Prepared dish detection device

Abstract

The invention relates to the technical field of prefabricated dish detection, in particular to a prefabricated dish detection device which comprises an extension mechanism, the extension mechanism comprises a rotating motor, a sampling mechanism is arranged at the output end of the rotating motor and comprises a cylinder, and six stirring rods are evenly and fixedly connected to the bottom end of the cylinder in the circumferential direction. The top end of the barrel body is detachably connected with a sealing cover, an opening and closing piece is arranged on the sealing cover and comprises four material taking openings formed in the sealing cover in the circumferential direction, an opening and closing plate is arranged on the sealing cover, the opening and closing plate moves up and down along the axis of the barrel body, the opening and closing plate can seal the material taking openings, and the opening and closing plate is arranged on the opening and closing plate. A discharging port is formed in the bottom end of the barrel, an electromagnetic valve is arranged in the discharging port, and a filtering mechanism is arranged in the barrel.

Description

Technical Field

[0001] The present invention relates to the technical field of pre-prepared food detection, and in particular to a pre-prepared food detection device. Background Art

[0003] Since pre-prepared meals may be affected by many factors during the production, transportation and storage process, such as microbial contamination, chemical residues, etc., their food safety has become a focus of consumer concern. As a pre-prepared meal manufacturer, controlling the food quality during the production stage is of paramount importance. The existing pre-prepared meal production process mainly includes raw material procurement and acceptance, raw material pretreatment, processing and cooking, cooling and packaging. The quality inspection of pre-prepared meals is mostly carried out after the pre-prepared meals are cooked, and sampling and testing are carried out in the pre-prepared meal packaging tanks. However, due to the complexity of the ingredients in the pre-prepared meals, the different ingredients of the pre-prepared meals will be distributed at different heights of the liquid in the packaging tanks. The existing sampling and testing devices only realize sampling of pre-prepared meals, and are unable to fully sample the different ingredients in the pre-prepared meals, resulting in the inability of testers to fully test each ingredient in the pre-prepared meals, affecting the accuracy of the test results.

[0004] Therefore, a pre-prepared food detection device is needed to solve the above problems. Summary of the invention

[0005] In order to solve the above problem, that is, to solve the problem that each component cannot be fully sampled during the pre-prepared food detection and sampling process, the present invention provides a pre-prepared food detection device.

[0006] A pre-prepared food detection device comprises an extension mechanism, the extension mechanism comprises a rotating motor, a sampling mechanism is arranged at the output end of the rotating motor, the sampling mechanism comprises a cylinder, six stirring rods are evenly and fixedly connected to the bottom end of the cylinder along the circumferential direction, a closing cover is detachably connected to the top end of the cylinder, an opening and closing piece is arranged on the closing cover, the opening and closing piece comprises four material taking ports opened on the closing cover along the circumferential direction, an opening and closing plate is arranged on the closing cover, the opening and closing plate moves up and down along the axis of the cylinder, the opening and closing plate can close the material taking port, a discharge port is arranged at the bottom end of the cylinder, a solenoid valve is arranged in the discharge port, and a filtering mechanism is arranged in the cylinder.

[0007] Specifically, in the initial state, the solenoid valve is closed and the opening and closing plate closes the material taking port; when in use, the sampling mechanism is placed in the pre-prepared dish through the extension mechanism, and then the rotating motor is started, and the output end of the rotating motor drives the sampling mechanism to rotate, that is, the rotating motor drives the cylinder to rotate, and the cylinder drives the stirring rod thereon to rotate, and the stirring rod stirs the pre-prepared dish, so that various substances at the bottom of the pre-prepared vegetable soup are evenly distributed in the pre-prepared vegetable soup, and then the opening and closing plate is moved upward to open the material taking port, and then various substances in the pre-prepared vegetable soup flow into the cylinder from the material taking port along with the pre-prepared vegetable soup, after a part of the sample enters the cylinder, the opening and closing plate is moved downward, and the opening and closing plate moves downward to close the material taking port again, and then the sampling mechanism is taken out of the pre-prepared vegetable through the extension mechanism, and then the solenoid valve is opened, and the pre-prepared vegetable soup in the cylinder is discharged from the discharge port, and the solid matter in the pre-prepared vegetable is filtered by the filtering mechanism, and then the closing cover is opened to take out the pre-prepared vegetable solid matter filtered in the filtering mechanism, so as to detect the liquid and the solid respectively.

