Device for measuring morphological indexes of living loaches

Abstract

The utility model discloses a device for measuring morphological indexes of living loaches. The device comprises a base, a right check block, a left check block, a head baffle, a cover plate and a tail check block which are detachably connected. And a weighing scale for measuring the weight of the living loach is arranged in the base. According to the measuring device provided by the utility model, rapid fixation of living loaches and rapid measurement of body weight, body length, body width and body height can be realized without anesthetic injection and quick-freezing treatment, the fatness and body length and body height ratio of the loaches can be calculated at the same time, the measuring accuracy is high, the interpretation method is simple, the loaches are not damaged, and the measuring accuracy is high. Most of the elements can be detached and washed, so that mucus secreted by living loaches can be conveniently cleaned, the operation time and the labor cost are obviously reduced, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to a measuring device, in particular to a device for measuring morphological indicators of living loaches. Background Art

[0002] Rice-loach farming is a high-yield and efficient ecological agricultural model. A certain number of loaches are raised in rice fields. The mutually beneficial symbiosis between rice and loaches is utilized to enhance the species diversity, maturity and stability of the ecosystem. It can achieve "multiple uses of water" and improve economic, ecological, social and other benefits. It is a sustainable, green, healthy, low-carbon and safe production method.

[0003] The morphological index of loach has an important influence on the implementation and management of the rice-loach co-cultivation mode, so it is necessary to monitor the weight, body length, fatness and other data of loach for a long time. Because the living loach itself is smooth and can secrete stress mucus, it is difficult to hold it, and the difficulty of manual direct measurement is relatively large, and it can only be roughly measured, with large errors. At present, there is no device in the prior art that can quickly measure the morphological indexes of living loach, so in order to improve the accuracy and simplicity of measurement, it is usually necessary to anesthetize or freeze the loach first, and then measure, resulting in a waste of resources of living loach, which is not conducive to achieving the purpose of green, environmental protection and sustainable development of rice-loach co-cultivation. Summary of the invention

[0004] The purpose of the utility model is to solve the above problems existing in the prior art and to provide a device for measuring the morphological indexes of living loaches.

[0005] In order to achieve the above purpose, the utility model is implemented by the following scheme:

[0006] A device for measuring the morphological index of a living loach comprises a base, on which a cavity is formed by connecting a left block, a head block, a right block and a tail block in sequence; wherein the left block and the head block are fixedly connected to the base; the right block and the tail block are movably connected to the base; a device for measuring the weight of a living loach is arranged inside the base. The living loach can be placed in the cavity.

[0007] Preferably, the left stopper, the head stopper, the right stopper and the tail stopper are all detachably connected.

[0008] Preferably, the device further comprises a cover plate covering the cavity. The cover plate, the right stopper, the left stopper, the head stopper, the tail stopper and the top of the base form a closed space to prevent the living loach from slipping off.

[0009] More preferably, the cover plate is connected to both the left stopper and the right stopper by snap-fitting.

[0010] Preferably, the left stopper and the head stopper are both connected to the base slot.

[0011] More preferably, the base is provided with a slot, and the left stopper is fixedly connected to the base via the slot. The opening of the slot is provided at the top of the base.

[0012] Further preferably, a lifting device for controlling the displacement of the left stopper is provided in the slot.

[0013] More preferably, the controller of the lifting device is arranged on the surface of the base.

[0014] More preferably, the base is provided with a block slide groove for the right block to slide, and the right block slides in a direction perpendicular to the left block via the block slide groove.

[0015] Preferably, the device further comprises a fixing rod for fixing the tail stopper, and the tail stopper is detachably connected to the fixing rod.

[0016] More preferably, the right stopper is provided with a rod body sliding groove for the fixing rod to slide, and the fixing rod passes through the rod body sliding groove and is connected with the tail stopper to limit the displacement of the tail stopper.

[0017] Preferably, the head baffle is connected to the base by bolts.

[0018] More preferably, the head baffle is connected to the base via bolts, and the head baffle can rotate around the bolts.

[0019] Preferably, the device for measuring the weight of the living loach is a weight scale, and the gravity sensor of the weight scale is arranged on the top of the base.

[0020] More preferably, the accuracy of the weight scale is 0.01 g.

[0021] Preferably, a display is provided on the surface of the base for displaying weighing data of the device for measuring the weight of living loaches.

[0022] Preferably, the surfaces of the left stopper and the base are provided with devices for measuring length.

[0023] Preferably, a scale for measuring length is provided on the surface of the base.

