CN117228410A - Double faced adhesive tape goes out gluey ware - Google Patents

Abstract

The invention discloses a double-sided adhesive tape dispenser, which comprises an outer shell, and further comprises a core replacing assembly which is slidably arranged in the outer shell, wherein the core replacing assembly comprises a tape head, a double-sided adhesive tape is wound in the core replacing assembly by bypassing the tape head, the outer shell is provided with a first opening for the stretching of the tape head, the head of the tape head is of a planar structure, a driving piece and an elastic limiting structure which are in transmission connection with the core replacing assembly are arranged on the outer shell, the core replacing assembly is connected with the elastic limiting structure through a connecting part, the connecting part is matched with the elastic limiting structure to slidably limit the core replacing assembly, a front frame part is omitted, the dispenser can be used on an elastic surface and does not block the sight, the tape head is kept in an extending state by being matched with the elastic limiting structure, and can automatically retract after the double-sided adhesive tape is pressed by the tape head, and a user can reset the adhesive tape by applying force only once.

Description

Double faced adhesive tape goes out gluey ware

Technical Field

The invention relates to the technical field of daily necessities, in particular to a double-sided adhesive tape dispenser.

Background

The adhesive tape is widely applied to packaging industry, office life and other aspects, the adhesive tape comprises single-sided adhesive tape, double-sided adhesive tape and the like, wherein the double-sided adhesive tape is mainly used for bonding paper, objects and the like, the double-sided adhesive tape is firstly adhered to the objects in the use process, then the double-sided adhesive tape is cut off according to the required length, and finally the release paper adhered to the surfaces of the double-sided adhesive tape on the objects is manually torn off. The double faced adhesive tape is in a roll shape, so that the double faced adhesive tape can be conveniently adhered, the roll-shaped double faced adhesive tape is installed on a tape dispenser at present and used, the tape dispenser comprises a correction tape type and a seal type, most of the tape dispenser head of the tape dispenser of the current correction tape type is exposed outside and easy to damage, the tape dispenser head is cylindrical or sharp, when in use, the tape dispenser head needs to be adhered to the surface of an object, and meanwhile, the tape dispenser head is pulled to enable the tape dispenser head to be adhered to the surface of the object to slide, so that the double faced adhesive tape can be adhered to the surface of the object, the double faced adhesive tape has the problems of high viscosity, uneven glue, easy wrinkling and the like, and the seal type tape dispenser can directly press the double faced adhesive tape of the tape dispenser head on the surface of the object without sliding the tape dispenser.

For example, publication No.: the invention patent CN108778772B discloses a printing type coating film transfer tool, which comprises: a case half divided into two parts, the case half being configured as a bottomed tubular case having an opening at one end; a take-out reel rotatably disposed in the housing for winding a transfer belt coated with a coating film on a surface thereof; a winding reel rotatably disposed in the housing for winding the used transfer belt; a transfer pressing part which is arranged at the opening part of one of the shell half parts and is provided with a pressing surface for pressing the back side of the transfer belt; and a slide member movable inside and outside through the opening of the housing, the print-type coating film transfer tool being integrally formed with the slide member: a frame portion exposed to the outside of the opening portion of the housing and having a transfer opening communicating with the opening portion; a sliding part movably inserted into the housing; a spring part elastically contacting with the bottom of the housing to always move the frame part to the outside of the housing; and a rack gear engaged with a winding gear coaxially provided with the winding reel only when the sliding portion moves on the bottom side of the housing, and the transfer belt wound around the take-out reel is wound around the winding reel in a state of being in contact with the pressing surface of the transfer pressing portion and the surface of the transfer belt wound around the take-out reel. In this technical scheme, frame portion is connected with the sliding part, the user is aimed at the transfer position of coating through the frame portion and is pressed perpendicularly, frame portion and transfer position surface have relative effort, the frame portion atress is slided in order to expose the rotation pressing part through the sliding part to the casing inside, rotate the pressing part and pass through the transfer surface and transfer the coating on transfer position surface, after the user removes the pressing force, frame portion and sliding part reset under the effect of spring portion, use principle is similar to the seal, this transfer tool can be with the coating pressing on object surface, but, when need be on the elastic surface coating film, elastic surface is difficult to produce relative effort with the frame portion, the frame portion can not slide to the casing inside, there is the problem that is difficult to the rubber coating, and the frame portion is comparatively sheltered from the field of vision, the user uses and is difficult to aim at transfer position, still there is the frame portion to expose and is fragile, unable replacement core scheduling problem.

Disclosure of Invention

The invention aims to solve the technical problem of providing the double-sided adhesive tape dispenser, which can directly press double-sided adhesive tape on the surface of an object, and a front frame part is omitted, so that the dispenser can be used on an elastic surface and does not block the sight, the dispenser is matched with a connecting part through an elastic limiting structure, so that the adhesive head is kept in an extending state, and automatically retracts after the double-sided adhesive tape is pressed by the adhesive head, and a user can finish adhesive resetting by applying force once, so that the adhesive tape dispenser is labor-saving and convenient to use.

The invention provides a double-sided adhesive tape dispenser, which comprises an outer shell, and further comprises a core replacing component which is slidably arranged in the outer shell, wherein the core replacing component comprises a tape head, a double-sided adhesive tape is wound in the core replacing component by bypassing the tape head, the outer shell is provided with a first opening for the tape head to stretch out and draw back, the head of the tape head is of a planar structure, the outer shell is provided with a driving piece and an elastic limiting structure which are in transmission connection with the core replacing component, the core replacing component is connected with the elastic limiting structure through a connecting part, the connecting part is matched with the elastic limiting structure to slidably limit the core replacing component, when a user applies force to the driving piece, the driving piece is stressed to drive the core replacing component to slide, so that the tape head stretches out, the connecting part is stressed to slide and limit relative to the elastic limiting structure, when the user releases the driving piece, so that the tape head keeps in a stretched state by the stress of the tape head abuts against the surface of the adhesive to be used, the double-sided adhesive tape of the tape head is adhered on the surface of the adhesive to be used, and the tape head is stressed by overcoming the acting force of the elastic limiting structure so as to drive the core replacing component to reversely slide and reset.

In the technical scheme, the rubber head is slidably arranged in the outer shell, the rubber head is telescopic through sliding by the core replacement component, the outer shell is provided with the driving piece in transmission connection with the core replacement component, a user can drive the core replacement component to slide outwards through applying force to the driving piece, so that the rubber head extends out of the first opening, an elastic limiting structure and a connecting part are arranged, the rubber head can be kept in an extending state through the cooperation of the elastic limiting structure and the connecting part, the user can directly press the double-sided adhesive tape of the rubber head on the surface of the rubber to be used through abutting the head of the rubber head against the surface of the rubber to be used, the automatic rubber head stress retraction can be realized without user operation, the rubber head, the replacement core assembly and the driving piece reset, compared with the technical scheme that the rubber head is required to be pressed all the time to enable the rubber head to be stretched out, the rubber head is of a planar structure, so that the head of the rubber head can be bonded with the surface of the rubber to be used better, the double-sided adhesive tape of the head of the rubber head can be directly bonded with the surface of the rubber to be used by pressing, compared with the technical scheme that the cylindrical or sharp-angle rubber head is required to be bonded with the surface of the rubber to be used to slide the rubber outlet to finish rubberizing, the effect of bonding the surface of the rubber to be used is more labor-saving, the visual field is better, and the use is more accurate; when the automatic glue dispenser is in actual use, a user only needs to apply force to the driving piece once, so that the glue head of the glue dispenser stretches out, under the cooperation of the elastic limiting structure and the connecting part, the user loosens the driving piece, the glue head still keeps in a stretched state, the user can paste double-sided glue of the glue head on the glue surface to be used by abutting against and pressing vertically the head of the glue head on the glue surface to be used, and meanwhile, the glue head is stressed to retract to drive the replacement core assembly and the driving piece to reset automatically, so that the automatic glue dispenser is convenient to use next time.

As an improvement, the core replacing component comprises a rubber core ring and a winding ring, a rubber belt roll is arranged on the rubber core ring, a double-sided tape of the rubber belt roll bypasses the rubber head and is wound on the winding ring, the rubber core ring is connected with a first gear, the winding ring is connected with a second gear, and the first gear and the second gear are meshed for transmission.

