CN206653819U

CN206653819U - A kind of correction tape

Info

Publication number: CN206653819U
Application number: CN201720103975.6U
Authority: CN
Inventors: 吴航
Original assignee: Cultural Goods Co Ltd Is Raised By Quanzhou City One
Current assignee: Cultural Goods Co Ltd Is Raised By Quanzhou City One
Priority date: 2017-01-24
Filing date: 2017-01-24
Publication date: 2017-11-21
Anticipated expiration: 2027-01-24

Abstract

The utility model discloses a kind of correction tape, including correction tape main body, correction tape main body includes control unit and the moving member with pressure mouth, control unit controls the movement of moving member, control unit is provided with sliding block, moving member is provided with the stopper slot being adapted with sliding block, and moving member and/or control unit are correspondingly provided with to provide the dashpot of bar stroke for the control unit.Moving member is provided with shell fragment, the madial wall of housing is provided with the limit convex edge being engaged with shell fragment, limit convex edge is provided with positioning convex, position is pushed up along formation in the side of positioning convex with limit convex, using the end of shell fragment as button pin, the button pin is limited at the top position, and control unit is provided with the supporting part being engaged with shell fragment.After pushing away nozzle, button pin is limited at the position of top, completes self-locking, and when receiving nozzle, control unit is completed to dally by dashpot, and supporting part extrusion elastic disengages it from the spacing of limit convex edge when idle running, and then is easily accomplished and is received nozzle operation.

Description

A kind of correction tape

Technical field

A kind of correction tape is the utility model is related to, more particularly to a kind of correction tape.

Background technology

At present, correction tape is articles for use indispensable in a kind of modern handle official bussiness, study, and correction tape in the market is usual Pressure mouth cap equipped with a protection pressure mouth, opens the pressure mouth cap during use, when not in use covers the pressure mouth cap of the separation again, There are some defects in this kind of structure design, on the one hand it needs the opening made repeatedly and covers operation in use, using more Trouble；On the other hand the pressure mouth cap of separation is easily lost in use, is often caused by the protection of no pressure mouth cap Act on and the problems such as the damaging that be damaged, in turn result in whole correction tape scraps defect in advance.

For separating the problem of pressure mouth cap is easy to be lost, occurs the correction tape of pressure mouth concertina type at present.A kind of such as patent No. For 201520330338.3, patent name is in the patent of " a kind of flexible pen type correction tape ", by tilting position limit arm during use With withdrawing detent and stretching out the cooperation of detent, the stretching or withdrawal of pressure mouth are realized.But in recovery operation, Need to use larger power that the free end end " strong " for tilting position limit arm could be enabled to skid off to stretch out outside detent.Separately A kind of correction tape of concertina type, although stretching or recovery operation can be easily accomplished, when being used after pushing away nozzle Wait, pressure mouth is easily acted on and withdrawn by external force, influences to use.

In consideration of it, inventor has made intensive studies the problem of presence for the correction tape of existing pressure mouth concertina type, Thus this case produces.

Utility model content

In view of this, the purpose of this utility model, which is to provide after one kind pushes away nozzle, can realize auto-lock function, that is, push away after nozzle When drawing band, correction tape that pressure mouth will not be squeezed power and withdraw, and when receiving nozzle, the correction tape for the unblock that can easily thread off.

In order to reach above-mentioned purpose, the technical solution of the utility model is：

A kind of correction tape, including correction tape main body, the correction tape main body include housing, correction tape body, reel releasing mechanism, control Part processed and the moving member with pressure mouth, the correction tape body and the reel releasing mechanism are in the housing, the correction tape For body around the pressure mouth and on the reel releasing mechanism, the control unit controls the movement of the moving member, the control Part processed is provided with sliding block, and the moving member is provided with the stopper slot being adapted with the sliding block, the moving member and/or the control Part is correspondingly provided with to provide the dashpot of bar stroke, the length of the dashpot and the control for the control unit The bar stroke of part matches；

One end of the moving member away from its pressure mouth is provided with shell fragment, and the madial wall of the housing is in the corresponding of the shell fragment Position male is provided with the limit convex edge that is engaged with the shell fragment, and the limit convex is along being provided with positioning convex, and the one of the positioning convex Side, along formed with top position, is limited at the top position, the control with the limit convex by button pin, the button pin of the end of the shell fragment Part processed is provided with extrudes the shell fragment so that the shell fragment departs from the spacing supporting part in the top position when it dallies.

