CN210422245U

CN210422245U - Position limiter

Info

Publication number: CN210422245U
Application number: CN201822255305.3U
Authority: CN
Inventors: 马海英
Original assignee: Baohaoshi Building Materials Shenzhen Co Ltd
Current assignee: Baohaoshi Building Materials Shenzhen Co Ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2020-04-28
Anticipated expiration: 2028-12-29

Abstract

The utility model belongs to door and window hardware fitting field, concretely relates to stopper, it includes: the shell is provided with a limiting hole; the limiting piece is movably arranged in the shell and can extend out of the shell from the limiting hole; the power part is connected with the limiting part and provides power for the limiting part to extend out of the shell; and the locking mechanism comprises a locking part arranged on the limiting part and a locking piece fixedly connected with the shell, and the locking piece is matched with the locking part to lock the limiting part when the limiting part retracts into the shell. Through the casing with the embedded installation in the rail groove bottom of door frame or window frame of stopper, the reliability is high, do not influence pleasing to the eye, also can not lead to door frame or window frame to be extruded and warp and need not to deposit in addition when not using. When spacing to sliding door, unblock lock piece and sticking department, the locating part stretches out the casing outside from spacing hole automatically under the effect of power spare, thereby the sliding door just can be blockked by the locating part when removing stopper department and realize spacing to sliding door, and operating procedure is simple and convenient, friendly.

Description

Position limiter

Technical Field

The utility model belongs to door and window hardware fitting field, concretely relates to stopper.

Background

The door and window are basic elements of building, and are carriers of lighting, ventilation, theft prevention, viewing and building beautiful appearance. Among them, sliding doors (also called sliding doors) and sliding windows are widely used because of their advantages of easy installation, flexible opening and closing, no matter in the open/close state, no extra space occupied, etc. However, due to the functional loss of the traditional door and window hardware, the anti-theft function of the sliding door and the sliding window is lost when people ventilate, and the door and window which can be opened randomly also becomes a potential safety hazard which endangers the personal safety of people (especially children). People choose to install the anti-theft net, but some defects of the anti-theft net are continuously shown, and most importantly, the anti-theft net has great fire-fighting escape potential safety hazards. For example, in case of emergency such as earthquake and fire, the home protection and anti-theft facilities cannot be obstacles for escaping. Practice proves that when a lot of fire disasters happen, a common escape passage cannot escape, and finally fire rescue is performed from a window through an aerial ladder. If the household protection and anti-theft facilities cannot smoothly open the escape passage, people are likely to have life danger because the escape opportunity is missed.

In order to limit the sliding door or the sliding window when the sliding door or the sliding window is opened to a certain position, a conventional implementation mode is to temporarily mount a limiter on a door frame or a window frame (as shown in fig. 1 and 2). The existing limiter is clamped on the side wall of a track groove of a door frame or a window frame through outward expansion of two supporting plates, and the limit of a sliding door or a sliding window is realized through the friction force between the limiting device and the track groove. The limiter has the defects of poor limiting reliability, unfriendly operation steps during use, influence on the appearance of doors and windows, easiness in extrusion deformation of door frames or window frames, additional storage when the limiter is not used and the like.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a stopper to solve current stopper reliability poor, operating procedure is unfriendly when using, influence door and window pleasing to the eye, easily lead to door frame or window frame by extrusion deformation and need deposit defects such as in addition when not using.

The utility model provides a technical scheme that its technical problem adopted is: there is provided a stopper including:

the shell is provided with a limiting hole;

the limiting piece is movably arranged in the shell and can extend out of the shell from the limiting hole;

the power part is connected with the limiting part and provides power for the limiting part to extend out of the shell;

the locking mechanism comprises a locking part arranged on the limiting part and a locking piece fixedly connected with the shell, and the locking piece and the locking part are matched to lock the limiting part when the limiting part retracts into the shell.

The utility model discloses a further preferred scheme is: the positioning lock is used for locking the limiting part when the limiting part extends out of the shell, and the positioning lock is installed on the limiting part.

The utility model discloses a further preferred scheme is: the limiting part comprises a limiting part main body which is rotatably connected with the shell and a mounting seat which protrudes out of the side surface of the limiting part main body; the positioning lock is arranged on the mounting seat and can rotate along with the limiting part main body to a position close to the limiting hole or below the limiting part main body.

