CN208220430U

CN208220430U - A kind of locking device

Info

Publication number: CN208220430U
Application number: CN201820696042.7U
Authority: CN
Inventors: 张波
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-11
Filing date: 2018-05-11
Publication date: 2018-12-11
Anticipated expiration: 2028-05-11

Abstract

The utility model discloses a kind of locking devices, are mainly used on people's daily life product (such as the clothes hanger to hang out), provide the function that is locked.The utility model includes: bottom case, main drive rack, secondary actuator, limits return unit, pawl, transmission gear, locking rack, face-piece, screw.Realize the locking and unlocking to foreign object (such as clothes-horse).The utility model solves the defect that existing product cannot be locked, and meets the pain spot demand of people, does not change the usage mode and traditional habit of existing product such as clothes hanger, just the same with existing common hanger when locking device does not start.The utility model is inherited now, is started future, unique structure, novel, compact, is had the extensive market demand and is promoted practical value.

Description

A kind of locking device

Technical field

The utility model belongs to the product scope more particularly to a kind of locking device of the household supplies of mankind's daily life.

The design scheme of the locking device of the utility model can incorporate among the whole design of finished product, and it is thin to become it The a part for saving design, also can be made a self-contained unit, the self-contained unit is not separately as the product of daily necessities Finished product, and the core component as finished product, i.e. a component or accessory, provide critical function for finished product, the component The accessory class product that can be used as semi-finished product class individually produces, and the finished product manufacturer in downstream is supplied in the form of accessory.

Background technique

Many dairy products in people's life in use can be because of external force due to the function that is not locked And oneself shift position, allow user to feel very uncomfortable.Such as: the most common common clothes hanger in family, due to not locking Function is fastened, always causes clothes hanger and the clothing of sunning to be blown off because of blowing, or blows to be extruded into together, or from clothes-horse One end blow all to be extruded into the other end, not only allow people very uncomfortable, also affect the drying effect of clothing, this clothing that commonly dries in the air The function of frame is also far from meeting the hope and demand of people.If clothes hanger this product over-assemble this dress of the invention It sets, or has incorporated this method of the invention in the whole design of product, clothes hanger is just made to be provided with the new function being locked, energy Enough it is fixed on any one position on clothes-horse, the clothing of clothes hanger and sunning would not be obtained shift position everywhere or be squeezed by wind To together.

All clothes hanger products on the market at present, all there are no the functions that is locked.The locking device of the utility model, Affiliated technical applications are to initiate, create and original.The locking device of the utility model can be used for a kind of this product of clothes hanger On, but it is not limited to a kind of this product of clothes hanger, it can be used on other products and the function being locked be provided for it.

Summary of the invention

In order to solve the deficiency that existing product lacks the function that is locked, people are better met to the function of dairy products Demand, the utility model provide a kind of locking device.

The purpose of this utility model is accomplished by the following way, a kind of locking device, comprising: bottom case, main driving Rack gear, secondary actuator limit return unit, pawl, transmission gear, locking rack, face-piece, screw.The main drive rack assembly Inside bottom case, secondary actuator superposition is assemblied in the upper surface of main drive rack, and limit return unit superposition is assemblied in main drive rack The upper surface of and secondary actuator the right, pawl is assemblied in the right of limit return unit, and transmission gear is assemblied in the upper of pawl in parallel Side, locking rack are assemblied in the right of transmission gear, finally assemble face-piece, and face-piece and bottom case are locked together with screw； Wherein, a dual drive system is constituted by main drive rack and secondary actuator, and by limit return unit and pawl and transmission gear On ratchet-gear wheel constitute one only rotary system, transmission gear be one include pinion gear and gear wheel and ratchet-gear wheel a group Box-like integration driving member；Apply downwards at the third slotted hole of the second slotted hole and secondary actuator in main drive rack When external force, them is driven to move downward, main drive rack is rotated counterclockwise by the second rack drives transmission gear thereon, together When transmission gear further through its gear wheel drive locking rack move upwards, until locking rack encounters foreign object (such as clothes-horse) Stop motion afterwards clamps foreign object together with the hook of finished product (such as clothes hanger)；While this process, secondary actuator is logical It crosses its a pair of of third cylinder driving limit return unit to move right, limits and face driving pawl on the right side of return unit directly and revolve clockwise Turn, makes the ratchet-gear wheel on pawl point insertion transmission gear, even if relieving external force at this time, transmission gear will not be turned round, thus It ensure that the locking foreign object that locking rack can continue.It is secondary actuator driving first when opposite direction applies upward external force Limit return unit moves downward, and rotates pawl counterclockwise under the action of the elastic arm of oneself, and pawl point and ratchet-gear wheel is allowed to disengage, It releases and stops gyroscopic action, then, main drive rack continues up, and band nutating gear rotates clockwise, then drives locking Rack gear moves downward, and disengages it with foreign object, to realize the unlock of the present apparatus.