[0008] By setting the extension mechanism, the sampling mechanism can be extended into the pre-prepared dish by extension, and by setting the rotating motor and the stirring rod, the pre-prepared dish can be stirred before sampling, so that various substances in the pre-prepared dish are evenly distributed around the sampling mechanism, and by setting the opening and closing parts, the material taking port can be opened after the pre-prepared dish is stirred to sample the pre-prepared dish, and by setting the filtering mechanism, the sampled pre-prepared dish can be filtered to separate the liquid and solid therein, so as to facilitate subsequent detection work.

[0009] Furthermore, the solenoid valve is a prior art and will not be described in detail.

[0010] Preferably, the filtering mechanism includes a filter element, and the filter element includes a fixed rod arranged in the cylinder, and a first filter screen and a second filter screen are slidably sleeved on the fixed rod. A spring is connected between the first filter screen and the closing cover, and the spring is sleeved on the fixed rod. The mesh of the first filter screen is larger than the mesh of the second filter screen. A movable member is arranged on the lower side of the second filter screen, and the movable member can drive the second filter screen and the first filter screen to move upward.

[0011] Specifically, when in use, after sampling, the first filter and the second filter are moved upward, and the first filter and the second filter drive the solids in the pre-prepared food to move upward, so that the solids on the first filter contact with the bottom surface of the closing cover, and the solids on the second filter contact with the first filter, so that the liquid in the solids is squeezed out, and then the first filter and the second filter are moved downward, so that the first filter and the second filter are reset.

[0012] Through the setting of the filter element, solids of different particle sizes can be filtered and separated, which is convenient for the subsequent detection of different solids in the pre-prepared dishes. Moreover, through the sliding setting of the first filter net and the second filter net, the separated solids can be squeezed, so that the pre-prepared dish liquid in the separated solids is reduced, which is convenient for the detection of different components of the pre-prepared dishes.

[0013] Preferably, the filter element also includes an electromagnetic slide rail fixedly connected to the first filter net, two electromagnetic sliders are slidably connected in the electromagnetic slide rail, a third filter net is fixedly connected to the bottom end of the electromagnetic slider, the top surface of the third filter net is in contact with the bottom surface of the first filter net, and the third filter net is sleeved on the fixed rod.

[0014] Specifically, when in use, according to different usage requirements, that is, the size of the particles that need to be separated, the electromagnetic slider is started to move in the electromagnetic slide rail, so that the electromagnetic slider drives the third filter to rotate, so that the meshes of the first filter and the third filter are misaligned, thereby changing the size of the particles that can pass through the first filter and the third filter.

[0015] By setting the third filter, the size of the particles passing through can be conveniently adjusted by staggered setting of the meshes of the first filter and the third filter, so that the device can filter particles of different sizes according to usage requirements, thereby improving the applicability of the device.

[0016] Furthermore, the electromagnetic slide rail and the electromagnetic slider are prior art and will not be described in detail.

[0017] Preferably, the filtering mechanism also includes a movable part, which includes a discharge cylinder fixedly connected to the bottom of the cylinder, a floating plate slidably connected in the discharge cylinder, a connecting rod fixedly connected to the floating plate, the connecting rod extends upward and passes through the discharge cylinder, a movable ring is fixedly connected to the top of the connecting rod, and four through holes are evenly opened on the side wall of the discharge cylinder in a circumferential direction, and a one-way valve is arranged in the through hole.

[0018] Specifically, during use, when the liquid enters the cylinder, the liquid first enters the bottom of the cylinder, and then the liquid enters the discharge cylinder through the one-way valve. The float in the discharge cylinder moves upward under the action of the liquid, and the float drives the connecting rod to move upward, the connecting rod drives the moving ring to move upward, and the moving ring drives the second filter screen to move upward.

[0019] By setting the moving part, the liquid entering the cylinder can drive the floating plate to move upward, so that the floating plate drives the second filter screen to move upward through the connecting rod and the moving ring to squeeze the filtered solids.

[0020] Furthermore, the one-way valve is a prior art and will not be described in detail.