The utility model discloses a further preferred scheme is: the installation base is provided with an installation cavity, the positioning lock comprises a lock tongue and a driving rod, the lock tongue is located at the bottom of the installation cavity, the driving rod is connected with the lock tongue, and the driving rod can drive the lock tongue to extend out of the installation cavity to be locked with the shell under the driving of external force.

The utility model discloses a further preferred scheme is: the driving rod comprises a non-circular convex key combination part positioned at the upper end and an eccentric boss positioned at the lower end, and the spring bolt is provided with a clamping groove for the movement of the eccentric boss.

The utility model discloses a further preferred scheme is: the clamping groove is a strip-shaped groove which limits the movement of the eccentric boss in the moving direction of the lock tongue and supplies the movement of the eccentric boss in the direction perpendicular to the moving direction of the lock tongue.

The utility model discloses a further preferred scheme is: the side of locating part is equipped with the component boss, when the locating part stretches out outside the casing, component boss upper surface from inside support to lean on the casing of spacing hole position.

The utility model discloses a further preferred scheme is: the power part is a torsion spring, and the torsion spring is sleeved on the limiting part on a rotating shaft rotatably connected with the shell.

The utility model discloses a further preferred scheme is: the locking part is a self-locking elastic buckle, a clamping groove is formed in the self-locking elastic buckle, and the locking part on the limiting part is a clamping table matched with the clamping groove.

The utility model discloses a further preferred scheme is: the stopper still includes first supplementary mount pad, first supplementary mount pad with casing fixed connection, the locking piece install in on the first supplementary mount pad.

The utility model discloses a further preferred scheme is: the shell is provided with a storage hole for placing a key and a storage seat which is arranged in the shell and corresponds to the position of the storage hole.

The utility model discloses a further preferred scheme is: the storage seat is a self-locking elastic buckle.

The utility model discloses a further preferred scheme is: the stopper further comprises a key which can be placed on the self-locking elastic buckle through the storage hole, and the upper end of the key is flush with the surface of the shell in the storage state.

The utility model discloses a further preferred scheme is: the first auxiliary installation seat is provided with a seat cavity matched with the storage seat in shape, and the storage seat is arranged in the seat cavity.

The utility model discloses a further preferred scheme is: the shell comprises an upper cover plate and two opposite side cover plates; the end part of the first auxiliary mounting seat extends out of one end of the shell side cover plate, and a clamping groove is formed between the end part of the first auxiliary mounting seat and the upper cover plate.

The utility model discloses a further preferred scheme is: the stopper still includes the supplementary mount pad of second, the supplementary mount pad of second include with casing fixed connection's fixing base, can follow the sliding seat that the casing side apron other end stretches out, and locate just extrude the elastic component of sliding seat outwards between fixing base and the sliding seat.

The utility model discloses a further preferred scheme is: a clamping groove is formed between the movable seat and the upper cover plate.

The utility model discloses a further preferred scheme is: the elastic part is a compression spring, the fixed seat is provided with a containing cavity and a first spring sleeve connecting shaft arranged in the containing cavity, and the movable seat is provided with a second spring sleeve connecting shaft; the compression unit is arranged in the cavity, and two ends of the compression unit are respectively sleeved on the first spring sleeve connecting shaft and the second spring sleeve connecting shaft.

The utility model discloses a further preferred scheme is: the sliding seat is provided with a first blocking part, the fixed seat is provided with a second blocking part for blocking the first blocking part, and the second blocking part and the first blocking part block each other to limit the sliding seat slipping fixed seat.

The beneficial effects of the utility model reside in that, through the casing with the embedded track tank bottom portion of installing at push-and-pull door frame or window frame of stopper, not only the reliability is high, do not influence door and window pleasing to the eye, can not lead to door frame or window frame to be by extrusion deformation and need not to deposit in addition when not using yet. When the sliding door and window needs to be limited, only the locking part and the locking part need to be unlocked, the limiting part automatically extends out of the shell from the limiting hole under the action of the power part, and the sliding door and window can be blocked by the limiting part when moving to the position of the limiting part, so that the sliding door and window is limited; when the sliding door and window does not need to be limited, the limiting part is only required to be pushed back into the shell, the limiting part can be locked by the locking part and the locking part, the limiting part is limited to extend out of the shell, and the operation steps are simple, convenient and friendly.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a pictorial view of a conventional stopper;

FIG. 2 is a view showing a state in which a conventional stopper is mounted;

FIG. 3 is a schematic view of the three-dimensional structure of the stopper of the present invention;

fig. 4 is a schematic perspective view of the housing of the present invention;

fig. 5 is a schematic cross-sectional view of the closed position of the stopper according to the present invention;