There is a first big slotted hole on the bottom case, for being inserted into external drive object, such as the head of clothes support pole, comes The main drive rack of the present apparatus and the movement of secondary actuator are driven, and limits their movement travel simultaneously, adjustment first is oval The length in hole can change the size of movement travel, there are three small sircle hole on the bottom case, for the present apparatus with complete product Finished product positioning when assembled, there are two the cylindrical column that bottom is opened on the bottom case, for complete product finished product screw column from It passes through herein, while withstanding the face-piece of the present apparatus also to bear pressure, have first cylinder on the bottom case, as driving cog The axis of wheel, it to be the axis of pawl that there are also another the second cylinders, there is one section of first edge-on wall bone on the bottom case, is the bullet of pawl Arm limits, three second side wall bones, does left and right positioning for main drive rack, has one section of first rack gear on the bottom case, with Second elastic arm of main drive rack interacts, and provides the damping in motion process for it and limits with simple, on the bottom case There is one section of first long recess, there is the edge-on wall bone of a third in the first long recess, takes exercises guiding and limit for locking rack jointly , there are four screw columns on the bottom case, and screw, locking face-piece and bottom case, the bottom case are beaten when assembling for face-piece and bottom case Bottom surface on there are four the first concave station, when being assembled for the present apparatus and finished product the fixing lock between the shell of finished product It tightly, is three sections of first straight side elevations on the left of the bottom case, right side is one section of second straight side elevation, and downside is two sections straight With one section of oblique and two sections of arcs third side elevation, upper end is opening.

There is a second big slotted hole in the main drive rack, for being inserted into external drive object, such as clothes support pole Head has a pair of vertical first guide groove to drive main drive rack to move up and down in the main drive rack, for being secondary The up and down motion guiding of actuator, there are also a pair of the second lateral guide grooves, for being oriented to for the side-to-side movement of limit return unit, There is one section of second rack gear in the main drive rack, for driving transmission gear, there is first bullet in the main drive rack Property arm, head be it is semicircle, for positioning and limiting to secondary actuator, there are one the second elastic arm, head bottom surface is three It is angular, the interaction of one section of first rack gear and generation damping in main drive rack and bottom case, the main drive rack Left side central portion and upside right part and downside right part have one section to be higher by or flat surface outstanding, are provided commonly for as main drive rack Limit and adjustment gap are provided between face-piece.

The pair actuator is integrally that long circle, upper and lower ends are long surface and entity up and down, is to keep off The gap that is formed between the 4th slotted hole of face-piece when firmly secondary actuator moves up and down, there is one the in the middle part of the pair actuator Three slotted holes, for being inserted into external drive object, such as the head of clothes support pole, the upper and lower surface of third slotted hole all protrudes a circle the Four edge-on wall bones, for forming limit, limitation between the 4th slotted hole of the first slotted hole and face-piece of secondary actuator and bottom case The movement travel of secondary actuator and main drive rack has five the first zigzag of protrusion on the right side of the pair actuator, is used for To the limit of limit return unit and the intensity for reinforcing it, prevents from limiting the excessive deformation after return unit stress, also there is auxiliary drive The effect of return unit is limited, there is the detent of " L " type on the right side of the pair actuator, head is to the right trapezoidal, i.e., Centre is one section and faces directly that the two sides up and down faced directly are all inclined-planes, the angle that this two inclined-planes can be equally big, symmetrically, The angle that can be different size, for interacting with first elastic arm in main drive rack, for secondary actuator Limit and damping are provided, the upper and lower ends of the pair actuator bottom surface have the 5th edge-on wall bone of a pair of of U-typed, with main driving The first guide groove of a pair on rack gear, the common up and down motion direction for limiting secondary actuator, the pair actuator bottom surface up and down Both ends, a pair of of the third cylinder also protruded, for driving the side-to-side movement of limit return unit.