In this technical scheme, take-up and pay-off of double-sided tape is taken in to the principle that the adhesive tape was taken up and pay-off to the play adhesive tape ware adoption correction tape, installs double-sided tape through the rubber core circle, takes up the double-sided tape that has used through the winding up circle, realizes the receipts of double-sided tape through first gear and the cooperation of second gear meshing transmission, and first gear rotates along the direction of letting out double-sided tape, under the meshing effect of first gear and second gear, and the second gear rotates along the direction of retrieving double-sided tape for double-sided tape is in the tightening state all the time, prevents the pine area.

As an improvement, a one-way transmission part connected with the first gear or the second gear is arranged in the outer shell, when the core replacing component slides to enable the rubber head to extend out, the core replacing component slides outwards relative to the one-way transmission part, and the one-way transmission part drives the first gear or the second gear to rotate, so that the rubber core ring rotates to release the double-sided adhesive tape, and meanwhile, the belt collecting ring reversely rotates to collect the double-sided adhesive tape.

In this technical scheme, through setting up the unidirectional transmission spare with first gear or second gear connection, when substituting the core subassembly outside slip, first gear and second gear all outwards slide with unidirectional transmission spare, unidirectional transmission spare has relative effort with first gear or second gear, thereby can drive first gear or second gear rotation, when unidirectional transmission spare is connected with first gear, it outwards slides for unidirectional transmission spare to substituting the first gear to drive first gear, unidirectional transmission spare drives first gear and rotates along the direction of letting out the double-sided tape, under the meshing effect of first gear and second gear, the second gear rotates along the direction of retrieving the double-sided tape, make out the adhesive tape and can pull out a section new double-sided tape when the adhesive tape stretches out at every turn, and the double-sided tape is in tightening state all the time, when unidirectional transmission spare is connected with the second gear, it outwards slides for unidirectional transmission spare drive second gear, unidirectional transmission spare drives second gear and rotates along the direction of retrieving the double-sided tape, under the meshing effect of first gear and second gear, first gear rotates along the direction of letting out the double-sided tape, make the double-sided tape stretch out all the time and be in tightening state more convenient for every time, make the head of the double-sided tape to stretch out, and use the head is more convenient and take up state, the user is in tightening state is more convenient to use.

As an improvement, the unidirectional transmission piece is of a rack structure, the rack structure is meshed with the first gear, when the core replacing component slides to enable the rubber head to extend out, the first gear rotates in the direction of releasing the double-sided adhesive tape under the action of the rack structure, and the second gear reversely rotates under the action of the first gear to retract the double-sided adhesive tape.

In this technical scheme, set up one-way driving medium for with first gear engagement's rack structure, when the driving medium atress drives to replace the core subassembly outside slip and stretch out the rubber head, replace the core subassembly to drive first gear for rack structure outside slip, rack structure and first gear relative action for first gear rotates along the direction of letting out the double-sided tape, new double-sided tape rotates to the head of rubber head, through the meshing effect of first gear and second gear, the second gear rotates along the direction of retrieving the double-sided tape, old double-sided tape is received the winding and is retrieved, the double-sided tape is in the state of tightening all the time, rack simple structure uses more laborsaving convenient, it is better to use experience the sense.

As an improvement, the application can provide a specific structure of a unidirectional transmission part, the unidirectional transmission part comprises a rack connecting arm and a plurality of bending elastic racks, the bending elastic racks comprise a first section close to the rack connecting arm and a second section far away from the rack connecting arm, the inner wall of the outer shell is provided with a plurality of limiting protrusions matched with the bending elastic racks, the limiting protrusions are distributed in a penetrating mode with the first section of the bending elastic racks, and the limiting protrusions are abutted to the side wall of the first section of the bending elastic racks, which is opposite in bending direction.

In this technical scheme, set up one-way transmission spare and include rack linking arm and a plurality of elastic racks that bend, one-way transmission spare passes through rack linking arm and installs in the shell body, the first section and the rack linking arm joint of elastic racks of bending become integral type structure, the second section and the first gear engagement of elastic racks of bending are in order to drive first gear rotation, set up the shell body inner wall have a plurality of spacing archs that alternate the first section of elastic racks of bending and distribute, every first section of elastic racks of bending all supports against one with the opposite one side of bending the direction and has a spacing arch, in order to prevent that elastic racks of bending from taking place reverse deformation, the second section and the first gear relative action of first gear of elastic racks of bending when taking place the rubber head of bending is stretched out in the slip of core subassembly, the first gear of elastic racks drive is followed the direction rotation of paying out the rubber head, make the rubber head stretch out at every time and have new double-sided tape, when the rubber head is stretched out to the head of rubber head, when the second section of elastic racks of bending and the opposite one side all support has a spacing arch, even if the second section of elastic racks of bending all supports and can not take place along the first gear rotation along the single direction, thereby can not guarantee that the single ratchet tape of rolling around the gear is rotated by the first axis, even if the single rotation can not take place, the single ratchet tape of bending is guaranteed to take place.

As an improvement, the application also provides a specific structure of the unidirectional transmission member, the driving member and the unidirectional transmission member are of an integrated structure, the driving member extends towards the first gear to form a rod part, and the unidirectional transmission member is of a rack structure arranged on the rod part.

In this technical scheme, set up driving piece and one-way transmission piece structure as an organic whole, make driving piece and direction transmission structure installation more laborsaving convenient, and one-way transmission piece is the rack structure of setting on driving piece pole portion, when the user force application in operating unit, driving piece atress is to replacing the core subassembly direction and is slided, make rack structure slide to with first gear engagement, elastic reset piece is in the compression stress state this moment, the driving piece drives replacing the core subassembly gliding while, rack structure has relative effort with first gear, rack structure drive first gear rotates along the direction of letting out the double-sided tape, make the adhesive tape stretch out at every turn all have new double-sided tape to be rotated to the head of adhesive tape, when the user loosens the operating unit, the driving piece slides under elastic reset piece effect and resets, make rack structure slide with first gear break away from, make replacing the first gear not rotate when core subassembly slides the withdrawal adhesive tape, thereby guarantee that double-sided tape can rotate along single direction all the time even if not set up at the gear seat, use more reliably.

As an improvement, the core replacing assembly comprises a rubber core seat and a gear seat, the rubber core ring and the belt winding ring are both arranged on the rubber core seat, the first gear and the second gear are both arranged on the gear seat, and the gear seat is provided with a first unidirectional ratchet matched with the first gear, and/or the gear seat is provided with a second unidirectional ratchet matched with the second gear.

In this technical scheme, install rubber core circle and receipts circle through the rubber core seat, install first gear and second gear through the gear seat, cup joint about rubber core circle and the first gear, it cup joints about receipts circle and the second gear, mounting structure is simple, reliably, and through setting up first unidirectional ratchet and/or the unidirectional ratchet of second on the gear seat, make first gear rotate along the direction of letting out the double-sided tape, the second gear can rotate along the direction of retrieving the double-sided tape only, first gear or second gear receive unidirectional transmission spare effect and rotate when preventing to replace the core subassembly slip to reset, thereby guarantee that the double-sided tape can not rotate the back, the double-sided tape rotates along single direction all the time, it is more reliable to use.

As an improvement, still slidable mounting has the inner shell that with the core subassembly adaptation in the shell, core subassembly removable installs in the inner shell is replaced, core subassembly is replaced through inner shell and driving piece transmission connection, connecting portion set up on the inner shell lateral wall, core subassembly is replaced through inner shell and elasticity limit structure transmission connection.

In this technical scheme, parts such as driving piece, one-way driving piece are all installed in the casing, thereby the removable installation of casing is replaced core subassembly in setting up the internal casing, thereby the driving piece is slided in the shell body through the drive internal casing and is made to replace core subassembly flexible, set up connecting portion and be located the inner shell lateral wall, connecting portion and the transmission of elasticity limit structure through the internal casing are connected, make replace core subassembly can change alone, after double-sided tape finishes using, the user can be alone with replacing core subassembly and tear out the replacement new core subassembly of replacing in the internal casing, the use of other parts is not influenced, improve the utilization ratio of play gluey ware, reduce use cost, and change laborsaving, save the resource.

