Oral cavity opening appliance for animal husbandry

Abstract

The utility model relates to an animal husbandry oral cavity opening appliance which comprises a fixing frame internally provided with an electric cylinder, two L-shaped rods which are in the same plane with the fixing frame are symmetrically connected to the two ends of one side of the fixing frame, a movable rod of the electric cylinder perpendicularly penetrates through the side of the fixing frame, and a double-edge rack is connected to the portion, between the two L-shaped rods, of the end of the movable rod. The other end, away from the fixing frame, of the L-shaped rod is in shaft connection with a first swing rod, the inflection point of the L-shaped rod is in shaft connection with a second swing rod, the end, at the shaft connection point, of the second swing rod is connected with an arc-shaped toothed plate capable of being meshed with the double-side rack, the other end of the second swing rod and the other end of the first swing rod are hinged to the same fixing rod, and the fixing rod is connected with a distraction part. The distraction device is convenient to operate, electric distraction is achieved, hand holding is not needed, and labor intensity is relieved.

Description

Technical Field

[0001] The utility model relates to the technical field of animal husbandry equipment, in particular to an animal husbandry oral cavity opening device. Background Art

[0002] The oral opener for livestock is specially designed to facilitate opening the mouth of animals and is used to treat oral diseases of animals. The oral openers for livestock currently on the market are inconvenient to use: the support frame of the oral opener for livestock is in a straight line with the opening, which blocks the line of sight; the opening of the oral opener for livestock is between the teeth of the mouth and cannot be positioned; the structure is unstable, which can easily cause the oral opener to fall off, causing secondary damage to the oral cavity of livestock, and is not convenient to use.

[0003] In addition, the existing oral opening device for livestock often needs to be operated by hand, which is time-consuming, labor-intensive and inconvenient to use. Therefore, a new type of oral opening device for livestock is urgently needed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a livestock oral opening device, which can be electrically opened and the opening height can be adjusted according to needs. The operation is convenient and labor-saving, and the labor intensity is reduced.

[0005] The utility model is realized through the following technical solutions:

[0006] Provided is a livestock oral opening device, comprising a fixed frame with an electric cylinder installed inside, one side of the fixed frame is symmetrically connected to two L-shaped rods in the same plane as the fixed frame at both ends, a movable rod of the electric cylinder vertically penetrates the side of the fixed frame and its end is connected to a double-sided rack between the two L-shaped rods, the other end of the L-shaped rod away from the fixed frame is axially connected to a first swing rod, a second swing rod is axially connected to the inflection point of the L-shaped rod, the second swing rod is connected to an arc-shaped toothed plate that can mesh with the double-sided rack at one end of the axial connection, the other ends of the second swing rod and the first swing rod are both hinged on the same fixed rod, and the fixed rod is connected to an opening portion.

[0007] Furthermore, the expansion part includes a connecting rod and an expansion plate installed on the connecting rod, and a side of the expansion plate facing the teeth is concavely provided with an occlusal groove that matches the teeth.

[0008] The expansion plate is vertically connected to the fixed rod through a connecting rod. The bite grooves arranged on the expansion plate are used to bite and cooperate with the teeth of livestock to lock in place, thereby effectively preventing it from falling off.

[0009] Furthermore, rubber pads are arranged on one side of the expansion plate facing the teeth and in the occlusal groove.

[0010] The rubber pad has a cushioning effect and can cushion the livestock's mouth after biting to ensure the livestock's safety.

[0011] Furthermore, it also includes a base, which is connected to the fixed frame through a lifting adjustment rod.

[0012] A base is provided, which is connected to the fixed frame through a lifting adjustment rod, and can support the fixed frame without holding, thereby reducing labor intensity. At the same time, the lifting adjustment rod can be raised and lowered, which is convenient for use on livestock of different heights.

[0013] Furthermore, a cavity is provided inside the lifting and adjusting rod along the length direction and a guide groove is opened vertically. A lead screw is rotatably installed in the cavity through a bearing. A nut is threadedly connected to the lead screw. A slider slidably connected to the guide groove is fixed on the nut. The part of the slider extending outside the guide groove is connected to the fixed frame.

[0014] The nut on the lead screw cooperates with the slider and the guide groove. When the lead screw rotates, the slider moves vertically with the nut, thereby driving the fixed frame to move up and down to adjust the position height.

