JP2010220705A - Roll paper holder - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a roll paper holder which can adjust pressure force of a paper cut plate onto roll paper, corresponding to the various quality of roll paper, and prevents dropout or loss of a spindle used for adjusting the pressure force. <P>SOLUTION: The roll paper holder has a holding part for holding the roll paper which can rotate freely, the paper cut plate which has an contacting part which contacts the upper face of the roll paper on one end and a pivotally supporting part which is pivotally supported to be swing freely on the other end, wherein the paper cut plate is equipped with a spindle housing which contains the spindle, and the spindle cannot be attached to/detached from the spindle housing, is contained so that it can freely slide and the distance from the pivotally supporting part can be changed, and has a spindle holding part which holds the spindle at a plurality of specific positions of the spindle housing. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a roll paper holder that holds roll paper and cuts it with a paper cutting plate, and relates to a roll paper holder that can adjust the pressure of the paper cutting plate against the roll paper.

  As a conventional roll paper holder, there is known a roll paper holder provided with a spring for urging a paper cutting plate so that a user can cut and use the roll paper with one hand (see, for example, Patent Document 1). In this roll paper holder, the user can cut and use the paper without pressing the paper cutting board by pressurizing the roll paper with the paper cutting board by the contraction pulling force of the spring.

  A roll paper holder is also known in which a weight is detachably attached to a paper cutting plate and the weight attachment position can be changed (see, for example, Patent Document 2). In this roll paper holder, the pressing force of the paper cutting plate on the roll paper can be adjusted by changing the attachment position of the weight. Thereby, it is possible to cope with the paper quality of various roll papers.

JP 2001-269286 A (page 6, FIG. 1) JP 2004-121691 A (first page, FIG. 1)

  However, the roll paper holder described in Patent Document 1 cannot adjust the pressing force of the paper cutting plate against the roll paper, so that the pressing force is too large and the roll paper is torn before it is pulled out by the amount used, or conversely, the roll paper is too weak. There was a problem that the paper could not be cut. In this regard, in the roll paper holder described in Patent Document 2, the pressure can be adjusted by changing the attachment position of the weight. However, since the weight is detachable, there is a concern that the weight may be dropped or lost. was there.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to make it possible to adjust the pressurizing force of the paper cutting plate to the roll paper, thereby making it possible to cope with the paper quality of various roll papers. An object of the present invention is to provide a roll paper holder that does not cause dropping or loss of a weight used for pressure adjustment.

  In order to solve the above-described problems, a roll paper holder according to the present invention has a holding portion that rotatably holds the roll paper, and a contact portion that contacts one end side of the top surface of the roll paper, and the other end side is shaken. A roll paper holder having a paper cutting plate as a pivoting portion that is pivotally supported. The roll paper holder includes a weight storage portion for storing a weight in the paper cutting plate, and the weight cannot be attached to or detached from the weight storage portion. And a weight holding portion that is slidably stored so that the distance from the pivotal support portion can be changed, and that holds the weight at a plurality of specific positions of the weight storage portion.

  According to the present invention, the weight stored in the weight storage part is slid without being attached or detached, thereby changing the distance from the pivotal support part of the paper cutting board to the weight, and the position where the weight is held by the weight holding part. A plurality of specific positions can be selected. Thereby, the rotational moment around the pivot portion generated by the mass of the weight can be changed, and the pressing force of the paper cutting plate on the roll paper can be adjusted. That is, it is possible to adjust the pressing force to an optimum value according to the quality and size of the roll paper without causing the weight to fall off or be lost. In addition, by holding the weight at a specific position with the weight holding part, the position of the weight is not shifted due to vibration when pulling out the roll paper or standing of the paper cutting plate, etc. can do.

  In the roll paper holder according to claim 2, an operation unit that slides the weight is provided in the weight storage unit, and the weight is held by the weight holding unit by pressing the weight via the operation unit. It is characterized in that the holding is eased.

  According to this aspect, the weight is held only when operated by the user by being configured so that the weight is held by the weight holding portion by pressing the weight via the operation portion. The pressure can be adjusted by changing.

  In the roll paper holder according to claim 3, the roll paper holder includes a cover member that covers the weight from the roll paper side and forms the weight storage portion, and the operation portion extends in a direction from the pivot portion to the contact portion. It is a long hole established in the cover member.

  According to this aspect, the weight cannot be attached to and detached from the weight storage portion by covering with the cover member, and the user can insert the finger from the long hole and change the position where the weight is held, By changing the rotational moment around the pivot that is generated by the mass, the applied pressure can be easily adjusted.

  The roll paper holder according to claim 4, wherein the weight holding portion is provided between the weight and the cover member and is configured to restrict movement of the weight by engagement, and the pivot portion of the paper cutting plate A plurality of members are provided apart from each other in the direction from the contact portion to the contact portion, and the engagement is relaxed by bending the cover member.

