Automatic medicine supply device

Abstract

An automatic medicine supplying device is characterized by comprising a shell, a medicine granule driving wheel, a medicine granule guiding elastic piece, a clamping wheel and a counter, an opening in the upper end of the shell forms a feeding port, an inner cavity forms a medicine granule channel, and a medicine granule output port is formed in the lower end of the shell; the tablet driving wheel is rotatably arranged in the inner cavity of the shell, and a tablet groove for storing tablets is formed in the periphery of the tablet driving wheel; the tablet guiding elastic piece is arranged in the shell and located on the outer ring of the tablet driving wheel, and tablets entering from the feeding port can be guided into the tablet groove; the clamping wheel is rotatably arranged in the inner cavity of the shell and located below the tablet guiding elastic piece, clamping blades are formed on the periphery of the clamping wheel, and a gap allowing a single tablet to pass through is formed between the clamping blades and the periphery of the tablet driving wheel. Complex operation of opening a bottle cap is not needed, overall operation is easy and convenient, and quantitative dosing can be achieved.

Description

Technical Field

[0001] The utility model relates to a medical device, in particular to a drug delivery device for pills. Background Art

[0002] Generally, pills (or drug particles) are usually stored in a glass bottle, and a cap is screwed onto the glass bottle to tightly seal it. And the sealed glass bottle is usually stored in a drawer or a cabinet.

[0003] However, since the sealing method of screwing the cap onto the glass bottle tightly requires a strong wrist and fingers to open, it is not user-friendly for weak patients or the elderly; therefore, a device is needed that can supply pills immediately after simple and effortless operation. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide an automatic drug dispenser that can administer drugs with simple operation in view of the above technical status.

[0005] The technical solution adopted by the utility model to solve the above technical problem is as follows: an automatic drug dispenser, characterized by comprising

[0006] A housing, with an upper end opening forming a feeding port, an inner cavity forming a drug particle channel, and a lower end forming a drug particle output port;

[0007] A drug particle driving wheel, rotatably arranged in the inner cavity of the aforementioned housing, and having a drug groove for storing drug particles on the outer periphery;

[0008] A drug particle guiding elastic piece, arranged in the aforementioned housing and located outside the drug particle driving wheel, capable of guiding the drug particles entering the feeding port onto the drug groove;

[0009] A clamping wheel, rotatably arranged in the inner cavity of the aforementioned housing and located below the drug particle guiding elastic piece, with clamping blades formed on the outer periphery, and a gap for a single drug particle to pass through is formed between the clamping blades and the outer periphery of the aforementioned drug particle driving wheel; and

[0010] A counter, arranged on the aforementioned drug particle output port for detecting and counting drug particles.

[0011] Furthermore, a driver is arranged in the inner cavity of the housing, and the power output end of the driver is connected to the aforementioned drug particle driving wheel. The driver is linked with the counter to control the output of drug particles.

[0012] The driving structure for the driver to drive the drug particle driving wheel is preferably set as follows: the drug particle driving wheel has teeth, and the driver includes a motor and a transmission gear. The motor has a driving gear, one end of the aforementioned transmission gear is meshed with the driving gear, and the other end is meshed with the teeth of the aforementioned drug particle driving wheel.

[0013] The clamping wheel is coaxially connected with an input gear, and the input gear meshes with the teeth of the medicine grain driving wheel. In this way, the driver can drive the medicine grain driving wheel and the clamping wheel to rotate simultaneously.

[0014] The medicine grain driving wheel includes a driving gear and a grooved wheel coaxially connected with the driving gear. The teeth are formed on the outer periphery of the driving gear, and the medicine grooves are formed on the outer periphery of the grooved wheel. The driving gear and the grooved wheel can be designed separately or integrally formed.

[0015] An arc-shaped cover plate is provided inside the housing, and the teeth of the medicine grain driving wheel are located below the arc-shaped cover plate. It can prevent the medicine grains from interfering with and damaging the teeth of the medicine grain driving wheel.

[0016] Preferably, the housing includes a base, a support seat provided on the base, and a medicine grain storage bin provided above the support seat. The medicine grain driving wheel, the medicine grain guiding elastic sheet, and the clamping wheel are provided on the medicine grain storage bin, and the driver and the counter are provided on the support seat.

[0017] To enable the medicine grains to enter the medicine grain guiding groove more smoothly from the medicine grooves, a medicine grain output port is formed in the middle of the support seat. The medicine grain output port extends upward with a medicine grain guiding groove, and the clamping wheel is provided at the upper end of the medicine grain guiding groove. The counter is arranged close to the medicine grain guiding groove to detect the number of particles passing through the medicine grain guiding groove.

[0018] Preferably, there are at least two groups of the medicine grain guiding elastic sheets, and two medicine grain guiding elastic sheets are arranged in an inverted V shape in the inner cavity of the housing.

[0019] Furthermore, a bracket is provided inside the housing, the upper end of the medicine grain guiding elastic sheet is positioned on the bracket, and the lower end forms a free end.