The limit return unit is the inverted " C " type of similar opening to the left on the whole, each up and down one of positive left-half A pair of third guide groove altogether, it is one section of downward straight trough that each guide groove, which is that from right to left then next section of skewed slot is close to, when When a pair of of third cylinder on secondary actuator moves up and down in slot, limit return unit can be driven and move leftwards and rightwards, the limit The front right half part of position return unit raises about one layer than left-half, and right side is one section and faces directly, for driving pawl to the left Right movement is simultaneously limited to the Derivative limit on the left or on the right position of pawl, and left side is five the second zigzag fallen in, on secondary actuator Five the first zigzag of protrusion form pairing, receive the protrusion of secondary actuator five the first zigzag auxiliary drives and Limit, the reverse side of the limit return unit, the i.e. back side respectively have total a pair of of an oblong guiding to enclose bone, at left and right directions up and down Lateral type, in the second guide groove lateral for a pair in main drive rack, a left side can only be done to limit limit return unit Right movement.

The pawl is similar to " S " type, and upper part is pawl point, and middle part is a cylinder, and lower part is elastic arm, institute The ratchet-gear wheel stated on pawl point and transmission gear forms ratchet drive connection, second cylinder of the cylindrical sleeve on bottom case On, become the shaft of pawl, the side for one section of first edge-on wall bone that the rounded nose on the elastic arm is pressed on bottom case is pawl Elastic force is provided, so that pawl point is disengaged the ratchet-gear wheel on transmission gear, the junction between the pawl point and cylinder is one The narrow arc body of section makes that elastic movement or flexible deformation can also be carried out between pawl point and cylinder.

The transmission gear is a coaxial androgynous gear set, is successively pinion gear, gear wheel, ratchet from top to bottom Wheel, is a circular disk body between pinion gear and gear wheel, plays the role of the gear-tooth strength for reinforcing gear wheel, the driving cog The center of wheel is first circular through hole, is covered outside the first cylinder of bottom case, is the center of rotation of transmission gear.

The locking rack is integrally similar " 7 " font, and the vertical section of lateral part and right part comprising top is described There is a upward arcwall face in the lateral part of locking rack, for preferably clamping and locking external object, dries in the air Ru circular Clothing bar, the vertical section include one section of third rack gear, form rack pinion relationship with the gear wheel on transmission gear, It moves up and down after so that locking rack is driven the driving of gear, the tow sides of the vertical section of the locking rack, respectively Have the oblong of a protrusion first encloses bone, encloses the groove that bone center is oblong, described first encloses bone the first of bottom case It in second long recess of long recess and face-piece, moves up and down, plays the role of limiting the locking rack direction of motion and limit, institute The groove for stating the front and back sides of the vertical section of locking rack is matched with the 6th edge-on wall bone of face-piece and the edge-on wall bone of third of bottom case It closes, limits locking rack in the amplitude of fluctuation perpendicular to paper direction, minimize its hunting range.

The face-piece forms corresponding relationship with bottom case in shape and most of structure, includes a 4th big length Circular hole, for being inserted into external drive object, such as the head of clothes support pole, simultaneously come the main drive rack for driving the present apparatus and secondary actuator Their movement travel is limited simultaneously, and the length of the 4th slotted hole of adjustment can change the size of movement travel, and the face-piece has Two the second circular through holes, the screw column for complete product finished product pass through from there, and there is boss in the lower end of the circular through hole, The boss is used to withstand the cylindrical column on bottom case, and to bear the pressure of complete product finished product, the face-piece has a circle to enclose Bone covers on first cylinder on bottom case, collectively as the axis of transmission gear, and plays reinforcement and protects this first circle The effect of column, the face-piece have a circular groove, cover on another second cylinder of bottom case, collectively as the axis of pawl, And play the role of reinforcement and protect this second cylinder, the face-piece has one section of second long recess, has one in the second long recess A 6th edge-on wall bone, an edge-on wall of third in one section of first long recess corresponding on bottom case and the first long recess Bone is taken exercises guiding and limit for locking rack jointly, and there are four screw via holes for the face-piece, goes through a face-piece for screw It being locked together with bottom case, there is the second concave station in the upper end of the screw via hole, is used for hidden screw head, and lower end has second to enclose bone, For the positioning between face-piece and bottom case, there are four third concave stations for the top surface of the face-piece, with four the first concave stations on bottom case It is corresponding, it is locked when being provided commonly for the present apparatus and finished product assembling fixing between the shell of finished product, present apparatus pressure It is three sections of the 4th straight side elevations tightly inside the shell of complete product finished product, on the left of the face-piece, right side is one section straight 5th side elevation, downside are two sections of straight and one section of oblique and two sections of arcs the 6th side elevations, and upper end is opening.