The control unit is knob structure, and the control unit includes the knob and biography of integral type or assembled connection Moving part, the sliding block are located at the free end of the driving member, and the sliding block is interspersed in the stopper slot, and the dashpot opens up On the driving member, the opening position of one end of the dashpot in described stopper slot one end is connected with the stopper slot, and Formed with angle between the length direction of the length direction of the dashpot and the stopper slot.

The supporting part is supporting plate, the supporting plate is integrally attached on the bottom wall of the knob to present with the shell fragment, Position corresponding to lower.

The control unit is knob structure, and the control unit includes the knob and driving member of assembled connection, described Driving member includes the middle part and connecting rod of integral type connection, is convexly equipped with projection on the bottom wall of the knob, the middle part in The relevant position of the projection offers neck, and the shape of the neck is adapted with the projection, and the dashpot is opened in Position corresponding with the projection on the middle part, and the dashpot is connected to form loose slot with the neck, it is described The length of loose slot is more than the corresponding length of the cross section of the projection, and the width of the loose slot is more than the thickness of the projection Degree, the projection are inserted in the neck, and the projection is provided with the grab for preventing the projection from departing from the neck.

The projection that the control unit also includes keeping the knob is in the elastic component of the initial position in the neck.

The elastic component is torsion spring, and the torsion spring is located between the knob and the middle part, and the torsion spring has the One torque arm and the second torque arm, the middle part are provided with the first installation position for installing the torsion spring, the grab and the middle part Between be fixedly installed in formed with the second installation position, first torque arm on first installation position, second torque arm is fixed It is installed on the second installation position.

The elastic component is elastic bar, and the elastic bar includes fixing end and free end, and the fixing end is fixed on On the middle part, the knob is provided with the blend stop being engaged with the free end.

The end edge of the button pin of the shell fragment is convexly equipped with reinforcement and pushes away coupling mechanism force or the reinforcement supporting part crushing failure at high speed after nozzle The convex edge of the shell fragment, the convex edge and the contact surface of the supporting part are inclined-plane.

The supporting part is supporting plate, the supporting plate is integrally attached on the bottom wall of the knob to present with the shell fragment, Position corresponding to lower, position corresponding with the supporting plate offers neck on the middle part,

The dashpot is opened in position corresponding with the supporting part on the middle part, and the dashpot with it is described Neck is connected to form loose slot, and the length of the loose slot is more than the length of the supporting plate, and the width of the loose slot is big In the thickness of the supporting plate, the supporting plate is interspersed in the neck, is limited in the loose slot.

After said structure, a kind of correction tape of the utility model, after pushing away nozzle, i.e., after the fully extended pressure mouth mouth of pressure mouth, bullet Backstop of the end of piece along the positioning convex by spacing convex edge, i.e. the positioning convex backstop shell fragment are moved toward nozzle direction is received, so, lead to The cooperation of shell fragment and limit convex edge is crossed, auto-lock function can be realized after nozzle is pushed away, prevents that moving member is due to by external force when drawing band And pressure mouth is driven toward moving in housing, or even withdraw in housing.Further, due to the setting of dashpot so that control unit With bar stroke, the button pin of extrusion elastic when idle running so that shell fragment by one with limit convex along extrusion elastic phase Equidirectional power, occur that the spacing deformation in top position can be departed from, when further rotating, control unit band spring plate easily departs from limit Position convex edge it is spacing, so, be easily accomplished dropout unblock, when further twisting, moving member is easily quickly in retraction housing, i.e., It is easily accomplished and receives nozzle operation.Compared with prior art, for the utility model when pushing away nozzle or receiving nozzle, operation is easily quick, and When drawing band, stopper slot produces the coupling mechanism force for preventing that pressure mouth midway from withdrawing.

