CN212487942U - Pet tractor for induction training - Google Patents

Abstract

The utility model discloses an induced training pet tractor, which comprises a shell, a rotary disc is arranged in the cavity of the shell in a rotating way, a control mechanism of the rotary disc is arranged, the control mechanism comprises a driving part and an elastic part, the driving part is matched with the rotary disc, the part of the driving part extending out of the shell wall is used for shifting to drive the rotary disc to rotate so as to lead an upper discharge port of the shell wall to be communicated with a grain bin in the shell cavity, the elastic part is arranged in the cavity of the shell and connected with the rotary disc, the rotary disc rotates to lead the deformation, the rotary disc is reset by the deformation force, the tractor keeps pet grains temporarily in the grain bin in the shell cavity, when a dog walks, the dog can be induced by the dog grains continuously as required to transfer the attention of the dog, thereby being beneficial to listening and obeying, meanwhile, the snacks are stored in the shell, the trouble that a dog owner additionally takes a snacks bag is saved, the, thereby improving compliance.

Description

Pet tractor for induction training

Technical Field

The utility model relates to a pet apparatus technical field, concretely relates to induction training pet tractor.

Background

At present, raising pets becomes a normal state, taking dogs as an example, walking the dogs every day is beneficial to the body health of the dogs due to the habit of walking the dogs, and walking the dogs civilized is not only an improvement but also a fashion. At present, dogs go out for a walk all around, and the regulations of a traction rope must be used to ensure safety. In order to facilitate the use, retractors with various structures are available on the market, and patent document 1 is taken as an example and describes a structure of a take-up reel matched with a locking mechanism, and patent documents 2, 3 and 4 describe related structures, but if a dog is required to walk for a long time or walk with the dog for a long time or walk for a long time or the dog is required to be difficult to control due to excitement, fear and fighting, the attention of the dog needs to be transferred, and a bag needs to be carried separately, so that the retractors are inconvenient and need to be improved.

Patent document 1: pet retractor, patent application No.: ZL 201410593295.8.

Patent document 2: a novel pet haulage rope, patent grant bulletin number: CN 210470659U.

Patent document 3: a pet retractor, patent granting publication No.: CN 104365503.

Patent document 4: pet leash, patent grant publication no: CN 202059865U.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical defect, the utility model provides a following technical scheme:

the pet tractor for inducing training includes one casing, one turntable inside the casing cavity and one control mechanism with turntable, and the control mechanism includes one driving part and one elastic part.

This tractor possesses ration and feeds and eat the function to the temporary storage that the shell intracavity feed bin carries out the pet grain makes the carousel rotatory through application of force driving piece, and the feed pet is fed to granary and discharge gate intercommunication grain, and external force removes, and the elastic component helps its to reset, controls simple and conveniently, if the dog of sauntering, constantly helps its to listen to the words, obey with the dog grain is induced.

Furthermore, the elastic part is a torsion spring, one surface of the rotary disc is rotationally connected with the wall of the shell cavity, the torsion spring is fixed on the corresponding wall of the shell cavity of the surface, and one end of the torsion spring is connected with the side of the surface of the rotary disc;

or the elastic element is a coil spring, one surface of the rotary disc is pivoted with the wall of the shell body, the coil spring is sleeved on the pivot, and one end part of the coil spring is connected with the surface of the rotary disc.

The mounting structure of the elastic piece can realize the reset of the turntable, and has simple structure and convenient installation.

Further, the casing intracavity district that the pivot was located separates into two independent regions and opening intercommunication, be the granary in one of them region, open discharge gate and this regional setting carousel in on the regional inner chamber wall, the avris of carousel one side is provided with the baffle to airtight conch wall upper discharge gate, connect the elastic component on the carousel opposite face, carousel installation area and granary phase separation avoid the baffle to rotate or reset the restriction, drive the baffle with the carousel in this scheme and remove, make granary export and discharge gate intercommunication, conveniently go out the grain.

Furthermore, the carousel separates into a plurality of independent regions on one side, forms the granary, and the granary wall upper shed that the casing wall upper shed corresponds, and the carousel rotates and makes the opening of different granaries correspond with the discharge gate in order to go out grain, connects the elastic component on the carousel opposite face, directly separates into a plurality of granaries regions on the carousel face in this scheme, rotates the carousel and makes the export of different granaries correspond with the discharge gate in order to go out grain, and it is more convenient to use, and helps the pet grain of different tastes of keeping in.