[0021] Preferably, the filtering mechanism also includes four auxiliary parts evenly arranged on the inner wall of the cylinder along the circumferential direction, the auxiliary parts include a hinged fork fixedly connected to the cylinder, a hinged rod is hinged on the hinged fork, a contact ball is fixedly connected to the end of the hinged rod away from the hinged fork, the contact ball is in contact with the bottom surface of the second filter screen, and the movable ring is in contact with the hinged rod.

[0022] Specifically, during use, when it is necessary to move the second filter screen, the rotating motor is started, the rotating motor drives the cylinder to rotate, the contact ball and the hinged rod flip upward under the action of centrifugal force, and at the same time, the second filter screen is pushed upward under the pushing action of the moving ring to squeeze the solid; after the extrusion is completed, the rotating motor is stopped, and the solenoid valve is opened at the same time, so that the liquid in the discharge cylinder is discharged through the solenoid valve, and the hinged rod and the contact ball push the moving ring to move downward.

[0023] By setting the auxiliary part, the floating plate can cooperate with the upward movement to jointly apply an upward force to the second filter screen to squeeze the solid, and during the resetting process of the auxiliary part, pressure can be applied to the floating plate to assist in the discharge of liquid in the discharge cylinder.

[0024] Furthermore, an air valve is provided at the top end of the discharge tube, and the air valve is connected to the internal space of the discharge tube.

[0025] Furthermore, the stirring rod is in a triangular frame shape, and the bottom end of the cylinder is in a hemispherical shape.

[0026] Preferably, the opening and closing member also includes two electric push rods symmetrically fixedly connected to the closing cover, the output ends of the electric push rods are fixedly connected to a connecting frame, the connecting frame is fixedly connected to the opening and closing plate, the connecting frame is gap-mounted on the rotating motor, and the opening and closing plate is annular.

[0027] Specifically, when in use, when the opening and closing plate is needed to open the material feeding port, the electric push rod is started, and the output end of the electric push rod drives the connecting frame to move upward, and the connecting frame drives the opening and closing plate to move upward, and the opening and closing plate moves upward to open the material feeding port; when the material feeding port needs to be closed, the electric push rod is started, and the output end of the electric push rod drives the connecting frame to move downward, and the connecting frame closes the material feeding port.

[0028] By setting the opening and closing parts, the closing and opening of the material taking port can be controlled, making it convenient for the cylinder to take materials.

[0029] Furthermore, the electric push rod is a prior art and will not be described in detail.

[0030] Preferably, the extension mechanism further comprises an electric telescopic rod, the bottom output end of the electric telescopic rod is fixedly connected to the rotating motor, the top end of the electric telescopic rod is fixedly connected to a mounting plate, and two connecting rings are fixedly connected to the mounting plate.

[0031] Specifically, when in use, the extension mechanism is hung on an external moving device through a connecting ring, and then the electric telescopic rod is started, the output end of the electric telescopic rod extends, driving the rotating motor and the sampling mechanism to move downward into the pre-prepared dish. After sampling is completed, the output end of the electric telescopic rod contracts to take the sampling mechanism out of the pre-prepared dish.

[0032] By setting up the extension mechanism, the sampling mechanism can be driven to move up and down, so that it is convenient for the sampling mechanism to enter the pre-prepared dish to take samples, and it is convenient for the sampling mechanism to leave the pre-prepared dish after sampling and take the samples out for detection.

[0033] Furthermore, the electric telescopic rod is a prior art and will not be described in detail.

[0034] Preferably, the output end of the rotating motor is connected to the closing cover via a disassembly part, the disassembly part includes a connecting disk fixedly connected to the closing cover, a connecting groove opening upward is provided in the connecting disk, the output end of the rotating motor is fixedly connected to a connecting block, the connecting block is inserted into the connecting groove, connecting holes are penetrated through the connecting block and the connecting disk, bolts are provided in the connecting holes.

[0035] Specifically, when in use, insert the connecting block into the connecting groove, then pass the bolt through the connecting hole, and screw the nut on the bolt to connect the rotating motor with the closing cover; after sampling, unscrew the nut from the bolt, then take the bolt out of the connecting hole, and then take the connecting block out of the connecting groove, thereby disconnecting the rotating motor from the closing cover.

[0036] The provision of the disassembly piece enables the rotary motor to be connected to the closing cover, and the provision of the bolts facilitates the connection and disassembly of the connection block and the connection disk.