Finally, completing whole device with four screw locking face-pieces and bottom case.

The utility model has the beneficial effects that solve all existing defect that can not be locked and fix of existing product, A kind of locking device is provided for existing family daily life articles, especially to clothes hanger class product, solves clothes hanger due to not It is capable of fixing on any position of clothes-horse, is always blown away or blows to move back and forth on clothes-horse, or even blow to be extruded into Together, drying effect etc. technological deficiency is influenced, it is worried to eliminate using for the common people.The locking device of the utility model, in institute Belonging to technical applications is to create, is pioneering and original.

Detailed description of the invention

Fig. 1 is the piece three-dimensional pictures of the utility model.

Fig. 2 is the explosive view of the utility model.

Fig. 3 is the complete front view of the utility model.

Fig. 4 is the complete dorsal view of the utility model.

Fig. 5 is the front view of the complete unlocked state of the utility model.

Fig. 6 is the front view of the maximum locking state of the utility model.

Fig. 7 is the front view of the bottom case of the utility model.

Fig. 8 is the dorsal view of the bottom case of the utility model.

Fig. 9 is the front view of the main drive rack of the utility model.

Figure 10 is the front view of the secondary actuator of the utility model.

Figure 11 is the dorsal view of the secondary actuator of the utility model.

Figure 12 is the front view of the limit return unit of the utility model.

Figure 13 is the dorsal view of the limit return unit of the utility model.

Figure 14 is the front view of the pawl of the utility model.

Figure 15 is the front view of the transmission gear of the utility model.

Figure 16 is the dorsal view of the transmission gear of the utility model.

Figure 17 is the front view of the locking rack of the utility model.

Figure 18 is the dorsal view of the locking rack of the utility model.

Figure 19 is the front view of the face-piece of the utility model.

Figure 20 is the dorsal view of the face-piece of the utility model.

The parts list (please compare: Fig. 2, the explosive view of the utility model) of appended drawing reference

The main drive rack of 1- bottom case, 2-, 3- pair actuator, 4- limit return unit, 5- pawl, 6- transmission gear, 7- locking Rack gear, 8- face-piece, 9- screw.

Specific embodiment

Below with reference to the attached drawing in the embodiments of the present invention, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.