[0015] Furthermore, a motor compartment and a battery compartment are provided in the base, a driving motor is installed in the motor compartment, an output shaft of the driving motor is connected to the lower end of the lead screw, and a rechargeable battery is provided in the battery compartment, and the battery is electrically connected to the driving motor and the electric cylinder through a switch.

[0016] A motor and a battery are arranged in the base, and the motor is used to drive the lead screw to rotate, which is easy to operate, and the battery is used to power the drive motor and the electric cylinder.

[0017] Beneficial effects of the utility model:

[0018] The oral opening device of the utility model adopts an electric cylinder to drive the displacement of the double-sided racks. The double-sided racks are used to drive the arc-shaped tooth plates on both sides to rotate, thereby realizing the first swing rod and the second swing rod to drive the fixed rod to move closer and farther, realizing the separation and closing operation of the opening part, and the electric control is convenient for operation. The opening distance can be adjusted at any time according to the actual situation and has a self-locking function, which is easy to operate and reduces the work intensity.

[0019] The expansion device is set on one side of the livestock through a base and a lifting adjustment rod. The operator does not need to hold the device for operation. At the same time, since the expansion structure of the expansion device is located on one side of the mouth, it will not block the observation and is more convenient for observation inside the mouth. The engagement groove on the expansion plate can be engaged with the teeth of the livestock. After the expansion part is expanded, it can effectively prevent it from being separated from the mouth, thereby improving the stability of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model.

[0021] Figure 2 It is a schematic diagram of the overall structure of the utility model.

[0022] Figure 3 It is a structural schematic diagram of the propping-up part in the utility model.

[0023] As shown in the figure:

[0024] 1. Fixed frame, 2. Electric cylinder, 3. Movable rod, 4. L-shaped rod, 5. Double-sided rack, 6. Arc tooth plate, 7. First swing arm, 8. Second swing arm, 9. Fixed rod, 10. Opening part, 11. Base, 12. Lifting adjustment rod, 13. Screw, 14. Nut, 15. Slider, 16. Motor compartment, 17. Battery compartment, 18. Driving motor, 19. Battery, 20. Connecting rod, 21. Opening plate, 22. Engaging groove, 23. Rubber pad. DETAILED DESCRIPTION

[0025] In order to clearly illustrate the technical features of this solution, this solution is described below through a specific implementation method.

[0026] A livestock oral opening device comprises a fixed frame 1 with an electric cylinder 2 installed inside, one side of the fixed frame 1 is symmetrically connected to two L-shaped rods 4 in the same plane as the fixed frame 1 at both ends, a movable rod 3 of the electric cylinder 2 vertically penetrates the side of the fixed frame 1 and its end is connected to a double-sided rack 5 between the two L-shaped rods 4, the other end of the L-shaped rod 4 away from the fixed frame 1 is axially connected to a first swing rod 7, a second swing rod 8 is axially connected to the inflection point of the L-shaped rod 4, the second swing rod 8 is connected to an arc-shaped tooth plate 6 that can mesh with the double-sided rack 5 at one end of the axial joint, the other ends of the second swing rod 8 and the first swing rod 7 are both hinged on the same fixed rod 9, and the fixed rod 9 is connected to an opening portion 10.

[0027] The expansion part 10 includes a connecting rod 20 and an expansion plate 21 installed on the connecting rod 20. A side of the expansion plate 21 facing the teeth is concavely formed with an occlusal groove 22 that matches the teeth. Rubber pads 23 are provided on the side of the expansion plate 21 facing the teeth and in the occlusal groove 22.

[0028] In order to solve the problem that the existing spreading device requires continuous hand-held operation, a base 11 is added in the utility model, and the base 11 is connected to the fixed frame 1 through a lifting adjustment rod 12. The lifting adjustment rod 12 is provided with a cavity along the length direction and a guide groove is vertically provided. The lifting adjustment rod 12 is rotatably installed with a lead screw 13 in the cavity through a bearing, and a nut 14 is threadedly connected to the lead screw 13. A slider 15 slidably connected to the guide groove is fixed to the nut 14, and the slider 15 extending outside the guide groove is connected to the fixed frame 1.

