indicator 3 is connected to the right end of the conduit 2, the controller 4 is placed at the right end of the acidity indicator 3, and the bullnose button 5 passes through the ring of the bullnose button 5 on the conduit 2 5003 forms an active connection with the conduit 2, and the conduit 2 is a stainless steel soft bellows.

The decomposition structure of the rumen acidity meter probe is shown in Figure 3. At the probe end of the rumen acidity meter, the acidity meter probe 1 includes the acidity meter electrode 1001, the electrode bracket 1002, the electrode shell 1003, the short rod 1004, the spring 1005, the electrode wire 1006, the gate Wire core wire 1007, brake wire sheath 1008, probe shell I1009, probe shell II1010, fixed disc I1011, fixed disc II1012 and connecting short tube 1013. The capsule-shaped probe housing is composed of the probe housing I1009 on the left and the probe housing II1010 on the right with the same cylindrical surface diameter. The left end of the connecting short tube 1013 is fixed coaxially with the arc outer surface of the probe housing II1010 , and the right end of the connecting short tube 1013 is fixedly connected with the left end of the catheter 2 . The fixed disc I1011 and the fixed disc II1012 are respectively fixed on the left end and the right end of the connecting short tube 1013. Both the fixed disc I1011 and the fixed disc II1012 have 2 round holes, one of which is the center hole on the center of the circle. The other circular hole is a wire hole on the radius. Capsule-shaped electrode housing 1003 has two opposite windows on the cylindrical surface. The pH meter electrode 1001 is placed on the electrode holder 1002, and the electrode holder 1002 is fixed in the electrode housing 1003 at the window of the electrode housing 1003. The outer diameter of the cylindrical surface is a loose fit with the inner diameter of the cylindrical surface of the probe housing I1009 and the probe housing II1010. The left end of the electrode shell 1003 is fixed in the probe shell I1009, the short rod 1004 is coaxially fixed with the electrode shell 1003 on the right end of the electrode shell 1003, the spring 1005 is set on the short rod 1004, and the short rod 1004 is connected from the probe in the probe shell II1010. The center hole at the right end of the casing II1010 passes through and inserted into the center hole of the fixed disc I1011, the left end of the spring 1005 pushes against the electrode casing 1003, and the right end pushes against the arc inner wall of the probe casing II1010. The brake wire is placed in the conduit 2, and at the left end of the brake wire, the brake wire core wire 1007 passes through the center hole of the fixed disc II1012 and is affixed to the right end of the short rod 1004, and the brake wire sheath 1008 is fixed to the right surface of the fixed disc II1012. catch. When the acidity meter probe is inserted into the rumen through the oral cavity and esophagus of ruminants, in order to avoid the contamination of saliva and esophageal mucus during feeding, the core wire 1007 of the brake wire is tightened, the probe shell I1009 and the probe shell II1010 are docked, and the acidity meter probe 1 is closed. Close the pH meter electrode 1001. When the rumen acidity meter probe is working, loosen the core wire 1007 of the brake wire, and the probe shell I1009 is separated from the probe shell II1010 under the action of the spring 1005, and the pH meter probe 1 is opened to expose the window of the electrode shell 1003, exposing the pH meter electrode 1001 to the gastric juice environment , as shown in Figure 3. The electrode wire 1006 is placed in the catheter 2, and the left end of the electrode wire 1006 passes through the wire holes on the fixed disc I1011 and the fixed disc II1012 to enter the probe housing II1010 and the electrode housing 1003 to connect with the lead wire of the pH meter electrode 1001.

At the display and control end of the rumen acidity meter, as shown in the schematic diagram of the display and control end of the rumen acidity meter in Figure 4, the digital display window 3002 is placed in the display housing 3001 to form a acidity display 3, and the left end of the display housing 3001 is connected to the conduit 2. The right end is fixedly connected, the right end of the electrode wire 1006 is connected to the input end of the acidity indicator 3 , and the controller 4 is placed on the indicator shell 3001 . Bull nose buckle 5 is made up of bull nose card 5001, short chain 5002 and circular ring 5003, and the middle part of C-shaped bull nose card 5001 is connected with circular ring 5003 by short chain 5002, and circular ring 5003 can move on catheter 2.

Fig. 5 shows a kind of actual structure of controller 4, and the fixed part of controller 4 is the brake line fixed plate 4001 that is fixedly connected on the display housing 3001, and the movable part of controller 4 is composed of brake wire connecting rod 4002 and control bolt 4003 Composition, the control bolt 4003 is screwed to the flat plate at the right end of the display housing 3001, the left end of the control bolt 4003 is a connecting frame connected with the brake wire connecting rod 4002, the right end of the brake wire connecting rod 4002 is an end cap, and the end of the brake wire connecting rod 4002 The cap constitutes the flexible connection between the brake line connecting rod 4002 and the control bolt 4003 in the connecting frame at the left end of the control bolt 4003. At the right end of the gate wire, the gate wire sheath 1008 is fixedly connected to the gate wire fixing plate 4001, and the gate wire core wire 1007 is fixedly connected to the left end of the gate wire connecting rod 4002. Turn the control bolt 4003 forward or reverse, and the control bolt 4003 tightens or loosens the brake wire core wire 1007 through the brake wire connecting rod 4002, so that the acidity meter probe 1 is closed or opened.