[0024] More preferably, the surface of the left stopper is provided with scales for measuring body length and for measuring body height; the surface of the base is provided with scales for measuring body width.

[0025] Further preferably, the scale for measuring body length, the scale for measuring body height and the scale for measuring body width are all adjacent to the surface of the device in contact with the living loach.

[0026] Preferably, a data processing device is also provided inside the base, and the data processing device is provided with an acquisition module, a storage module and a processing module; the acquisition module is used to acquire the measurement data of the living loach, and the storage module stores the measurement data and program instructions that can be executed by the processing module; the processing module is used to execute the program instructions to obtain the fatness and body length to height ratio of the living loach; the measurement data include the weight, body length, body width and body height of the living loach.

[0027] More preferably, the calculation formula of the fatness is: CF (%) = m / (l 3 )×100%; where CF represents fatness, m represents body weight, and l represents body length.

[0028] More preferably, the calculation formula of the body length to height ratio is: RLH=l / h; wherein RLH represents the body length to height ratio, l represents body length, and h represents body height.

[0029] Preferably, all components of the device are made of washable material.

[0030] More preferably, the surfaces of the base, the left stopper and the right stopper that are in contact with the living loach are all made of aluminum alloy stainless steel.

[0031] More preferably, the tail stopper is made of elastic rubber material.

[0032] More preferably, the cover plate and the head baffle are both made of transparent plastic material.

[0033] Further preferably, the cover plate and the head baffle are both made of transparent PVC material.

[0034] Compared with the prior art, the utility model has the following beneficial effects:

[0035] The measuring device provided by the utility model can realize rapid fixation of living loaches and rapid measurement of weight, length, width and height without the need for anesthetic injection and quick freezing, and can simultaneously calculate the fatness of the loach and the ratio of its length to height, with high measurement accuracy, simple interpretation method, and no damage to the loach, and most of the components can be disassembled and washed, making it easy to clean mucus secreted by the living loach, significantly reducing operation time and labor costs, thereby improving detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 A stereoscopic diagram of a device for measuring morphological indicators of living loaches.

[0037] Figure 2 A top view of the base.

[0038] Figure 3 The front view of the device for measuring the morphological indicators of living loaches.

[0039] Figure legend: 1-base; 101-slot; 102-block slide; 103-controller; 2-left block; 3-right block; 4-head baffle; 5-cover; 6-tail block; 7-fixing rod; 8-rod slide; 9-display screen; 10-bolt; A-width direction; B-length direction; C-height direction. DETAILED DESCRIPTION

[0040] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments of the specification. However, the embodiments do not limit the present invention in any form. Some components in the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product.

[0041] Example 1

[0042] like Figure 1 and Figure 2 As shown, the utility model provides a device for measuring the morphological index of living loach, including a base 1, on which a cavity formed by connecting the left block 2, the head block 4, the right block 3 and the tail block 6 in sequence is arranged; the left block 2, the head block 4, the right block 3 and the tail block 6 are all detachably connected. A cover plate 5 covering the cavity is included, and the cover plate 5, the right block 3, the left block 2, the head block 4, the tail block 6 and the top of the base 1 form a closed space to prevent the living loach from slipping off.

[0043] A slot 101 capable of accommodating the left stopper 2 is provided on one side of the base 1 , and an opening of the slot 101 is provided at the top of the base 1 , and the top is the side in contact with the living loach.

[0044] The left stopper 2 is detachably connected to the base 1 via the slot 101 . A lifting device for controlling the movement of the left stopper 2 along the height direction C is disposed in the slot 101 . A controller 103 of the lifting device is disposed on the surface of the base 1 .

[0045] The left stopper 2 is arranged opposite to the right stopper 3, the head stopper 4 is arranged opposite to the tail stopper 6, the cover plate 5 is arranged opposite to the top of the base 1, and the cover plate 5 is connected with the left stopper 2 and the right stopper 3 by clamping. The left stopper 2 and the right stopper 3 are respectively arranged at the two ends of the base 1 along the width direction A, and the head stopper 4 and the tail stopper 6 are respectively arranged at the two ends of the base 1 along the length direction B. The left stopper 2 and the right stopper 3 are used to limit the displacement of the living loach along the width direction A, the head stopper 4 and the tail stopper 6 are used to limit the displacement of the living loach along the length direction B, and the cover plate 5 is used to limit the displacement of the living loach along the height direction C.