[0020] Compared with the prior art, the advantages of the present utility model are as follows: The medicine grains are gradually sorted, driven, and dropped under the cooperation of the medicine grain driving wheel and the clamping wheel. The medicine grains pass through the counter to determine whether the medicine grains have dropped in place, and the counter provides feedback to control the number of medicine grains. There is no need for the complex operation of opening the bottle cap, and the overall operation is simple, and it can administer medicine quantitatively. Description of the Drawings

[0021] Figure 1 It is a schematic structural diagram of an embodiment.

[0022] Figure 2 It is an exploded view of an embodiment.

[0023] Figure 3 It is Figure 2 An enlarged exploded view of the combination of the medicine grain driving wheel, the medicine grain guiding sheet, and the clamping wheel in traditional Chinese medicine.

[0024] Figure 4 It is Figure 3Enlarged view of the clamping wheel from another perspective.

[0025] Figure 5 For Figure 2 Enlarged exploded view of the combination of the base, counter and driver in

[0026] Figure 6 For Figure 5 Schematic structural diagram of the transmission gear from another perspective in

[0027] Figure 7 Stereoscopic sectional view enlarged for the embodiment.

[0028] Figure 8 Schematic diagram of the operation of the embodiment. Specific implementation mode

[0029] The following further describes the present utility model in detail in conjunction with the accompanying drawings and embodiments.

[0030] As Figure 1 , Figure 2 and Figure 7 shown, the automatic medicine dispenser in this embodiment includes a housing 1, a medicine grain driving wheel 2, a medicine grain guiding elastic piece 6, a clamping wheel 3, a driver and a counter 7.

[0031] An upper end opening of the housing 1 forms a feeding port 1a, an inner cavity forms a medicine grain channel, and a lower end forms a medicine grain output port 1b; the housing 1 includes a base 12, a support base 13 provided on the base 12, and a medicine grain storage bin 11 provided above the support base 13. Specifically, the base 12 has a clamping hole 121, the support base 13 is formed with a clamping block 131, and the assembly of the support base 13 and the base 12 is realized by the clamping fit of the clamping block 131 and the clamping hole 121. A clamping foot 111 extends from the lower end of the medicine grain storage bin 11, and a clamping block 132 is provided on the upper end surface of the support base 13. The clamping foot 111 and the clamping block 132 are clamped together to realize the assembly of the medicine grain storage bin 11 and the support base 13.

[0032] As Figure 7 shown, the medicine grain storage bin 11 has an arc-shaped cover plate 112. A medicine grain output port 1b is formed in the middle of the support base 13, and a medicine grain guiding groove 1c extends upward from the medicine grain output port 1b.

[0033] Combined with Figure 3 shown, the medicine grain driving wheel 2 is rotatably arranged in the medicine grain storage bin 11; the medicine grain driving wheel 2 includes a driving gear 21 and a grooved wheel 22 coaxially connected to the driving gear 21. Specifically, the grooved wheel 22 and the driving gear 21 are connected into one body through a different-shaped shaft 23. Of course, the grooved wheel 22 and the driving gear can also be integrally formed. The outer circumference of the driving gear 21 has teeth, and the outer circumference of the grooved wheel 22 has medicine grooves 221, and the medicine grooves 221 can accommodate single medicine grains. The teeth of the driving gear 21 are located below the arc-shaped cover plate 112.

[0034] The medicine pellet guiding shrapnel 6 is arranged in the medicine pellet storage bin 11 and located outside the medicine pellet driving wheel 2, and can guide the medicine pellets entering from the feeding port 1a onto the medicine groove 221; one of the medicine pellet guiding shrapnels 6 can guide the medicine pellets to fall and output in an orderly manner and enter the clamping opening where the clamping wheel 3 and the driving wheel 2 are in contact with each other.

[0035] The clamping wheel 3 is rotatably arranged in the inner cavity of the medicine pellet storage bin 11 and located below the medicine pellet guiding shrapnel 6. A clamping blade 31 is formed on the upper outer periphery of the clamping wheel 3 at the upper end of the medicine pellet guiding groove 1c. A gap for a single medicine pellet to pass through is formed between the clamping blade 31 and the outer periphery of the medicine pellet driving wheel 2; the clamping wheel 3 is coaxially connected with an input gear 4, and the input gear meshes with the teeth of the driving gear 21. Combining Figure 4 As shown, in order to enable the clamping wheel 3 to have good deformation ability, a waist-shaped hole 32 is formed inside the clamping wheel 3. The clamping wheel 3 in this embodiment is preferably made of silicone rubber material.

[0036] The counter 7 is arranged on the support seat 13, and the counter 7 is located below the medicine pellet guiding groove 1c to detect the number of particles passing through the medicine pellet guiding groove. The counter 7 in this embodiment adopts an opposed photoelectric coupler group.

[0037] Combining Figure 5 As shown, the driver is arranged on the support seat 13, and the power output end of the driver is drivingly connected to the driving gear 21. Specifically, the driver includes a motor 5 and a transmission gear 52. The motor 5 has a driving gear 51. One end of the transmission gear 52 meshes with the driving gear 51, and the other end meshes with the teeth of the driving gear 21. As Figure 6 shown, the transmission gear 52 in this embodiment is a double gear.

