CN210961739U - Anti-deviation paper extraction device - Google Patents

Abstract

The utility model discloses a prevent paper extraction device of off normal, including being hollow form barrel, prolong its axial on the outer wall of barrel and be connected with the base, seted up the paper extraction mouth with the one side that the base is relative on the outer wall of barrel, the detachable side cap that is connected with of tip of barrel, be provided with rotatable back shaft on the inside axis of barrel to the both ends of back shaft are connected with the inner wall at barrel both ends respectively, be provided with the off tracking mechanism that prevents that is used for fixed web on the back shaft. The utility model discloses in be provided with on the back shaft that cup joints with the stock form and prevent off tracking mechanism, should prevent off tracking mechanism and utilize coniform pedestal and spring to cooperate, the pedestal minor diameter end of both sides supports the stock form internal diameter, and the pedestal other end passes through the spring effort and fixes its centre gripping with the back shaft, and the removal range of back shaft then in the barrel is very little, and the stock form can not take place the off tracking phenomenon during consequently paper extraction.

Description

Anti-deviation paper extraction device

Technical Field

The utility model relates to a daily articles for daily use field especially relates to prevent paper extraction device of off normal.

Background

The roll paper is a paper towel which is frequently used in daily life, the price is low, the production is convenient, the paper quantity is large, the usage amount in places such as restaurants, offices and homes is particularly large, the existing roll paper is sleeved on a supporting shaft when in use, a person directly pulls the roll paper when in extraction, the roll paper rotates on the supporting shaft and is pulled out, however, because the length of the supporting shaft is larger than that of the roll paper, if the roll paper and a paper extraction opening are not aligned, the person extracts the paper, an axial force is generated on the roll paper when in extraction to enable the roll paper to move along the axial direction of the supporting shaft, the deviation of the extraction is caused, and the roll paper is directly pulled off due to uneven stress when in deviation occurs, so that the use of the roll paper is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a deviation-preventing paper extraction device is provided with on the back shaft that cup joints with the stock form and prevents off tracking mechanism, should prevent off tracking mechanism and utilize coniform pedestal and spring to cooperate, the pedestal minor diameter end of both sides supports the stock form section of thick bamboo internal diameter, the pedestal other end passes through the spring effort with its centre gripping fixed with the back shaft, and the back shaft then the home range in the barrel is very little, consequently the off tracking can not take place for the stock form during the paper extraction, the effectual technical problem who solves among the background art.

The utility model provides a prevent paper extraction device of off normal, including being hollow form barrel, prolong its axial on the outer wall of barrel and be connected with the base, seted up the paper extraction mouth with the one side that the base is relative on the outer wall of barrel, the detachable side cap that is connected with of tip of barrel, be provided with rotatable back shaft on the inside axis of barrel to the both ends of back shaft are connected with the inner wall at barrel both ends respectively, be provided with the off tracking mechanism that prevents that is used for fixed web on the back shaft.

Preferably, the back shaft comprises first even axle and second even axle, the one end of second even axle is connected with the inserted block, be provided with the spacing hole corresponding with the inserted block on the first even axle, the second even axle is through inserting the piece, spacing hole cooperatees and pegging graft with first axle through inserted block, spacing.

Preferably, prevent off tracking mechanism includes two springs and two pedestals, two pedestals are established respectively that the cover is established at the first even axle of back shaft and second and are connected epaxial and with first even axle and second even axle respectively sliding fit, the second is connected with spacing platform of the other end fixedly connected with of axle, first even epaxial one end of keeping away from spacing hole also fixedly connected with spacing platform, the bottom diameter of pedestal is not more than the diameter of spacing platform, the spring housing is established at the back shaft to spring one end and spacing platform fixed connection, the other end and pedestal fixed connection.

Preferably, the central position of the inner wall of one end of the barrel, which is far away from the side cover, is provided with a circular ring bulge matched with the limiting table, the central position of the side cover is provided with an installation pipe, the inner diameter of the installation pipe is the same as the outer diameter of the limiting table, one end of the installation pipe is communicated with the inside of the barrel, the other end of the installation pipe outwards extends out of the barrel, the installation pipe extending out of the barrel is in threaded connection with a threaded cover, and the support shaft penetrates through the installation pipe on the side cover and is inserted into the circular ring bulge.

Preferably, the limiting table on the supporting shaft is in clearance fit with the circular ring bulge and the mounting pipe.

