CN211417858U - Paper roll and paper core extracting device - Google Patents

Abstract

The utility model relates to a paper core extracting device of roll paper, which comprises a base, a seat cover, a connecting rod, a driving rod, a locking mechanism and a limiting part, wherein a fixed groove is arranged at the bottom side inside the base; the base cover is connected with the base through an elastic piece, and the base cover jointly form an accommodating cavity for placing the roll paper; the outer side of the rod body is provided with a first thread, and the connecting rod is in threaded connection with the top of the seat cover through the first thread and penetrates through the seat cover to the accommodating cavity; the driving rod is movably arranged in the connecting rod; the locking mechanism is arranged in the accommodating cavity and is movably connected with the bottom end of the connecting rod so as to drive the locking mechanism to move along the central axis direction of the accommodating cavity through the connecting rod; the other part of the locking mechanism is in driving connection with the bottom end of the driving rod so as to drive the locking mechanism to radially expand and furl in the accommodating cavity through the driving rod; the locating parts are symmetrically arranged on the seat covers on two sides of the object taking opening, and the locating parts are connected with the seat covers in a sliding mode. The roll paper core extracting device is time-saving and labor-saving, and can prevent the inner-layer paper towel from being damaged while extracting the paper core.

Description

Paper roll and paper core extracting device

Technical Field

The utility model relates to a paper handkerchief technical field specifically is a stock form refill draw-out device.

Background

The stock form is as the necessity among the daily life, and the quantity in the aspect of public place and family is very huge, and people often can choose to extract the refill in the stock form and then use the paper handkerchief of inlayer in order to avoid using outermost contaminated paper handkerchief when using the stock form, because refill and stock form laminating are inseparable, extract very difficultly, adopt usually to press, crowd, dig the method, and this kind of extraction mode not only wastes time and energy, still destroys the inlayer paper handkerchief easily.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problems, the utility model provides a stock form refill extraction device, labour saving and time saving not only can avoid the inlayer paper handkerchief to suffer damage when extracting the refill moreover.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a paper core extracting device for roll paper comprises a base, a base cover, a connecting rod, a driving rod, a locking mechanism and a limiting piece, wherein a fixing groove is formed in the bottom side inside the base; the base cover is connected with the base through an elastic piece, the base and the base cover jointly form an accommodating cavity for accommodating the roll paper, and the side edges of the base and the base cover are provided with fetching openings communicated with the accommodating cavity; the outer side of the rod body is provided with a first thread, and the connecting rod is in threaded connection with the top of the seat cover through the first thread and penetrates through the seat cover to the accommodating cavity; the driving rod is movably arranged in the connecting rod and can move along the length direction of the connecting rod; the locking mechanism is arranged in the accommodating cavity, and the locking mechanism part is movably connected with the bottom end of the connecting rod so as to drive the locking mechanism to move along the central axis direction of the accommodating cavity through the connecting rod; the other part of the locking mechanism is in driving connection with the bottom end of the driving rod so as to drive the locking mechanism to radially expand and furl in the accommodating cavity through the driving rod; the locating part is equipped with two, and the locating part symmetry sets up on the seatcap of getting thing mouth both sides, locating part and seatcap sliding connection.

Preferably, the driving rod body is provided with a second thread, the driving rod is arranged in the cavity inside the connecting rod and is in threaded connection with the inner wall of the connecting rod, the turning direction of the first thread is opposite to that of the second thread, and the pitch of the first thread is larger than that of the second thread.

Preferably, the locking mechanism comprises a locking block, a first hinged rod, a second hinged rod and a connecting disc, the connecting disc is rotatably connected with the driving rod, the connecting disc can be driven to be far away from or close to the lower end of the connecting rod through the driving rod, the outer side of the locking block is arranged in an arc surface, one end of the first hinged rod is hinged with the bottom end of the connecting rod, and the other end of the first hinged rod is hinged with the bottom end of the locking block; one end of the second hinge rod is hinged to the connecting disc, the other end of the second hinge rod is connected with the inner side of the locking block in a sliding mode, and the first hinge rod and the second hinge rod are hinged in a cross mode through pins.

Preferably, the lower end of the driving rod is provided with a limiting round table, a round cavity in the connecting disc is arranged, the limiting round table is rotatably arranged in the round cavity of the connecting disc, the limiting round table can be abutted against the upper inner wall and the lower inner wall of the round cavity of the connecting disc, and the driving rod drives the connecting disc to be far away from or close to the lower end of the connecting rod through the limiting round table.