Brief description of the drawings

Fig. 1 is a kind of structural representation threaded off that dallies of the utility model；

Fig. 2 is a kind of structural representation threaded off that dallies of the utility model (first point of lid is not shown)；

Fig. 2 a are the structural representation of the control unit in the utility model；

Fig. 3 is the control unit of embodiment one and the fit structure schematic diagram of moving member in the utility model；

Fig. 4 is the structural representation (first point of lid is not shown) of the utility model embodiment two；

Fig. 4 a are the structural representation of the driving member of embodiment two in the utility model；

Fig. 5 is the fit structure schematic diagram of the knob and driving member in the utility model embodiment two；

Fig. 6 is the fit structure schematic diagram of the control unit and moving member in the utility model embodiment two；

Fig. 7 is the fit structure schematic diagram of the knob and driving member in the utility model embodiment three；

Fig. 8 is the fit structure schematic diagram of the control unit and moving member in the utility model embodiment three.

In figure：

Housing -1；Pressure mouth mouth -11；

First point of lid -12；Second point of lid -13；

Reel releasing mechanism -3；Control unit -4；

Sliding block -41；Knob -42；

Driving member -43；Middle part -431；

Connecting rod -432；Projection -433；

Neck -434；Grab -435；

Torsion spring fulcrum -436；Dashpot -437；

Supporting part -44；Elastic component -45；

Fixing end -451；Free end -452；

Blend stop -46；Moving member -5；

Pressure mouth -51；Drive end -52；

Shell fragment -61；Limit convex is along 62

Positioning convex -63；Push up position -64；

Detain pin -65；Convex edge -66；

Inclined-plane -67.

Embodiment

In order to which the technical solution of the utility model is explained further, the utility model is entered below by specific embodiment Row elaborates.

A kind of correction tape of the utility model, as shown in Fig. 1-3 and 2a, including correction tape main body, the correction tape main body include Housing 1, correction tape body (not shown), reel releasing mechanism 3, control unit 4 and moving member 5, moving member 5 are provided with pressure mouth 51, correction tape Body and reel releasing mechanism 3 are in housing 1, and around pressure mouth 51 and on reel releasing mechanism 3, control unit 4 controls correction tape body The movement of moving member 5, and then control the stretching and withdrawal of pressure mouth 51.In the utility model, correction tape body and reel releasing mechanism 3 are Known technology, it is not repeated herein.

Embodiment one

In the present embodiment, control unit 4 is knob structure, including sliding block 41, knob 42, driving member 43 and supporting part 44. Knob 42 is operating portion.Driving member 43 is shaft-like to connect, and knob 42 be circular lid shape, including bottom wall with enclose in bottom wall week edge Side wall, the lateral wall of knob 42 is densely covered with anti-sliding burr, is easy to twist operation.Supporting part 44 is on the bottom wall of knob 42. Supporting part 44 is the supporting plate in knuckle shape, and driving member 43 includes fixing end and free end.Its fixing end integral type is connected to rotation The week of button 42 is at.Sliding block 41 is cylindrical, has fixing end and free end, and its fixing end integral type is connected to driving member 43 Free end.Pressure mouth mouth 11 is offered on the end face of the one end of housing 1 along its length, housing 1 includes passing through projection and groove Cooperation cover first point of lid 12 and second point of lid 13 together.Knob 42 is rotatably connected in first point of lid 12 away from pressure mouth One end of mouth 11.

Moving member 5 is in bar strip, is clamped between first point of lid 12 and second point of lid 13, moving member 5 include pressure mouth end and Drive end 52, the side wall relative with first point of lid 12 of drive end 52 are provided with stopper slot 53.The free end of sliding block 41 is limited in In the groove 53 of position.The groove width of stopper slot 53 is more than the diameter of sliding block 41.Drive end 52 is provided with first point of relative side wall of lid 12 Dashpot 54, dashpot 54 is relative to be located at side of the stopper slot 53 along its groove width direction, and corresponding to the bottom of stopper slot 53, delays Opening position of the one end of jet-bedding 54 in the one end of stopper slot 53 is connected with stopper slot 53, and the length direction of dashpot 54 with it is spacing Formed with angle between the length direction of groove.It should be noted that the set location of the relative limit groove 53 of dashpot 54 can foundation The factors such as the set location of the direction of motion and stopper slot during above-mentioned knob structure rotation carry out accommodation.Dashpot 54 is Knob 42 provides bar stroke, and the length and the bar stroke of knob 42 of dashpot 54 match.

