TW201635961A - Roll paper supply device and paper consumption detection device thereof - Google Patents

Abstract

A roll paper supply device and a paper consumption detection device are provided. The roll paper supply device includes a housing and a pole arranged in the housing. The length of a paper core of the roll paper is less than the width of the roll paper. The paper consumption detection device includes a control device, an infrared emission tube and an infrared receiver tube. The infrared emission tube and the infrared receiver tube are spatially correspond to each other and respectively mounted on an inner surface of the housing and one end portion of the pole. The tube mounted on the end portion of the pole faces a part of the roll paper where isn't covered by the paper core. When a remain thickness of the roll paper sleeved in the pole is less than a predetermined value, the infrared receiver tube is able to receive infrared beam emitted from the infrared emission tube, and output a trigger signal corresponding to the strength of the received infrared beam. The control device generates a no paper reminder signal in response to the trigger signal.

Description

Roll paper feeding device and paper detecting device thereof

The invention relates to the technical field of daily articles, in particular to a paper feeding device and a paper detecting device thereof.

In order to use paper towels conveniently and hygienically, paper towels are often placed in a paper roll. In some public restrooms, such as hotels, business buildings, etc., cleaning staff have to manage a lot of toilets and change paper towels. Sometimes it is inevitable that the paper towels in the bathroom will be used up and the cleaning staff will not know the paper towels in time. This causes the lack of paper towels in the restroom, which brings a lot of inconvenience to the user.

In view of the above, it is necessary to provide a paper detecting device for a roll paper supply device to solve the above problems.

A paper detecting device for a roll paper feeding device, comprising: a casing and a convex shaft disposed in the casing for placing a roll paper. The length of the roll core in the roll paper is less than the width of the roll paper. The paper detecting device comprises a sensing device and a control device. The sensing device includes an infrared emitting tube and an infrared receiving tube respectively disposed on an inner surface of the outer casing and an end portion of the protruding shaft, and an infrared emitting tube disposed on one end of the protruding shaft or The infrared receiving tube is facing the portion of the roll paper that has no roll core. When the remaining thickness of the roll paper placed on the convex shaft is greater than a predetermined value, infrared rays emitted from the infrared emitting tube are blocked by the roll paper, and the infrared receiving tube is not capable of receiving infrared rays emitted from the infrared emitting tube. When the remaining thickness of the roll paper is less than the preset value, the infrared receiving tube can receive the infrared light emitted by the infrared emitting tube and output a corresponding trigger signal according to the received infrared intensity, and the control device generates a trigger according to the trigger signal. Corresponding paperless reminder signal.

It is also necessary to provide a roll paper supply device to solve the above problems.

A roll paper supply device includes a casing, a convex shaft disposed in the casing for placing a roll paper, and the paper detecting device.

The paper detecting device of the invention can prompt the cleaning staff to replace or replenish the rolled paper when the remaining paper amount of the paper feeding device is insufficient, instead of using the paper towel, and also reserve sufficient time for preparing the paper towel for the cleaning staff. Effectively avoid the situation that the toilet is out of paper.

Fig. 1 is a perspective view of a roll paper supply device according to an embodiment of the present invention.

Fig. 2 is an exploded view of the roll paper supply device shown in Fig. 1;

3 is a functional block diagram of a paper detecting device in accordance with an embodiment of the present invention.

Fig. 4 is a view showing a state of use in which the amount of remaining paper in the roll paper supply device shown in Fig. 1 is insufficient.

Referring to FIGS. 1-2 together, a roll paper supply device 100 is provided, including a housing 20 and a male shaft 23 disposed in the housing 20 for placing a roll of paper. The outer casing 20 includes a main body 21 and a cover 22 detachably coupled to the main body 21. The male shaft 23 projects from the bottom of the main body 21 and extends in a direction close to the cover 22.