The material of the electrode holder 1002 is a nylon rod. Electrode housing 1003, short rod 1004, brake wire core wire 1007, probe housing I1009, probe housing II1010, fixed disc I1011, fixed disc II1012 and connecting short tube 1013 are all made of stainless steel. The acidity indicator 3 is powered by dry batteries.

The invention is suitable for monitoring the acidity of gastric juice in the rumen of ruminants in scientific research and production.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed in the present invention can easily think of changes or Replacement should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be determined by the protection scope of the claims.

Claims (4)

1. cud acidometer, it is characterized in that, the cud acidometer is buckled (5) by acidometer probe (1), conduit (2), acidity display (3), controller (4) and nose of an ox and is formed, acidometer probe (1) is placed in the left end of conduit (2), the left end of acidity display (3) is connected with the right-hand member of conduit (2), controller (4) is placed in the right-hand member of acidity display (3), nose of an ox button (5) forms and is flexibly connected with conduit (2) by the annulus (5003) that is enclosed within the nose of an ox button (5) on conduit (2), and conduit (2) is corrugated tube;

Sound end at the cud acidometer, described acidometer probe (1) comprises pH electrode (1001), electrode suppor (1002), electrode shell (1003), quarter butt (1004), spring (1005), electrode cable (1006), brake cable heart yearn (1007), brake cable crust (1008), probing shell I (1009), probing shell II (1010), fixed wafer I (1011), fixed wafer II (1012) be connected short tube (1013), the probing shell of capsule shape is by relative composition of probing shell II (1010) of probing shell I (1009) and the right part of the left part of same cylindrical surface diameter, the left end of connection short tube (1013) and the circular arc external surface of probing shell II (1010) are coaxially affixed, the right-hand member of connection short tube (1013) and the left end of conduit (2) are affixed, fixed wafer I (1011) is fixed in respectively with fixed wafer II (1012) left end and the right-hand member be connected in short tube (1013), fixed wafer I (1011) and fixed wafer II (1012) all have 2 circular holes, one of them circular hole hole centered by the center of circle, another circular hole is wire guide on radius, the electrode shell of capsule shape (1003) has 2 relative windows on the face of cylinder, pH electrode (1001) is placed on electrode suppor (1002), electrode suppor (1002) is in the window place of electrode shell (1003) is fixed in electrode shell (1003), the face of cylinder internal diameter of the face of cylinder external diameter of electrode shell (1003) and probing shell I (1009) and probing shell II (1010) is loose fit, the left end of electrode shell (1003) is fixed in probing shell I (1009), quarter butt (1004) and electrode shell (1003) coaxially are fixed in the right-hand member of electrode shell (1003), spring (1005) is enclosed within on quarter butt (1004), in probing shell II (1010), quarter butt (1004) is from passing and insert in the center pit of fixed wafer I (1011) the center hole of probing shell II (1010) right-hand member, the left end of spring (1005) withstands on electrode shell (1003), right-hand member withstands on the circular arc inwall of probing shell II (1010), brake cable is placed in conduit (2), left end at brake cable, it is affixed that brake cable heart yearn (1007) passes the right-hand member of the center pit of fixed wafer II (1012) and quarter butt (1004), brake cable crust (1008) is affixed with the right surface of fixed wafer II (1012), tension brake cable heart yearn (1007), probing shell I (1009) and probing shell II (1010) docking, acidometer probe (1) closure, pH electrode (1001) is sealed, loosen brake cable heart yearn (1007), probing shell I (1009) separates with probing shell II (1010) under spring (1005) effect, acidometer probe (1) is opened, the window that exposes electrode shell (1003), pH electrode (1001) is exposed in external environment condition, electrode cable (1006) is placed in conduit (2), the left end of electrode cable (1006) passes fixed wafer I (1011) and with wire guide on fixed wafer II (1012), enters probing shell II (1010) and be connected with the lead-in wire of pH electrode (1001) with electrode shell (1003),

Demonstration and control end at the cud acidometer, digital display window (3002) and acidity measurement circuit are placed in display casing (3001) and form acidity display (3), the right-hand member of the left end of display casing (3001) and conduit (2) is affixed, the right-hand member of electrode cable (1006) is connected with the signal input part of acidity display (3), controller (4) is placed on display casing (3001), right-hand member at brake cable, brake cable crust (1008) is affixed with the fixture of controller (4), and brake cable heart yearn (1007) is affixed with the movable part of controller (4);

Described nose of an ox button (5) is comprised of nose of an ox card (5001), short chain (5002) and annulus (5003), nose of an ox card (5001) middle part of C shape is connected with annulus (5003) by short chain (5002), and annulus (5003) can be upper mobile at conduit (2).

2. cud acidometer according to claim 1, is characterized in that, described conduit (2) is the stainless steel soft corrugated tube.

3. cud acidometer according to claim 1, it is characterized in that, described electrode shell (1003), quarter butt (1004), brake cable heart yearn (1007), probing shell I (1009), probing shell II (1010), fixed wafer I (1011), fixed wafer II (1012) and the material that is connected short tube (1013) are stainless steel.

4. cud acidometer according to claim 1, is characterized in that, the power supply of described acidity display (3) is dry cell.

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