As an improvement, the connecting portion is a protruding structure arranged on the outer side wall of the inner shell, the elastic limiting structure is an elastic sliding rail structure arranged on the outer side wall of the outer shell, the protruding structure is clamped up and down by the elastic sliding rail structure to enable the core replacement component to slide and limit, the elastic sliding rail structure is arranged along the length direction of the glue outlet device, and when the core replacement component is stressed to slide, the protruding structure is stressed to slide along the elastic sliding rail structure.

In this technical scheme, set up connecting portion for protruding structure, elasticity limit structure is elasticity slide rail structure, it is spacing to be for core subassembly slip through the protruding structure of elastic force upper and lower centre gripping, when the core subassembly is replaced in the driving piece drive slip, the driving force is greater than elasticity limit structure's elastic force, connecting portion receives core subassembly's effort and can follow elasticity limit structure, when replacing core subassembly and not receiving driving force action, connecting portion receives elasticity limit structure's elastic force slip spacing, make core subassembly slip spacing, thereby make the rubber head keep stretching out or the withdrawal state, and a structure is simple, use laborsaving.

As an improvement, the application can provide a specific arrangement scheme of the elastic limiting structure, wherein the side wall of the outer shell is provided with a third opening corresponding to the connecting part, a first elastic rib is arranged in the third opening, the first elastic rib vertically divides the third opening into an operation groove and a clearance groove, and the operation groove is configured as the elastic limiting structure.

In this technical scheme, through setting up the third opening that has a first elasticity rib, first elasticity rib separates the third opening into upper and lower two parts, first elasticity rib and the cooperation of the third opening of first half form the operation groove, this operation groove is used for inserting and establishes connecting portion, the operation groove is configured into elasticity limit structure, the connecting portion is by the upper and lower centre gripping of operation groove, thereby the connecting portion can make elasticity limit structure take place deformation under the effect of power and slide in elasticity limit structure, first elasticity rib and the cooperation of the third opening of second half form and keep away the empty groove, this empty groove is kept away for first elasticity rib provides elastic deformation's space for connecting portion slide smoothly in the operation groove.

As an improvement, the first elastic rib is in an inverted U shape in the third opening, and the width dimensions of the two ends of the running groove are larger than the width dimensions of the middle of the running groove.

In this technical scheme, be the inverted U shape through setting up first elasticity rib in the third opening, make the size at running groove both ends be greater than the size in the middle of the running groove, when the gum head stretches out, the connecting portion atress can make first elasticity rib take place deformation and thereby slide along the running groove, when the gum head stretches out in place, connecting portion slides to the one end of running groove, when the gum head withdraw, the connecting portion atress can make first elasticity rib take place deformation thereby slide in the opposite direction along the running groove, when the gum head withdraws in place, connecting portion slides to the other end of running groove, the connecting portion slides and all keeps the gum head to slide spacing when the both ends of running groove, through setting up the size at running groove both ends and be greater than the size in the middle of the running groove, can make the clamping effect of connecting portion at running groove both ends better, and can make the user operate the gum head flexible and have the damping sense, the experience sense is better.

The application also provides a specific arrangement scheme of the elastic limiting structure, wherein a fifth opening corresponding to the connecting part is arranged on the side wall of the outer shell, two second elastic ribs are arranged in the fifth opening, an elastic sliding rail structure is formed between the two second elastic ribs, and the sizes of the two ends of the elastic sliding rail structure are larger than the middle size of the elastic sliding rail structure.

According to the technical scheme, through the arrangement of the two second elastic ribs in the fifth opening, a channel for inserting the connecting part is formed between the two second elastic ribs, the channel is an elastic sliding rail structure, the connecting part is enabled to slide and limit through the upper and lower clamping of the connecting part under the action of elastic force, the space for elastic deformation is provided for the two second elastic ribs by the upper and lower parts of the fifth opening, the connecting part slides smoothly in the elastic sliding rail structure, when the rubber head stretches out, the connecting part stress can enable the two second elastic ribs to deform and slide along the elastic sliding rail structure, when the rubber head stretches out, the connecting part slides to one end of the elastic sliding rail structure, when the rubber head stretches back, the connecting part stress can enable the two second elastic ribs to deform and slide reversely along the elastic sliding rail structure, the connecting part slides to the other end of the elastic sliding rail structure, the connecting part slides to the two ends of the elastic sliding rail structure and is enabled to keep the sliding and limit, and when the connecting part slides to the two ends of the elastic sliding rail structure, the size of the two ends is larger than the elastic sliding rail structure, the size in the middle of the elastic sliding rail structure is set, the connecting part can enable the two ends to slide along the elastic sliding rail structure to slide reversely, and the elastic sliding rail structure can feel better when the two ends are better in the elastic sliding rail structure, and the user feel flexible effect.

As an improvement, the driving piece is provided with an operation part for the user to apply force, the outer shell is provided with a second opening for the operation part to penetrate through, the driving piece is further provided with a transmission part, the inner shell is provided with a guide part matched with the transmission part, when the user applies force to the operation part, the operation part drives the driving piece to move, and the driving piece acts on the guide part through the transmission part, so that the inner shell and the core replacing assembly slide outwards to extend out of the rubber head.

In this technical scheme, the operating portion of driving piece stretches out in order to expose in the shell body outside through the second opening for the user can apply force in operating portion in order to drive the driving piece motion, through setting up drive portion at the driving piece, set up the guide part at the inner shell, make inner shell and the slip of replacing the core subassembly flexible through drive portion atress and guide part cooperation, when the user applied force in operating portion, operating portion drives the driving piece motion, the driving piece drives drive portion and guide part cooperation, guide part atress drive inner shell drives replacing the core subassembly and slides in order to stretch out the rubber head, simple structure and transmission efficiency are high.

As an improvement, the application can provide a specific structure of the driving piece, wherein the driving piece is rotationally connected with the outer shell, the transmission part is a clamping hook structure, the connection part is configured as a guide part, the connection part is in sliding fit with the clamping hook structure, when a user applies force to the operation part, the driving piece is stressed to drive the clamping hook structure to rotate, so that the clamping hook structure and the connection part relatively slide, and the inner shell and the core replacement assembly are driven to slide outwards to extend out of the rubber head; the driving piece is connected with an elastic resetting piece, and the driving piece is rotated and reset through the elastic resetting piece.

In this technical scheme, set up the driving piece and be connected with outer shell body rotation, the user can make the driving piece rotate for the outer shell body through the application of force in the operating unit, the outer shell body is through rotating the drive inner shell body and replacing the core subassembly and slide, set up the drive division of this driving piece and be the trip structure, set up the guide part of inner shell body and be connecting portion, connecting portion are protruding structure, set up connecting portion and trip structure sliding fit, when the user presses the operating unit, the driving piece is pressed the force and is acted on and drive trip structure and rotate, trip structure has relative effort to connecting portion, thereby the drive inner shell body drives replacing the core subassembly and outwards slides in order to stretch out the rubber head, when the user loosens the operating unit, the driving piece is through elasticity reset piece automatic re-setting, in order to use next time, moreover, the steam generator is simple in structure and transmission efficiency is high.

As an improvement, the application also provides a specific structure of the driving piece, wherein the driving piece is in sliding connection with the outer shell, the transmission part is of a sliding block structure, the guide part is of an inclined sliding rail structure, the sliding block structure is in sliding fit with the inclined sliding rail structure, when a user applies force to the operation part, the driving piece is stressed to slide, so that the sliding block structure and the inclined sliding rail structure relatively slide, and the core replacement assembly is driven to slide outwards to extend out of the rubber head; the driving piece is connected with an elastic resetting piece, and the driving piece is in sliding resetting through the elastic resetting piece.

In this technical scheme, set up driving piece and shell body sliding connection, the user can make the driving piece slide for the shell body through the application of force in operating unit, the shell body drives the inner casing through the slip and replaces the core subassembly and slide, set up the drive division of this driving piece and be the slider structure, set up the guide part of inner casing and be the slant slide rail structure, set up slider structure and slant slide rail structure sliding fit, when the user application of force in operating unit, the driving piece atress drives the slider structure and to replace the core subassembly direction and slide, slider structure and slant slide rail structure are supported and have relative effort, thereby the drive inner casing drives to replace the core subassembly outwards to slide in order to stretch out the rubber head, when the user loosens the operating unit, the driving piece is through elasticity reset piece automatic re-setting, in order to use next time, moreover, the steam generator is simple in structure and transmission efficiency is high.