  According to this aspect, the weight holding portion is provided between the weight and the cover member and restricts the movement of the weight by the engagement, and is separated in the direction from the pivotal portion of the paper cutting plate to the contact portion. Thus, by providing a plurality, it is possible to appropriately select the position where the weight engages and adjust the pressure of the paper cutting plate on the roll paper. Further, since the engagement is relaxed by bending the cover member, it is possible to easily change the position where the weight engages, and the engagement of the weight and the change of the engagement position can be changed with a simple configuration. It can be carried out.

  The roll paper holder according to claim 5 is configured such that an interval between the weight holding portions adjacent to each other decreases as the pivot portion of the paper cutting plate is approached.

  Roll paper includes one manufactured by winding a single sheet of paper around a core (so-called single roll) and one manufactured by winding a plurality of stacked sheets of paper around a core (so-called double roll, etc.) The former is significantly easier to cut than the latter. In addition, some papers are made from virgin pulp, others are made from recycled paper made from recovered used paper, etc., and recycled paper contains recycled paper, There may be large variations in the ease of cutting. Therefore, in order to maintain appropriate easiness of cutting the roll paper produced by winding various types of recycled paper around the core with a paper cutting board, the pressure is finely adjusted within a small range. Preferably it can be done.

  According to this aspect, since the interval between the adjacent weight holding portions becomes smaller as the pivot portion of the paper cutting plate is closer, the distance from the pivot axis of the paper cutting plate to the weight is finely adjusted within a small range. It becomes possible. In other words, it is possible to make fine adjustments in a range in which the pressure of the paper cutting plate against the roll paper is small, corresponding to the above-described variation in the quality of the general roll paper, and thus the usability can be improved. it can.

It is a perspective view of the roll paper holder which concerns on 1st embodiment of this invention. It is a see-through | perspective cross-sectional perspective view of the paper cutting board 1 in the AA of FIG. It is a cross-sectional perspective view of the paper cutting board 1 and the weight 4 in the BB line of FIG. It is sectional drawing of the paper cutting board 1 'of the roll paper holder which concerns on 2nd embodiment of this invention.

Hereinafter, a first embodiment of the present invention will be described with reference to the accompanying drawings.
FIG. 1 is a perspective view of a roll paper holder according to the first embodiment of the present invention.

  The roll paper holder RH is used by being attached to the wall or under the shelf in the toilet room. The main body 2, the plate-shaped paper cutting board 1 that holds the roll paper RP from above, and the roll paper RP as its core Ra. It consists of the holding part 3 hold | maintained.

  The main body 2 is formed in a substantially U shape, and its back surface is fixed to a wall surface in the toilet room. Two arm portions 2a facing each other are provided on the main body 2 so as to protrude forward, and a claw-shaped holding portion 3 is provided for each. The roll paper RP is disposed between the arm portions 2a, and the holding portion 3 is inserted into the core Ra so as to be rotatably held.

  The plate-shaped paper cutting board 1 has a pivot 1a formed at one end thereof, and the pivot 1a is pivotally supported by the arm 2a of the main body 2 so as to swing around the pivot 1a as shown by an arrow S1. It is supposed to be free. Further, the other end of the paper cutting plate 1 is a contact portion 1b that comes into contact with the upper surface of the roll paper RP. By pressing the roll paper RP by the contact portion 1b, the roll paper when the roll paper RP is pulled out. While suppressing the vertical vibration of RP, moderate friction is given to roll paper RP so that it can be pulled out smoothly or easily cut.

Next, the configuration of the paper cutting plate 1 will be described in detail with reference to FIGS.
2 is a perspective cross-sectional perspective view of the paper cutting plate 1 and the weight 4 along the line AA in FIG. 1, and FIG. 3 is a cross-sectional perspective view of the paper cutting plate 1 along the line BB in FIG.

  As shown in FIG. 2 (a), between the upper cover 1c and the lower cover 1d made of resin, which respectively constitute the upper and lower surfaces of the paper cutting board 1, the pivot 1a side extends to the contact portion 1b side. A slit 1e is formed. The slit 1e is a weight housing part in which the weight 4 shown in FIG. 2B is housed, and the weight 4 cannot be attached to or detached from the slit 1e. The weight 4, which is a metal flat plate, has a thickness slightly smaller than the width of the slit 1 e, and has one operation hole 4 a at the center and two engagement holes 4 b at the left and right. .

  As shown in FIG. 3, the lower surface cover 1d of the paper sheet cutting board 1 is provided with an engaging protrusion 1f that protrudes into the slit 1e. A plurality of engaging protrusions 1f are provided at equal intervals from the pivot 1a side to the contact portion 1b side. The weight 4 housed in the slit 1e is configured to be held at a specific position in the slit 1e by engaging the engagement protrusion 1f of the lower surface cover 1d with the engagement hole 4b.

  Further, as shown in FIG. 2, the lower surface cover 1d of the paper cutting plate 1 is provided with a long hole 1g whose diameter is increased from the pivot 1a side to the contact portion 1b side, and a weight 4 is formed from the long hole 1g. The center of is exposed. The user disengages the engagement hole 4b from the engagement protrusion 1f of the lower surface cover 1d by inserting a finger through the long hole 1g and pushing the weight 4 toward the upper surface cover 1c as indicated by the arrow F. Thus, the holding of the weight 4 can be relaxed. Further, by applying a force by placing a finger on the operation hole 4a, the weight 4 is slid in the direction of the arrow S2 in the slit 1e and moved to a position where it is engaged with and held by the other engagement protrusion 1f. Can do. In the process of sliding the weight 4 to the target position, the engagement hole 4b of the weight 4 may engage with an unintended engagement protrusion 1f. In this case, the lower surface cover 1d bends to relax this engagement. Thus, the movement by the slide can be continued.

