CN211448209U - Novel telescopic positioning support rod - Google Patents

Abstract

The utility model relates to the technical field of support rods, in particular to a novel telescopic positioning support rod, which comprises an outer shell and an inner shell sleeved on the outer shell and connected with the outer shell in a sliding way, wherein one end of the inner shell is provided with a limiting device, the limiting device comprises a lock pin shaft used for locking the outer shell and a locking component elastically connected with the lock pin shaft, and the locking component is used for matching with the lock pin shaft to be contracted and locked; a locking device capable of locking the locking pin shaft and the locking assembly is arranged at one end of the shell, which is far away from the limiting device; by adopting the design, the flexibility of the supporting rod is improved, the telescopic adjustment and positioning can be quickly and conveniently realized, the operation is very convenient, and the safety is greatly improved; thereby having the characteristics of simple and reasonable structure and convenient use; can meet the requirements of users and has high practical value.

Description

Novel telescopic positioning support rod

Technical Field

The utility model relates to a bracing piece technical field, concretely relates to novel telescopic positioning support pole.

Background

The existing window is basically opened and closed through a supporting rod, and the existing supporting rod is mostly fixed in length, can only support a fixed position or a fixed window angle and is not suitable for occasions needing multi-point support; at present, some telescopic positioning support rods can realize multi-point supporting and positioning, but the existing telescopic positioning support rods mainly comprise a rod body and a rod sleeve, wherein the rod body is sleeved in the rod sleeve and is movably connected with the rod sleeve; after stretching telescopic location bracing piece to required length during the use, utilize parts such as bolt, bolt to lock the length of bracing piece, and the defect of this type of current telescopic location bracing piece lies in: the positioning mechanism (bolt, bolt and the like) needs to be manually released to release the rotation, so that the operation is very inconvenient; in addition, some existing supporting rods can realize automatic unlocking and can reversely pull back and close a window when the window is opened to the maximum angle, but the movable window door is inevitably pushed to the maximum angle in the process of opening the window by a user, and at the moment, the window cannot be locked again when being reversely pulled back, and the window can be locked again after being reversely pulled back and closed to restore the initial state, so that inconvenience is brought to the user, and the use experience of the user is seriously influenced; in addition, when the window is opened, the movable window door is easily influenced by external strong wind, so that the movable window door moves outwards, the movable window door automatically moves to be opened, even the movable window door moves to the maximum angle, the supporting rod is automatically unlocked and released to rotate, and certain potential safety hazards exist; therefore, it is necessary to research and improve the structure of the telescopic positioning support rod, and the present invention is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel telescopic positioning support pole to solve at least one of the above-mentioned defect that prior art exists.

In order to achieve the above purpose, the utility model provides a following technical scheme: a novel telescopic positioning support rod comprises an outer shell and an inner shell which is sleeved on the outer shell and is in sliding connection with the outer shell, wherein one end of the inner shell is provided with a limiting device, the limiting device comprises a lock pin shaft used for locking the outer shell and a locking assembly elastically connected with the lock pin shaft, and the locking assembly is used for being matched with the lock pin shaft to be contracted and locked; and one end of the shell, which is far away from the limiting device, is provided with a locking device which can lock the locking pin shaft and the locking assembly.

The utility model discloses a further improvement, the locking subassembly is including fixing connecting block on the inner shell, with connecting block sliding connection and with the locking part of lockpin axle cooperation locking and hinge on the connecting block and rather than elastic connection's promotion piece, should promote the piece and be used for promoting the locking part, work as the locking part with when lockpin axle locking promote under the effect of piece, the locking part is relative the connecting block slides, makes the locking part with the separation of lockpin axle.

The utility model discloses a further improvement, the shell inside wall is equipped with bellied first unlocking piece, works as the locking subassembly with during the lockpin axle locking state promote the piece top and hit under the effect of first unlocking piece, promote the piece and inwards contract and act on the locking part, make the locking part with the separation of lockpin axle.

The utility model discloses a further improvement, one side that the axis of pintle is close to the locking part is equipped with the first fixture block that is the L type, locking part one side be equipped with the second fixture block of first fixture block cooperation joint.

The utility model discloses a further improvement, locking device include the locking piece, can with locking piece cooperation locking part and fixing fixed block on the shell, the one end of locking piece with fixed block sliding connection, the other end with fixed block elastic connection, locking part articulates fixed block one side and with fixed block elastic connection.

The utility model discloses a further improvement, the inner shell inboard is equipped with bellied second and unlocks the piece, works as the locking piece with during locking part locking part bumps the locking part top under the effect of second unlocking piece, locking part is inside to be shrunk and act on the locking piece, makes the locking piece with locking part cooperation locking.