Using the orientation shown in Fig. 2 as reference azimuth, one end of the moving member 5 away from pressure mouth 51 is extended with shell fragment 61, shell fragment 61 are located at the upper end position of relative movable parts 5.The madial wall of second point of lid 13 is convexly equipped with and shell fragment in the relevant position of shell fragment 61 61 limit convexes being engaged are along 62.Limit convex is relative located at the tops of shell fragment 61 along 62.Limit convex is provided with positioning convex 63 along 62, The side of positioning convex 63 forms along 62 with limit convex and pushes up position 64.Using the end of shell fragment 61 as button pin 65, limit convex is along 62 with detaining Pin 65, which is gone to upper and lower, to be correspondingly arranged.So, button pin 65 can be limited at the position 64 of top.Supporting part 44 is integrally attached to the bottom of knob 42 On wall corresponding position is gone to upper and lower with shell fragment 61.The end edge for detaining pin 65 is convexly equipped with convex edge 66.The contact with supporting part 44 of convex edge 66 Face is inclined-plane 67, and the Convenient button pin 65 of inclined-plane 67 departs from the spacing of top position 64 when threading off, while inclined-plane 67 can be easy to supporting part 44 Crushing failure at high speed button pin 65 causes shell fragment 61 quickly to produce deformation, and then is rapidly separated the spacing of top position 64.Meanwhile after pushing away nozzle, it is convex Along 66 can strengthen detain pin 65 be limited in top position 64 at coupling mechanism force.

After said structure, a kind of correction tape of the utility model, withdrawn completely with pressure mouth 1 in housing 1 as original state, The state is also receipts nozzle state.By taking correction tape laying state shown in Fig. 1 as an example, when pushing away nozzle, knob 42, moving member are twisted clockwise 5 move toward the direction of pressure mouth mouth 11, and after pushing away nozzle, i.e., after the fully extended pressure mouth mouth 11 of pressure mouth 51, button pin 65 is determined by spacing convex edge 62 Toward nozzle direction is received, i.e. pressure mouth 51 moves toward the direction of drive end 52 for the backstop of position projection 63, i.e. the backstop shell fragment 61 of positioning convex 63, So by detaining pin 65 with limit convex along 62 cooperation, auto-lock function can be realized after nozzle is pushed away, is prevented when drawing band, moving member 5 Due to being driven pressure mouth 11 by external force toward moving in housing 1, or even withdraw in housing 1.

When receiving nozzle, knob 42 is twisted counterclockwise, when just starting to twist, because the setting of dashpot 54 causes control unit Part 4 has bar stroke.In the present embodiment, the idle angular of the offer of bar stroke is preferably 8 °.When idle running, supporting part 44 rotate, and are pressed down against detaining pin 65, button pin 65 is promoted shell fragment 61 to be bent downwardly by a downward power F1, power F1 Deformation, and then the upper side for scratching the convex edge 66 of pin 65 is less than the height of downside of the limit convex along 62 positioning convex 63, in sky During turning, sliding block 41 in being moved in dashpot 54 with direction of rotation, is not sent out between control unit 4 and moving member 5 simultaneously Raw relative motion.When idle running further rotates after terminating, sliding block 41 extrudes the cell wall of stopper slot 53, is applied to 5 one receipts of moving member The power F2 of nozzle, so moving member 5 easily depart from spring plate 61 limit convex along 62 it is spacing, that is, detain pin 65 depart from top position 64, So, it is easily accomplished dropout unblock.So, for the utility model after 8 ° of idle running is completed, moving member 5 is light in the presence of external force In loose quick retraction housing 1, that is, it is easily accomplished and receives nozzle operation.

After the completion of nozzle is received, stop to after the twisting of knob 42, supporting part 44 stops extrusion elastic 61, and shell fragment 61 is completed Reset.

Embodiment two

As shown in Fig. 4-6 and 4a, the present embodiment and the difference of embodiment one are：The structure and stopper slot of control unit 4 53 structure.

In the present embodiment, stopper slot 53 is adapted with sliding block 41, is not extended provided with the extension for providing bar stroke.