It referring to Fig.1-20, is the specific embodiment dress designed according to a kind of principle of locking device of the utility model It sets, comprising: bottom case (1), main drive rack (2), secondary actuator (3) limit return unit (4), pawl (5), transmission gear (6), Locking rack (7), face-piece (8), screw (9)；The main drive rack (2) is assemblied in inside bottom case (1), and secondary actuator (3) is folded Installation fits over the upper surface of main drive rack (2), and limit return unit (4) superposition is assemblied in the upper surface of main drive rack (2) and secondary drive The right of moving part (3), pawl (5) are assemblied in the right of limit return unit (4), and transmission gear (6) is assemblied in pawl (5) in parallel Top, locking rack (7) are assemblied in the right of transmission gear (6), finally assemble face-piece (8), and with screw (9) face-piece (8) It is locked together with bottom case (1)；Wherein, it is made of a dual drive system main drive rack (2) and secondary actuator (3), and by It limits the ratchet-gear wheel (63) on return unit (4) and pawl (5) and transmission gear (6) and constitutes an only rotary system, transmission gear It (6) is a combined integral driving member comprising pinion gear (61) and gear wheel (62) and ratchet-gear wheel (63)；When When applying downward external force at the second slotted hole (21) of main drive rack (2) and the third slotted hole (32) of secondary actuator (3), Them are driven to move downward, main drive rack (2) is revolved counterclockwise by the second rack gear (24) band nutating gear (6) thereon Turn, while transmission gear (6) drives locking rack (7) to move upwards further through its gear wheel (62), until locking rack (7) touches To foreign object (such as clothes-horse) stop motion afterwards, foreign object is clamped together with the hook of finished product (such as clothes hanger)；In this mistake While journey, secondary actuator (3) drives limit return unit (4) to move right by its a pair of of third cylinder (37), and limit resets It faces (42) driving pawl (5) on the right side of part (4) directly to rotate clockwise, makes the ratchet in pawl sharp (51) insertion transmission gear (6) It takes turns (63), even if relieving external force at this time, transmission gear (6) will not be turned round, to ensure that locking rack (7) can continue Locking foreign object.It is that secondary actuator (3) driving limit return unit (4) is transported to the left first when opposite direction applies upward external force It is dynamic, it rotates pawl (5) counterclockwise under the action of elastic arm (53) of oneself, pawl sharp (51) and ratchet-gear wheel (63) is allowed to disengage, It releases and stops gyroscopic action, then, main drive rack (2) continues up, and band nutating gear (6) rotates clockwise, then band Dynamic locking rack (7) move downward, and disengage it with foreign object, to realize the unlock of the present apparatus.

There is big first slotted hole (11) on the bottom case (1), for being inserted into external drive object, such as clothes support pole Head to drive the main drive rack (2) of the present apparatus and the movement of secondary actuator (3), and limits their movement travel simultaneously, The length for adjusting the first slotted hole (11) can change the size of movement travel, there are three small sircle hole (12) on the bottom case (1), For the present apparatus with the positioning when assembled of complete product finished product, there are two the cylindrical columns that bottom is opened on the bottom case (1) (13), it is passed through from there for the screw column of complete product finished product, while withstanding the face-piece of the present apparatus also to bear pressure, it is described There is first cylinder (14) on bottom case (1), as the axis of transmission gear (6), it to be pawl that there are also another the second cylinders (15) (5) axis has one section of first edge-on wall bone (16) on the bottom case (1), limits for the elastic arm (53) of pawl (5), and three the Two edge-on wall bones (17) do left and right positioning for main drive rack (2), have one section of first rack gear (18) on the bottom case (1), with master The second elastic arm (26) of drive rack (2) interacts, and provides damping and simple limit in motion process, the bottom for it There is one section of first long recess (19) on shell (1), there is the edge-on wall bone (110) of a third in the first long recess (19), it is common for lock Tight rack gear (7) is taken exercises guiding and limit, and there are four screw column (111) on the bottom case (1), for face-piece (8) and bottom case (1) Play screw when assembling, locking face-piece (8) and bottom case (1), on the bottom surface of the bottom case (1) there are four the first concave station (112), be used for It is locked when the present apparatus and finished product assemble fixing between the shell of finished product, is three sections on the left of the bottom case (1) Straight the first side elevation (113), right side are one section of straight second side elevations (114), and downside is two sections of straight and one section of oblique sums The third side elevation (115) of two sections of arcs, upper end are openings.

There is big second slotted hole (21), for being inserted into external drive object, such as support on the main drive rack (2) The head of clothing bar has a pair vertical first to lead to drive main drive rack (2) to move up and down on the main drive rack (2) To slot (22), for the up and down motion guiding for secondary actuator (3), there are also a pair of lateral the second guide groove (23), for for The side-to-side movement guiding of return unit (4) is limited, has one section of second rack gear (24) on the main drive rack (2), is passed for driving Moving gear (6), there is first elastic arm (25) on the main drive rack (2), head be it is semicircle, for secondary actuator (3) it positions and limits, there are one the second elastic arm (26), and head bottom surface is triangle, are used for main drive rack (2) and bottom The interaction of one section of first rack gear (18) and generation damping, the left side central portion of the main drive rack (2) and upside on shell (1) Right part and downside right part have one section to be higher by or flat surface outstanding (27), are provided commonly for as main drive rack (2) and face-piece (8) limit and adjustment gap are provided between.