The utility model discloses a further improvement, stop device is last to be equipped with rather than the insurance locating part of rotating the connection, and the one end of this insurance locating part is for being used for the spacing portion of joint screens mouth, and the other end is handheld portion, and this handheld portion expose in the inner shell outside.

The utility model discloses a further improvement, stop device both sides lid is equipped with the fixed plate, each the fixed plate pass through the mounting with connecting block fixed connection.

The utility model discloses a further improvement, the axis of pintle as to have the locating piece, be equipped with the confession on the lateral wall of shell the screens mouth of locating piece joint location, the quantity of this screens mouth is a plurality of, and the even interval distribution of this screens mouth.

Compared with the prior art, the utility model discloses following beneficial effect has:

the novel telescopic positioning support rod comprises an outer shell and an inner shell which is sleeved on the outer shell and is in sliding connection with the outer shell, wherein one end of the inner shell is provided with a limiting device, the limiting device comprises a lock pin shaft used for locking the outer shell and a locking assembly elastically connected with the lock pin shaft, and the locking assembly is used for being matched with the lock pin shaft to be contracted and locked; a locking device capable of locking the locking pin shaft and the locking assembly is arranged at one end of the shell, which is far away from the limiting device; by adopting the design, the flexibility of the supporting rod is improved, the telescopic adjustment and positioning can be quickly and conveniently realized, the operation is very convenient, and the safety is greatly improved; thereby having the characteristics of simple and reasonable structure and convenient use; can meet the requirements of users and has high practical value.

The invention is further described with reference to the drawings and the specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the explosion structure of the present invention.

Fig. 3 is a schematic diagram of the explosion structure of the present invention.

Fig. 4 is a schematic view of the overall structure of the housing of the present invention.

Fig. 5 is a schematic view of the overall structure of the inner shell of the present invention.

Fig. 6 is an explosion structure diagram of the limiting device of the present invention.

Fig. 7 is a schematic view of a partial structure of the limiting device of the present invention.

Fig. 8 is an exploded schematic view of the locking device of the present invention.

Fig. 9 is a schematic view of a partial structure of the locking device of the present invention.

Fig. 10 is a schematic view of the initial state structure of the present invention.

Fig. 11 is a schematic structural diagram of the first impact state of the present invention.

Fig. 12 is a schematic structural diagram of the second impact state of the present invention.

Fig. 13 is a schematic structural diagram of the recovery initial state of the present invention.

Fig. 14 is an enlarged schematic view of part a of the present invention.

Fig. 15 is an enlarged schematic view of the part B of the present invention.

Fig. 16 is an enlarged schematic view of the C-section of the present invention.

Fig. 17 is a schematic view of the structure of the positioning block and the locking hole of the present invention.

Fig. 18 is a schematic view of the safety position-limiting element of the present invention in an operating state.

In the drawings: 1. a housing; 2. an inner shell; 3. a limiting device; 11. a first unlocking block; 12. a position clamping port; 21. a second unlocking block; 22. a notch; 31. a locking assembly; 32. locking a pin shaft; 33. a safety limit part; 34. a fixing plate; 4. a locking device; 41. a locking member; 42. a locking member; 43. a fixed block; 44. a cover plate; 311. connecting blocks; 312. a locking member; 313. a pushing block; 321. a first clamping block; 322. positioning blocks; 323. a top block; 331. a limiting part; 332. a hand-held portion; 3121. a second fixture block; 411. a third fixture block; 421. a fourth fixture block; 423. a blocking portion; 3111. a guide groove; 3121. a guide block; 323. a first card slot; 3122. a second card slot; 412. a slider; 431. a chute; 5. an elastic member.

Detailed Description

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-18, the utility model discloses a novel telescopic positioning support rod, which comprises an outer shell 1 and an inner shell 2 sleeved on the outer shell 1 and connected with the outer shell in a sliding manner, wherein the outer shell 1 and the inner shell 2 are both in a T shape; one end of the inner shell 2 is provided with a limiting device 3, the limiting device 3 comprises a lock pin shaft 32 used for locking the outer shell 1 and a locking component 31 elastically connected with the lock pin shaft 32, and the locking component 31 is used for being matched with the lock pin shaft 32 to be contracted and locked; a locking device 4 capable of locking the locking pin shaft 32 and the locking assembly 31 is arranged at one end of the shell 1 far away from the limiting device 3, wherein one end of the locking pin shaft 32 is hinged with the connecting block 311, and the other end is elastically connected with the connecting block 311 through an elastic piece 5; the locking assembly 31 comprises a connecting block 311 fixed on the inner shell 2, a locking member 312 which is slidably connected with the connecting block 311 and is matched and locked with the locking pin shaft 32, and a pushing block 313 which is hinged on the connecting block 311 and is elastically connected with the connecting block 311, wherein the pushing block 313 is elastically connected with the connecting block 311 through an elastic member 5; the pushing block 313 is used for pushing the locking member 312, and when the locking member 312 is locked with the locking pin shaft 32, under the action of the pushing block 313, the locking member 312 slides relative to the connecting block 311, so that the locking member 312 is separated from the locking pin shaft 32. Furthermore, one side of the locking pin shaft 32 close to the locking member 312 is provided with a first L-shaped latch 321, and one side of the locking member 312 is provided with a second latch 3121 engaged with the first latch 321.