Further, the avris sets up the connector on the carousel one side, is the V type, and the open end corresponds the driving piece tip, and the aversion driving piece makes its tip butt V type inclined plane make the carousel rotate to the spacing driving piece of connector, and make the carousel rotate, driving piece tip and connector do not have rigid connection relation, if articulated etc..

Furthermore, carousel one side and casing pin joint, and the cover has the gear on the pivot, and the driving piece tip that corresponds sets up the rack, and the two meshes, adopts rack and pinion meshing's mode drive carousel to rotate in this scheme.

Furthermore, the end part of the driving part is hinged with one surface of the rotary table, so that the rotary table is conveniently driven to move so as to push or pull the rotary table to rotate.

Correspondingly, the driving part is a flexible body, the end part of the driving part is fixed with the opposite surface of the turntable, and the driving part can directly pull the turntable to rotate by using a rope, such as a rope.

Furthermore, the shell comprises two independent cavities, wherein a rotary disc is arranged in one cavity, a take-up reel and a locking mechanism matched with the take-up reel are arranged in the other cavity, the take-up reel is matched with the take-up reel, the use is convenient, and the rope for pulling the pet is locked in time.

Further, be provided with the handle on the casing, be located outside the cavity that the admission plate was located corresponds the casing, still include the push rod, a push rod tip bifurcation, one of fork portion forms the driving piece, another fork portion forms button in the locking mechanism, the push rod other end stretches out from the handle, with synchronous locking admission plate of push rod and rotation carousel, be favorable to domesticating the stress reflection of pet, use the pet dog as an example, drag dog rope and make dog neck stimulated, later granary dog grain falls down, it is used to this mode for a long time, when the dog saunters, when the dog runs fast, accessible locking mechanism locks the admission plate, under stress reflection, the dog returns to eat the dog that falls from the granary, avoid the phenomenon that most dogs ran people.

Further, still include the warehouse, 3 independent cavities of axial distribution in the casing, be the cavity and the warehouse of setting up the cavity of carousel, take-up reel respectively, increase the warehouse, be favorable to storing pet grain or water or other debris etc..

Compared with the prior art, the beneficial effects of the utility model are that:

1. the improved structure of the tractor drives the rotating disc to rotate by the driving piece, so that the granary is communicated with the discharge hole, pet grains are temporarily stored, and feeding is facilitated.

2. This tractor increases take-up reel and locking mechanism, facilitates the use.

3. The tractor synchronously locks and drives the rotating disc by the push rod, and is beneficial to pet breeding and stress emission.

4. The tractor increases the storage bin, improves the capacity, and is convenient for storing pet food, water machine sundries and the like.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a first external view of the retractor;

FIG. 2 is a first exploded structural view of FIG. 1;

FIG. 3 is a second exploded structural view of FIG. 1;

FIG. 4 is a first mating configuration of the turntable and the drive member;

FIG. 5 is a second structural view of the turntable;

FIG. 6 is an exploded view of FIG. 5;

FIG. 7 is a second mating structure of the turntable and the driving member;

FIG. 8 is a view of the upper and lower sections of the turntable;

FIG. 9 is a third mating structure of the turntable and the driving member;

FIG. 10 is a fourth mating structure of the turntable and the driving member;

FIG. 11 is a view showing the construction of a push rod;

FIG. 12 is a view of the installation of the cartridge;

FIG. 13 is an exploded view of FIG. 12;

FIG. 14 is a view showing the arrangement of the driving member on the handle and the push button of the locking mechanism;

wherein the reference numerals are:

1. a first housing; 2. a second housing; 3. a drive member; 4. a handle; 5. a turntable; 6. a discharge port; 7. a gear; 8. a convex column; 9. a take-up reel; 10. a push rod; 11. storing in a warehouse; 12. pressing a key; 31. a limiting rod; 32. a clamping block; 51. a chassis; 52. a rotating drum; 53. a plate body; 54. a linker; 55. a bump; 56. an elastic member; 57. a baffle plate; 58. convex edges; 59. connecting columns; 101. a cover; 110. a fork part.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

The pet tractor comprises a shell, wherein a rotary disc is rotatably arranged in a shell cavity, a control mechanism of the rotary disc is arranged, the control mechanism comprises a driving piece and an elastic piece, the driving piece is matched with the rotary disc, the force application driving piece is shifted from the part, extending out of the shell wall, of the force application driving piece to drive the rotary disc to rotate so as to enable a shell wall upper discharge hole to be communicated with a granary in the shell cavity, the elastic piece is arranged in the shell cavity and connected with the rotary disc, and the rotary disc rotates to deform the elastic piece so as to enable.