The pair actuator (3) is integrally that long circle, upper and lower ends are long surface and entity (31) up and down, is In order to block the gap formed between the 4th slotted hole (81) of face-piece (8) when secondary actuator moves up and down, the secondary driving There is a third slotted hole (32) in the middle part of part (3), for being inserted into external drive object, such as the head of clothes support pole, third slotted hole (32) upper and lower surface all protrudes a 4th edge-on wall bone (33) of circle, the first slotted hole for secondary actuator (3) and bottom case (1) (11) limit is formed between the 4th slotted hole (81) of face-piece (8), limits the fortune of secondary actuator (3) and main drive rack (2) Stroke is moved, there are five the first zigzag (34) of protrusion on the right side of the pair actuator (3), for being limited to limit return unit (4) Position and the intensity for reinforcing it, the excessive deformation after preventing limit return unit (4) stress, also there is auxiliary drive to limit return unit (4) effect, there is the detent (35) of " L " type on the right side of pair actuator (3), and head is to the right trapezoidal, i.e., Centre is one section and faces directly that the two sides up and down faced directly are all inclined-planes, the angle that this two inclined-planes can be equally big, symmetrically, It can be the angle of different size, for interacting with first elastic arm (25) on main drive rack (2), for pair Actuator (3) provides limit and damping, and the upper and lower ends of described pair actuator (3) bottom surface have the 5th edge-on wall of a pair of of U-typed The first guide groove of a pair (22) on bone (36), with main drive rack (2), the common up and down motion side for limiting secondary actuator (3) To, the upper and lower ends of described pair actuator (3) bottom surface, a pair of of the third cylinder (37) also protruded, for driving limit multiple The side-to-side movement of position part (4).

Limit return unit (4) is the inverted " C " type of similar opening to the left on the whole, each up and down the one of positive left-half A third guide groove (41) a pair of of altogether, it is one section downward straight that each guide groove, which is that from right to left then next section of skewed slot is close to, Slot, when a pair of of third cylinder (37) on secondary actuator (3) moves up and down in slot, can be driven limit return unit (4) to The front right half part of side-to-side movement, limit return unit (4) raises about one layer than left-half, and right side is one section and faces directly (42), for driving pawl (5) to move leftwards and rightwards and limit to the Derivative limit on the left or on the right position of pawl (5), left side is fallen in Five the second zigzag (43) form with five the first zigzag (34) of the protrusion on secondary actuator (3) and match, and receive secondary drive The auxiliary drive and limit of five the first zigzag (34) of the protrusion of moving part (3), the reverse side of limit return unit (4), i.e., The back side respectively has total a pair of of an oblong guiding to enclose bone (44), at the lateral type of left and right directions, in main drive rack up and down (2) the second guide groove (23) of a pair of transverse direction on is inner, can only do side-to-side movement to limit limit return unit (4).

The pawl (5) is similar " S " type, and upper part is that pawl is sharp (51), and middle part is a cylinder (52), under Portion is elastic arm (53), and the ratchet-gear wheel (63) on the pawl sharp (51) and transmission gear (6) forms ratchet drive connection, the circle Cylinder (52) covers on second cylinder (15) on bottom case (1), becomes the shaft of pawl (5), the circle on the elastic arm (53) The side for one section of first edge-on wall bone (16) that forming head (54) is pressed on bottom case (1) provides elastic force for pawl (5), keeps pawl sharp (51) ratchet-gear wheel (63) on transmission gear (6) can be disengaged, the junction between the pawl sharp (51) and cylinder (52) is One section of narrow arc body (55) makes that elastic movement or flexible deformation can also be carried out between pawl sharp (51) and cylinder (52).

The transmission gear (6) is a coaxial androgynous gear set, is successively pinion gear (61), gear wheel from top to bottom (62), ratchet-gear wheel (63) are a circular disk body (64) between pinion gear (61) and gear wheel (62), play reinforcement gear wheel (62) effect of gear-tooth strength, the center of the transmission gear (6) are first circular through holes (65), are covered in bottom case (1) The first cylinder (14) outside, be the center of rotation of transmission gear (6).