In the present embodiment, there is provided the dashpot of bar stroke is on control unit 4.Control unit 4 is knob structure, bag Include sliding block 41, knob 42, driving member 43 and elastic component 45.Knob 42 is operating portion.Driving member 43 is included in integral type connection Part 431 and connecting rod 432.Connecting rod 432 includes fixing end and free end.Its fixing end integral type is connected to middle part 431 Week along at.Two projections being oppositely arranged 433 and supporting part 44 are convexly equipped with the bottom wall of knob 42.Projection 44 is convex for arc Block, supporting part 44 are the supporting plate of arc, and the supporting plate is fixed on the bottom wall of knob 42, and are gone to upper and lower with button pin 65 corresponding Setting.Using the orientation shown in Fig. 5 as reference azimuth, two projections 433 are distributed in left side respectively and right side, supporting part 44 are set In lower end, middle part 431 offers three necks 434, neck respectively in the relevant position of two projections 433 and supporting part 44 Shape of 434 shape respectively with corresponding projection 433 and supporting part 44 is adapted.Middle part 431 is in two projections 433 and branch The relevant position of support part 44 offers the identical dashpot 437 of three length respectively, and three dashpots 437 are located at three accordingly respectively The one end of individual neck 434 along its length.Three dashpots 437 neck 434 corresponding with three is respectively connected with leading to, and dashpot 437 is equal with the width of neck 434.Dashpot 437 and neck 434 corresponding to so be collectively forming loose slot, and then causes Part 431 has a bar stroke relative to projection 433 or supporting part 44.

The groove width of neck 434 is slightly larger than respective bump 433 or the thickness of supporting part 44.Projection 433 is inserted and is limited in In corresponding neck 434.Projection 433 is provided with the grab 435 for preventing projection 433 from departing from neck 434.Supporting part 44 inserts neck In 434 and it is limited in corresponding neck 434.The cross section of projection 433 and supporting part 44 is cambered surface, the groove of above-mentioned loose slot Length is respectively greater than respective bump 433 and the length of supporting part 44.Projection 433 can be in movable in above-mentioned loose slot.

The length of dashpot 437 and the bar stroke of control unit 4 match.Dashpot 437 is the offer activity of projection 433 Stroke, i.e. dashpot 437 provide bar stroke for rotation of the knob 42 relative to driving member 43.Driving member 43 passes through card with knob 42 Together with groove 434 and the cooperation assembled of projection 433.Knob 42 is circular lid shape, and the lateral wall of knob 42 is densely covered with anti-skidding Burr, it is easy to twist operation.

In the present embodiment, elastic component 45 is torsion spring.With the first torque arm and the second torque arm.With 51 fully extended pressure mouth of pressure mouth State outside mouth 11 and when control unit 4 is not twisted is the original state before idle running.Torsion spring is used to keep control unit 4 empty Original state before turning.Middle part 431 is provided with the first installation position 436, and grab 435 corresponds to 434 weeks edges of neck with middle part 431 Position formed with the second installation position.Torsion spring is located between knob 42 and middle part 431, and the first torque arm of torsion spring is fixedly installed in First installation position 436, the second torque arm of torsion spring is fixedly installed in the second installation position, and the end hook of the second torque arm blocks projection 433, to drive projection 433 to move.Torsion spring promotes projection 433 to keep it in the initial position in neck 433, or in knob 42 Stop the rotation after operation, promote projection 433 to recover it to the initial position in neck 433.

After said structure, a kind of correction tape of the utility model, withdrawn completely with pressure mouth 1 in housing 1 as original state, The state is also receipts nozzle state.By taking correction tape laying state shown in Fig. 4 as an example, when pushing away nozzle, knob 42, moving member are twisted clockwise 5 move toward the direction of pressure mouth mouth 11, and after pushing away nozzle, i.e., after the fully extended pressure mouth mouth 11 of pressure mouth 51, button pin 65 is determined by spacing convex edge 62 Toward nozzle direction is received, i.e. pressure mouth 51 moves toward the direction of drive end 52 for the backstop of position projection 63, i.e. the backstop shell fragment 61 of positioning convex 63, So auto-lock function can be realized after nozzle is pushed away, is prevented when drawing band, moving member 5 along 62 cooperation by shell fragment 61 and limit convex Due to being driven pressure mouth 11 by external force toward moving in housing 1, or even withdraw in housing 1.Further,