Specifically, the connecting block 311 is fixed to the inner housing 2, and the connecting block 311 has a guide groove 3111, and the locking member 312 has a guide block 3121 matching with the guide groove 3111; the guide block 3121 can slide in the guide groove 3111, and the guide block 3121 is located between the first latch 321 and the guide groove 3111, and the first latch 321 can play a role of limiting to prevent the locking element 312 from sliding out. The first latch 321 is located between the guide block 3121 and the second latch 3121, wherein a first engaging groove 323 is located between the first latch 321 and the locking pin shaft 32, a second engaging groove 3122 is located between the second latch 3121 and the locking member 312, when the locking pin shaft 32 is locked with the locking member 312, the first latch 321 is engaged in the second engaging groove 3122, and the first latch 321 is engaged in the first engaging groove 323.

Further, the locking device 4 comprises a locking member 41, a locking component 42 capable of being matched and locked with the locking member 41, and a fixing block 43 fixed on the housing 1, one end of the locking member 41 is slidably connected with the fixing block 43, the other end of the locking member is elastically connected with the fixing block 43 through an elastic member 5, the locking component 42 is hinged on one side of the fixing block 43 and is elastically connected with the fixing block 43 through the elastic member 5, a top block 323 is arranged at one end, close to the locking component 42, of the locking pin shaft 32, a blocking portion 423 used for blocking the top block 323 is arranged on the locking component 42, and the blocking effect is achieved; specifically, the locking member 41 is provided with a sliding block 412, the fixed block 43 is provided with a sliding groove 431 which is matched with the sliding block 412 for sliding,

furthermore, cover plates 44 are covered on two sides of the locking device 4, and each cover plate 44 is fixedly connected with the connecting block 311 through a fixing piece; so that the stability of the locking device 4 can be enhanced; furthermore, the locking member 41 is provided with a third block 411, the locking member 42 is provided with a fourth block 421 engaged with the third block 411, and the third block 411 and the fourth block 421 are of the same structure as the first block 321 and the second block 3121; the blocking portion 423 is located at the fourth latch 421 side.

When the locking member 41 is locked with the locking part 42, the locking member 41 can be slid and separated from the locking part 42 by pushing the locking member 41 through the locking member 312. When the locking member 41 is separated from the locking member 42, the third latch 411 of the locking member 41 contacts the fourth latch 421 of the locking member 42, and the locking member 312 is retracted and locked with the locking pin shaft 32 by sliding the position limiting device 3 and striking the locking device 4. Specifically, the locking member 312 of the limiting device 3 strikes against the locking member 41 of the locking device 4, and the top block 323 of the locking pin shaft 32 strikes against the locking member 42, so that the first latch 321 of the locking pin shaft 32 and the second latch 3121 of the locking member 312 are locked in a matching manner, because the striking surface of the locking member 42 and the top block 323 is an inclined surface, the end part of the top block 323 contacting with the locking member 42 is arc-shaped, and the top block 323 slides along the inclined surface and approaches to the locking member 42, so that the locking member 41 and the locking member 42 are locked in a matching manner.

Furthermore, a first protruding unlocking block 11 is disposed on the inner side wall of the housing 1, and the first unlocking block 11 is an inclined first unlocking block 11, when the locking assembly 31 is locked with the lock pin shaft 32, under the action of the pushing block 313 pushing against the first unlocking block 11, the pushing block 313 retracts inward and acts on the locking member 312, so that the locking member 312 is separated from the lock pin shaft 32. Specifically, the pushing block 313 has an arc-shaped inclined surface, which is pressed against the inclined surface of the first unlocking block 11.

Further, a second unlocking block 21 is provided on the inner side of the inner casing 2, and the second unlocking block 21 is an inclined second unlocking block 21, when the locking member 41 is locked with the locking member 42, under the action of the locking member 42 impacting against the second unlocking block 21, the locking member 42 is retracted inward and acts on the locking member 41, so that the locking member 41 is locked with the locking member 42. Specifically, when unlocked, the locking member 42 is in an inclined state and abuts against the inclined surface of the second unlocking piece 21.