FIG. 6 is a schematic view of the cross-sectional structure of the open position of the stopper of the present invention;

fig. 7 is a schematic view of the internal structure of the stopper of the present invention;

FIG. 8 is an exploded view of the position limiting member and the positioning lock of the present invention;

fig. 9 is a schematic perspective view of the driving rod of the positioning lock of the present invention;

fig. 10 is a schematic view of a three-dimensional structure of a lock tongue of the positioning lock of the present invention;

fig. 11 is a schematic perspective view of a locking member according to the present invention;

fig. 12 is an exploded view of the first auxiliary mounting seat and the storage seat of the present invention;

fig. 13 is an exploded view of the first auxiliary mount and the locking member of the present invention;

fig. 14 is an exploded view of a second auxiliary mounting seat according to the present invention.

Detailed Description

The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in fig. 3 to 7, the stopper of the present embodiment includes: the device comprises a shell 1, wherein a limiting hole 11 is formed in the shell 1; the limiting piece 2 is movably arranged in the shell 1 and can extend out of the shell 1 from the limiting hole 11; the power part 3 is connected with the limiting part 2 and provides power for the limiting part 2 to extend out of the shell 1; the locking mechanism 4 includes a locking portion 41 disposed on the limiting member 2 and a locking member 42 fixedly connected to the housing 1, and when the limiting member 2 retracts into the housing 1, the locking member 42 and the locking portion 41 cooperate to lock the limiting member 2. The power component 3 is preferably a torsion spring, and the torsion spring is sleeved on a rotating shaft of the limiting component 2 rotatably connected with the casing 1. In other embodiments, the power member 3 may also be a compression spring, an extension spring, an elastic rope, etc., as long as it can provide power for the limiting member 2 to extend out of the housing 1. The limit stopper is embedded in the bottom of the track groove of the push-pull door frame or the window frame through the shell 1, so that the reliability is high, the attractiveness of the door and window is not affected, the door frame or the window frame cannot be extruded and deformed, and the limit stopper does not need to be stored additionally when not used. When the sliding door and window needs to be limited, only the locking part 42 and the locking part 41 need to be unlocked, the limiting part 2 automatically extends out of the shell 1 from the limiting hole 11 under the action of the power part 3, and the sliding door and window is blocked by the limiting part 2 when moving to the position of the limiting device, so that the sliding door and window is limited; when the sliding door and window does not need to be limited, only the limiting part 2 needs to be pushed back into the shell 1, the limiting part 2 can be locked by the locking part 42 and the locking part 41, the limiting part is limited to extend out of the shell 1, and the operation steps are simple, convenient and friendly.

As shown in fig. 6 and 7, in order to prevent the stopper from being closed by mistake or being closed randomly, the stopper of the present embodiment further includes a positioning lock 21 for locking the stopper 2 when the stopper 2 extends out of the housing 1, and the positioning lock 21 is mounted on the stopper 2 or the housing 1. The present embodiment will be described by taking the positioning lock 21 as an example mounted on the limiting member 2. Preferably, the stopper 2 includes a stopper main body 22 rotatably connected to the housing 1 and a mounting seat 23 protruding from a side surface of the stopper main body 22; the positioning lock 21 is disposed on the mounting seat 23 and can rotate with the limiting member main body 22 to be close to the limiting hole 11 or below the limiting member main body 22. When the positioning lock 21 rotates to be close to the limiting hole 11 along with the limiting piece main body 22, a human hand can operate the positioning lock 21 through the key 8 to lock the limiting piece 2 and prevent the limiting piece 2 from being pushed into the shell 1; when the positioning lock 21 rotates to be located below the limiting part main body 22 along with the limiting part main body 22, due to the blocking effect of the limiting part main body 22, sundries such as sand and stone cannot enter the positioning lock 21, and the positioning lock 21 can be effectively prevented from being stuck by the sand and stone to be invalid or damaged. When the positioning lock 21 rotates to be located below the limiting member main body 22 along with the limiting member main body 22, the positioning lock 21 is hung upside down on the limiting member main body 22, and dust, rain water and the like are difficult to enter the positioning lock 21.