The utility model discloses in, be provided with on the back shaft that cup joints with the stock form and prevent off tracking mechanism, should prevent off tracking mechanism and utilize coniform pedestal and spring to cooperate, the pedestal minor diameter end of both sides supports the stock form internal diameter, the pedestal other end is fixed with its centre gripping and back shaft through spring action power, and the removal range of back shaft then in the barrel is very little, consequently, the off tracking can not take place for the stock form during the paper extraction, the paper extraction direction is parallel with the paper extraction mouth all the time, and spacing platform and ring arch on the back shaft, the installation pipe all adopts clearance fit, make the rotation that the back shaft can be smooth and easy, reduce the probability that the stock form was pulled apart during the paper extraction.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the anti-deviation paper extraction device of the present invention;

fig. 2 is a cross-sectional view of the anti-deviation paper extraction device provided by the present invention;

fig. 3 is a cross-sectional view of the anti-deviation paper extraction device provided by the utility model with the supporting shaft removed;

FIG. 4 is a structural view of a support shaft of the anti-deviation paper extraction device of the present invention;

fig. 5 is a split view of the deviation preventing paper extraction device of the present invention;

FIG. 6 is a simplified view of the anti-deflection support shaft of the paper extraction device of the present invention;

fig. 7 is a schematic structural view of the anti-deviation screw cap of the paper extraction device of the present invention.

In the figure: 1. a barrel; 2. a paper extraction opening; 3. a base; 4. a threaded cap; 5. a side cover; 6. a support shaft; 61. a first coupling shaft; 62. a second coupling shaft; 63. inserting a block; 64. a limiting hole; 7. the circular ring is convex; 8. installing a pipe; 9. a limiting table; 10. a spring; 11. a pedestal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-7, the anti-deviation paper extraction device comprises a hollow cylinder 1, wherein the outer wall of the cylinder 1 is axially connected with a base 3, one side of the outer wall of the cylinder 1, which is opposite to the base 3, is provided with a paper extraction port 2, the end part of the cylinder 1 is detachably connected with a side cover 5, a rotatable support shaft 6 is arranged on an internal central axis of the cylinder 1, the two ends of the support shaft 6 are respectively connected with the inner walls of the two end parts of the cylinder 1, and an anti-deviation mechanism for fixing roll paper is arranged on the support shaft 6;

furthermore, the supporting shaft 6 is composed of a first connecting shaft 61 and a second connecting shaft 62, one end of the second connecting shaft 62 is connected with an inserting block 63, a limiting hole 64 corresponding to the inserting block 63 is formed in the first connecting shaft 61, the second connecting shaft 62 is matched with the first connecting shaft 61 through the inserting block 63 and the limiting hole 64 for inserting, the supporting shaft 6 is arranged into two split sections, when roll paper is installed, the second connecting shaft 62 is pulled out of the first connecting shaft 61, the roll paper is sleeved on the first connecting shaft 61, and the second connecting shaft 62 is inserted into the first connecting shaft 61, so that the roll paper is installed;

as a further improvement of the utility model, the deviation-preventing mechanism comprises two springs 10 and two pedestals 11, the two pedestals 11 are respectively sleeved on a first connecting shaft 61 and a second connecting shaft 62 of a supporting shaft 6 and are respectively connected with the first connecting shaft 61 and the second connecting shaft 62 in a sliding fit manner, the other end of the second connecting shaft 62 is fixedly connected with a limit platform 9, one end of the first connecting shaft 61 far away from a limit hole 64 is also fixedly connected with the limit platform 9, the distance between the two limit platforms 9 is less than the length of a paper roll, the bottom diameter of the pedestal 11 is not more than the diameter of the limit platform 9, the spring 10 is sleeved on the supporting shaft 6, one end of the spring 10 is fixed with the limit platform 9, the other end is fixedly connected with the pedestal 11, in the embodiment, the paper roll can be fixed by the limit platform 9, the small-diameter end of the limit platform 9 is abutted against the paper roll, the large-diameter end of the limit platform 9 is more than the, after the roll paper is mounted on the supporting shaft 6, the roll paper is placed in the barrel 1, the limiting tables 9 are extruded by the threaded cover 4, the springs 10 on the two sides of the supporting shaft 6 are deformed, the two limiting tables 9 firmly clamp the roll paper under the action of the springs 10, in order to enable the supporting shaft 6 to rotate in the barrel 1, the extrusion force of the threaded cover 4 is not too large, the roll paper only needs to be fixed, and the situation that the supporting shaft 6 is clamped by the threaded cover 4 and cannot rotate due to too large elastic force is avoided;