For the structure of the casing, refer to fig. 1 and 2, the casing is formed with a handle 4, and the casing in the drawing adopts a split structure, so as to install the components in the casing, including the second casing 2 integrally formed with the handle, and the first casing 1 where the turntable is located, and the first casing and the second casing are fixed by adopting a buckle type, for example, an L-shaped buckle is formed at the periphery of the bottom of the first casing, and a groove is formed on the surface of the corresponding second casing, and the embedding is performed.

The structure of the rotation of the turntable is exemplified by the following 2 ways:

e.g. in an articulated manner

Referring to fig. 2 and 3, the turntable 5 is rotatably mounted in the first housing, and is pivoted to form a pivot on the surface of the second housing, and a hole is formed in the center of the corresponding turntable.

Or, the bottom of the rotating disk 5 is formed with a pivot, the corresponding second shell surface is provided with a hole, and the pivot extends into the hole to form a pivot joint.

E.g. non-articulated

Referring to fig. 7, the bottom surface of the turntable is formed with a connecting post 59 on at least two opposing sides, and the corresponding second housing surface is slotted to form a rotatable connection.

The structure that the driving part drives the turntable to rotate is described in the following ways:

for example, referring to fig. 9, the end of the pivot formed on the bottom of the rotary disk 5 extends into the second housing cavity from the hole to form a rotary connection, in this structure, a gear 7 is sleeved on the end of the pivot, a rack is formed on the corresponding end of the driving member to form a meshing connection, the other end of the driving member 3 extends out from the hole on the handle to push the outer end of the driving member housing, so that the inner end of the housing drives the rotary disk to rotate.

For example, referring to fig. 4, a V-shaped connector 54 is formed at the bottom side of the turntable, an opening is formed on the corresponding second housing, a driving member 3 is installed in the second housing cavity, the opening of the V-shaped connector corresponds to the end of the driving member, as shown in fig. 3, the other end of the driving member extends out from the upper hole of the handle, the outer end of the housing of the driving member is moved to enable the inner end of the housing to shift and abut against the V-shaped inclined surface to enable the turntable to rotate, and the turntable can be used in a pivoted or non-pivoted structure.

For example, referring to fig. 10, the end of the driving member can be hinged to the protruding pillar 8 formed on the side of the bottom surface of the turntable to push the turntable to rotate, and the turntable can be used in a pivoted or non-pivoted structure.

For example, a rope or other flexible member is directly used as a driving member, and the end part of the rope or other flexible member is tied on a convex column formed on the side of the bottom surface of the turntable, and is pulled to rotate, so that the rotary table can be used under the pivoting or non-pivoting structure.

The arrangement of the elastic member is described in the following ways:

for example, referring to fig. 4, a torsion spring is directly used as the elastic member 56, and two ends of the torsion spring are respectively connected to the housing wall and the surface of the rotating disk, and the rotating disk deforms when rotating, taking fig. 4 as an example, the torsion spring is sleeved on the column of the second housing surface, one end of the torsion spring abuts against the V-shaped connector, and the other end of the torsion spring is fixed to the second housing surface; taking fig. 7 as an example, the torsion spring is sleeved on the column on the bottom surface of the first casing, one end of the torsion spring abuts against the V-shaped connector extending from the opening on the bottom surface of the first casing, and the other end of the torsion spring is fixed with the surface of the first casing.

For example, referring to fig. 9, a coil spring is used as an elastic member and is suitable for a pivoting structure, the coil spring is sleeved on an end portion of a pivot and fixed, and the other end of the coil spring is fixed with a cavity wall of the first shell or a surface of the second shell.