[0037] The beneficial effects of the present invention are: 1. By setting the extension mechanism, the sampling mechanism can be extended into the pre-prepared food, and by setting the rotating motor and the stirring rod, the pre-prepared food can be stirred before sampling, so that various substances in the pre-prepared food are evenly distributed around the sampling mechanism, and by setting the opening and closing parts, the material taking port can be opened after stirring the pre-prepared food to sample the pre-prepared food, and by setting the filtering mechanism, the sampled pre-prepared food can be filtered to separate the liquid and solid therein, so as to facilitate subsequent detection work.

[0038] 2. Through the setting of the filter element, solids of different particle sizes can be filtered and separated, which is convenient for the subsequent detection of different solids in the pre-prepared dishes. Moreover, through the sliding setting of the first filter net and the second filter net, the separated solids can be squeezed, so that the pre-prepared dish liquid in the separated solids is reduced, which is convenient for the detection of different components of the pre-prepared dishes.

[0039] 3. By setting the third filter, the size of the particles passing through can be conveniently adjusted by staggering the meshes of the first filter and the third filter, so that the device can filter particles of different sizes according to usage requirements, thereby improving the applicability of the device.

[0040] 4. Through the setting of the moving part, the liquid entering the cylinder can drive the float plate to move upward, so that the float plate drives the second filter screen to move upward through the connecting rod and the moving ring to squeeze the filtered solids; through the setting of the auxiliary part, the upward movement of the float plate can be coordinated to jointly apply an upward force to the second filter screen to squeeze the solids, and during the resetting process of the auxiliary part, pressure can be applied to the float plate to assist in the discharge of liquid in the discharge cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a front view of the present invention; Figure 3 For the present invention Figure 2 Isometric section view at AA; Figure 4 It is a partial three-dimensional structural schematic diagram of the present invention; Figure 5 For the present invention Figure 3 A partial enlarged view of point B in the middle; Figure 6 For the present invention Figure 3 A partial enlarged view of point C in the middle; Figure 7 It is a left side view of the present invention; Figure 8 For the present invention Figure 7 Isometric section view at mid DD; Fig. 9 For the present invention Figure 8 A partial enlarged view of point E in the middle; Fig.10 For the present invention Figure 8 A partial enlarged view of point F in the middle.

[0042] In the figure: 1. Extension mechanism; 11. Rotating motor; 12. Electric telescopic rod; 13. Mounting plate; 14. Connecting ring; 15. Disassembly part; 151. Connecting plate; 152. Connecting groove; 153. Connecting block; 154. Connecting hole; 155. Bolt; 2. Sampling mechanism; 21. Cylinder; 22. Stirring rod; 23. Closing cover; 24. Opening and closing member; 241. Material taking port; 242. Opening and closing plate; 243. Electric push rod; 244. Connecting frame; 25. Material discharging port; 26. Solenoid valve; 3. Filter mechanism; 31. Filter element; 311. Fixed rod; 312. First filter screen; 313. Second filter screen; 314. Spring; 315. Electromagnetic slider; 316. Third filter screen; 317. Electromagnetic slide rail; 32. Moving part; 321. Discharge cylinder; 322. Floating plate; 323. Connecting rod; 324. Moving ring; 325. One-way valve; 33. Auxiliary part; 331. Articulated fork; 332. Articulated rod; 333. Contact ball. DETAILED DESCRIPTION

[0043] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0044] like Figure 1 , 2 As shown in Figures 3, 4 and 9, an embodiment of the present invention discloses a pre-prepared food detection device, comprising an extension mechanism 1, wherein the extension mechanism 1 comprises a rotating motor 11, wherein a sampling mechanism 2 is arranged at an output end of the rotating motor 11, wherein the sampling mechanism 2 comprises a cylinder 21, wherein the bottom end of the cylinder 21 is evenly and fixedly connected with six stirring rods 22 along a circumferential direction, wherein a closing cover 23 is detachably connected with the top end of the cylinder 21, wherein an opening and closing member 24 is arranged on the closing cover 23, wherein the opening and closing member 24 comprises four material taking ports 241 arranged on the closing cover 23 along a circumferential direction, wherein an opening and closing plate 242 is arranged on the closing cover 23, wherein the opening and closing plate 242 moves up and down along the axis of the cylinder 21, wherein the opening and closing plate 242 can close the material taking port 241, wherein a discharge port 25 is arranged at the bottom end of the cylinder 21, wherein a solenoid valve 26 is arranged in the discharge port 25, and wherein a filtering mechanism 3 is arranged in the cylinder 21.