As shown in fig. 6 to 10, the mounting base 23 of this embodiment is provided with a mounting cavity 231, the positioning lock 21 includes a locking tongue 211 located at the bottom of the mounting cavity 231 and a driving rod 212 connected to the locking tongue 211, the driving rod 212 can drive the locking tongue 211 to extend out of the mounting cavity 231 and lock with the housing 1 under the driving of an external force, and the locking between the locking tongue 211 and the housing 1 may be direct locking or indirect locking achieved by fixing a structural member in the housing 1. Taking indirect locking as an example, the structural member fixedly arranged in the housing 1 may be a second auxiliary mounting seat 6, the second auxiliary mounting seat 6 is provided with a notch 611 at a position close to the limiting hole 11, and after the positioning lock 21 rotates to be close to the limiting hole 11 along with the limiting member main body 22, the lock tongue 211 is just clamped into the notch 611 when extending out of the mounting cavity 231, thereby achieving locking. The driving rod 212 is used as a driving piece for driving the lock tongue 211, and compared with a traditional driving mode of a lock hole type lock cylinder, the lock cylinder has the advantages that sand, stone, sundries, dust, rainwater and the like do not need to enter a lock hole. Preferably, the driving rod 212 includes a non-circular protruding key combination portion 2121 at the upper end and an eccentric boss 2122 at the lower end, and the locking tongue 211 is provided with a locking slot 2111 for moving the eccentric boss 2122. When the driving rod 212 is screwed by using a key, the eccentric boss 2122 is eccentric to the driving rod 212, so that the eccentric boss 2122 can rotate in the slot 2111 and can push the latch tongue 211 to perform a telescopic motion through the slot 2111. When the latch 211 moves telescopically, the mounting cavity 231 also has a guiding function. Preferably, the locking slot 2111 is a strip-shaped slot that limits the movement of the eccentric boss 2122 in the moving direction of the locking tongue 211 and allows the movement of the eccentric boss 2122 in the direction perpendicular to the moving direction of the locking tongue 211. Preferably, a cavity cover 232 is disposed above the mounting cavity 231, a through hole is disposed on the cavity cover 232, the locking tongue 211 and the driving rod 212 are covered by the cavity cover 232 between the mounting cavity 231, and the key combining portion 2121 at the upper end of the driving rod 212 is located at the through hole of the cavity cover 232.

As shown in fig. 6 and 8, a component force boss 24 is provided on a side surface of the limiting member 2, and when the limiting member 2 extends out of the housing 1, an upper surface of the component force boss 24 abuts against the housing 1 at the position of the limiting hole 11 from inside. When the limiting device limits the position of the sliding door, the limiting device can be impacted by the sliding door, and in order to prevent the limiting device from being damaged by impact, the component force boss 24 is arranged on the side face of the limiting part 2. Because the upper surface of the component force boss 24 is abutted against the shell 1 at the position of the limiting hole 11 from the inside, the impact force applied to the limiting part 2 can be shared through the upper surface of the component force boss 24, the limiting device can be effectively prevented from being damaged by impact by a simple structure, and the stability of the product is improved and the service life of the product is prolonged.

As shown in fig. 5, 6 and 11, the locking member 42 of the present embodiment is a self-locking elastic buckle, which is also called a self-locking switch (similar to a push-type structure at the upper end of an automatic ballpoint pen), and the self-locking elastic buckle has a mechanical locking function, and when the switch is pressed once, the button is locked, and when the switch is pressed again, the button is unlocked and bounced, the self-locking elastic buckle is provided with a bayonet 43, the bayonet 43 is provided on the button, and the locking portion 41 on the limiting member 2 is a clamping table corresponding to the bayonet 43. When the limiting piece 2 is pushed into the shell 1, the clamping table is clamped into the clamping opening 43 and pushes the button to complete one pressing action, the button is locked, and the clamping table is clamped by the clamping opening 43, so that the limiting piece 2 is limited to extend out of the shell 1; when the limiting member 2 is pushed (pressed) again, the card platform clamped into the bayonet 43 pushes the button again to complete one pressing action, the button is unlocked and bounced, so that the unlocking bayonet 43 is locked with the card platform, and the limiting member 2 extends out of the shell 1 under the action of the power member 3. The self-locking elastic buckle can have various shapes and structures, belongs to the conventional structure in the mechanical field, and the specific structure of the self-locking elastic buckle is not described herein again.