A sensing device 31 is disposed inside the outer casing 20. In the present embodiment, the sensing device 31 includes an infrared emitting tube 311 and an infrared receiving tube 312 respectively disposed on an inner surface of the outer casing 20 and one end of the protruding shaft 23. In the present embodiment, one of the infrared emitting tube 311 and the infrared receiving tube 312 is disposed on the inner surface of the side wall of the main body 21, and the other is disposed on one end of the protruding shaft 23. The infrared emitting tube 311 The infrared rays emitted to the infrared ray receiving tube 312 are substantially perpendicular to the extending direction of the convex axis 23.

In the present embodiment, the length of the roll core 51 (shown in FIG. 4) in the roll paper 50 is smaller than the width of the roll paper 50, and the infrared emission tube 311 or infrared light receiving on one end portion of the convex shaft 23 is received. The tube 312 is facing a portion of the roll paper 50 that is not wound in the paper core, thereby ensuring that infrared rays transmitted between the infrared emission tube 311 and the infrared ray receiving tube 312 are not blocked by the roll paper core 51.

Referring to FIG. 3, a functional module diagram of the paper detecting device 30 of the roll paper feeding device 100 is provided. The paper detecting device 30 includes the infrared emitting tube 311, an infrared emitting circuit 321, and an infrared receiving tube 312. An infrared receiving circuit 322 and a control device 33, wherein the control device 33 is electrically connected to the infrared emitting tube 311 through the infrared emitting circuit 321, and controls the infrared emitting tube 311 to emit infrared rays, and the control device 33 also passes the infrared light. The receiving circuit 322 is electrically connected to the infrared receiving tube 312.

Referring to FIG. 2, when the remaining thickness of the roll paper 50 placed on the protruding shaft 23 is greater than a predetermined value, that is, when the remaining amount of paper is sufficient, the infrared ray 40 emitted by the infrared ray emitting tube 311 is blocked by the roll paper 50. The infrared ray receiving tube 312 is not capable of receiving the infrared ray 40 emitted from the infrared ray emitting tube 311.

Referring to FIG. 4, when the remaining thickness of the roll paper 50 is less than the preset value, that is, the remaining paper amount is insufficient, the infrared ray 40 emitted by the infrared ray emitting tube 311 can pass through the roll paper 50, so that the infrared ray receiving tube 312 The infrared light 40 emitted by the infrared emitting tube 311 can be received. The infrared receiving tube 312 outputs a corresponding trigger signal according to the received infrared intensity. The control device 33 generates a corresponding paperless reminding signal according to the trigger signal. It can be understood that when the amount of remaining paper of the roll paper 50 is less and less, the intensity of the infrared ray received by the infrared ray receiving tube 312 also increases.

In the embodiment, the paper detecting device 30 further includes a memory 34 for pre-storing configuration information of the roll paper supply device 100, and the configuration information includes an identification code and/or location information. The control device 33 acquires the configuration information of the roll paper supply device 100 from the memory 34 when receiving the trigger signal output from the infrared receiving tube 312, and generates a reminder signal including the configuration information.

In this embodiment, the paper detecting device 30 further includes a transmitting device 35, and the transmitting device 35 is connected to a monitoring terminal 60 for transmitting the reminding signal to the monitoring terminal 60, thereby triggering the monitoring terminal 60 to be triggered according to the monitoring terminal 60. The configuration information of the roll paper supply device 100 included in the reminder signal indicates that the remaining paper amount of the roll paper supply device 100 is insufficient, thereby prompting the cleaning staff to replace or replenish the roll paper in time.

In the present embodiment, the preset value is greater than zero, so that when the cleaning staff is reminded to replace or replenish the roll paper in time, the cleaning staff is also reserved for a sufficient time for preparing the paper towel.

In an embodiment, the control device 33 controls a display device (not shown) to display the corresponding paperless reminder signal according to the trigger signal. The display device can be mounted, for example, outside a door (not shown) of a restroom where the roll paper supply device 100 is located, to prompt the user to use the paper out of the toilet.