[0029] A motor compartment 16 and a battery compartment 17 are provided in the base 11. A driving motor 18 is installed in the motor compartment 16. The output shaft of the driving motor 18 is connected to the lower end of the screw 13. A rechargeable battery 19 is provided in the battery compartment 17. The battery 19 is electrically connected to the driving motor 18 and the electric cylinder 2 through a switch.

[0030] The working process of this utility model:

[0031] By starting the driving motor 18, according to the height of the livestock, the nut 14 on the lead screw 13 is used to drive the slider 15 to move, and then the height of the fixed frame 1 connected to the slider 15 is adjusted to make it flush with the livestock's mouth, and the opening part 10 is placed in the livestock's mouth. At the same time, the occlusal grooves 22 on the opening plate 21 are respectively engaged with the upper and lower teeth of the livestock to effectively prevent separation, and then the electric cylinder 2 is started, and the movable rod 3 of the electric cylinder 2 is extended. At this time, the double-sided rack 5 moves to a position away from the fixed frame 1, and the double-sided rack 5 will simultaneously drive the two arc-shaped toothed plates 6 on both sides to rotate. When the arc-shaped toothed plates 6 rotate, they will drive the first swing rod 7 and the second swing rod 8 on both sides of the fixed frame 1 to move away from each other. At this time, the two fixed rods 9 and the opening part 10 on the fixed rods 9 move away from each other to open the livestock's mouth. According to actual conditions, after reaching a suitable distance, the electric cylinder 2 is closed. At this time, the opening part 10 stops running and remains self-locking. After the oral inspection is completed, the movable rod 3 of the electric cylinder 2 is controlled to move in the opposite direction, and the arc-shaped toothed plates 6 on both sides are driven to rotate by the double-sided racks 5, so that the two opening parts 10 are brought closer together and taken out from the mouth of the livestock to complete the use.

[0032] Of course, the above description is not limited to the above examples. The technical features not described in the present invention can be achieved by or by adopting the existing technology, which will not be repeated here. The above embodiments and drawings are only used to illustrate the technical scheme of the present invention and are not limitations of the present invention. The present invention is described in detail with reference to the preferred implementation methods. Ordinary technicians in this field should understand that the changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention do not deviate from the purpose of the present invention and should also fall within the scope of protection of the claims of the present invention.

Claims

1. A livestock oral opening device, characterized in that: It includes a fixed frame with an electric cylinder installed inside, one side of the fixed frame is symmetrically connected to two L-shaped rods in the same plane as the fixed frame at both ends, a movable rod of the electric cylinder vertically penetrates the side of the fixed frame and its end is connected to a double-sided rack between the two L-shaped rods, the other end of the L-shaped rod away from the fixed frame is axially connected to a first swing rod, a second swing rod is axially connected to the inflection point of the L-shaped rod, the second swing rod is connected to an arc-shaped toothed plate that can mesh with the double-sided rack at one end of the axial joint, the other ends of the second swing rod and the first swing rod are both hinged on the same fixed rod, and the fixed rod is connected to a support portion.

2. The livestock oral opening device according to claim 1, characterized in that: The expansion part comprises a connecting rod and an expansion plate installed on the connecting rod, and a side of the expansion plate facing the teeth is concavely provided with an occlusal groove matched with the teeth.

3. The livestock oral opening device according to claim 1, characterized in that: A rubber pad is arranged on one side of the expansion plate facing the teeth and in the occlusal groove.

4. The livestock oral opening device according to claim 1, characterized in that: The utility model also comprises a base, and the base is connected with the fixing frame through a lifting adjustment rod.

5. The livestock oral opening device according to claim 4, characterized in that: A cavity is arranged inside the lifting and adjusting rod along the length direction and a guide groove is opened vertically. A lead screw is rotatably installed in the cavity through a bearing. A nut is threadedly connected to the lead screw. A slider slidably connected to the guide groove is fixed on the nut. The part of the slider extending out of the guide groove is connected to the fixed frame.

6. The livestock oral opening device according to claim 5, characterized in that: A motor compartment and a battery compartment are arranged in the base. A driving motor is installed in the motor compartment. The output shaft of the driving motor is connected to the lower end of the lead screw. A rechargeable battery is arranged in the battery compartment. The battery is electrically connected to the driving motor and the electric cylinder through a switch.

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