[0045] Specifically, in the initial state, the solenoid valve 26 is closed, and the opening and closing plate 242 closes the material taking port 241; when in use, the sampling mechanism 2 is placed in the pre-prepared dish through the extension mechanism 1, and then the rotating motor 11 is started, and the output end of the rotating motor 11 drives the sampling mechanism 2 to rotate, that is, the rotating motor 11 drives the cylinder 21 to rotate, and the cylinder 21 drives the stirring rod 22 thereon to rotate, and the stirring rod 22 stirs the pre-prepared dish, so that the various substances at the bottom of the pre-prepared soup are evenly distributed in the pre-prepared soup, and then the opening and closing plate 242 is moved upward to open the material taking port 241, and then the pre-prepared soup is Various substances flow into the cylinder 21 from the material taking port 241 along with the pre-prepared vegetable soup. After a portion of the sample enters the cylinder 21, the opening and closing plate 242 moves downward, and the opening and closing plate 242 moves downward to re-close the material taking port 241. Then, the sampling mechanism 2 is taken out from the pre-prepared vegetable through the extension mechanism 1. Then, the solenoid valve 26 is opened, and the pre-prepared vegetable soup in the cylinder 21 is discharged from the material discharge port 25. The solid matter in the pre-prepared vegetable is filtered by the filtering mechanism 3. Then, the closing cover 23 is opened, and the solid matter of the pre-prepared vegetable filtered in the filtering mechanism 3 is taken out, so as to detect the liquid and the solid separately.

[0046] By setting the extension mechanism 1, the sampling mechanism 2 can be extended into the pre-prepared dish by extending the extension mechanism 1, and by setting the rotating motor 11 and the stirring rod 22, the pre-prepared dish can be stirred before sampling, so that the various substances in the pre-prepared dish are evenly distributed around the sampling mechanism 2, and by setting the opening and closing member 24, the material taking port 241 can be opened after the pre-prepared dish is stirred to sample the pre-prepared dish, and by setting the filtering mechanism 3, the sampled pre-prepared dish can be filtered to separate the liquid and solid therein, so as to facilitate subsequent detection work.

[0047] Furthermore, the solenoid valve 26 is a prior art and will not be described in detail.

[0048] like Figure 3 , 4 As shown in Figures 5 and 6, the filter mechanism 3 includes a filter element 31, and the filter element 31 includes a fixed rod 311 arranged in the cylinder 21, and a first filter screen 312 and a second filter screen 313 are slidably sleeved on the fixed rod 311. A spring 314 is connected between the first filter screen 312 and the closing cover 23, and the spring 314 is sleeved on the fixed rod 311. The mesh of the first filter screen 312 is larger than the mesh of the second filter screen 313. A moving member 32 is arranged on the lower side of the second filter screen 313, and the moving member 32 can drive the second filter screen 313 and the first filter screen 312 to move upward.

[0049] Specifically, when in use, after sampling, the first filter 312 and the second filter 313 are moved upward, and the first filter 312 and the second filter 313 drive the solids in the pre-prepared food to move upward, so that the solids on the first filter 312 contact the bottom surface of the closing cover 23, and the solids on the second filter 313 contact the first filter 312, so that the liquid in the solids is squeezed out, and then the first filter 312 and the second filter 313 are moved downward, so that the first filter 312 and the second filter 313 are reset.

[0050] Through the setting of the filter element 31, solids of different particle sizes can be filtered and separated, which is convenient for the subsequent detection of different solids in the pre-prepared dishes. Moreover, through the sliding setting of the first filter net 312 and the second filter net 313, the separated solids can be squeezed, so that the pre-prepared dish liquid in the separated solids is reduced, which is convenient for the detection of different components of the pre-prepared dishes.

[0051] like Figure 5 , 6 As shown, the filter element 31 also includes an electromagnetic slide rail 317 fixedly connected to the first filter screen 312, and two electromagnetic sliders 315 are slidably connected in the electromagnetic slide rail 317. The bottom end of the electromagnetic slider 315 is fixedly connected to a third filter screen 316, and the top surface of the third filter screen 316 is in contact with the bottom surface of the first filter screen 312. The third filter screen 316 is sleeved on the fixed rod 311.