As an improvement, the operation part is in sliding connection with the second opening, and the operation part is in a shape of a poking button or a button. In the technical scheme, the driving piece is in sliding connection with the outer shell, the operating part is in sliding connection with the second opening, and the operating part can be in a poking button shape or a button shape so that a user can apply force to operate the driving piece to slide, and the structure is simple.

As an improvement, inner shell one side is connected with the driving piece transmission, the inner shell opposite side is equipped with the fourth opening with replacing the core subassembly adaptation, replacing the core subassembly and can business turn over inner shell through the fourth opening, replacing the outer wall of core subassembly and being equipped with the elastic bulge, the inner shell is equipped with the mounting hole with the elastic bulge adaptation, inserts the mounting hole through the elastic bulge and makes replacing the core subassembly spacing in the inner shell.

In this technical scheme, set up the inner shell and come the installation through the fourth opening of keeping away from driving piece one side and replace the core subassembly, replace the core subassembly and pass through the fourth opening and can pass through the inner shell in business turn over to the user takes out from the fourth opening and changes the core subassembly that replaces, and the driving piece setting is kept away from to the fourth opening, avoids replacing core subassembly business turn over interference, changes laborsaving convenience more, sets up to replace the core subassembly and gets into after in the inner shell, inserts the mounting hole through elastic bulge and realizes spacing in, avoids replacing the core subassembly and breaks away from the inner shell voluntarily, improves structure installation stability.

As an improvement, a flip is arranged on one side, close to the fourth opening, of the outer shell, one end of the flip is rotationally connected with the outer shell, and the other end of the flip is elastically buckled with the outer shell. In this technical scheme, set up the flip that corresponds with the fourth opening on the shell body to flip one end rotates with the shell body to be connected, the other end is connected with shell body elasticity buckle, and the user is through pressing the other end of flip, makes flip release the buckle locking, and the outside rotation flip can expose the fourth opening, and the user can directly take out or pack into through the fourth opening and replace the core subassembly, and is easy to use laborsaving, and it is more convenient to change and replace the core subassembly.

Drawings

Fig. 1 is a schematic perspective view of a double-sided tape dispenser according to the present disclosure when a tape head is retracted.

Fig. 2 is an exploded view of a double-sided tape dispenser according to the present disclosure.

Fig. 3 is a schematic diagram of an exploded structure of a replacement core assembly of the present disclosure.

Fig. 4 is a schematic view of a part of a structure of a double-sided tape dispenser when a tape head is retracted.

Fig. 5 is a schematic view of a part of a structure of a double-sided tape dispenser when a head of the double-sided tape dispenser is extended.

Fig. 6 is a schematic perspective view of a double-sided tape dispenser with a protruding head.

Fig. 7 is a schematic perspective view of an outer housing in the present disclosure.

Fig. 8 is a schematic perspective view of an outer case and an inner case in a third embodiment of the present disclosure.

Fig. 9 is a schematic perspective view of an inner housing in the present disclosure.

Fig. 10 is a schematic perspective view of a replacement core assembly according to the present disclosure mounted within an inner housing.

Fig. 11 is a schematic perspective view of a unidirectional transmission member according to a fourth embodiment of the disclosure.

Fig. 12 is a schematic view of a part of a glue dispenser according to a fifth embodiment of the disclosure.

Fig. 13 is a schematic perspective view of a driving member according to a fifth embodiment of the present disclosure.

Fig. 14 is a schematic view of a part of the structure of the glue dispenser in the sixth embodiment of the disclosure.

Fig. 15 is a schematic perspective view of a driving member according to a sixth embodiment of the present disclosure.

The figure shows: 1. an outer housing; 11. a first opening; 12. an elastic limit structure; 13. a second opening; 14. a third opening; 141. the first elastic rib; 142. an operation groove; 143. an empty-avoiding groove; 15. a limit protrusion; 16. a fifth opening; 161. the second elastic rib; 2. a replacement core assembly; 21. a rubber head; 211. a head; 212. an elastic pad; 22. a rubber core ring; 23. winding up the ring; 24. a roll of tape; 25. a first gear; 26. a second gear; 27. a rubber core seat; 28. a gear seat; 281. a first one-way ratchet; 29. an elastic protrusion; 3. an inner housing; 31. a connection part; 32. a guide part; 33. a fourth opening; 34. a mounting hole; 4. a driving member; 41. an operation unit; 42. a transmission part; 5. a unidirectional transmission member; 51. a rack connecting arm; 52. bending the elastic rack; 521. a first section; 522. a second section; 6. an elastic reset piece; 7. and (5) turning over the cover.

Detailed Description

For a better understanding of the application, various aspects of the application will be described in more detail with reference to the accompanying drawings. It should be understood that the detailed description is merely illustrative of exemplary embodiments of the application and is not intended to limit the scope of the application in any way. Like reference numerals refer to like elements throughout the specification.

In the drawings, the thickness, size and shape of the object have been slightly exaggerated for convenience of explanation. The figures are merely examples and are not drawn to scale.

It will be further understood that the terms "comprises," "comprising," "includes," "including," "having," "including" and/or "having," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Example 1

As shown in fig. 1 to 10, the application discloses a double-sided adhesive tape dispenser, which comprises an outer shell 1 and a core replacing component 2 slidably mounted in the outer shell 1, wherein the core replacing component 2 comprises a rubber head 21, a double-sided adhesive tape winds around the rubber head 21 and is arranged in the core replacing component 2, the outer shell 1 is provided with a first opening 11 for the telescopic movement of the rubber head 21, the core replacing component 2 realizes the telescopic movement of the rubber head 21 through sliding, the outer shell 1 is provided with a driving piece 4 and an elastic limiting structure 12 which are in transmission connection with the core replacing component 2, a user can drive the core replacing component 2 to slide outwards through applying force to the driving piece 4, so that the rubber head 21 is stretched out of the first opening 11, the core replacing component 2 is connected with the elastic limiting structure 12 through a connecting part 31, the connecting part 31 is matched with the elastic limiting structure 12 to slide and limit the core replacing component 2, and as shown in fig. 2, when the user applies force to the driving piece 4, the driving piece 4 is stressed to drive the core replacing component 2 to slide, so that the rubber head 21 stretches out, and the connecting part 31 is stressed and the head 21 is stressed and the elastic limiting structure is kept against the stressed and the surface of the elastic limiting structure is stretched out of the rubber head 21, and the head 21 is stressed and the stressed and is kept against the stressed and is stretched by the elastic limiting structure; it should be noted that, in the present embodiment, the head 211 of the glue head 21 has a square planar structure, and may also have a circular or polygonal planar structure;

As shown in fig. 6, the elastic limiting structure 12 and the connecting part 31 cooperate to enable the rubber head 21 to keep an extending state, a user can directly press the double-sided rubber of the head 211 of the rubber head 21 on the rubber surface to be used by abutting the head 211 of the rubber head 21 against the rubber surface to be used, the rubber head 21 is automatically retracted under the stress of the relative acting force of the rubber surface to be used to enable the rubber head 21, the replacement core assembly 2 and the driving part 4 to be reset without user operation, compared with the technical scheme that the rubber head 21 is required to be always pressed to enable the rubber head 21 to keep extending, the head 211 of the rubber head 21 is of a planar structure, so that the double-sided rubber of the head 211 of the rubber head 21 can be better adhered to the rubber surface to be used by pressing, compared with the technical scheme that the head 211 of the rubber head 21 with a cylindrical shape or a sharp corner is required to be adhered to the rubber surface to be used to slide the rubber outlet to complete adhesive adhering, the adhesive adhering effect is more labor-saving, the effect of adhering the rubber surface to be used is better, and the visual field is more accurate; when in actual use, a user only needs to apply force to the driving piece 4 once, so that the rubber head 21 of the rubber dispenser extends out, under the cooperation of the elastic limiting structure 12 and the connecting part 31, the user loosens the driving piece 4, the rubber head 21 still keeps in an extending state, the user can abut against the surface of the rubber to be used with the head 211 of the rubber head 21 and vertically press the surface of the rubber to be used, double-sided adhesive of the rubber head 21 can be adhered to the surface of the rubber to be used, and meanwhile, the rubber head 21 is stressed to retract to drive the replacement core assembly 2 and the driving piece 4 to reset automatically, so that the rubber is convenient for next use.