When receiving nozzle, knob 42 is twisted counterclockwise, when just starting to twist, due to the setting of dashpot 437 so that control Part 4 has bar stroke.When idle running, supporting part 44 rotates, be pressed down against detain pin 65, button pin 65 by one to Under power F1, power F1 promotes shell fragment 61 to be bent downwardly deformation, and then the upper side for scratching the convex edge 66 of pin 65 is less than limit convex Along the height of the downside of 62 positioning convex 63, in idle cycle, projection 433 and supporting part 44 are respectively at corresponding neck Unidirectionally moved with direction of rotation in 434, now, relative motion does not occur between driving member 43 and moving member 5.Idle running terminates After when further rotating, sliding block 41 extrudes the cell wall of stopper slot 53, is applied to the power F2 of 5 one receipts nozzles of moving member, and then moving member 5 Easily depart from spring plate 61 limit convex along 62 it is spacing, that is, detain pin 65 depart from top position 64, so, be easily accomplished dropout solution Lock.So, the utility model is after completing to dally, and moving member 5 is in the presence of the external force easily quickly in retraction housing 1, i.e., It is easily accomplished and receives nozzle operation.

After the completion of nozzle is received, stop to after the twisting of knob 42, projection 433 and supporting part 44 are automatic due to the effect of torsion spring The opposite direction twisted toward receipts nozzle rotates motion clockwise, and then, supporting part 44 stops extrusion elastic 61, projection 433 initial positions returned to before idle running, operation is twisted when convenient next time receives nozzle, and then realize idle running.

Embodiment three

As shown in Fig. 4,7 and 8, the present embodiment and the difference of embodiment two are：The structure of the elastic component of control unit 4.

In the present embodiment, elastic component 45 is elastic bar.Elastic component 45 is elastic bar, and the elastic bar is by plastic material It is made, there is micro-elasticity.The elastic bar includes fixing end 451 and free end 452, and the end of fixing end 451 is matched somebody with somebody in being fixed on Body 431.And elastic bar level is fixed on middle part 431, in scarce gap-like between the elastic bar and middle part 431.Knob 42 Coordinate corresponding to the lower section of free end 452 provided with the blend stop 46 being engaged with free end 452, blend stop 46 with the elastic bar.

Using state when the fully extended pressure mouth mouth 11 of pressure mouth 51 is outer and control unit 4 is not twisted to be initial before idle running State.By taking the amendment laying state shown in Fig. 4 as an example, when pushing away nozzle, knob 42 is twisted clockwise, moving member 5 is toward the side of pressure mouth mouth 11 To motion, after pushing away nozzle, i.e. the fully extended pressure mouth mouth 11 of pressure mouth 51.When receiving nozzle, twist knob 42 counterclockwise, just started to twist when Wait, because the setting of dashpot 54 causes control unit 4 to have bar stroke.When idle running, the elastic bar is due to tool It is flexible, by being deformed upon during external force under the extruding of blend stop 46, after the completion of nozzle is received, stop to after the twisting of knob 42, Elastic bar is resetted, and now, blend stop 46 supports the elastic bar, and projection 433 and supporting part 44 are due to the backstop of blend stop 46 The opposite direction that effect is twisted toward receipts nozzle automatically rotates motion clockwise, after elastic bar resets completely, gear Bar 46 supports elastic bar, and supporting part 44 stops extrusion elastic 61, the initial position that projection 433 is returned to before idle running, convenient next time Operation is twisted when receiving nozzle, and then realizes idle running.

The cooperation of elastic bar and blend stop 46 can keep initial position of the projection 433 before the idle running in neck 434, or After knob 42 stops the rotation operation, projection 433 is promoted to recover it to the initial position before the idle running in neck 434.

It should be noted that in the utility model, the setting of above-mentioned dashpot size can be according to actually required bar stroke Carry out accommodation.In addition, simultaneously dashpot can be set in above-mentioned moving member and above-mentioned control unit respectively.

Above-described embodiment and accompanying drawing and non-limiting product form of the present utility model and style, any art The appropriate change or modification that those of ordinary skill is done to it, all should be regarded as not departing from patent category of the present utility model.