[0046] The right stopper 3 is connected to the base 1 by a slot; a stopper slide groove 102 is also provided on the top of the base 1, and the right stopper 3 slides along a direction perpendicular to the left stopper 2 via the stopper slide groove 102, that is, the right stopper 3 can move along the width direction A at the top of the base 1 through the stopper slide groove 102.

[0047] The device also includes a fixing rod 7 for fixing the tail block 6, and the tail block 6 is detachably connected to the fixing rod 7; the right block 3 is provided with a rod body slot 8, and the fixing rod 7 passes through the rod body slot 8 and is connected to the tail block 6, which is used to limit the displacement of the tail block 6 along the length direction B.

[0048] A weight scale for measuring the weight of living loaches is arranged inside the base 1, and a gravity sensor of the weight scale is arranged on the top of the base 1; a display 9 is arranged on the surface of the base 1 for displaying the weighing data of the weight scale.

[0049] The method of using the device for measuring the morphological index of living loach is as follows:

[0050] Step 1: Before measuring, the operator adjusts the controller 103 to raise the left stopper 2 until it reaches the maximum body height of the loach visually;

[0051] Step 2: The operator places the head of the living loach on the base 1 close to one side of the head baffle 4, and moves the right baffle 3 and the tail baffle 6 to appropriate positions according to the body shape of the living loach and fixes them.

[0052] Step 3: The operator reads the weight (m) of the living loach from the display 9.

[0053] Step 4: The operator uses a ruler to measure the body length (l), body width (s) and body height (h) of the loach.

[0054] Step 5: After the measurement is completed, the operator moves the cover plate 5, the right stopper 3 and the tail stopper 6 to release the fixation and remove the loach.

[0055] Step 6: Remove the left block 2, the right block 3, the head baffle 4, the cover plate 5, the tail block 6 and the fixing rod 7 from the base 1, clean them, and reset them.

[0056] Example 2

[0057] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model provides a device for measuring the morphological index of living loach, including a base 1, on which a cavity formed by connecting the left block 2, the head block 4, the right block 3 and the tail block 6 in sequence is arranged; the left block 2, the head block 4, the right block 3 and the tail block 6 are all detachably connected. A cover plate 5 covering the cavity is included, and the cover plate 5, the right block 3, the left block 2, the head block 4, the tail block 6 and the top of the base 1 form a closed space to prevent the living loach from slipping off.

[0058] A slot 101 capable of accommodating the left stopper 2 is provided on one side of the base 1 , and an opening of the slot 101 is provided at the top of the base 1 , and the top is the side in contact with the living loach.

[0059] The left stopper 2 is detachably connected to the base 1 via the slot 101 . A lifting device for controlling the movement of the left stopper 2 along the height direction C is disposed in the slot 101 . A controller 103 of the lifting device is disposed on the surface of the base 1 .

[0060] The left stopper 2 is arranged opposite to the right stopper 3, the head stopper 4 is arranged opposite to the tail stopper 6, the cover plate 5 is arranged opposite to the top of the base 1, and the cover plate 5 is respectively connected with the left stopper 2 and the right stopper 3. The left stopper 2 and the right stopper 3 are respectively arranged at the two ends of the base 1 along the width direction A, and the head stopper 4 and the tail stopper 6 are respectively arranged at the two ends of the base 1 along the length direction B. The left stopper 2 and the right stopper 3 are used to limit the displacement of the living loach along the width direction A, the head stopper 4 and the tail stopper 6 are used to limit the displacement of the living loach along the length direction B, and the cover plate 5 is used to limit the displacement of the living loach along the height direction C.

[0061] The right stopper 3 is connected to the base 1 by a slot; a stopper slide groove 102 is also provided on the top of the base 1, and the right stopper 3 slides along a direction perpendicular to the left stopper 2 via the stopper slide groove 102, that is, the right stopper 3 can move along the width direction A at the top of the base 1 through the stopper slide groove 102.

[0062] The device also includes a fixing rod 7 for fixing the tail block 6, and the tail block 6 is detachably connected to the fixing rod 7; the right block 3 is provided with a rod body slot 8, and the fixing rod 7 passes through the rod body slot 8 and is connected to the tail block 6, which is used to limit the displacement of the tail block 6 along the length direction B.

[0063] The head baffle 4 is connected to the base 1 by bolts. Specifically, the head baffle 4 is connected to the base 1 by bolts 10. The head baffle 4 can rotate around the bolts 10 to prevent the head baffle 4 from breaking during operation.