As shown in fig. 4, 5, 6 and 12, the housing 1 of the present embodiment is provided with a storage hole 15 for placing the key 8 and a storage seat 7 disposed in the housing 1 corresponding to the storage hole 15, and the storage seat 7 is a self-locking snap. When the key 8 is in the storage state, the upper end of the key 8 is flush with the surface of the shell 1. The first auxiliary installation seat 5 is provided with a seat cavity 51 which is matched with the storage seat 7 in shape, and the storage seat 7 is arranged in the seat cavity 51. The self-locking elastic buckle can have various shapes and structures, belongs to the conventional structure in the mechanical field, and the specific structure of the self-locking elastic buckle is not described herein again. The storage hole 15 and the storage seat 7 are used for storing the key 8 for opening and closing the positioning lock 21. Specifically, when the key 8 is in the state of depositing, the button of auto-lock bullet knot is in the locking state, and 8 upper ends of key and 12 parallel and level of upper cover plate (owing to there is not the impetus at this moment, the unable key of staff takes out), and the button of lower extreme contact auto-lock bullet knot when the key 8 is taken out to needs, only needs to press down key 8, and the key 8 moves down and extrudes the button of auto-lock bullet knot and makes the unblock of auto-lock bullet knot, and the button is bounced and is promoted 8 upper ends of key and stretch out upper cover plate 12. When the key 8 needs to be stored, the key 8 is firstly placed into the storage hole 15, then the key 8 is pressed downwards, the key 8 moves downwards to press the button of the self-locking elastic buckle so that the self-locking elastic buckle is locked (the button is locked and does not bounce), and at the moment, the upper end of the key 8 is flush with the upper cover plate 12.

As shown in fig. 5 to 14, the stopper further includes a first auxiliary mounting seat 5, the first auxiliary mounting seat 5 is fixedly connected to the housing 1, the locking member 42 is fixedly connected to the first auxiliary mounting seat 5, specifically, the first auxiliary mounting seat 5 is provided with a locking mounting seat 52, and the locking member 42 is mounted on the locking mounting seat 52. The shell 1 comprises an upper cover plate 12 and two opposite side cover plates 13; the end of the first auxiliary mounting seat 5 extends from one end of the side cover plate 13 of the shell 1, and forms a clamping groove 14 with the upper cover plate 12. The stopper still includes the supplementary mount pad 6 of second, the supplementary mount pad 6 of second include with casing 1 fixed connection's fixing base 61, can follow the sliding seat 62 that the casing 1 side cover 13 other end stretches out, and locate between fixing base 61 and the sliding seat 62 and outwards extrude the elastic component 63 of sliding seat 62. A clamping groove 14 is formed between the movable seat 62 and the upper cover plate 12. The elastic member 63 is a compression spring, the fixed seat 61 is provided with a cavity 612 and a first spring coupling shaft 613 arranged in the cavity 612, and the movable seat 62 is provided with a second spring coupling shaft 621; the compression spring is disposed in the accommodating cavity 612, and two ends of the compression spring are respectively sleeved on the first spring sleeve shaft 613 and the second spring sleeve shaft 621. The first auxiliary mounting seat 5 and the second auxiliary mounting seat 6 are used for assisting the limit stopper to be mounted at the bottom of a track groove of a push-pull door frame or a window frame in an embedded mode, and the clamping groove 14 is used for clamping the door frame or the window frame. The sliding seat 62 is provided with a first blocking portion 622, the fixed seat 61 is provided with a second blocking portion 614 for blocking the first blocking portion 622, and the second blocking portion 614 and the first blocking portion 622 block each other to limit the sliding seat 62 to slip off the fixed seat 61. Specifically, a mounting groove is formed in the bottom of a track groove of a door frame or a window frame for mounting the limiter, when the limiter is mounted, one end, provided with a first auxiliary mounting seat 5, of the limiter is inserted into the mounting groove obliquely downwards, the first auxiliary mounting seat 5 is kept in the mounting groove, an upper cover plate 12 of the shell 1 is positioned outside the mounting groove, the end portion of the upper cover plate 12 is positioned at the bottom of the track groove, and a frame body (a metal frame body at the notch of the mounting groove) of the door frame or the window frame at one end of the mounting groove is clamped into a clamping groove; then press movable seat 62 to being close to fixing base 61 to the one end that is equipped with second auxiliary erection seat 6 with the stopper is impressed the mounting groove, and after second auxiliary erection seat 6 got into the mounting groove, movable seat 62 moved outwards owing to the effect of elastic component 63 for the framework of mounting groove other end door frame or window frame (the metal framework of mounting groove notch) card goes into the screens groove 14 between movable seat 62 and upper cover plate 12, thereby accomplishes the installation of stopper. After the door frame or the window frame is provided with the limiter, the movement of the sliding door or the sliding window can be limited when the limiter is opened, the sliding door or the sliding window can be prevented from impacting the door frame or the window frame to damage the sliding door or the sliding window, or the door frame or the window frame is damaged, and the sliding door or the sliding window can be prevented from being mistakenly closed due to impacting the door frame or the window frame.