in order to cooperate the back shaft 6 rotatory, the utility model discloses one end inner wall central point that keeps away from side cap 5 at barrel 1 puts the ring arch 7 that is equipped with spacing 9 looks adaptations, the central point department of putting of side cap 5 is equipped with the installation pipe 8, the internal diameter of installation pipe 8 is the same with spacing 9's external diameter, 8 one end of installation pipe is linked together with barrel 1's inside, the other end outwards extends outside barrel 1, and it has threaded cap 4 to extend 1 outside installation pipe 8 threaded connection of barrel, back shaft 6 passes installation pipe 8 on the side cap 5 and inserts to the ring arch 7 inside, back shaft 6 is no longer than the height of the ring arch 7 along barrel 1's axial direction of movement in barrel 1, can ensure like this that back shaft 6 can not drop from the ring arch 7.

In order to enable the supporting shaft 6 to rotate smoothly, the limiting table 9 on the supporting shaft 6, the circular ring bulge 7 and the mounting pipe 8 are in clearance fit, friction force between the supporting shaft 6 and the circular ring bulge 7 and between the supporting shaft and the mounting pipe 8 is reduced by adopting clearance fit, and the probability that roll paper is pulled apart is reduced during paper extraction.

This paper extraction device is when using, turn round screw cap 4 down earlier, dismantle side cap 5, even axle 62 with the second is extracted from first even axle 61, the stock form cover is on first axle 61, even axle 62 inserts to first axle 61 with the second again, the back shaft 6 that will install the stock form passes in the installation pipe 8 of side cap 5 inserts the ring arch 7 in the barrel 1, because the distance between two spacing platforms 9 is less than the length of a roll paper section of thick bamboo, the inserted block 63 has not yet inserted completely to spacing hole 64 in, it tightens to rotate screw cap 4, the inserted block 63 slides to spacing hole 64 when screwing up screw cap 4, spring 10 produces deformation and acts on pedestal 11, make pedestal 11 grasp the stock form, the head of stock form exposes extraction mouth 2, direct extraction during the personnel use can.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (5)

1. Deviation-preventing paper extraction device is characterized in that: including being hollow form barrel, it is connected with the base to extend its axial on the outer wall of barrel, has seted up the paper extraction mouth with the relative one side of base on the outer wall of barrel, the detachable side cap that is connected with of tip of barrel, be provided with rotatable back shaft on the inside axis of barrel to the both ends of back shaft are connected with the inner wall at barrel both ends respectively, be provided with the off tracking mechanism that prevents that is used for fixed roll paper on the back shaft.

2. The anti-misalignment paper extraction device of claim 1, wherein: the back shaft is connected with the one end of axle by first even axle and second and is connected with the inserted block, be provided with the spacing hole corresponding with the inserted block on the first even axle, the second is even the axle and is pegged graft through inserted block, spacing hole cooperation and first connecting shaft.

3. The anti-misalignment paper extraction device of claim 2, wherein: prevent off tracking mechanism includes two springs and two pedestals, two pedestals are established respectively that the cover is established at the first even axle of back shaft and second even epaxial and with first even axle and second even axle respectively sliding fit connection, the second is the spacing platform of the other end fixedly connected with of axle even, the first one end of keeping away from spacing hole even fixedly connected with spacing platform even, the bottom diameter of pedestal is not more than the diameter of spacing platform, the spring housing is established at the back shaft to spring one end and spacing platform fixed connection, the other end and pedestal fixed connection.

4. The anti-misalignment paper extraction device of claim 3, wherein: the inner wall center position of one end of the barrel, which is far away from the side cover, is provided with a circular ring bulge matched with the limiting table, the center position of the side cover is provided with an installation pipe, the inner diameter of the installation pipe is the same as the outer diameter of the limiting table, one end of the installation pipe is communicated with the inside of the barrel, the other end of the installation pipe outwards extends out of the barrel, the installation pipe, which extends out of the barrel, is in threaded connection with a threaded cover, and the support shaft penetrates through the installation pipe on the side cover and is inserted into the circular ring.

5. The anti-misalignment paper extraction device of claim 4, wherein: the limiting table on the supporting shaft is in clearance fit with the circular ring bulge and the mounting pipe.

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