Preferably, the automatic picking device further comprises a reset mechanism, the reset mechanism comprises a screw and a reset spring, symmetrical step through holes are formed in the two sides of the seat cover at the picking opening, each step through hole comprises an upper hole and a lower hole, and the diameter of each upper hole is larger than that of each lower hole; the return spring is arranged in the upper hole, and the bottom end of the return spring is abutted against the bottom of the upper hole; the screw penetrates through the reset spring and the lower hole and then is in threaded connection with the base, the pan head of the screw is abutted against the top end of the reset spring, and the lower side of the pan head of the screw is tightly pressed against the reset spring.

Preferably, the device also comprises a fine adjustment knob and a coarse adjustment handle, wherein the fine adjustment knob is fixedly connected with the upper end of the driving rod, and the coarse adjustment handle is arranged on two sides of the upper end of the connecting rod.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: this stock form refill draw-out device includes: the base, the seat cover, the connecting rod, the driving rod and the locking mechanism are arranged, and a fixing groove is formed in the bottom side of the interior of the base; the base cover is elastically connected with the base, an accommodating cavity is formed in the base and the base cover together, and the side edges of the base and the base cover are provided with object taking openings communicated with the accommodating cavity; the connecting rod is arranged in a cavity inside, a first thread is arranged outside the connecting rod, and the first thread is in threaded connection with the middle of the seat cover; the driving rod is arranged in the cavity in the connecting rod and is in threaded connection with the inner wall of the connecting rod, the rotating direction of the first thread is opposite to that of the second thread, and the pitch of the first thread is larger than that of the second thread; the locking mechanism is arranged in the accommodating cavity and is in driving connection with the lower end of the connecting rod and the driving rod respectively; the connecting rod can drive the locking mechanism to axially move in the accommodating cavity, and the driving rod can drive the locking mechanism to radially expand or contract in the accommodating cavity. Generally speaking, the roll paper core extracting device not only saves time and labor, but also can avoid the damage to the inner layer paper towel when extracting the paper core.

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 shows a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 shows a schematic view of a locking mechanism of an embodiment of the present invention;

fig. 3 shows an exploded view of a locking mechanism of an embodiment of the present invention;

fig. 4 shows a schematic diagram of the change of the usage state of the present invention;

FIG. 5 shows a cross-sectional view A-A of FIG. 1;

FIG. 6 shows a cross-sectional view B-B of FIG. 2;

fig. 7 shows an enlarged view of the portion C in fig. 3.

In the figure: k stock form, Q refill, 1 base, 10 fixed slots, 2 lids, 20 hold the chamber, 21 ladder through-holes, 211 upper hole, 212 lower hole, 22 get the thing mouth, 3 connecting rods, 31 first screw thread, 4 actuating levers, 40 spacing round platforms, 42 second screw thread, 5 locking mechanism, 50 connection pads, 51 first articulated rod, 52 second articulated rod, 53 latch segment, 6 canceling release mechanical system, 60 reset spring, 61 do not deviate from the screw, 7 fine adjustment knob, 8 rough adjustment handle, 9 locating part.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 7, an embodiment of the present invention provides a roll paper core extracting device for extracting a paper core Q in a roll paper K, the roll paper core extracting device includes a base 1, a seat cover 2, a connecting rod 3, a driving rod 4, and a locking mechanism 5; the base 1 is integrally arranged in a shape of't', the seat cover 2 is integrally arranged in a shape of 'Jiong', the seat cover 2 is connected with the base 1 through an elastic part, an accommodating cavity 20 for accommodating roll paper is formed in the base 1 and the seat cover 2 together, in the embodiment, the accommodating cavity 20 is arranged in a circular cavity, a fixing groove 10 is formed in the bottom side in the base 1 and is mainly used for fixing and limiting the roll paper K in the accommodating cavity 20, and the side edges of the base 1 and the seat cover 2 are respectively provided with an object taking opening 22 communicated with the accommodating cavity 20, so that paper towels can be conveniently placed into or taken out of the accommodating cavity 20;

the connecting rod 3 is arranged in a cavity inside, a first thread 31 is arranged outside, and the connecting rod 3 is in threaded connection with the top of the seat cover 2 through the first thread 31 and penetrates through the seat cover 2 to the accommodating cavity 20; the driving rod 4 is movably arranged inside the connecting rod 3 and can move along the length direction of the connecting rod 3; the locking mechanism 5 is arranged in the accommodating cavity 20, and part of the locking mechanism 5 is movably connected with the bottom end of the connecting rod 3 so as to drive the locking mechanism 5 to move along the central axis 20 direction of the accommodating cavity through the connecting rod 3; the other part of the locking mechanism 5 is in driving connection with the bottom end of the driving rod 4, so that the locking mechanism 5 is driven by the driving rod 4 to be unfolded and folded in the accommodating cavity 20 in the radial direction.