More specifically, as shown in fig. 2 and 3, the head 211 of the adhesive head 21 is provided with an elastic pad 212, and the elastic pad 212 is located between the double-sided tape and the head 211 of the adhesive head 21, so that the adhesive head 21 has better adhesion effect on the surface of the adhesive to be used, the double-sided tape is adhered on the surface of the adhesive to be used more reliably, and the double-sided tape can be better protected by the elastic pad 212 to prevent the double-sided tape from being broken.

More specifically, as shown in fig. 2 and 3, the core replacing assembly 2 comprises a core ring 22 and a winding ring 23, a tape roll 24 is installed on the core ring 22, a double-sided tape of the tape roll 24 bypasses a tape head 21 and is wound on the winding ring 23, the core ring 22 is connected with a first gear 25, the winding ring 23 is connected with a second gear 26, the first gear 25 and the second gear 26 are meshed for transmission, the tape dispenser uses the principle of winding and unwinding a film tape by a correction tape to wind and unwind the double-sided tape, the double-sided tape is installed by the core ring 22, the used double-sided tape is accommodated by the winding ring 23, and winding and unwinding of the double-sided tape are realized by the cooperation of the first gear 25 and the second gear 26; as shown in fig. 4 and 5, the unidirectional transmission member 5 connected with the first gear 25 or the second gear 26 is installed in the outer shell 1, when the core replacing assembly 2 slides outwards, the first gear 25 and the second gear 26 slide outwards relative to the unidirectional transmission member 5, the unidirectional transmission member 5 and the first gear 25 or the second gear 26 have opposite acting force, so that the first gear 25 or the second gear 26 can be driven to rotate, when the unidirectional transmission member 5 is connected with the first gear 25, the core replacing assembly 2 drives the first gear 25 to slide outwards relative to the unidirectional transmission member 5, the unidirectional transmission member 5 drives the first gear 25 to rotate along the direction of releasing the double-sided tape, under the meshing action of the first gear 25 and the second gear 26, the second gear 26 rotates along the direction of recovering the double-sided tape, a section of new double-sided tape can be pulled out when the tape head 21 stretches out, and when the unidirectional transmission member 5 is connected with the second gear 26, the core replacing assembly 2 drives the second gear 26 to slide outwards relative to the unidirectional transmission member 5, the second gear 26 slides outwards relative to the unidirectional transmission member 5, the second gear 26 is driven to rotate along the direction of releasing the double-sided tape along the direction of recovering the double-sided tape, the head 21 is required to be more convenient to rotate, and the head of the user can not rotate the double-sided tape is required to be more conveniently and conveniently adjusted each time.

More specifically, as shown in fig. 4 and fig. 5, the unidirectional transmission member 5 is of a rack structure, the rack structure is meshed with the first gear 25, when the refill assembly 2 slides to enable the adhesive tape head 21 to extend, the first gear 25 rotates in the direction of releasing the double-sided adhesive tape under the action of the rack structure, the second gear 26 rotates reversely under the action of the first gear 25 to retract the double-sided adhesive tape, the unidirectional transmission member 5 is of a rack structure meshed with the first gear 25, when the driving member 4 is forced to drive the refill assembly 2 to slide outwards to extend out of the adhesive tape head 21, the refill assembly 2 drives the first gear 25 to slide outwards relative to the rack structure, the rack structure acts opposite to the first gear 25, so that the first gear 25 rotates in the direction of releasing the double-sided adhesive tape, the new double-sided adhesive tape rotates to the head 211 of the adhesive tape head 21, the second gear 26 rotates in the direction of retracting the double-sided adhesive tape through the meshing action of the first gear 25 and the second gear 26, the old double-sided adhesive tape is retracted by the tape receiving ring 23, the double-sided adhesive tape is always in a tightened state, and the rack structure is simple, and the use experience is more convenient.

More specifically, as shown in fig. 2 and 3, the core replacing assembly 2 includes a core seat 27 and a gear seat 28, the core seat 22 and the belt winding ring 23 are both installed on the core seat 27, the first gear 25 and the second gear 26 are both installed on the gear seat 28, the gear seat 28 is provided with a first unidirectional ratchet 281 adapted to the first gear 25, and/or the gear seat 28 is provided with a second unidirectional ratchet adapted to the second gear 26, the core seat 27 is used for installing the core seat 22 and the belt winding ring 23, the gear seat 28 is used for installing the first gear 25 and the second gear 26, the core winding ring 22 is sleeved with the first gear 25 up and down, the belt winding ring 23 is sleeved with the second gear 26 up and down, the installation structure is simple and reliable, and the first gear 25 can only rotate in the direction of releasing the double-sided adhesive tape, the second gear 26 can only rotate in the direction of releasing the double-sided adhesive tape, the double-sided tape can prevent the first gear 25 or the second gear 26 from rotating in the direction of the single-sided tape 5 when the core replacing assembly 2 slides, and the double-sided tape can not rotate in the direction of the single-sided tape.

More specifically, as shown in fig. 2, fig. 4, fig. 5 and fig. 10, the inner shell 3 adapted to the core replacing component 2 is slidably mounted in the outer shell 1, the core replacing component 2 is detachably mounted in the inner shell 3, the core replacing component 2 is in transmission connection with the driving piece 4 through the inner shell 3, the connecting portion 31 is arranged on the outer side wall of the inner shell 3, the inner shell 3 can be a part of the core replacing component 2, the core replacing component 2 is in transmission connection with the elastic limiting structure 12 through the inner shell 3, the driving piece 4, the unidirectional transmission piece 5 and other components are mounted in the shell, the core replacing component 2 is detachably mounted through the inner shell 3, the driving piece 4 slides in the outer shell 1 through the inner shell 3, so that the core replacing component 2 stretches out and draws back, the connecting portion 31 is arranged on the outer side wall of the inner shell 3, the core replacing component 2 can be independently replaced through the connecting portion 31 of the inner shell 3 and the elastic limiting structure 12, after the double-sided adhesive tape is used, a user can independently replace the core replacing component 2 from the inner shell 3, the core replacing component 2 is not replaced, the resource is not affected, the cost is reduced, and the cost is reduced.

More specifically, as shown in fig. 4 and 5, the connection portion 31 is a protruding structure disposed on the outer side wall of the inner casing 3, as shown in fig. 1 and 6, the elastic limiting structure 12 is an elastic sliding rail structure disposed on the side wall of the outer casing 1, the protruding structure is clamped up and down by the elastic sliding rail structure so that the core replacing assembly 2 slides and limits, the elastic sliding rail structure is disposed along the length direction of the glue dispenser, the connection portion 31 is a protruding structure, the elastic limiting structure 12 is an elastic sliding rail structure, the protruding structure is clamped up and down by the elastic sliding rail structure to limit the core replacing assembly 2 in a sliding manner, when the driving piece 4 drives the core replacing assembly 2 to slide, the driving force is greater than the elastic force of the elastic limiting structure 12, the connection portion 31 is subjected to the acting force of the core replacing assembly 2 to slide and limit by the elastic force of the elastic limiting structure 12 when the core replacing assembly 2 is not acted by the driving force, so that the glue head 21 keeps in an extending or retracting state, and the structure is simple and labor-saving.

More specifically, as shown in fig. 1 to 7, the driving member 4 is provided with an operation portion 41 through which a user applies force, the outer casing 1 is provided with a second opening 13 through which the operation portion 41 passes, the driving member 4 is further provided with a transmission portion 42, the inner casing 3 is provided with a guide portion 32 matched with the transmission portion 42, when the user applies force to the operation portion 41, the operation portion 41 drives the driving member 4 to move, the driving member 4 acts on the guide portion 32 through the transmission portion 42, so that the inner casing 3 and the refill assembly 2 slide outwards to extend out of the glue head 21, the operation portion 41 of the driving member 4 extends out of the outer casing 1 through the second opening 13, so that the user can apply force to the operation portion 41 to drive the driving member 4 to move, the transmission portion 42 is provided with the guide portion 32 in the inner casing 3, the inner casing 3 is stressed to be matched with the guide portion 32 to enable the inner casing 3 to slide with the refill assembly 2 through the stress of the transmission portion 42, and when the user applies force to the operation portion 41, the driving member 4 drives the driving member 4 to move, the driving member 4 drives the transmission portion 42 to be matched with the guide portion 32, and the driving member 32 is driven by the guide portion 32 to slide out of the refill assembly 2, so that the driving member 2 can slide out of the glue head 21 with simple structure.