Claims

1. a kind of correction tape, including correction tape main body, the correction tape main body includes housing, correction tape body, reel releasing mechanism, control Part and the moving member with pressure mouth, the correction tape body and the reel releasing mechanism are in the housing, the correction tape body Around the pressure mouth and on the reel releasing mechanism, the control unit controls the movement of the moving member, and its feature exists In：The control unit is provided with sliding block, and the moving member is provided with the stopper slot being adapted with the sliding block, the moving member and/ Or the control unit is correspondingly provided with to provide the dashpot of bar stroke, the length of the dashpot for the control unit Match with the bar stroke of the control unit；

One end of the moving member away from its pressure mouth is provided with shell fragment, and the madial wall of the housing is in the corresponding position of the shell fragment Be convexly equipped with the limit convex edge being engaged with the shell fragment, the limit convex along being provided with positioning convex, the side of the positioning convex and The limit convex is limited at the top position, the control unit along formed with top position by button pin, the button pin of the end of the shell fragment Part is provided with extrudes the shell fragment so that the shell fragment departs from the spacing supporting part in the top position when it dallies.

A kind of 2. correction tape according to claim 1, it is characterised in that：The control unit is knob structure, the control The knob and driving member that part processed includes integral type or assembled connects, the sliding block are located at the free end of the driving member, The sliding block is interspersed in the stopper slot, and the dashpot is opened on the driving member, and one end of the dashpot is in institute The opening position for stating stopper slot one end is connected with the stopper slot, and the length of the length direction of the dashpot and the stopper slot Spend between direction formed with angle.

A kind of 3. correction tape according to claim 2, it is characterised in that：The supporting part is supporting plate, the supporting plate one Body is fixed on the bottom wall of the knob goes to upper and lower corresponding position with the shell fragment.

A kind of 4. correction tape according to claim 1, it is characterised in that：The control unit is knob structure, the control Part processed includes the knob and driving member of assembled connection, and the driving member includes the middle part and connecting rod of integral type connection, Projection is convexly equipped with the bottom wall of the knob, the middle part offers neck, the neck in the relevant position of the projection Shape be adapted with the projection, the dashpot is opened in position corresponding with the projection on the middle part, and institute State dashpot to be connected to form loose slot with the neck, the length of the loose slot is more than the corresponding of the cross section of the projection Length, the width of the loose slot are more than the thickness of the projection, and the projection is inserted in the neck, and the projection is provided with anti- Only the projection departs from the grab of the neck.

A kind of 5. correction tape according to claim 4, it is characterised in that：The control unit also includes keeping the knob Projection in the elastic component of the initial position in the neck.

A kind of 6. correction tape according to claim 5, it is characterised in that：The elastic component is torsion spring, and the torsion spring is located at Between the knob and the middle part, the torsion spring has the first torque arm and the second torque arm, and the middle part is provided with installation institute The first installation position of torsion spring is stated, is fixed between the grab and the middle part formed with the second installation position, first torque arm It is installed on first installation position, second torque arm is fixedly installed on the second installation position.

A kind of 7. correction tape according to claim 5, it is characterised in that：The elastic component is elastic bar, the elasticity Rib includes fixing end and free end, and the fixing end is fixed on the middle part, and the knob is provided with and the free end The blend stop being engaged.

8. according to a kind of correction tape described in claim any one of 1-7, it is characterised in that：The end of the button pin of the shell fragment is along convex Provided with strengthening pushing away coupling mechanism force after nozzle or strengthen the convex edge of shell fragment described in the supporting part crushing failure at high speed, the convex edge and the support The contact surface in portion is inclined-plane.

A kind of 9. correction tape according to claim 4, it is characterised in that：The supporting part is supporting plate, the supporting plate one Body is fixed on the bottom wall of the knob goes to upper and lower corresponding position with the shell fragment, on the middle part with the supporting plate pair The position answered offers neck, and the dashpot is opened in position corresponding with the supporting part on the middle part, and described Dashpot is connected to form loose slot with the neck, and the length of the loose slot is more than the length of the supporting plate, the work The width of dynamic groove is more than the thickness of the supporting plate, and the supporting plate is interspersed in the neck, is limited in the loose slot.