The two limiting parts 9 are arranged, the two limiting parts 9 are symmetrically arranged on the seat covers 2 on two sides of the article taking opening 22, and the limiting parts 9 are connected with the seat covers 2 in a sliding mode, so that when the seat covers 2 reset under the action of the resetting mechanism 6, the paper towel parts of the roll paper K can be clamped, and the whole roll paper K can be firmly fixed in the accommodating cavity 20 when the paper core Q of the roll paper K is extracted.

According to the scheme, when the roll paper K is required to be used, the seat cover 2 is pulled in the direction away from the base 1, the roll paper K is placed into the fixing groove 10 through the fetching opening 22, the seat cover 2 is loosened, the seat cover 2 automatically resets, and the paper towel part of the roll paper K is clamped through the resetting piece 9; then make locking mechanism 5 toward keeping away from base 1 direction removal with anticlockwise rotation connecting rod 3, anticlockwise rotation actuating lever 4 orders about locking mechanism 5 radially to draw in to the minimum after that, then clockwise rotation connecting rod 3 follows closely, insert locking mechanism 5 in refill Q, then clockwise rotation actuating lever 4 orders about locking mechanism 5 and expandes and lock refill Q inner wall, anticlockwise rotation connecting rod 3 behind locking mechanism 5 locking refill Q, with locking mechanism 5 toward keeping away from base 1 direction removal, locking mechanism 5 extracts refill Q from stock form K middle part simultaneously. Generally speaking, the roll paper core extracting device not only saves time and labor, but also can avoid the damage to the inner layer paper towel when extracting the paper core.

Further, the driving rod 4 is provided with a second thread 42, the driving rod 4 is provided in the inner cavity of the connecting rod 3 and is in threaded connection with the inner wall of the connecting rod 3, the direction of the first thread 31 is opposite to the direction of the second thread 42, the pitch of the first thread 31 is greater than that of the second thread 42, specifically, the first thread 31 is preferably a right-handed thread in the embodiment, the second thread 42 is preferably a left-handed thread in the embodiment, and the pitch of the first thread 31 is greater than that of the second thread 42, so that the axial stroke of the connecting rod 3 is greater than the radial stroke of the locking mechanism 5.

Further, the locking mechanism 5 comprises a locking block 53, a first hinge rod 51, a second hinge rod 52 and a connecting disc 50, the connecting disc 50 is in driving connection with the driving rod 4, the driving rod 4 can drive the connecting disc 50 to be far away from or close to the lower end of the connecting rod 3, the arc surface outside the locking block 53 is arranged, and specifically, the arc surface outside the locking block 53 is arranged in a carved mode, so that the friction force when the inner wall of the paper core Q is locked by the locking block 53 and the stability when the paper core Q is extracted are enhanced; first articulated pole 51 one end is articulated with connecting rod 3 bottom, and the other end is articulated with the latch segment 53 bottom, and second articulated pole 52 one end is articulated with connection pad 50, and the other end and the inboard sliding connection of latch segment 53, first articulated pole 51 and second articulated pole 52 are through the cross-pin hinge joint, and is concrete, and first articulated pole 51 and second articulated pole 52 are equipped with three groups in this embodiment, and the circumference equipartition sets up to make locking mechanism 5 can function more stably.

Further, the lower end of the driving rod 4 is provided with a limiting circular truncated cone 40, a circular cavity in the connecting disc 50 is arranged, the limiting circular truncated cone 40 is arranged in the circular cavity in the connecting disc 50, the limiting circular truncated cone 40 can be abutted to the upper inner wall and the lower inner wall of the circular cavity in the connecting disc 50, the driving rod 4 can drive the connecting disc 50 to be far away from or close to the lower end of the connecting rod 3 through the limiting circular truncated cone 40, the limiting circular truncated cone 40 is not only ensured to rotate, the connecting disc 50 cannot be driven to rotate together, and the connecting disc 50 can be driven to.

Further, the paper core extracting device for the roll paper further comprises a reset mechanism 6, the reset mechanism 6 comprises a screw 61 and a reset spring 60, symmetrical stepped through holes 21 are formed in the two sides of the fetching opening 22 of the seat cover 2, each stepped through hole 21 comprises an upper hole 211 and a lower hole 212, the diameter of each upper hole 211 is larger than that of each lower hole 212, the reset spring 60 is arranged in the upper hole 211, and the bottom end of the reset spring 60 is abutted to the bottom of the upper hole 21; screw 61 runs through reset spring 60 and lower hole 212 back and base 1 threaded connection, and the coiled head of screw 61 and reset spring 60 top looks butt, the coiled head downside of screw 61 compresses tightly reset spring 60 and sets up, it is specific, when pulling the flap 2 toward keeping away from base 1 direction removal, reset spring 60 is compressed, remove the pulling back to flap 2, under reset spring 60's elastic action, flap 2 can be close to base 1, thereby can firmly fix stock form K in holding chamber 20, guarantee the stability of extraction refill Q.