  Thus, the distance L from the pivot 1a to the weight 4 can be changed by appropriately selecting the engagement protrusion 1f to be engaged with the engagement hole 4b of the weight 4 slid within the slit 1e. By changing the distance L, the rotational moment around the pivot 1a generated by the mass of the weight 4 changes, so that the pressing force of the paper cutting plate 1 against the roll paper RP can be adjusted. That is, the user can adjust the applied pressure to an optimum value according to the quality of the roll paper RP without attaching or detaching the weight 4 to or from the paper cutting plate 1.

  In this embodiment, the weight 4 is held at a specific position in the slit 1e by the engagement between the engagement hole 4b of the weight 4 and the engagement protrusion 1f of the lower surface cover 1d. The concavity and convexity relationship may be reversed. That is, a protrusion may be provided on the weight 4 side and a hole may be provided on the lower surface cover 1d side, and the weight 4 may be held by engaging them.

Next, a second embodiment of the present invention will be described with reference to FIG. The same elements as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted as appropriate.
FIG. 4 is a cross-sectional view of the paper cutting plate 1 ′ of the roll paper holder according to the second embodiment of the present invention, and is a cross-sectional view of the paper cutting plate 1 ′ at a position corresponding to the line BB in FIG. ing.

  In the paper cutting plate 1 ′ of the present embodiment, a plurality of engaging protrusions 1 f ′ are provided at unequal intervals on the lower surface cover 1 d. More specifically, the distance L1, L2,... L5 between the adjacent engaging projections 1f ′ is gradually reduced as the paper cutting plate 1 is closer to the pivot 1a.

  The roll paper RP is manufactured by winding one sheet of paper around the core Ra (so-called single roll), and manufactured by winding a plurality of stacked sheets of paper around the core Ra (so-called double roll). The former is significantly easier to cut than the latter. In addition, some of the paper used is made from virgin pulp, and some is recycled paper that uses recovered recovered paper as a raw material. Variations may occur. Accordingly, in order to maintain appropriate easiness of cutting by pressing the roll paper RP produced by winding various types of recycled paper around the core Ra with the paper cutting plate 1 ′, the pressure is small. It is preferable that fine adjustment is possible within the range.

  In the paper cutting board 1 ′ of the present embodiment, the distance L1, L2,... L5 between the adjacent engagement protrusions 1f ′ is smaller as the pivot 1a of the paper cutting board 1 is closer. The distance L from one pivot 1a to the weight 4 'can be finely adjusted within a small range. That is, since it is possible to finely adjust the pressing force of the paper cutting plate 1 ′ on the roll paper RP within a small range in response to the above-described variation in paper quality of the general roll paper RP, the usability is improved. Can be planned.

  The embodiments of the present invention have been described above with reference to specific examples. However, the present invention is not limited to these specific examples. That is, as for each element included in the roll paper holder of the present invention, those skilled in the art can implement the present invention in the same manner by appropriately changing the design, and the same effects can be obtained as long as the gist of the present invention is included Are included within the scope of the present invention.

RP roll paper RH roll paper holder Ra roll paper core 1, 1 ′ paper cutting plate 1a pivot 1d abutting portion 1e slit 1f, 1f ′ engaging projection 1g long hole 2 main body 3 holding portion 4 weight 4b engaging hole

Claims (5)

A paper holding plate that rotatably holds the roll paper, and a paper cutting plate that has one end side as a contact portion that comes into contact with the upper surface of the roll paper and the other end side as a pivotally supported pivotally. In a roll paper holder having
A weight storage portion for storing a weight in the paper cutting plate,
The weight is slidably housed so that it cannot be attached to and detached from the weight housing part, and the distance from the pivot part can be changed.
A roll paper holder comprising a weight holding portion for holding the weight at a plurality of specific positions of the weight storage portion.   An operation portion for sliding the weight is provided in the weight storage portion, and the weight is held by the weight holding portion by pressing the weight via the operation portion. The roll paper holder according to claim 1.   A cover member that covers the weight from the roll paper side and forms the weight housing portion; and the operation portion is a long hole formed in the cover member in a direction from the pivotal support portion to the contact portion. The roll paper holder according to claim 2, wherein the roll paper holder is provided.   The weight holding portion is provided between the weight and the cover member, and is configured to restrict movement of the weight by engagement, and extends in a direction from the pivot portion of the paper cutting plate to the contact portion. The roll paper holder according to claim 3, wherein a plurality of the roll paper holders are provided apart from each other, and the engagement is relaxed by bending the cover member.   5. The roll paper holder according to claim 4, wherein the roll paper holder is configured such that an interval between the weight holding portions adjacent to each other decreases as the pivot portion of the paper cutting plate approaches.

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