CN103960157A - Testing system and method for identifying limp of dairy cattle early - Google Patents

Abstract

The invention relates to a testing system for identifying limp of dairy cattle early. The testing system comprises a 3D membrane stress plate and a ramp which are arranged in sequence, wherein guide bars are respectively arranged on two sides of the 3D membrane stress plate and the ramp, and photoelectric sensors are arranged on the guide bars. The testing system further comprises a counter connected with the photoelectric sensors. An anti-slip antiseptic rubber blanket is laid on the 3D membrane stress plate, and the counter and the 3D membrane stress plate are connected with a data acquisition and record device. The testing system has the advantages that the 3D membrane stress plate serves as a test sensor to pick up acting force of dairy cattle to the ground, the dairy cattle can pass through a testing channel without interference during testing, and the testing system is simple, convenient and feasible. A test method has no special requirements for environments and light. A large amount of data information can be acquired by the membrane stress plate, real conditions of the acting force of dairy cattle to the ground during walking can be reflected accurately, and therefore, operators can identify whether dairy cattle limp or which legs of dairy cattle limp early through the data analysis result.

Description

Test macro and method thereof that EARLY RECOGNITION milk cow walks lamely

Technical field

The present invention relates to test macro and method thereof that a kind of EARLY RECOGNITION milk cow walks lamely, this test macro is mainly arranged on the exit in the milk cow milking Room, by assemblies such as reasonable installation guardrail, demarcation strip, ramp and antiskid antiseptic rubber pads, eliminate the influence factor that two blocks of left and right 3D membrane stress plate measures pressure signal, ensure milk cow with the most natural state by test macro, make the data that whether identification milk cow walks lamely and which bar leg is walked lamely finally obtained more accurate.

Background technology

Existing identification milk cow limping technology is mainly by veteran cultural technique personnel, the limping situation of milk cow to be visually observed, and in the time finding that milk cow walks lamely, situation is quite serious, and the possibility of healing is very low.Cause like this can not EARLY RECOGNITION milk cow limping situation, cause great economic loss.At present, animal foot presses the technology that measures footpath system substantially to realize, but this technology is only suitable for the animal lighter in body weight, can only judge whether it has limping, and can not judge which bar leg has limping.

Summary of the invention

For overcoming the defect of prior art, the invention provides test macro and method thereof that a kind of EARLY RECOGNITION milk cow walks lamely, technical scheme of the present invention is: the test macro that a kind of EARLY RECOGNITION milk cow walks lamely, it is characterized in that, comprise 3D membrane stress plate and the ramp installed successively, be separately installed with guardrail at described 3D membrane stress plate and the both sides of ramp, on a guardrail therein, photoelectric sensor be installed, also comprise the counter being connected with photoelectric sensor; Above described 3D membrane stress plate, be equipped with antiskid antiseptic rubber pad, counter is all connected with data acquisition and tape deck with 3D membrane stress plate.

Described 3D membrane stress plate comprises left 3D membrane stress plate and right 3D membrane stress plate, between described left 3D membrane stress plate and right 3D membrane stress plate, demarcation strip is installed.

Described left and right two blocks of 3D membrane stress plates, for measuring milk cow four hoofs active force to ground when the TCH test channel, gather each limb hoof and act on the data that produce above; Counter is for testing out the average speed that milk cow walks in this passage; Guardrail is used for ensureing that milk cow enters after TCH test channel along straight line moving; The corner rounding of demarcation strip, can walk respectively at left and right two blocks of 3D membrane stress plates for the left and right limb hoof of milk cow, prevents left and right limb hoof intersection displacement; Ramp is for guiding milk cow to enter the TCH test channel of guardrail and the formation of left and right 3D membrane stress plate, and the speed while making milk cow by TCH test channel approaches the free speed of travel of ox when noiseless substantially; Antiskid antiseptic rubber pad is used for preventing that milk cow from skidding when walking, and protection stress plate suffers the excremental corrosion of milk cow.

Described photoelectric sensor is three, evenly arranges along the direct of travel of milk cow.

The method of testing that EARLY RECOGNITION milk cow walks lamely, comprises the following steps:

(1), allow milk cow enter in TCH test channel by ramp;

(2), left and right two blocks of 3D membrane stress plates of TCH test channel bottom measure the milk cow hoof pressure Fy of direction of advance in the pressure Fx of left and right directions and stress plate plane in the directed force F z to ground, stress plate plane in the vertical direction, the pressure data of left and right two blocks of 3D membrane stress plates collection transfers in data acquisition and tape deck; Wherein, the demarcation strip of corner rounding is installed in the centre of left and right two blocks of 3D membrane stress plates, its setting height(from bottom) is moderate, prevents that milk cow limb hoof about when the TCH test channel from intersecting displacement, produces invalid limb hoof pressure signal.Be laid on antiskid antiseptic rubber pad on left and right two blocks of 3D membrane stress plates and prevent that milk cow from skidding when walking, affect stress plate to the measuring of pressure signal, play protection flexibility stress plate simultaneously and suffer the excremental corrosion of milk cow.