In order to rotate the connecting rod 3 and the driving rod 4 more labor-saving and enhance the stability of the device in the process of extracting the paper core Q, the paper core extracting device further comprises a fine adjustment knob 7 and a coarse adjustment handle 8, the fine adjustment knob 7 is fixedly connected with the upper end of the driving rod 4, and the coarse adjustment handle 8 is arranged on two sides of the upper end of the connecting rod 3.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A paper core extracting device for extracting a paper core (Q) in a roll paper (K), characterized by comprising:

the base (1), the bottom side of the inside of the base (1) is provided with a fixing groove (10);

the base cover (2) is connected with the base (1) through an elastic piece, the base (1) and the base cover (2) jointly form an accommodating cavity (20) for accommodating roll paper (K), and the side edges of the base (1) and the base cover (2) are provided with fetching openings (22) communicated with the accommodating cavity (20);

the connecting rod (3) is provided with a first thread (31) on the outer side of the rod body, the connecting rod (3) is in threaded connection with the top of the seat cover (2) through the first thread (31) and penetrates through the seat cover (2) to the accommodating cavity (20);

the driving rod (4), the driving rod (4) is movably arranged inside the connecting rod (3) and can move along the length direction of the connecting rod (3);

the locking mechanism (5) is arranged in the accommodating cavity (20), and part of the locking mechanism (5) is movably connected with the bottom end of the connecting rod (3) so as to drive the locking mechanism (5) to move along the central shaft direction of the accommodating cavity (20) through the connecting rod (3); the other part of the locking mechanism (5) is in driving connection with the bottom end of the driving rod (4) so as to drive the locking mechanism (5) to be unfolded and folded in the accommodating cavity (20) through the driving rod (4);

the limiting parts (9) are arranged, the limiting parts (9) are arranged in two numbers, the limiting parts (9) are symmetrically arranged on the seat covers (2) on two sides of the object taking opening (22), and the limiting parts (9) are connected with the seat covers (2) in a sliding mode.

2. A tissue extraction device according to claim 1, characterized in that said driving rod (4) is provided with a second thread (42), said driving rod (4) is provided in the inner cavity of the connecting rod (3) and is screwed to the inner wall of the connecting rod (3), said first thread (31) is turned in the opposite direction to said second thread (42), and the pitch of said first thread (31) is greater than the pitch of said second thread (42).

3. A paper core drawing device according to claim 1, wherein the locking mechanism (5) comprises a locking block (53), a first hinged rod (51), a second hinged rod (52) and a connecting disc (50), the connecting disc (50) is rotatably connected with the driving rod (4), the connecting disc (50) can be driven to be far away from or close to the lower end of the connecting rod (3) through the driving rod (4), the outer side of the locking block (53) is arranged in a circular arc surface, one end of the first hinged rod (51) is hinged with the bottom end of the connecting rod (3), and the other end of the first hinged rod is hinged with the bottom end of the locking block (53); one end of the second hinge rod (52) is hinged to the connecting disc (50), the other end of the second hinge rod is connected with the inner side of the locking block (53) in a sliding mode, and the first hinge rod (51) and the second hinge rod (52) are hinged in a cross mode through pins.

4. A paper roll core drawing device according to claim 3, characterized in that the lower end of the driving rod (4) is provided with a limiting round table (40), the circular cavity inside the connecting disc (50) is arranged, the limiting round table (40) is rotatably arranged in the circular cavity of the connecting disc (50), the limiting round table (40) can be abutted against the upper and lower inner walls of the circular cavity of the connecting disc (50), and the driving rod (4) drives the connecting disc (50) to be far away from or close to the lower end of the connecting rod (3) through the limiting round table (40).

5. A tissue core extracting device according to claim 1, characterized by further comprising a reset mechanism (6), wherein the reset mechanism (6) comprises a screw (61) and a reset spring (60), the seat cover (2) is provided with symmetrical step through holes (21) at two sides of the fetching opening (22), the step through holes (21) comprise an upper hole (211) and a lower hole (212), and the diameter of the upper hole (211) is larger than that of the lower hole (212); the reset spring (60) is arranged in the upper hole (211), and the bottom end of the reset spring (60) is abutted against the bottom of the upper hole (211); the screw (61) penetrates through the return spring (60) and the lower hole (212) and then is in threaded connection with the base (1), the pan head of the screw (61) is abutted to the top end of the return spring (60), and the lower side of the pan head of the screw (61) is tightly pressed against the return spring (60).

6. A tissue core extraction device according to claim 1, characterized in that it further comprises a fine adjustment knob (7) and a coarse adjustment handle (8), said fine adjustment knob (7) being fixedly connected to the upper end of the drive rod (4), said coarse adjustment handle (8) being arranged on both sides of the upper end of the link rod (3).

Images