It should be understood that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and those skilled in the art can modify the technical solutions described in the above embodiments, or make equivalent substitutions for some technical features; and all such modifications and alterations should fall within the scope of the appended claims.

Claims

1. A retainer, comprising:

the shell is provided with a limiting hole;

2. The retainer of claim 1, further comprising a positioning lock that locks the retainer when the retainer extends out of the housing, the positioning lock being mounted to the retainer.

3. The retainer of claim 2, wherein the retainer comprises a retainer body rotatably connected to the housing and a mounting seat protruding from a side surface of the retainer body; the positioning lock is arranged on the mounting seat and can rotate along with the limiting part main body to a position close to the limiting hole or below the limiting part main body.

4. The limiter of claim 3, wherein the mounting base is provided with a mounting cavity, the positioning lock comprises a lock tongue located at the bottom of the mounting cavity and a driving rod connected with the lock tongue, and the driving rod can drive the lock tongue to extend out of the mounting cavity to be locked with the housing under the driving of external force.

5. The retainer of claim 4, wherein the driving rod comprises a non-circular protruding key combination part at the upper end and an eccentric boss at the lower end, and the locking tongue is provided with a slot for the eccentric boss to move.

6. The retainer according to claim 5, wherein the engaging groove is a strip-shaped groove for limiting the movement of the eccentric protrusion in the moving direction of the latch and for allowing the movement of the eccentric protrusion in the direction perpendicular to the moving direction of the latch.

7. The retainer according to claim 1, wherein a component force boss is provided on a side surface of the retainer, and when the retainer protrudes out of the housing, an upper surface of the component force boss abuts against the housing at the position of the retaining hole from inside.

8. The retainer of claim 1, wherein the power member is a torsion spring, and the torsion spring is sleeved on a rotating shaft rotatably connecting the retainer to the housing.

9. The retainer according to any one of claims 1 to 8, wherein the locking member is a self-locking snap, a locking groove is provided on the self-locking snap, and the locking portion on the retainer is a locking platform adapted to the locking groove.

10. The retainer of claim 9, further comprising a first auxiliary mount, the first auxiliary mount being fixedly coupled to the housing, the locking member being mounted to the first auxiliary mount.

11. The retainer of claim 10, wherein the housing defines a storage hole for receiving a key and a storage seat disposed within the housing corresponding to the storage hole.

12. The retainer of claim 11, wherein the storage receptacle is a self-locking snap.

13. The retainer of claim 12, further comprising a key that can be placed through the access hole on the self-locking latch, wherein in a stored position, an upper end of the key is flush with the surface of the housing.

14. The retainer of claim 11, wherein the first auxiliary mounting seat is provided with a seat cavity corresponding to the storage seat in shape, and the storage seat is arranged in the seat cavity.

15. The retainer of claim 14, wherein the housing includes an upper cover plate and two opposing side cover plates; the end part of the first auxiliary mounting seat extends out of one end of the shell side cover plate, and a clamping groove is formed between the end part of the first auxiliary mounting seat and the upper cover plate.

16. The retainer of claim 15, further comprising a second auxiliary mounting seat, wherein the second auxiliary mounting seat comprises a fixed seat fixedly connected to the housing, a movable seat capable of extending from the other end of the side cover plate of the housing, and an elastic member disposed between the fixed seat and the movable seat and outwardly pressing the movable seat.

17. The retainer of claim 16, wherein a detent is formed between the movable seat and the upper cover plate.

18. The retainer according to claim 16, wherein the elastic member is a compression spring, the fixed seat is provided with a cavity and a first spring coupling shaft arranged in the cavity, and the movable seat is provided with a second spring coupling shaft; the compression unit is arranged in the cavity, and two ends of the compression unit are respectively sleeved on the first spring sleeve connecting shaft and the second spring sleeve connecting shaft.

19. The retainer according to claim 16, wherein the movable seat has a first blocking portion, the fixed seat has a second blocking portion for blocking the first blocking portion, and the second blocking portion and the first blocking portion block each other to limit the movable seat from slipping out of the fixed seat.