[0052] Specifically, when in use, according to different usage requirements, that is, the size of the particles that need to be separated, the electromagnetic slider 315 is started to move the electromagnetic slider 315 in the electromagnetic slide rail 317, so that the electromagnetic slider 315 drives the third filter 316 to rotate, so that the mesh of the first filter 312 and the third filter 316 are misaligned, thereby changing the size of the particles that can pass through the first filter 312 and the third filter 316.

[0053] By setting the third filter 316, the size of the particles passing through can be conveniently adjusted by staggering the meshes of the first filter 312 and the third filter 316, so that the device can filter particles of different sizes according to usage requirements, thereby improving the applicability of the device.

[0054] Furthermore, the electromagnetic slide rail 317 and the electromagnetic slider 315 are prior art and will not be described in detail.

[0055] like Figure 3 , 6As shown in Figures 9 and 10, the filtering mechanism 3 also includes a movable member 32, which includes a discharge cylinder 321 fixedly connected to the bottom of the cylinder body 21, a floating plate 322 being slidably connected in the discharge cylinder 321, a connecting rod 323 being fixedly connected to the floating plate 322, the connecting rod 323 extending upwardly through the discharge cylinder 321, a movable ring 324 being fixedly connected to the top of the connecting rod 323, four through holes being evenly opened on the side wall of the discharge cylinder 321 along the circumferential direction, and a one-way valve 325 being arranged in the through hole.

[0056] Specifically, during use, when the liquid enters the cylinder 21, the liquid first enters the bottom of the cylinder 21, and then the liquid enters the discharge cylinder 321 through the one-way valve 325. The float 322 in the discharge cylinder 321 moves upward under the action of the liquid, and the float 322 drives the connecting rod 323 to move upward, and the connecting rod 323 drives the moving ring 324 to move upward, and the moving ring 324 drives the second filter screen 313 to move upward.

[0057] By setting the moving member 32, the liquid entering the cylinder 21 can drive the floating plate 322 to move upward, so that the floating plate 322 drives the second filter screen 313 to move upward through the connecting rod 323 and the moving ring 324 to squeeze the filtered solids.

[0058] Furthermore, the one-way valve 325 is a prior art and will not be described in detail.

[0059] like Figure 3 , 6 As shown, the filtering mechanism 3 also includes four auxiliary parts 33 evenly arranged on the inner wall of the cylinder 21 along the circumferential direction, and the auxiliary part 33 includes a hinged fork 331 fixedly connected to the cylinder 21, and a hinged rod 332 is hinged on the hinged fork 331, and a contact ball 333 is fixedly connected to the end of the hinged rod 332 away from the hinged fork 331, and the contact ball 333 is in contact with the bottom surface of the second filter net 313, and the movable ring 324 is in contact with the hinged rod 332.

[0060] Specifically, during use, when it is necessary to move the second filter screen 313, the rotating motor 11 is started, and the rotating motor 11 drives the cylinder 21 to rotate, and the contact ball 333 and the hinge rod 332 flip upward under the action of centrifugal force, and at the same time, under the pushing action of the moving ring 324, the second filter screen 313 is jointly pushed upward to squeeze the solid; after the extrusion is completed, the rotating motor 11 is stopped, and the solenoid valve 26 is opened at the same time, so that the liquid in the discharge cylinder 321 is discharged through the solenoid valve 26, and the hinge rod 332 and the contact ball 333 push the moving ring 324 to move downward.

[0061] By setting the auxiliary part 33, the floating plate 322 can cooperate with the upward movement to jointly apply an upward force to the second filter screen 313 to squeeze the solid. In addition, during the resetting process of the auxiliary part 33, pressure can be applied to the floating plate 322 to assist in the discharge of liquid in the discharge cylinder 321.

[0062] Furthermore, a gas valve is provided at the top end of the discharge tube 321 , and the gas valve is connected to the internal space of the discharge tube 321 .

[0063] Furthermore, the stirring rod 22 is in a triangular frame shape, and the bottom end of the cylinder 21 is in a hemispherical shape.

[0064] like Figure 3 , 7 As shown, the opening and closing member 24 also includes two electric push rods 243 symmetrically fixedly connected to the closing cover 23, and the output ends of the electric push rods 243 are fixedly connected to a connecting frame 244, and the connecting frame 244 is fixedly connected to the opening and closing plate 242. The connecting frame 244 is gap-mounted on the rotating motor 11, and the opening and closing plate 242 is annular.