In another embodiment, when the roll paper is completely used up, the control device 33 can also control the door of the toilet in which the roll paper supply device 100 is located to be automatically locked according to the corresponding trigger signal.

The paper detecting device of the invention can prompt the cleaning staff to replace or replenish the roll paper and remind the user that the paper is out of paper when the remaining paper amount of the paper feeding device is insufficient, instead of the paper towel being used up, and also reserve sufficient for the cleaning staff. The time to prepare the paper towel effectively prevents the paper from being out of the toilet.

It is to be understood that the preferred embodiments of the present invention are set forth in the preferred embodiments of the present invention. It should also be considered to be within the scope of protection of the present invention.

100‧‧‧Roll paper supply device

20‧‧‧ Shell

21‧‧‧ Subject

22‧‧‧ Cover

23‧‧‧Shaft axis

30‧‧‧paper detection device

31‧‧‧Sensing device

311‧‧‧Infrared launch tube

312‧‧‧Infrared receiver tube

321‧‧‧Infrared emitting circuit

322‧‧‧Infrared receiving circuit

33‧‧‧Control device

34‧‧‧ memory

35‧‧‧Send device

40‧‧‧Infrared

50‧‧‧Roll paper

51‧‧‧Roll paper core

60‧‧‧Monitoring terminal

no

100‧‧‧Roll paper supply device

23‧‧‧Shaft axis

31‧‧‧Sensing device

311‧‧‧Infrared launch tube

312‧‧‧Infrared receiver tube

40‧‧‧Infrared

50‧‧‧Roll paper

Claims (7)

A paper detecting device for a roll paper feeding device, comprising: a casing and a convex shaft disposed in the casing for placing a roll paper, wherein a length of the roll core in the roll paper is smaller than a width of the roll paper, The improvement is that the paper detecting device comprises:
a sensing device includes an infrared emitting tube and an infrared receiving tube respectively disposed on an inner surface of the outer casing and an end portion of the protruding shaft, and an infrared emitting tube disposed on one end of the protruding shaft or a portion of the infrared receiving tube that is not in the roll paper; and a control device electrically connected to the infrared receiving tube;
When the remaining thickness of the roll paper placed on the convex shaft is greater than a predetermined value, infrared rays emitted from the infrared emitting tube are blocked by the roll paper, and the infrared receiving tube is not capable of receiving infrared rays emitted by the infrared emitting tube; When the remaining thickness of the roll paper is less than the preset value, the infrared receiving tube can receive the infrared rays emitted by the infrared emitting tube and output a corresponding trigger signal according to the received infrared intensity, and the control device generates a corresponding according to the trigger signal. Paperless reminder signal. The paper detecting device according to claim 1, wherein the infrared ray emitted from the infrared ray transmitting tube to the infrared ray receiving tube is substantially perpendicular to an extending direction of the convex axis. The paper detecting device of claim 1, further comprising: a memory for pre-storing configuration information of the roll paper supply device, the configuration information including an identification code and/or location information The control device acquires configuration information of the roll paper supply device from the memory when receiving the trigger signal output by the infrared receiving tube, and generates a reminder signal including the configuration information. The paper detecting device of claim 3, further comprising: a transmitting device, configured to transmit the alert signal to a monitoring terminal, thereby triggering the monitoring terminal to include the The configuration information of the roll paper supply device indicates that the remaining paper amount of the roll paper supply device is insufficient. The paper detecting device of claim 1, wherein the control device controls a display device to display the corresponding paperless reminder signal according to the trigger signal. The paper detecting device of claim 1, wherein: when the roll paper is completely used up, the control device controls the door of a restroom where the roll paper supply device is located to be automatically locked according to a corresponding trigger signal. A roll paper supply device comprising a casing, a convex shaft disposed in the casing for placing a roll paper, and a paper detecting device according to any one of claims 1 to 6.