The locking rack (7) is integrally similar " 7 " font, the vertical section of lateral part and right part comprising top, There is a upward arcwall face (71) in the lateral part of the locking rack (7), for preferably clamping and locking external object, Such as circular clothes-horse, the vertical section includes one section of third rack gear (72), with the gear wheel (62) on transmission gear (6) Rack pinion relationship is formed, is moved up and down after so that locking rack (7) is driven the driving of gear (6), the locking The tow sides of the vertical section of rack gear (7) respectively have the first of the oblong of a protrusion to enclose bone (73), and it is oval for enclosing bone center The groove (74) of shape, described first encloses bone (73) in the first long recess (19) of bottom case (1) and the second long recess of face-piece (8) (86) inner, it moves up and down, plays the role of limiting locking rack (7) direction of motion and limit, the locking rack (7) is erected To the groove (74) of the front and back sides of part, match with the 6th edge-on wall bone (87) of face-piece and the edge-on wall bone (110) of third of bottom case It closes, limits locking rack (7) in the amplitude of fluctuation perpendicular to paper direction, minimize its hunting range.

The face-piece (8) relationship corresponding with bottom case (1) formation in shape and most of structure, includes one big 4th slotted hole (81), for being inserted into external drive object, such as the head of clothes support pole, to drive the main drive rack of the present apparatus (2) and secondary actuator (3) and the movement travel for limiting them simultaneously, the length of the 4th slotted hole (81) of adjustment can change movement The size of stroke, the face-piece (8) there are two the second circular through hole (82), wear from there by the screw column for complete product finished product It crosses, the lower end of the circular through hole has boss (83), and the boss is used to withstand the cylindrical column (13) on bottom case (1), to bear The pressure of complete product finished product, the face-piece (8) have a circle to enclose bone (84), cover first cylinder on bottom case (1) (14) on, collectively as the axis of transmission gear (6), and play the role of reinforcement and protect this first cylinder (14), the face Shell (8) has a circular groove (85), covers on another second cylinder (15) of bottom case (1), collectively as pawl (5) Axis, and play the role of reinforcement and protect this second cylinder (15), the face-piece (8) has one section of second long recess (86), the Have a 6th edge-on wall bone (87) in two long recess (86), one section of first long recess (19) corresponding on bottom case (1) and The edge-on wall bone (110) of a third in first long recess (19) is taken exercises guiding and limit for locking rack (7) jointly, institute Stating face-piece (8), there are four screw via hole (88), go through a face-piece (8) for screw and are locked together with bottom case (1), the spiral shell The upper end of nail via hole (88) has the second concave station (89), is used for hidden screw head, and lower end has second to enclose bone (810), is used for face-piece (8) Positioning between bottom case (1), there are four four on third concave station (811), with bottom case (1) for the top surface of the face-piece (8) One concave station (112) is corresponding, locks when being provided commonly for the present apparatus and finished product assembling fixing between the shell of finished product, The present apparatus is pressed on inside the shell of complete product finished product, is three sections of the 4th straight side elevations on the left of the face-piece (8) (812), right side is one section of the 5th straight side elevation (813), and downside is two sections of straight and one section of six oblique with two sections of arcs Side elevation (814), upper end are openings.

Finally, completing whole device with four screw (9) lockings face-piece (8) and bottom case (1).

More than, the only preferable specific embodiment of the utility model, but the protection scope of the utility model not office It is limited to this, anyone skilled in the art is within the scope of the methods and techniques that the utility model discloses, according to this The technical solution of utility model and its design are subject to equivalent substitution or change, should all cover the protection scope of the utility model it It is interior.

Claims

1. a kind of locking device characterized by comprising bottom case (1), main drive rack (2), secondary actuator (3), limit reset Part (4), pawl (5), transmission gear (6), locking rack (7), face-piece (8), screw (9), the main drive rack (2) are assemblied in Inside bottom case (1), secondary actuator (3) superposition is assemblied in the upper surface of main drive rack (2), and limit return unit (4) superposition is assemblied in The right of the upper surface of main drive rack (2) and secondary actuator (3), pawl (5) are assemblied in the right of limit return unit (4), transmission Gear (6) is assemblied in the top of pawl (5) in parallel, and locking rack (7) is assemblied in the right of transmission gear (6), last fitting surface Shell (8), and face-piece (8) and bottom case (1) are locked together with screw (9).