[0065] Specifically, during use, when the opening and closing plate 242 needs to open the material feeding port 241, the electric push rod 243 is started, and the output end of the electric push rod 243 drives the connecting frame 244 to move upward, and the connecting frame 244 drives the opening and closing plate 242 to move upward, and the opening and closing plate 242 moves upward to open the material feeding port 241; when the material feeding port 241 needs to be closed, the electric push rod 243 is started, and the output end of the electric push rod 243 drives the connecting frame 244 to move downward, and the connecting frame 244 closes the material feeding port 241.

[0066] By setting the opening and closing member 24 , the closing and opening of the material taking opening 241 can be controlled, so that the cylinder 21 can be conveniently used for taking materials.

[0067] Furthermore, the electric push rod 243 is a prior art and will not be described in detail.

[0068] like Figure 2 , 3 As shown, the extension mechanism 1 also includes an electric telescopic rod 12, the bottom output end of the electric telescopic rod 12 is fixedly connected to the rotating motor 11, and the top end of the electric telescopic rod 12 is fixedly connected to a mounting plate 13, and two connecting rings 14 are fixedly connected to the mounting plate 13.

[0069] Specifically, when in use, the extension mechanism 1 is hung on an external moving device through the connecting ring 14, and then the electric telescopic rod 12 is started, the output end of the electric telescopic rod 12 extends, driving the rotating motor 11 and the sampling mechanism 2 to move downward into the pre-prepared dish. After the sampling is completed, the output end of the electric telescopic rod 12 contracts, and the sampling mechanism 2 is taken out of the pre-prepared dish.

[0070] By setting the extension mechanism 1, the sampling mechanism 2 can be driven to move up and down, so that the sampling mechanism 2 can enter the pre-prepared dish for sampling, and the sampling mechanism 2 can leave the pre-prepared dish after sampling to take the sample out for detection.

[0071] Furthermore, the electric telescopic rod 12 is a prior art and will not be described in detail.

[0072] like Figure 2 , 5 As shown in Figure 10, the output end of the rotating motor 11 is connected to the closing cover 23 through a disassembly member 15, and the disassembly member 15 includes a connecting disk 151 fixedly connected to the closing cover 23, and a connecting groove 152 opening upward is provided in the connecting disk 151. The output end of the rotating motor 11 is fixedly connected to a connecting block 153, and the connecting block 153 is inserted into the connecting groove 152. A connecting hole 154 is penetrated through the connecting block 153 and the connecting disk 151, and a bolt 155 is provided in the connecting hole 154.

[0073] Specifically, when in use, the connecting block 153 is inserted into the connecting groove 152, and then the bolt 155 is passed through the connecting hole 154, and the nut is screwed onto the bolt 155, so as to connect the rotating motor 11 with the closing cover 23; after sampling, the nut is unscrewed from the bolt 155, and then the bolt 155 is taken out of the connecting hole 154, and then the connecting block 153 is taken out of the connecting groove 152, so as to disconnect the rotating motor 11 from the closing cover 23.

[0074] The disassembly member 15 is provided so that the rotary motor 11 can be connected to the closing cover 23 , and the bolts 155 are provided so that the connection block 153 and the connection plate 151 can be connected and disassembled easily.

[0075] It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0076] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0077] The term "comprise" or any other similar term is intended to cover a non-exclusive inclusion, such that a process, article, or apparatus / device that includes a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, article, or apparatus / device.

[0078] So far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A pre-prepared food detection device, characterized in that: The invention comprises an extension mechanism (1), the extension mechanism (1) comprising a rotating motor (11), a sampling mechanism (2) being arranged at the output end of the rotating motor (11), the sampling mechanism (2) comprising a cylinder (21), six stirring rods (22) being evenly and fixedly connected to the bottom end of the cylinder (21) along a circumferential direction, a closing cover (23) being detachably connected to the top end of the cylinder (21), an opening and closing member (24) being arranged on the closing cover (23), and the opening and closing member (24) comprising a plurality of stirring rods (22) extending along a circumferential direction. Four material taking ports (241) are provided on the closing cover (23) in a circumferential direction. An opening and closing plate (242) is provided on the closing cover (23). The opening and closing plate (242) moves up and down along the axis of the cylinder (21). The opening and closing plate (242) can close the material taking ports (241). A material discharge port (25) is provided at the bottom end of the cylinder (21). A solenoid valve (26) is provided in the material discharge port (25). A filtering mechanism (3) is provided in the cylinder (21).