Example two

As shown in fig. 7, this embodiment provides a double-sided adhesive tape dispenser according to the first embodiment, which has the same structure as the first embodiment, wherein the side wall of the outer housing 1 is provided with a third opening 14 corresponding to the connecting portion 31, a first elastic rib 141 is disposed in the third opening 14, the first elastic rib 141 divides the third opening 14 into an operation groove 142 and a clearance groove 143, the operation groove 142 is configured as an elastic limit structure 12, the first elastic rib 141 is in an inverted U shape in the third opening 14, so that the dimensions of both ends of the operation groove 142 are larger than the dimensions in the middle of the operation groove 142, the first elastic rib 141 separates the third opening 14 into an upper portion and a lower portion, the first elastic rib 141 cooperates with the third opening 14 of the upper portion to form an operation groove 142, the operation groove 142 is used for inserting the connecting portion 31, the operation groove 142 is configured as an elastic limit structure 12, the connection groove 31 is clamped by the upper portion and the lower portion 142, the first elastic rib 141 can be deformed by the elastic rib 142 in a sliding manner in the clearance groove 21, and the first groove 142 can be deformed by the elastic rib 141 when the first elastic rib 141 slides along the first groove 21, and the second groove 21 is deformed by the elastic rib 141, and the first groove 142 can be deformed by the elastic rib 141 when the first groove 21 slides along the groove 12, and the first groove 142 is deformed by the elastic rib 21, and the second groove is deformed by the elastic rib 141, the connecting portion 31 slides to the two ends of the running groove 142 and keeps the rubber head 21 sliding and limiting, and the width dimension of the two ends of the running groove 142 is larger than the width dimension of the middle of the running groove 142, so that the clamping effect of the connecting portion 31 at the two ends of the running groove 142 is better, and the rubber head 21 can be enabled to stretch out and draw back when operated by a user, so that the rubber head 21 is damped, and the use experience is better.

Example III

As shown in fig. 8, this embodiment provides a double-sided adhesive tape dispenser according to the first embodiment, which has the same structure as the first embodiment, wherein the side wall of the outer housing 1 is provided with a fifth opening 16 corresponding to the connecting portion 31, two second elastic ribs 161 are disposed in the fifth opening 16, an elastic sliding rail structure is formed between the two second elastic ribs 161, the two ends of the elastic sliding rail structure have a size larger than the middle size of the elastic sliding rail structure, a channel for inserting the connecting portion 31 is formed between the two second elastic ribs 161 by disposing the two second elastic ribs 161 in the fifth opening 16, the channel is an elastic sliding rail structure, the two second elastic ribs 161 clamp the connecting portion 31 under elastic force to slide and limit the connecting portion 31, the upper and lower portions of the fifth opening 16 provide an elastic deformation space for the two second elastic ribs 161, the connecting part 31 slides smoothly in the elastic slide rail structure, when the rubber head 21 stretches out, the connecting part 31 is stressed to enable the two second elastic ribs 161 to deform so as to slide along the elastic slide rail structure, when the rubber head 21 stretches out, the connecting part 31 slides to one end of the elastic slide rail structure, when the rubber head 21 retracts, the connecting part 31 is stressed to enable the two second elastic ribs 161 to deform so as to slide reversely along the elastic slide rail structure, when the rubber head 21 retracts to the position, the connecting part 31 slides to the other end of the elastic slide rail structure, when the connecting part 31 slides to the two ends of the elastic slide rail structure, the sliding limit of the rubber head 21 is kept, by setting the size of the two ends of the elastic slide rail structure to be larger than the middle size of the elastic slide rail structure, the clamping effect of the connecting part 31 at the two ends of the elastic slide rail structure is better, and a user can operate the rubber head 21 to stretch and contract in a damping manner, the use experience is better.

Example IV

As shown in fig. 3 to 5, this embodiment provides a double sided tape dispenser based on any one of the first to third embodiments, the double sided tape dispenser has the same structure as the cited embodiment of the first to third embodiments, wherein the driving member 4 is rotationally connected with the outer housing 1, the transmission portion 42 is a hook structure, the connection portion 31 is configured as a guiding portion 32, the connection portion 31 is slidably matched with the hook structure, the driving member 4 is connected with an elastic reset member 6, the driving member 4 rotationally resets through the elastic reset member 6, the elastic reset member 6 is a torsion spring in this embodiment, the driving member 4 is rotationally connected with the outer housing 1, the user can rotate the driving member 4 relative to the outer housing 1 by applying a force to the operation portion 41, the outer housing 1 rotationally drives the inner housing 3 and the replacement core assembly 2, the transmission portion 42 of the driving member 4 is in a hook structure, the guiding portion 32 of the inner housing 3 is provided as a connection portion 31, the connection portion 31 is in a convex structure, the connection portion 31 is slidably matched with the hook structure, when the user presses the operation portion 41, the user presses the operation portion 4 to the hook structure, the driving member is driven by the force of the inner housing 3 to rotate the inner housing 3, and the elastic reset member is driven by the user to rotate the elastic reset member 4 relatively to the operation portion, and the user can rotate the elastic reset member 4 relatively to the transmission member 1 by pressing the operation portion to rotate the elastic reset member, thereby the elastic reset member is convenient to rotate the elastic reset member.

More specifically, as shown in fig. 4, 5 and 11, the unidirectional transmission member 5 includes a rack connecting arm 51 and a plurality of bending elastic racks 52, the unidirectional transmission member 5 is installed in the outer casing 1 through the rack connecting arm 51, the bending elastic racks 52 includes a first section 521 close to the rack connecting arm 51 and a second section 522 far away from the rack connecting arm 51, the first section 521 of the bending elastic racks 52 is combined with the rack connecting arm 51 into an integrated structure, the second section 522 of the bending elastic racks 52 is meshed with the first gear 25 to drive the first gear 25 to rotate, the inner wall of the outer casing 1 is provided with a plurality of limit protrusions 15 matched with the bending elastic racks 52, the limit protrusions 15 are distributed in a penetrating manner with the first section 521 of the bending elastic racks 52, the limit protrusions 15 are abutted with the side wall of the first section 521 of the bending elastic racks 52, a plurality of limit protrusions 15 distributed in a penetrating manner with the first section 521 of the bending elastic racks 52 are arranged on the inner wall of the outer casing 1, the first section 521 of each bending elastic rack 52 is abutted against one limiting protrusion 15 on the side opposite to the bending direction, so as to prevent the bending elastic racks 52 from being deformed reversely, the bending elastic racks 52 can drive the first gear 25 to rotate in a single direction more efficiently, when the core replacing component 2 slides to extend out of the adhesive head 21, the second section 522 of the bending elastic racks 52 acts opposite to the first gear 25, the bending elastic racks 52 drive the first gear 25 to rotate in the direction of releasing the double-sided adhesive tape, so that each time the adhesive head 21 extends out, a new double-sided adhesive tape is rotated to the head 211 of the adhesive head 21, when the core replacing component 2 slides to retract the adhesive head 21, the first gear 25 acts opposite to the second section 522 of the bending elastic racks 52, the bending elastic racks 52 deform in the bending direction to avoid the first gear 25 through the second section 522, so that the first gear 25 does not rotate around the axis thereof, thereby ensuring that the double-sided tape does not rotate back, and ensuring that the double-sided tape always rotates along a single direction even if a unidirectional ratchet structure is not arranged on the gear seat 28, and the double-sided tape is more reliable to use.