For the structure that the rotary table rotates to enable the discharge hole on the shell wall to be communicated with the granary in the shell cavity, the structure is as follows:

for example, referring to fig. 3, a rotary table is installed on the inner bottom surface of the first housing cavity, the top surface of the rotary table is divided into a plurality of independent areas by a plurality of plate bodies 53 extending radially around the center of the rotary table, a V-shaped area between the two plates is sealed under the matching of the housing wall to form a granary, the rotary table is rotated to enable lateral openings between the two plates corresponding to the discharge port 6 on the housing wall to form a communicating structure, and the rotary table is rotated to enable the openings of different granaries to correspond to the discharge port to discharge grains.

Preferably, the rotary table is of a split structure, for example, the rotary table comprises a base plate 51 and a rotary drum 52, a forming shaft body on the base plate is inserted into a drum cavity of the rotary drum, a forming lug 55 on the shaft body is provided with a groove on the corresponding drum wall, and a plurality of granaries are formed on the rotary drum at intervals by uniformly distributing plate bodies.

For example, referring to fig. 5, in the first housing cavity, the first housing cavity is separated from the plate body into an upper independent region and a lower independent region, the upper opening of the plate body is communicated, the upper region is provided with the granary, the lower region is provided with the rotary disc, the side of the rotary disc is formed with a baffle 57, the wall of the housing cavity in the lower region is provided with a discharge port, the baffle seals the discharge port under a normal state, the rotary disc rotates, the baffle moves, the discharge port is communicated with the granary opening, and under the structure, the rotary disc mounting region is separated from the granary relatively, so that the rotation or resetting.

Preferably, the first housing cavity is divided by an arc-shaped plate to facilitate discharging, as shown in fig. 5/6/7/8; preferably, the turntable is formed with ribs 58 extending from the center to the sides to sweep the grain to the discharge opening.

In addition, still can be on the driving piece from the tip installation gag lever post 31 that the casing stretches out, gag lever post tip shaping fixture block 32 to block the orifice wall, push down or pick up the gag lever post, make it break away from the spacing to the driving piece, avoid unconsciously touching the driving piece.

In addition, in order to facilitate the taking-up of the pet leash, a take-up reel 9 and a locking mechanism thereof, such as the take-up reel and the locking mechanism described in patent document 1, the take-up reel and the locking mechanism described in patent document 2, the take-up reel and the locking mechanism described in patent documents 3 and 4, are installed in the second housing cavity, so that the take-up reel can be locked by the locking mechanism and the owner can listen to the instructions through feeding.

In order to facilitate the installation of the locking mechanism or the take-up reel, the second shell preferably adopts a split structure, such as a left split structure and a right split structure.

In addition, referring to fig. 12 and 13, in order to increase the accommodation capacity, the storage chamber is further included, the housing cavity includes 3 regions, one region is provided with the turntable, the middle region is provided with the take-up reel, the other region forms the storage chamber 11, preferably, each region is a separate body, and after being fixed, the complete housing is formed, such as fastening fixation, bolt fixation and the like.

In addition, for helping the pet to breed into stress reflex action, push rod 10 has still been increased, a push rod tip bifurcation, its prong forms the driving piece, another prong forms button in the locking mechanism, the push rod other end stretches out from the handle, with synchronous locking take-up reel of push rod and rotation carousel, be favorable to domesticating the stress reflex of pet, take the pet dog as an example, drag dog rope and make dog neck stimulated, later granary dog grain falls down, it is used to this mode for a long time, when the dog saunters, when the dog runs fast, accessible locking mechanism locking take-up reel, under stress reflex, the dog returns to eat the dog grain that falls down from the granary, avoid the phenomenon that most dogs lead people to run.

The above structures can be freely selected and combined according to the performance and the structure to achieve the purpose, and the preferred embodiment of the specific combination mode is shown below.

Example 1

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the pet tractor for induced training comprises a casing, a rotary disc is installed in the casing cavity in a rotating manner, and a control mechanism of the rotary disc is installed on the casing cavity.