2. a kind of locking device as described in claim 1, which is characterized in that there is a first big length on the bottom case (1) Circular hole (11), there are three small sircle hole (12), and there are two the cylindrical columns (13) that bottom is opened, and have first cylinder (14), also Another second cylinder (15) has one section of first edge-on wall bone (16), and there are three second side wall bones (17), there is one section first Rack gear (18) has one section of first long recess (19), there is the edge-on wall bone (110) of a third in the first long recess (19), there are four Screw column (111) is three sections of first straight side elevations on the left of the bottom case (1) there are four the first concave station (112) on bottom surface (113), right side is one section of straight second side elevation (114), and downside is two sections of straight and one section of oblique and two sections of arcs thirds Side elevation (115), upper end are openings.

3. a kind of locking device as described in claim 1, which is characterized in that have on the main drive rack (2) one big Second slotted hole (21) has a pair of vertical first guide groove (22), and there are also a pair of laterally the second guide grooves (23), there is one section second Rack gear (24) has first elastic arm (25), and there are one the second elastic arm (26), the left sides of the main drive rack (2) Middle part and upside right part and downside right part have one section to be higher by or flat surface outstanding (27).

4. a kind of locking device as described in claim 1, which is characterized in that the pair actuator (3) is integrally to grow up up and down Circle, upper and lower ends are long long surface and entity (31), and there is a third slotted hole (32) at middle part, third slotted hole it is upper A the 4th edge-on wall bone (33) of circle is all protruded on lower two sides, and there are five the first zigzag (34) of protrusion on right side, and right side has one below The detent (35) of a " L " type, the upper and lower ends of described pair actuator (3) bottom surface, there is the 5th edge-on wall bone of a pair of of U-typed (36), a pair of of the third cylinder (37) also protruded.

5. a kind of locking device as described in claim 1, which is characterized in that the limit return unit (4) is similar on the whole The inverted " C " type of opening to the left, total a pair of of the third guide groove (41) of each up and down one of positive left-half, front right half part ratio Left-half raises about one layer, and right side is one section and faces directly (42) that left side is five the second zigzag (43) fallen in, described The reverse side of return unit (4), the i.e. back side are limited, respectively has total a pair of of an oblong guiding to enclose bone (44) up and down, at left and right directions Lateral type.

6. a kind of locking device as described in claim 1, which is characterized in that the pawl (5) is similar " S " type, Upper part is that pawl is sharp (51), and middle part is a cylinder (52), and lower part is elastic arm (53), the pawl sharp (51) and cylinder (52) Between junction be one section of narrow arc body (55).

7. a kind of locking device as described in claim 1, which is characterized in that the transmission gear (6) is one coaxial androgynous Gear set, be successively pinion gear (61), gear wheel (62), ratchet-gear wheel (63), pinion gear (61) and gear wheel from top to bottom It (62) is a circular disk body (64) between, the center of the transmission gear (6) is first circular through hole (65).

8. a kind of locking device as described in claim 1, which is characterized in that the locking rack (7) is integrally similar " 7 " word There are a upward arcwall face (71), vertical section in type, the vertical section of lateral part and right part comprising top, lateral part Respectively have the oblong of a protrusion comprising one section of third rack gear (72) and tow sides first encloses bone (73), and first encloses in bone The heart is the groove (74) of oblong.

9. a kind of locking device as described in claim 1, which is characterized in that the face-piece (8) is in shape and most of structure Upper relationship corresponding with bottom case (1) formation includes a 4th big slotted hole (81), and there are two the second circular through holes (82), the lower end of second circular through hole (82) has boss (83), and the face-piece (8) encloses bone (84) there are one circle, has One circular groove (85) has one section of second long recess (86), has a 6th edge-on wall bone (87) in the second long recess, also The upper end of four screw via holes (88), the screw via hole (88) has the second concave station (89), and lower end has second to enclose bone (810), institute The top surface of face-piece (8) is stated there are four third concave station (811), is three sections of the 4th straight side elevations on the left of the face-piece (8) (812), right side is one section of the 5th straight side elevation (813), and downside is two sections of straight and one section of six oblique with two sections of arcs Side elevation (814), upper end are openings.