Example five

As shown in fig. 12 and 13, this embodiment provides a double faced adhesive tape dispenser according to any one of the first to third embodiments, which has the same structure as the cited embodiment of the first to third embodiments, wherein the driving member 4 is slidably connected with the outer casing 1, the driving member 4 can slide relative to the outer casing 1 by applying a force to the operation portion 41, the outer casing 1 slides the inner casing 3 and the core replacing assembly 2 by sliding, the transmission portion 42 is a sliding block structure, the guide portion 32 is an inclined sliding rail structure, the sliding block structure is slidably matched with the inclined sliding rail structure, the driving member 4 is connected with an elastic reset member 6, the driving member 4 slides and resets through the elastic reset member 6, the elastic reset member 6 is a spring in this embodiment, when the user applies a force to the operation portion 41, the driving member 4 is forced to drive the sliding block structure towards the core replacing assembly 2, the sliding block structure abuts against the inclined sliding rail structure and has a relative force, so that the driving member 3 drives the core replacing assembly 2 to slide outwards to extend out of the rubber head 21, when the user releases the operation portion 41, the driving member 4 automatically resets through the elastic reset member 6, and the transmission efficiency is high.

More specifically, as shown in fig. 13, the driving member 4 and the unidirectional transmission member 5 are in an integral structure, the driving member 4 extends towards the first gear 25 to form a rod portion, the unidirectional transmission member 5 is in a rack structure arranged on the rod portion, the driving member 4 and the unidirectional transmission member 5 are arranged in an integral structure, so that the driving member 4 and the guiding transmission structure are more labor-saving and convenient to install, the unidirectional transmission member 5 is in a rack structure arranged on the rod portion of the driving member 4, when a user applies force to the operation portion 41, the driving member 4 is stressed to slide towards the core replacing assembly 2, the rack structure slides to be meshed with the first gear 25, at the moment, the elastic reset member 6 is in a compression stress state, the driving member 4 drives the core replacing assembly 2 to slide, the rack structure has relative effort with first gear 25, rack structure drive first gear 25 rotates along the direction of letting out the double-sided tape, make the gluey head 21 stretch out at every turn and have new double-sided tape to be rotated to the head 211 of gluey head 21, when the user loosens operating portion 41, driving piece 4 slides and resets under the effect of elasticity reset piece 6, make rack structure slide and reset, rack structure breaks away from with first gear 25 in order to dodge first gear 25, first gear 25 does not rotate when making core replacement assembly 2 slide the withdrawal gluey head 21, thereby guarantee that the double-sided tape can not rotate the back, even if not set up unidirectional ratchet structure at gear seat 28 and also guarantee that the double-sided tape rotates along single direction all the time, use more reliably.

More specifically, the driving element 4 is slidably connected with the outer casing 1, the operating portion 41 is slidably connected with the second opening 13, and the operating portion 41 is in a knob shape, so that a user can apply force to operate the driving element 4 to slide, and the structure is simple.

Example six

As shown in fig. 14 and 15, this embodiment provides a double faced adhesive tape dispenser based on any one of the first to third embodiments, the double faced adhesive tape dispenser has the same structure as the cited embodiment of the first to third embodiments, in which, the driving member 4 is slidably connected with the outer housing 1, the driving member 4 can slide relative to the outer housing 1 by applying force to the operation portion 41, the outer housing 1 drives the inner housing 3 and the core replacing assembly 2 to slide by sliding, the transmission portion 42 is a sliding block structure, the guiding portion 32 is an inclined sliding rail structure, the sliding block structure is slidably matched with the inclined sliding rail structure, the driving member 4 is connected with an elastic reset member 6, the driving member 4 slides and resets by the elastic reset member 6, in this embodiment, the elastic reset member 6 is a spring, when the user applies force to the operation portion 41, the driving member 4 is forced to drive the sliding block structure to the core replacing assembly 2, the sliding block structure abuts against the inclined sliding rail structure and has a relative force, thereby driving the inner housing 3 to slide the core replacing assembly 2 to extend out of the rubber head 21, when the user releases the operation portion 41, the driving member 4 automatically resets by the elastic reset member 6, and the transmission efficiency is high.

More specifically, as shown in fig. 15, the driving member 4 and the unidirectional transmission member 5 are in an integral structure, the driving member 4 extends towards the first gear 25 to form a rod portion, the unidirectional transmission member 5 is in a rack structure arranged on the rod portion, the driving member 4 and the unidirectional transmission member 5 are arranged in an integral structure, so that the driving member 4 and the guiding transmission structure are more labor-saving and convenient to install, the unidirectional transmission member 5 is in a rack structure arranged on the rod portion of the driving member 4, when a user applies force to the operation portion 41, the driving member 4 is stressed to slide towards the core replacing assembly 2, the rack structure slides to be meshed with the first gear 25, at the moment, the elastic reset member 6 is in a compression stress state, the driving member 4 drives the core replacing assembly 2 to slide, the rack structure has relative effort with first gear 25, rack structure drive first gear 25 rotates along the direction of letting out the double-sided tape, make the gluey head 21 stretch out at every turn and have new double-sided tape to be rotated to the head 211 of gluey head 21, when the user loosens operating portion 41, driving piece 4 slides and resets under the effect of elasticity reset piece 6, make rack structure slide and reset, rack structure breaks away from with first gear 25 in order to dodge first gear 25, first gear 25 does not rotate when making core replacement assembly 2 slide the withdrawal gluey head 21, thereby guarantee that the double-sided tape can not rotate the back, even if not set up unidirectional ratchet structure at gear seat 28 and also guarantee that the double-sided tape rotates along single direction all the time, use more reliably.

More specifically, the driving member 4 is slidably connected to the outer housing 1, the operating portion 41 is slidably connected to the second opening 13, and the operating portion 41 is button-shaped, so that the user applies force to operate the driving member 4 to slide, and the structure is simple.

Example seven

As shown in fig. 2, 3, 9 and 10, the present embodiment provides a double faced adhesive tape dispenser based on any one of the fourth to sixth embodiments, which has the same structure as the cited embodiment of the fourth to sixth embodiments, wherein one side of the inner housing 3 is in transmission connection with the driving member 4, the other side of the inner housing 3 is provided with a fourth opening 33 adapted to the core replacing assembly 2, the core replacing assembly 2 can enter and exit the inner housing 3 through the fourth opening 33, the outer wall of the core replacing assembly 2 is provided with an elastic protrusion 29, the inner housing 3 is provided with a mounting hole 34 adapted to the elastic protrusion 29, the core replacing assembly 2 is limited in the inner housing 3 by inserting the elastic protrusion 29 into the mounting hole 34, the inner housing 3 is arranged to mount the core replacing assembly 2 through the fourth opening 33 far from one side of the driving member 4, the core replacing assembly 2 can enter and exit the inner housing 3 through the fourth opening 33, the fourth opening 33 is arranged far from the driving member 4, the core replacing assembly 2 is prevented from interfering with the core replacing assembly 2, the inner housing 2 is more conveniently replaced, and the inner housing 2 is prevented from entering the mounting hole 29 is automatically removed from the mounting hole by inserting the inner housing 3, and the inner housing 2 is prevented from being separated from the mounting hole by the elastic protrusion 3, and the mounting hole is improved in stability.

More specifically, the outer casing 1 is provided with flip 7 near fourth opening 33 one side, flip 7 one end is connected with outer casing 1 rotation, flip 7 can outwards rotate and open in order to expose fourth opening 33, the flip 7 other end is connected with outer casing 1 elasticity buckle, flip 7 and outer casing 1 pass through elasticity buckle and connect the lid and close, the user can release the buckle locking through the application of force in flip 7's the other end, flip 7 one end is connected with outer casing 1 rotation, the other end is connected with outer casing 1 elasticity buckle, the user is through pressing flip 7's the other end for flip 7 releases the buckle locking, outwards rotate flip 7 can expose fourth opening 33, the user can directly take out or pack into and replace core subassembly 2 through fourth opening 33, easy to use is laborsaving, it is more convenient to change and replace core subassembly 2.

The present application is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present application can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present application fall within the scope of the present application.