[0064] A weight scale (with an accuracy of 0.01 g) for measuring the weight of live loaches is disposed inside the base 1 , and a gravity sensor of the weight scale is disposed on the top of the base 1 ; a display 9 is disposed on the surface of the base 1 for displaying the weighing data of the weight scale.

[0065] The method of using the device for measuring the morphological index of living loach is as follows:

[0066] Step 1: Before measuring, loosen the bolt 10, rotate the head baffle 4, adjust it to the point where it can completely block the loach visually, and then tighten the bolt 10; adjust the controller 103 to raise the left block 2 until it reaches the maximum body height of the loach visually;

[0067] Step 2: The operator places the head of the living loach on the base 1 close to one side of the head baffle 4, and moves the right baffle 3 and the tail baffle 6 to appropriate positions according to the body shape of the living loach and fixes them.

[0068] Step 3: The operator reads the weight (m) of the living loach from the display 9.

[0069] Step 4: The operator uses a ruler to measure the body length (l), body width (s) and body height (h) of the loach.

[0070] Step 5: After the measurement is completed, the operator moves the right stopper 3 and the tail stopper 6 to release the fixation and remove the loach.

[0071] Step 6: Remove the left block 2, the right block 3, the head baffle 4, the cover plate 5, the tail block 6 and the fixing rod 7 from the base 1, clean them, and reset them.

[0072] Example 3

[0073] like Figure 2 , Figure 3 and Figure 4 As shown, the utility model provides a device for measuring the morphological index of living loach, including a base 1, on which a cavity formed by connecting the left block 2, the head block 4, the right block 3 and the tail block 6 in sequence is arranged; the left block 2, the head block 4, the right block 3 and the tail block 6 are all detachably connected. A cover plate 5 covering the cavity is included, and the cover plate 5, the right block 3, the left block 2, the head block 4, the tail block 6 and the top of the base 1 form a closed space to prevent the living loach from slipping off.

[0074] A slot 101 capable of accommodating the left stopper 2 is provided on one side of the base 1 , and an opening of the slot 101 is provided at the top of the base 1 , and the top is the side in contact with the living loach.

[0075] The left stopper 2 is detachably connected to the base 1 via the slot 101 . A lifting device for controlling the movement of the left stopper 2 along the height direction C is disposed in the slot 101 . A controller 103 of the lifting device is disposed on the surface of the base 1 .

[0076] The left stopper 2 is arranged opposite to the right stopper 3, the head stopper 4 is arranged opposite to the tail stopper 6, the cover plate 5 is arranged opposite to the top of the base 1, and the cover plate 5 is respectively connected with the left stopper 2 and the right stopper 3. The left stopper 2 and the right stopper 3 are respectively arranged at the two ends of the base 1 along the width direction A, and the head stopper 4 and the tail stopper 6 are respectively arranged at the two ends of the base 1 along the length direction B. The left stopper 2 and the right stopper 3 are used to limit the displacement of the living loach along the width direction A, the head stopper 4 and the tail stopper 6 are used to limit the displacement of the living loach along the length direction B, and the cover plate 5 is used to limit the displacement of the living loach along the height direction C.

[0077] The right stopper 3 is connected to the base 1 by a slot; a stopper slide groove 102 is also provided on the top of the base 1, and the right stopper 3 slides along a direction perpendicular to the left stopper 2 via the stopper slide groove 102, that is, the right stopper 3 can move along the width direction A at the top of the base 1 through the stopper slide groove 102.

[0078] The device also includes a fixing rod 7 for fixing the tail block 6, and the tail block 6 is detachably connected to the fixing rod 7; the right block 3 is provided with a rod body slot 8, and the fixing rod 7 passes through the rod body slot 8 and is connected to the tail block 6, which is used to limit the displacement of the tail block 6 along the length direction B.

[0079] The head baffle 4 is connected to the base 1 by bolts. Specifically, the head baffle 4 is connected to the base 1 by bolts 10. The head baffle 4 can rotate around the bolts 10 to prevent the head baffle 4 from breaking during operation.

[0080] A scale for measuring body length (unit: centimeter; maximum range: 20 centimeters) is provided on the top surface of the left stopper 2 at one end adjacent to the right side surface; a scale for measuring body height (unit: centimeter; maximum range: 4 centimeters) is provided on the front side of the left stopper 2 at one end adjacent to the right side surface; a scale for measuring body width (unit: centimeter; maximum range: 3 centimeters) is provided on the front side of the base 1 at one end adjacent to the top, and the zero scale line of the scale for measuring body width is adjacent to the left stopper 2.