A rotary disc 5 is rotatably arranged in the first shell, a pivot is formed on the surface of the second shell by adopting pin joint, and the end part of the pivot is inserted into a corresponding hole in the center of the rotary disc; the V-shaped connector 54 is formed on the side of the bottom surface of the rotary disc, the corresponding second shell surface is provided with an opening, the surface on one side of the opening is provided with a torsional spring elastic part 56, one end of the torsional spring is abutted against the connector, the other end of the torsional spring is fixed with the second shell surface, the driving part 3 is arranged in the second shell cavity, the shape of a rod is adopted, the opening of the V-shaped connector corresponds to the end part of the driving part, and the other end of the driving part 3 extends out of the upper hole of the handle 4 along the channel in.

The driving piece fixes the limiting rod 31 from the top surface of the end part extending out of the second shell, the end part of the limiting rod expands in volume to form a clamping block 32 so as to clamp the wall of the hole, and the limiting rod is pressed down to enable the clamping block to be separated from the limiting position so as to push the driving piece.

In this embodiment, the carousel adopts split type structure, including chassis 51, rotary drum 52, and the shaping axis body inserts the rotary drum section of thick bamboo chamber on the chassis top surface, and shaping lug 55 on the axis body, fluting on the section of thick bamboo wall that corresponds, the radial interval equipartition plate body 53 partition of perisporium forms the region on the rotary drum, a plurality of granaries under the cooperation of casing chamber wall, casing chamber wall upper shed forms discharge gate 6.

In this embodiment, the second housing is a left-right split structure, as shown in fig. 13, and is formed by fitting or bolt-fastening, which facilitates the installation of the driving member.

When the dog feeding device is used, the dog tying rope is directly drilled on the wall of the shell, the handle is held for use, after limiting is relieved by pressing the limiting rod downwards, the driving piece is pushed by force to abut against the connecting body, the rotating disc is driven to rotate, meanwhile, the torsion spring deforms, an opening in the side of one granary is correspondingly communicated with the discharge hole to discharge grains, the grains are fed to feed dogs, external force is removed, the rotating disc resets under the action of the torsion spring, and the driving piece resets.

Example 2

As shown in fig. 1, 5, 6, 7 and 13, compared with embodiment 1, in this embodiment, the cavity of the first casing 1 is divided into an upper and a lower independent areas by the arc-shaped plate 53, the upper area forms a barn, the lower area is provided with the rotating disc 5, the upper opening of the casing wall of the lower area forms the discharge opening 6, the upper tilted part of the plate is provided with an opening to communicate the upper and lower areas, and when the handle is held, the arc-shaped plate helps to discharge grains.

In this embodiment, the bottom surface of the turntable is symmetrically formed with the connecting column 59, the corresponding first and second housing bottom surfaces are grooved, the connecting column is disposed in the groove to form a rotatable connection, the V-shaped connector 54 is formed at the side between the two connecting columns at the bottom surface of the turntable, the corresponding first and second housing bottom surfaces are grooved, and the driving element 3 in the second housing cavity is also matched with the connector.

In addition, in this embodiment, carousel top surface avris shaping baffle 57 to sealed discharge gate 6, during the use, the carousel rotates, and the baffle shifts, and the discharge gate exposes, makes dog grain fall down along the discharge gate.

In addition, in this embodiment, at the protruding stupefied 58 of carousel top surface shaping, extend to the avris from the carousel center to will sweep the dog grain that falls from the opening on the plate body to the discharge gate.

Example 3

As shown in fig. 14, a take-up reel 9 and a locking structure thereof are added on the basis of embodiments 1 and 2, the take-up reel and the locking structure are installed in the cavity of the second housing 2, the take-up reel and the locking mechanism refer to the take-up reel and the locking mechanism described in patent document 1, patent document 2, patent document 3 or patent document 4, the key 12 and the end of the driving member 3 in the locking mechanism are independently located on the handle, the take-up reel can be locked by the key, and the rotating disc can be driven by the driving member to discharge grains.

Example 4

Compared with the embodiment, in the embodiment, the push rod 10 is installed on the handle, the end part is forked, one fork part 110 of the push rod is connected with the driving piece, the other fork part 110 of the push rod is connected with the middle key of the locking mechanism, the take-up reel and the rotating turntable are synchronously locked, stress reflection of domesticating pets is facilitated, a dog rope is dragged to enable the neck of the dog to be stimulated by taking a pet dog as an example, then grain of a granary falls down, the dog is used to the mode for a long time, when a dog walks for a walk, the take-up reel can be locked by the locking mechanism when the dog runs fast, the dog returns to eat the grain of the dog falling from the granary under the stress reflection, and the phenomenon that most dogs run by people is.