[0038] Combining Figure 3 As shown, there are two groups of medicine pellet guiding shrapnels 6, and the two medicine pellet guiding shrapnels 6 are arranged in an inverted V shape in the inner cavity of the housing 1. A bracket 61 is arranged in the medicine pellet storage bin 11. Specifically, one side of the bracket 61 has a positioning portion 62, and a positioning hole 113 is formed on the side wall of the medicine pellet storage bin 11. The upper end of the medicine pellet guiding shrapnel 6 is positioned on the bracket 61, and the lower end forms a free end.

[0039] The medicine pellets 10 are poured into the medicine pellet storage bin 11. After entering the medicine groove under the action of the medicine pellet guiding shrapnel 6, when medicine pellets are needed, the automatic medicine dispenser is turned on. The motor 5 drives the medicine pellet driving wheel 2 and the clamping wheel to rotate simultaneously, driving the medicine pellets to rotate and fall, and driving them to fall step by step in an elastic clamping and binding throat-like manner. The medicine pellets pass through the counter to judge that the medicine pellets have fallen in place, and the counter feeds back to the processor to realize the control of the motor and the counting of the medicine pellets.

Claims

1. An automatic medicine dispenser, characterized in that including a housing (1) with an upper end opening forming a feeding port (1a), an inner cavity forming a medicine granule passage, and a lower end forming a medicine granule output port (1b); a medicine granule driving wheel (2) rotatably disposed in the inner cavity of the aforesaid housing (1), and having a medicine groove (221) for temporarily storing medicine granules on its outer periphery; a medicine granule guiding elastic piece (6) disposed in the aforesaid housing (1) and located outside the medicine granule driving wheel (2), capable of guiding the medicine granules entering through the feeding port (1a) onto the medicine groove (221); a clamping wheel (3) rotatably disposed in the inner cavity of the aforesaid housing (1) and located below the medicine granule guiding elastic piece (6), with clamping blades (31) formed on its outer periphery, and a gap for a single medicine granule to pass through being formed between the clamping blades (31) and the outer periphery of the aforesaid medicine granule driving wheel (2); and a counter (7) disposed on the aforesaid medicine granule output port (1b) for detecting and counting medicine granules.

2. The automatic medicine dispenser according to claim 1, wherein A driver is disposed in the inner cavity of the housing (1), and a power output end of the driver is connected to the aforesaid medicine granule driving wheel (2).

3. The automatic medicine dispenser according to claim 2, wherein The medicine granule driving wheel (2) has teeth, and the driver includes a motor (5) and a transmission gear (52), the motor (5) has a driving gear (51), one end of the aforesaid transmission gear (52) meshes with the aforesaid driving gear (51), and the other end meshes with the teeth of the aforesaid medicine granule driving wheel (2).

4. The automatic medicine dispenser according to claim 3, characterized in that The clamping wheel (3) is coaxially connected with an input gear, and the input gear meshes with the teeth of the medicine granule driving wheel (2).

5. The automatic medicine dispenser according to claim 3, characterized in that The medicine granule driving wheel (2) includes a driving gear (21) and a grooved wheel (22) coaxially connected to the driving gear (21), the aforesaid teeth are formed on the outer periphery of the driving gear (21), and the aforesaid medicine groove (221) is formed on the outer periphery of the grooved wheel (22).

6. The automatic medicine dispenser according to claim 3, characterized in that An arc-shaped cover plate (112) is provided inside the housing (1), and the teeth of the medicine granule driving wheel (2) are located below the arc-shaped cover plate (112).

7. The automatic medicine dispenser according to claim 2, wherein The aforesaid housing (1) includes a base (12), a support seat (13) disposed on the base (12), and a medicine granule storage bin (11) disposed above the support seat (13), the aforesaid medicine granule driving wheel (2), medicine granule guiding elastic piece (6), and clamping wheel (3) are disposed on the medicine granule storage bin (11), and the driver and the counter (7) are disposed on the support seat (13).

8. The automatic medicine dispenser according to claim 7, characterized in that A medicine granule output port (1b) is formed in the middle of the support seat (13), a medicine granule guiding groove (1c) extends upward from the medicine granule output port (1b), the aforesaid clamping wheel (3) is disposed at the upper end of the medicine granule guiding groove (1c), and the counter (7) is arranged close to the medicine granule guiding groove (1c) to detect the number of particles passing through the medicine granule guiding groove.

9. The automatic medicine dispenser according to claim 1, wherein The aforesaid medicine granule guiding elastic pieces (6) are at least two groups, and two medicine granule guiding elastic pieces (6) are disposed in an inverted V shape in the inner cavity of the housing (1).

10. The automatic medicine dispenser according to claim 9, characterized in that A bracket (61) is provided in the housing (1), the upper end of the aforesaid medicine granule guiding elastic piece (6) is positioned on the bracket (61), and the lower end forms a free end.

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