[0081] A weight scale (with an accuracy of 0.01 g) for measuring the weight of live loaches is disposed inside the base 1 , and a gravity sensor of the weight scale is disposed on the top of the base 1 ; a display 9 is disposed on the surface of the base 1 for displaying the weighing data of the weight scale.

[0082] The base 1 is also provided with a data processing device, which includes an acquisition module, a storage module and a processing module; the acquisition module is used to acquire the measurement data of the living loach, and the measurement data includes the weight (m), body length (l), body width (s) and body height (h) of the living loach; the storage module stores the measurement data obtained by the acquisition module and the program instructions that can be executed by the processing module; the processing module is used to execute the program instructions to obtain the fatness (CF) and body length to height ratio (CF) of the living loach, and the calculation formula of the fatness (CF) is: CF (%) = m / (l 3 )×100%; the formula for calculating the body length to height ratio (CF) is: RLH=l / h. The measured body weight (m), body length (l), body width (s) and body height (h) are input into the data processing device to obtain the fatness and body length to height ratio of the loach, and display them on the display 9.

[0083] The surfaces of the base 1, the left stopper 2 and the right stopper 3 contacting the living loach are all made of aluminum alloy stainless steel; the tail stopper 6 is made of elastic rubber; the cover plate 5 and the head stopper 4 are made of transparent PVC.

[0084] The method of using the device for measuring the morphological index of living loach is as follows:

[0085] Step 1: Before measuring, loosen the bolt 10, rotate the head baffle 4, adjust it to the point where it can completely block the loach visually, and then tighten the bolt 10; adjust the controller 103 to raise the left block 2 until it reaches the maximum body height of the loach visually;

[0086] Step 2: The operator places the head of the living loach on the base 1 close to one side of the head baffle 4, and moves the right baffle 3 and the tail baffle 6 to appropriate positions according to the body shape of the living loach and fixes them.

[0087] Step 3: The operator reads the weight (m) of the living loach from the display 9.

[0088] Step 4: The operator directly reads the body length (l), body width (s) and body height (h) of the loach through the scales of the left stopper 2 and the base 1; inputs the weight (m), body length (l), body width (s) and body height (h) into the data processing device, and reads the fatness and body length-to-height ratio from the display 9.

[0089] Step 5: After the measurement is completed, the operator moves the right stopper 3 and the tail stopper 6 to release the fixation and remove the loach.

[0090] Step 6: Remove the left stopper 2, the right stopper 3, the head stopper 4, the cover plate 5, the tail stopper 6 and the fixing rod 7 from the base 1, clean them, and reset them.

[0091] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model and are not intended to limit the scope of protection of the utility model. For ordinary technicians in this field, other different forms of changes or modifications can be made based on the above descriptions and ideas. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the utility model should be included in the scope of protection of the claims of the utility model.

Claims

1. A device for measuring the morphological indexes of living loaches, comprising a base (1), characterized in that: The base (1) is provided with a cavity formed by connecting a left stopper (2), a head stopper (4), a right stopper (3) and a tail stopper (6) in sequence end to end; Wherein, the left stopper (2) and the head stopper (4) are both fixedly connected to the base (1); the right stopper (3) and the tail stopper (6) are both movably connected to the base (1); A device for measuring the weight of living loaches is arranged inside the base (1).

2. The device according to claim 1, characterized in that The device also includes a cover plate (5) covering the cavity.

3. The device according to claim 1, characterized in that The left stopper (2) and the head stopper (4) are both connected to the base (1) through a slot.

4. The device according to claim 3, characterized in that The base (1) is provided with a slot (101), and the left stopper (2) is fixedly connected to the base (1) via the slot (101).

5. The device according to claim 4, characterized in that A lifting device for controlling the displacement of the left stopper (2) is provided in the slot (101).

6. The device according to claim 3, characterized in that The base (1) is provided with a block slide groove (102) for the right block (3) to slide.

7. The device according to claim 1, characterized in that The device further comprises a fixing rod (7) for fixing the tail stopper (6), and the tail stopper (6) is detachably connected to the fixing rod (7).

8. The device according to claim 1, characterized in that The head baffle (4) is bolted to the base (1).

9. The device according to claim 1, characterized in that The device for measuring the weight of living loaches is a weight scale, and the gravity sensor of the weight scale is arranged on the top of the base (1).

10. The device according to claim 1, characterized in that The surface of the left stopper (2) is provided with a device for measuring length.

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