As shown in fig. 11, 12 and 13, the locking mechanism described in patent document 4 includes a button, a connecting rod and a chuck holder, in this embodiment, the button, the connecting rod and the chuck holder are integrally formed with the push rod, that is, the fork 110 of the push rod is directly inserted into the groove of the take-up reel, the other fork 110 is directly extended to form a driving member, a limit rod is fixed at the end of the push rod, and when the locking mechanism is used, the limit rod is pressed down to push the push rod to synchronously rotate the turntable, so as to lock the take-up reel.

Example 5

Compared with embodiment 4, in this embodiment, a storage bin 11 is installed, as shown in fig. 12 and 13, the storage bin 11 and the first housing 1 are respectively fixed on two opposite surfaces of the second housing 2, a cover 101 is installed on the top of the storage bin, and an L-shaped buckle is formed on the bottom of the storage bin to be butted with the second housing.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. Induced training pet tractor, including the casing, its characterized in that: the shell cavity is internally and rotatably provided with a turntable, the control mechanism of the turntable is arranged on the shell cavity, the control mechanism comprises a driving piece and an elastic piece, the driving piece is matched with the turntable, the driving piece is applied with force to enable the driving piece to shift from the part, extending out of the shell wall, of the driving piece to drive the turntable to rotate so as to enable the discharge hole in the shell wall to be communicated with a grain bin in the shell cavity, the elastic piece is arranged in the shell cavity and connected with the turntable, and the turntable rotates to enable the turntable.

2. The retractor of claim 1, wherein: the elastic part is a torsion spring, one surface of the rotary disc is rotationally connected with the wall of the shell cavity, the torsion spring is fixed on the corresponding wall of the shell cavity of the surface, and one end of the torsion spring is connected with the side of the surface of the rotary disc;

or the elastic element is a coil spring, one surface of the rotary disc is pivoted with the wall of the shell body, the coil spring is sleeved on the pivot, and one end part of the coil spring is connected with the surface of the rotary disc.

3. The retractor of claim 1, wherein: the shell cavity inner zone that the pivot was located separates into two independent regions and opening intercommunication, is the granary in one region, and open the discharge gate on the inner chamber wall in another region and set up the carousel in this region, and the avris of carousel one side is provided with the baffle to airtight shell wall upper discharge gate connects the elastic component on the carousel opposite face.

4. The retractor of claim 1, wherein: one surface of the rotary disc is divided into a plurality of independent areas to form the granary, the upper opening of the granary wall corresponding to the discharge port on the shell wall is provided, the rotary disc rotates to enable the openings of different granaries to correspond to the discharge port so as to discharge grains, and the opposite surface of the rotary disc is connected with the elastic piece.

5. The retractor of claim 1, wherein: the carousel one side upside set up the connector, is the V type, and the open end corresponds the driving piece tip, and the aversion driving piece makes its tip butt V type inclined plane make the carousel rotate.

6. The retractor of claim 1, wherein: one surface of the rotary table is pivoted with the shell, a gear is sleeved on the pivot, and a rack is arranged at the end part of the corresponding driving piece and meshed with the driving piece and the gear.

7. The retractor of claim 1, wherein: the end part of the driving piece is hinged with one surface of the turntable.

8. The retractor of claim 1, wherein: the shell comprises two independent chambers, wherein a turntable is arranged in one chamber, and a take-up reel and a locking mechanism matched with the take-up reel are arranged in the other chamber.

9. The retractor of any of claims 1-8, wherein: the shell is provided with a handle which is positioned outside the cavity where the take-up reel is positioned and corresponds to the shell, the take-up reel further comprises a push rod, one end part of the push rod is forked, one fork part of the push rod forms a driving part, the other fork part of the push rod forms a key in the locking mechanism, and the other end of the push rod extends out of the handle.

10. The retractor of claim 9, wherein: still include the warehouse, 3 independent cavities of axial distribution in the casing are respectively for setting up the cavity of carousel, the cavity and the warehouse of take-up reel.

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