(3), this step is synchronizeed and is carried out with step (2), on the guardrail of TCH test channel one side, photoelectric sensor is installed, in the process that milk cow walks in TCH test channel, shelter from photoelectric sensor, now the photoelectric tube of photoelectric sensor sends triggering signal and log-on data collection and tape deck, the photoelectric counter being connected with photoelectric sensor starts counting simultaneously, until ox is walked out the corresponding region of this photoelectric sensor completely, stop counting, can estimate thus the average speed that milk cow walks in this passage; The data analysis gathering by this data acquisition and tape deck, and then can EARLY RECOGNITION milk cow whether walk lamely and situation which bar leg is walked lamely.

Advantage of the present invention is: adopt 3D membrane stress plate to pick up milk cow to ground force as testing sensor, in test, milk cow can pass through TCH test channel by interference-free, has simply, facilitates feasible feature; This method of testing does not all have special requirement to environment, light etc.; The data message amount that diaphragm pressure plate gathers is large, more can react exactly the time of day to ground force in the walking process of milk cow, thereby can be by the situation that whether data results EARLY RECOGNITION milk cow walks lamely and which bar leg is walked lamely.

Brief description of the drawings

Fig. 1 is agent structure schematic diagram of the present invention (removing a side rail).

Embodiment

Further describe the present invention below in conjunction with specific embodiment, advantage and disadvantage of the present invention will be more clear along with description.But these embodiment are only exemplary, scope of the present invention are not formed to any restriction.It will be understood by those skilled in the art that lower without departing from the spirit and scope of the present invention and can the details of technical solution of the present invention and form be modified or be replaced, but these amendments and replacement all fall within the scope of protection of the present invention.

Referring to Fig. 1, the present invention relates to the test macro that a kind of EARLY RECOGNITION milk cow walks lamely, comprise 3D membrane stress plate and the ramp 5 installed successively, both sides at described 3D membrane stress plate and ramp 5 are separately installed with guardrail 3, on a guardrail 3 therein, photoelectric sensor 2 is installed, also comprises the counter being connected with photoelectric sensor 2; Above described 3D membrane stress plate, be equipped with antiskid antiseptic rubber pad 6, counter is all connected with data acquisition and tape deck with 3D membrane stress plate.

Described 3D membrane stress plate comprises left 3D membrane stress plate 11 and right 3D membrane stress plate 12, between described left 3D membrane stress 11 plates and right 3D membrane stress plate 12, demarcation strip 4 is installed.

Described left and right two blocks of 3D membrane stress plates, for measuring milk cow four hoofs active force to ground when the TCH test channel, gather each limb hoof and act on the data that produce above; Counter is for testing out the average speed that milk cow walks in this passage; Guardrail is used for ensureing that milk cow enters after TCH test channel along straight line moving; The corner rounding of demarcation strip, can walk respectively at left and right two blocks of 3D membrane stress plates for the left and right limb hoof of milk cow, prevents left and right limb hoof intersection displacement; Ramp is for guiding milk cow to enter the TCH test channel of guardrail and the formation of left and right 3D membrane stress plate, and the speed while making milk cow by TCH test channel approaches in the free speed of travel of ox when noiseless substantially; Antiskid antiseptic rubber pad is used for preventing that milk cow from skidding when walking, and protection flexibility stress plate suffers the excremental corrosion of milk cow.

Described photoelectric sensor 2 is three, evenly arranges along the direct of travel of milk cow.

The invention still further relates to the method for testing that a kind of EARLY RECOGNITION milk cow walks lamely, comprise the following steps:

(1), allow milk cow enter in TCH test channel by ramp; TCH test channel comprises left and right two blocks of 3D membrane stress plates of bottom and is arranged on the guardrail of left and right two 3D membrane stress plate both sides;

(2), left and right two blocks of 3D membrane stress plates of TCH test channel bottom measure every hoof of milk cow pressure Fy of direction of advance in the pressure Fx of left and right directions and stress plate plane in the directed force F z to ground, stress plate plane in the vertical direction, the pressure data of left and right two blocks of 3D membrane stress plates collection transfers in data acquisition and tape deck; Wherein, the demarcation strip of corner rounding is installed in the centre of left and right two blocks of 3D membrane stress plates, its setting height(from bottom) is moderate, prevents that milk cow limb hoof about when the TCH test channel from intersecting displacement, produces invalid limb hoof pressure signal.Be laid on antiskid antiseptic rubber pad on left and right two blocks of 3D membrane stress plates and prevent that milk cow from skidding when walking, affect stress plate to the measuring of pressure signal, play protection flexibility stress plate simultaneously and suffer the excremental corrosion of milk cow.