2. A pre-prepared food detection device according to claim 1, characterized in that: The filtering mechanism (3) comprises a filter element (31), the filter element (31) comprising a fixed rod (311) arranged in the cylinder (21), a first filter screen (312) and a second filter screen (313) being slidably sleeved on the fixed rod (311), a spring (314) being connected between the first filter screen (312) and the closing cover (23), the spring (314) being sleeved on the fixed rod (311), the mesh of the first filter screen (312) being larger than the mesh of the second filter screen (313), a moving element (32) being arranged at the lower side of the second filter screen (313), the moving element (32) being capable of driving the second filter screen (313) and the first filter screen (312) to move upwards.

3. A pre-prepared food detection device according to claim 2, characterized in that: The filter element (31) further comprises an electromagnetic slide rail (317) fixedly connected to the first filter screen (312), two electromagnetic sliders (315) being slidably connected to the electromagnetic slide rail (317), a third filter screen (316) being fixedly connected to the bottom end of the electromagnetic slider (315), the top surface of the third filter screen (316) being in contact with the bottom surface of the first filter screen (312), and the third filter screen (316) being sleeved on the fixed rod (311).

4. A pre-prepared food detection device according to claim 3, characterized in that: The filtering mechanism (3) further comprises a moving member (32), the moving member (32) comprising a discharge cylinder (321) fixedly connected to the bottom of the cylinder (21), a floating plate (322) being slidably connected in the discharge cylinder (321), a connecting rod (323) being fixedly connected to the floating plate (322), the connecting rod (323) extending upwardly and penetrating the discharge cylinder (321), a moving ring (324) being fixedly connected to the top end of the connecting rod (323), four through holes being evenly opened in a circumferential direction on the side wall of the discharge cylinder (321), and a one-way valve (325) being arranged in each through hole.

5. A pre-prepared food detection device according to claim 4, characterized in that: The filtering mechanism (3) further comprises four auxiliary parts (33) uniformly arranged on the inner wall of the cylinder (21) along the circumferential direction, the auxiliary parts (33) comprising a hinged fork (331) fixedly connected to the cylinder (21), a hinged rod (332) hingedly connected to the hinged fork (331), a contact ball (333) fixedly connected to one end of the hinged rod (332) away from the hinged fork (331), the contact ball (333) being in contact with the bottom surface of the second filtering net (313), and the movable ring (324) being in contact with the hinged rod (332).

6. A pre-prepared food detection device according to claim 5, characterized in that: The top end of the discharge tube (321) is provided with an air valve, and the air valve is in communication with the internal space of the discharge tube (321).

7. A pre-prepared food detection device according to claim 6, characterized in that: The stirring rod (22) is in the shape of a triangular frame, and the bottom end of the cylinder (21) is in the shape of a hemisphere.

8. The pre-prepared food detection device according to claim 7, characterized in that: The opening and closing member (24) further comprises two electric push rods (243) symmetrically fixedly connected to the closing cover (23); the output ends of the electric push rods (243) are fixedly connected to a connecting frame (244); the connecting frame (244) is fixedly connected to the opening and closing plate (242); the connecting frame (244) is sleeved on the rotating motor (11) with a gap; and the opening and closing plate (242) is annular.

9. The pre-prepared food detection device according to claim 8, characterized in that: The extension mechanism (1) further comprises an electric telescopic rod (12), the bottom output end of the electric telescopic rod (12) being fixedly connected to the rotating motor (11), the top end of the electric telescopic rod (12) being fixedly connected to a mounting plate (13), and two connecting rings (14) being fixedly connected to the mounting plate (13).

10. The pre-prepared food detection device according to claim 9, characterized in that: The output end of the rotating motor (11) is connected to the closing cover (23) via a disassembly member (15); the disassembly member (15) comprises a connection plate (151) fixedly connected to the closing cover (23); a connection groove (152) opening upward is provided in the connection plate (151); a connection block (153) is fixedly connected to the output end of the rotating motor (11); the connection block (153) is inserted into the connection groove (152); a connection hole (154) is provided through the connection block (153) and the connection plate (151); a bolt (155) is provided in the connection hole (154).

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