Further, fixing plates 34 are covered on two sides of the limiting device 3, and each fixing plate 34 is fixedly connected with the connecting block 311 through a fixing piece; so that the stability of the limiting device 3 can be enhanced. The limiting device 3 is provided with a safety limiting member 33 hinged thereto, one end of the safety limiting member 33 is a limiting portion 331 for clamping the clamping opening 12, the other end is a handheld portion 332, and the handheld portion 332 is exposed outside the inner shell 2. Specifically, an installation hole is formed between the limiting portion 331 and the handheld portion 332, and the installation hole is sleeved in the fixing member. Furthermore, the lock pin shaft 32 is a lock pin shaft 32 with a positioning block 322, the positioning block 322 is barbed, one side of the positioning block has an inclined plane or an arc surface, and is located at the other end opposite to the first clamping block 321, the side wall of the housing 1 is provided with a plurality of clamping ports 12 for clamping and positioning the positioning block 322, and the clamping ports 12 are uniformly distributed at intervals; a notch 22 for ejecting the positioning block 322 is formed on the side wall of the inner case 2. The elastic member 5 may be a spring.

In the specific implementation process, one end of the supporting rod is fixed on the fixed window frame, and the other end of the supporting rod is fixed on the movable window and door; when the supporting rod is in an initial state, the locking pin shaft 32 of the limiting device 3 and the locking component 31 are in a state to be locked, and the positioning block 322 of the locking pin shaft 32 is in contact with the inner wall of the shell 1; when the movable window door is pushed open, the inner shell 2 slides relative to the outer shell 1, and when the movable window door slides to the notch 22 and corresponds to the clamping opening 12, the positioning block 322 pops outwards under the action of the elastic piece 5 and is clamped in the clamping opening 12, so that one end of the positioning block 322 is in contact with the edge of the clamping opening 12; when the movable window door is continuously opened, the inclined plane or the arc-shaped surface of the positioning block 322 is contracted and pressed on the inner wall of the outer shell 1, so that the positioning block 322 is repeatedly popped up and is repeatedly contracted, the inner shell 2 can continuously slide relative to the outer shell 1 until the angle of the movable suspended window required by a user, and the positioning effect is achieved; furthermore, when the positioning block 322 is ejected outwards to be clamped and positioned with the clamping opening 12, the hand-held portion 332 at one end of the safety limiting member 33 can be further rotated to clamp and limit the limiting portion 331 at the other end of the safety limiting member 33 in the clamping opening 12, so that the safety limiting function is achieved, and the movable window door is prevented from being opened continuously.

In addition, when the movable suspension window moves to the maximum angle, the limiting device 3 can impact the locking device 4, at this time, the locking pin shaft 32 and the locking assembly 31 are in a state of waiting to be locked, the positioning block 322 of the locking pin shaft 32 is contracted inside the inner shell 2 and is pressed against the inner wall of the outer shell 1, at this time, the movable suspension window is pulled back reversely, and the positioning block 322 can be ejected out of the clamping opening 12 again to be clamped, so that the flexibility of the supporting rod is greatly enhanced, the operation is convenient, and the safety is improved.

When the movable window and door need to be closed, the movable window and door is pushed outwards to the maximum angle, the locking piece 41 and the locking part 42 of the locking device 4 are in the release state through the first impact of the limiting device 3 and the locking device 4, at the moment, the movable suspension window is pulled back in a micro reverse direction, the movable window and door is pushed outwards again to the maximum angle, the limiting device 3 and the locking device 4 are impacted for the second time, at the moment, the lock pin shaft 32 of the limiting device 3 can be retracted and locked with the locking assembly 31 to form the unlocking state, and therefore the movable suspension window and door can be pulled back to the closing state in a reverse direction.

In addition, when the movable suspension window is pulled back and closed reversely, the pushing block 313 of the limiting device 3 can collide with the first unlocking block 11 of the housing 1, and at the moment, the pushing block 313 contracts inwards and acts on the locking piece 312, so that the locking piece 312 is separated from the locking pin shaft 32, and the state to be locked is recovered; meanwhile, the locking component 42 of the locking device 4 will hit against the second unlocking block 21 of the inner shell 2, and the locking component 42 can contract inwards and be locked with the locking component 41 by the pressing of the second unlocking block 21, so as to recover the locked state.