(3), this step is synchronizeed and is carried out with step (2), on the guardrail of TCH test channel one side, photoelectric sensor is installed, in the process that milk cow walks in TCH test channel, shelter from photoelectric sensor, now the photoelectric tube of photoelectric sensor sends triggering signal and log-on data collection and tape deck, the photoelectric counter being connected with photoelectric sensor starts counting simultaneously, until ox is walked out the corresponding region of this photoelectric sensor completely, stop counting, can estimate thus the average speed that milk cow walks in this passage; Whether the data (pressure data and gait of march) that gather by this data acquisition and tape deck are analyzed, and then can EARLY RECOGNITION milk cow walk lamely and situation which bar leg is walked lamely.

Be specially: the three-dimensional pressure signal (Fx, Fy, Fz) that the diaphragm pressure sensor of 3D membrane stress plate picks up every hoof of milk cow while freely passing through, by parameters such as the surge pressure after each limb hoof normalization that numerical computations obtains and the limping degree of correlation is high, average pressure, transferring energies (integration of ground force to frequency), finally compare with threshold condition with given criterion of identification by recording parameter, can draw the situation that whether identification milk cow walks lamely and which bar leg is walked lamely.

Claims (5)

1. the test macro that EARLY RECOGNITION milk cow walks lamely, it is characterized in that, comprise 3D membrane stress plate and the ramp installed successively, be separately installed with guardrail at described 3D membrane stress plate and the both sides of ramp, on a guardrail therein, photoelectric sensor is installed, also comprises the counter being connected with photoelectric sensor; Above described 3D membrane stress plate, be equipped with antiskid antiseptic rubber pad, counter is all connected with data acquisition and tape deck with 3D membrane stress plate.

2. the test macro that EARLY RECOGNITION milk cow according to claim 1 walks lamely, it is characterized in that, described 3D membrane stress plate comprises left 3D membrane stress plate and right 3D membrane stress plate, between described left 3D membrane stress plate and right 3D membrane stress plate, demarcation strip is installed.

3. the test macro that EARLY RECOGNITION milk cow according to claim 2 walks lamely, it is characterized in that, described left and right two blocks of 3D membrane stress plates, for measuring milk cow four hoofs active force to ground when the TCH test channel, gather each limb hoof and act on the data that produce above; Counter is for testing out the average speed that milk cow walks in this passage; Guardrail is used for ensureing that milk cow enters after TCH test channel along straight line moving; The corner rounding of demarcation strip, can walk respectively at left and right two blocks of 3D membrane stress plates for the left and right limb hoof of milk cow, prevents left and right limb hoof intersection displacement; Ramp is for guiding milk cow to enter the TCH test channel of guardrail and the formation of left and right 3D membrane stress plate, and the speed while making milk cow by TCH test channel approaches the free speed of travel of ox when noiseless substantially; Antiskid antiseptic rubber pad is used for preventing that milk cow from skidding when walking, and protection stress plate suffers the excremental corrosion of milk cow.

4. the test macro that EARLY RECOGNITION milk cow according to claim 1 walks lamely, is characterized in that, described photoelectric sensor is three, evenly arranges along the direct of travel of milk cow.

5. the method for testing that EARLY RECOGNITION milk cow walks lamely, is characterized in that, comprises the following steps:

(1), allow milk cow enter in TCH test channel by ramp;

(2), left and right two blocks of 3D membrane stress plates of TCH test channel bottom measure every hoof of milk cow pressure Fy of direction of advance in the pressure Fx of left and right directions and stress plate plane in the directed force F z to ground, stress plate plane in the vertical direction, the pressure data of left and right two blocks of 3D membrane stress plates collection transfers in data acquisition and tape deck; Wherein, the demarcation strip of corner rounding is installed in the centre of left and right two blocks of 3D membrane stress plates, its setting height(from bottom) is moderate, prevents that milk cow limb hoof about when the TCH test channel from intersecting displacement, produces invalid limb hoof pressure signal;

Be laid on antiskid antiseptic rubber pad on left and right two blocks of 3D membrane stress plates and prevent that milk cow from skidding when walking, affect stress plate to the measuring of pressure signal, play protection flexibility stress plate simultaneously and suffer the excremental corrosion of milk cow;

(3), this step is synchronizeed and is carried out with step (2), on the guardrail of TCH test channel one side, photoelectric sensor is installed, in the process that milk cow walks in TCH test channel, shelter from photoelectric sensor, now the photoelectric tube of photoelectric sensor sends triggering signal and log-on data collection and tape deck, the photoelectric counter being connected with photoelectric sensor starts counting simultaneously, until ox is walked out the corresponding region of this photoelectric sensor completely, stop counting, can estimate thus the average speed that milk cow walks in this passage; The data analysis gathering by this data acquisition and tape deck, and then can EARLY RECOGNITION milk cow whether walk lamely and situation which bar leg is walked lamely.