Claims (18)

1. The utility model provides a double faced adhesive tape dispenser, includes shell body (1), its characterized in that still includes to slide mounting in shell body (1) replace core subassembly (2), replace core subassembly (2) including gluey head (21), the double faced adhesive tape winds in replacing core subassembly (2) around gluey head (21), shell body (1) is equipped with first opening (11) that supply gluey head (21) stretches out and draws back, the head (211) of gluey head (21) are planar structure, shell body (1) install with replace core subassembly (2) transmission connection's driving piece (4) and elasticity limit structure (12), replace core subassembly (2) and elasticity limit structure (12) between be connected through connecting portion (31), connecting portion (31) cooperate with elasticity limit structure (12) in order to slide limit to replace core subassembly (2), when user's application of force in driving piece (4), driving piece (4) atress drive replace core subassembly (2) and stretch out for gluey head (21) atress is relative to elasticity limit structure (12), when user's (4) is loosen and is connected (21) and is kept the elastic limit structure and is used for the state is held to glue with stretching out, the double-sided adhesive tape of the head (211) of the adhesive head (21) is adhered to the surface of the adhesive to be used, and the adhesive head (21) is stressed to overcome the acting force of the elastic limiting structure (12) so as to drive the core replacement assembly (2) to reversely slide and reset.

2. The double-sided tape dispenser according to claim 1, wherein the core replacing component (2) comprises a core ring (22) and a tape winding ring (23), a tape roll (24) is arranged on the core ring (22), double-sided tape of the tape roll (24) bypasses the tape head (21) and is wound on the tape winding ring (23), the core ring (22) is connected with a first gear (25), the tape winding ring (23) is connected with a second gear (26), and the first gear (25) is in meshed transmission with the second gear (26).

3. A double-sided tape dispenser according to claim 2, wherein the outer housing (1) is internally provided with a unidirectional transmission member (5) connected with the first gear (25) or the second gear (26), when the core replacing assembly (2) slides to enable the tape head (21) to extend, the core replacing assembly (2) slides outwards relative to the unidirectional transmission member (5), and the unidirectional transmission member (5) drives the first gear (25) or the second gear (26) to rotate, so that the double-sided tape is discharged by rotating the tape core ring (22), and meanwhile the double-sided tape is reversely retracted by rotating the tape winding ring (23).

4. A double-sided tape dispenser according to claim 3, wherein the unidirectional transmission member (5) has a rack structure, the rack structure is engaged with the first gear (25), when the core replacement assembly (2) slides to extend the tape head (21), the first gear (25) rotates in a direction of releasing the double-sided tape under the action of the rack structure, and the second gear (26) rotates in a reverse direction under the action of the first gear (25) to retract the double-sided tape.

5. A double faced adhesive tape dispenser according to claim 3, wherein the unidirectional transmission member (5) comprises a rack connecting arm (51) and a plurality of bending elastic racks (52), a plurality of limiting protrusions (15) matched with the bending elastic racks (52) are arranged on the inner wall of the outer casing (1), and the bending elastic racks (52) and the limiting protrusions (15) are in penetrating distribution.

6. A double faced adhesive tape dispenser according to claim 3, wherein the driving member (4) and the unidirectional transmission member (5) are of an integral structure, the driving member (4) extends toward the first gear (25) to form a rod portion, and the unidirectional transmission member (5) is of a rack structure arranged on the rod portion.

7. A double sided tape dispenser according to claim 3, characterized in that the core replacing assembly (2) comprises a core seat (27) and a gear seat (28), the core ring (22) and the tape winding ring (23) are both mounted on the core seat (27), the first gear (25) and the second gear (26) are both mounted on the gear seat (28), the gear seat (28) is provided with a first unidirectional ratchet (281) adapted to the first gear (25), and/or the gear seat (28) is provided with a second unidirectional ratchet adapted to the second gear (26).

8. The double faced adhesive tape dispenser according to claim 1, wherein the inner housing (3) adapted to the core replacing assembly (2) is slidably mounted in the outer housing (1), the core replacing assembly (2) is detachably mounted in the inner housing (3), the core replacing assembly (2) is in transmission connection with the driving piece (4) through the inner housing (3), the connecting portion (31) is arranged on the outer side wall of the inner housing (3), and the core replacing assembly (2) is in transmission connection with the elastic limiting structure (12) through the inner housing (3).

9. The double faced adhesive tape dispenser according to claim 8, wherein the connecting portion (31) is a protruding structure arranged on the outer side wall of the inner casing (3), the elastic limiting structure (12) is an elastic sliding rail structure arranged on the side wall of the outer casing (1), the protruding structure is clamped up and down by the elastic sliding rail structure to enable the replacement core assembly (2) to slide and limit, the elastic sliding rail structure is arranged along the length direction of the dispenser, and when the replacement core assembly (2) slides under force, the protruding structure slides along the elastic sliding rail structure under force.

10. The double-sided tape dispenser according to claim 9, wherein a third opening (14) corresponding to the connecting portion (31) is provided on the side wall of the outer casing (1), a first elastic rib (141) is provided in the third opening (14), the first elastic rib (141) vertically divides the third opening (14) into an operation groove (142) and a clearance groove (143), and the operation groove (142) is configured as an elastic limiting structure (12).

11. The double-sided tape dispenser according to claim 10, wherein the first elastic rib (141) is in an inverted U shape in the third opening (14), and the width dimensions of the two ends of the running groove (142) are larger than the width dimension of the middle of the running groove (142).

12. The double faced adhesive tape dispenser according to claim 9, wherein a fifth opening (16) corresponding to the connecting portion (31) is provided on the side wall of the outer casing (1), two second elastic ribs (161) are provided in the fifth opening (16), an elastic sliding rail structure is formed between the two second elastic ribs (161), and the two ends of the elastic sliding rail structure are larger than the middle of the elastic sliding rail structure.

13. The double-sided tape dispenser according to claim 8, wherein the driving member (4) is provided with an operation portion (41) for applying force to a user, the outer housing (1) is provided with a second opening (13) for the operation portion (41) to penetrate, the driving member (4) is further provided with a transmission portion (42), the inner housing (3) is provided with a guide portion (32) matched with the transmission portion (42), when the user applies force to the operation portion (41), the operation portion (41) drives the driving member (4) to move, and the driving member (4) acts on the guide portion (32) through the transmission portion (42) so that the inner housing (3) and the core replacing assembly (2) slide outwards to extend out of the adhesive head (21).

14. The double-sided tape dispenser according to claim 13, wherein the driving member (4) is rotationally connected with the outer casing (1), the transmission part (42) is of a hook structure, the connection part (31) is configured as a guiding part (32), the connection part (31) is in sliding fit with the hook structure, when a user applies force to the operation part (41), the driving member (4) is stressed to drive the hook structure to rotate, so that the hook structure and the connection part (31) relatively slide, and the inner casing (3) and the core replacement assembly (2) are driven to slide outwards to extend the adhesive head (21); the driving piece (4) is connected with an elastic resetting piece (6), and the driving piece (4) is rotationally reset through the elastic resetting piece (6).

15. The double-sided tape dispenser according to claim 13, wherein the driving member (4) is slidably connected with the outer casing (1), the transmission part (42) is a slide block structure, the guiding part (32) is an inclined slide rail structure, the slide block structure is slidably matched with the inclined slide rail structure, and when a user applies force to the operation part (41), the driving member (4) is forced to slide so that the slide block structure and the inclined slide rail structure slide relatively, and the refill assembly (2) is driven to slide outwards to extend out of the adhesive head (21); the driving piece (4) is connected with an elastic resetting piece (6), and the driving piece (4) is in sliding resetting through the elastic resetting piece (6).

16. The double-sided adhesive tape dispenser according to claim 13, wherein the operation portion (41) is slidably connected to the second opening (13), and the operation portion (41) is in a push button shape or the operation portion (41) is in a push button shape.

17. The double faced adhesive tape dispenser according to claim 8, wherein one side of the inner housing (3) is in transmission connection with the driving piece (4), a fourth opening (33) adapted to the core replacing component (2) is formed in the other side of the inner housing (3), the core replacing component (2) can enter and exit the inner housing (3) through the fourth opening (33), an elastic bulge (29) is formed in the outer wall of the core replacing component (2), a mounting hole (34) adapted to the elastic bulge (29) is formed in the inner housing (3), and the core replacing component (2) is limited in the inner housing (3) by inserting the elastic bulge (29) into the mounting hole (34).

18. The double-sided tape dispenser according to claim 17, wherein a flip cover (7) is disposed on a side of the outer casing (1) close to the fourth opening (33), one end of the flip cover (7) is rotatably connected with the outer casing (1), and the other end of the flip cover (7) is elastically buckled with the outer casing (1).