In this embodiment, in the initial state, the limiting device 3 of the inner shell 2 is in the state to be locked, and the locking device 4 of the outer shell 1 is in the locking state; when the limiting device 3 in a state to be locked collides with the locking device 4 in a locking state for the first time, the locking part 42 of the locking device 4 is separated from the locking piece 41 and is in a releasing state; and when the limiting device 3 in the locking state collides with the locking device 4 in the releasing state for the second time, the locking pin shaft 32 of the limiting device 3 is locked with the locking component 31 and is in the locking state.

In conclusion, the novel telescopic positioning support rod improves the flexibility of the support rod, can be quickly and conveniently telescopically adjusted and positioned, is very convenient to operate and greatly improves the safety; thereby having the characteristics of simple and reasonable structure and convenient use; can meet the requirements of users and has high practical value.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The detachable installation mode has various modes, for example, a mode of matching with a buckle through plugging, for example, a mode of connecting through a bolt, and the like.

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described above with reference to the embodiments and the accompanying drawings, so as to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions.

The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.

Claims (9)

1. The utility model provides a novel telescopic positioning support pole, includes shell (1) and cup joints shell (1) on and rather than sliding connection's inner shell (2), its characterized in that: one end of the inner shell (2) is provided with a limiting device (3), the limiting device (3) comprises a lock pin shaft (32) used for locking the outer shell (1) and a locking assembly (31) elastically connected with the lock pin shaft (32), and the locking assembly (31) is used for being matched with the lock pin shaft (32) to be contracted and locked; one end of the shell (1) far away from the limiting device (3) is provided with a locking device (4) which can lock the locking pin shaft (32) and the locking component (31).

2. The novel telescopic positioning support rod of claim 1, wherein: the locking assembly (31) comprises a connecting block (311) fixed on the inner shell (2), a locking piece (312) which is connected with the connecting block (311) in a sliding mode and is matched and locked with the locking pin shaft (32), and a pushing block (313) which is hinged on the connecting block (311) and is elastically connected with the connecting block, wherein the pushing block (313) is used for pushing the locking piece (312), and when the locking piece (312) is locked with the locking pin shaft (32), under the action of the pushing block (313), the locking piece (312) slides relative to the connecting block (311) to enable the locking piece (312) to be separated from the locking pin shaft (32).

3. The novel telescopic positioning support rod of claim 2, wherein: the locking assembly is characterized in that a first protruding unlocking block (11) is arranged on the inner side wall of the shell (1), when the locking assembly (31) and the lock pin shaft (32) are in a locking state, under the action that the pushing block (313) pushes against the first unlocking block (11), the pushing block (313) contracts inwards and acts on the locking piece (312), and the locking piece (312) is separated from the lock pin shaft (32).

4. The novel telescopic positioning support rod of claim 2, wherein: one side of the locking pin shaft (32) close to the locking piece (312) is provided with a first clamping block (321) in an L shape, and one side of the locking piece (312) is provided with a second clamping block (3121) matched and clamped with the first clamping block (321).

5. The novel telescopic positioning support rod of claim 1, wherein: locking device (4) include locking piece (41), can with locking part (42) of locking piece (41) cooperation locking and fixing fixed block (43) on shell (1), the one end of locking piece (41) with fixed block (43) sliding connection, the other end with fixed block (43) elastic connection, locking part (42) articulate fixed block (43) one side and with fixed block (43) elastic connection.

6. The novel telescopic positioning support rod of claim 5, wherein: and a second raised unlocking block (21) is arranged on the inner side of the inner shell (2), and when the locking piece (41) is locked with the locking component (42), under the action that the locking component (42) pushes against the second unlocking block (21), the locking component (42) is retracted inwards and acts on the locking piece (41), so that the locking piece (41) is matched and locked with the locking component (42).

7. The novel telescopic positioning support rod of claim 1, wherein: the limiting device (3) is provided with a safety limiting part (33) which is rotatably connected with the limiting device, one end of the safety limiting part (33) is a limiting part (331) used for clamping the clamping opening (12), the other end of the safety limiting part is a handheld part (332), and the handheld part (332) is exposed out of the inner shell (2).

8. The novel telescopic positioning support rod of claim 2, wherein: fixing plates (34) are arranged on two sides of the limiting device (3) in a covering mode, and each fixing plate (34) is fixedly connected with the connecting block (311) through a fixing piece.

9. The novel telescopic positioning support rod of claim 1, wherein: the lock pin shaft (32) is the lock pin shaft (32) with the locating block (322), the side wall of the shell (1) is provided with clamping position openings (12) for the locating block (322) to be clamped and located, the clamping position openings (12) are in a plurality, and the clamping position openings (12) are distributed at even intervals.

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