CN209195969U

CN209195969U - A kind of bearing block with limitation locking function

Info

Publication number: CN209195969U
Application number: CN201822028433.4U
Authority: CN
Inventors: 王宝祥; 张媛; 华春雨
Original assignee: Tianjin Keyu Machinery Co Ltd
Current assignee: Tianjin Keyu Machinery Co Ltd
Priority date: 2018-12-05
Filing date: 2018-12-05
Publication date: 2019-08-02
Anticipated expiration: 2028-12-05

Abstract

The utility model discloses a kind of bearing blocks with limitation locking function, including main body, limit shaft, slot, built-in circle, sliding slot and ball, the inside of the main body is equipped with set casing, the limit shaft is embedded on the inner wall of set casing, limiting tooth is installed on the limit shaft of set casing, the slot is provided on limiting tooth, and the built-in circle is wrapped in inside set casing, is fixed with sawtooth on the built-in circle side body wall of limiting tooth；The sliding slot is provided in the built-in side body wall enclosed, and the ball is embedded in inside sliding slot.It is the rotational structure changed inside bearing block that the bearing block with limitation locking function, which is provided with the bearing block, so that bearing block can either meet rotation, and bearing block can also be locked in arbitrarily used position when reversion, so that needing the bearing block by outer force locking originally, itself is able to solve lockout issue with regard to tender, and operation is very simple, it is only necessary in the built-in circle of position reversion for needing to lock.

Description

A kind of bearing block with limitation locking function

Technical field

The utility model relates to bearing block relevant device technical field, specially a kind of bearing with limitation locking function Seat.

Background technique

Bearing block is a kind of load constructivity union piece, and the rotation of bearing block is sensitive, typically for needing to rotate Device use, the use of bearing block is very extensive, and existing bearing block technology is also very consummate, the mistake of rotation Poor very little uses more safe and convenient.Although the bearing block type sum number with limitation locking function currently on the market Amount is very more, but mostly the bearing block with limitation locking function is carried out by other tools, or machinery Limit, bearing block itself can lock seldom, by the locking of external force, operate also very troublesome, therefore on the market There is an urgent need to which the technology of the bearing block structure with limitation locking function can be improved, to improve this equipment.

Utility model content

The purpose of this utility model is to provide a kind of bearing blocks with limitation locking function, to solve above-mentioned background skill The bearing block with limitation locking function currently on the market that art proposes is limited by other tools or machinery Position, bearing block itself can lock seldom, and by the locking of external force, operate also very troublesome problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of bearing with limitation locking function Seat, including main body, limit shaft, slot, built-in circle, sliding slot and ball, the inside of the main body are equipped with set casing, wherein

The limit shaft is embedded on the inner wall of set casing, is equipped with limiting tooth on the limit shaft of set casing, The slot is provided on limiting tooth, and the built-in circle is wrapped in inside set casing, close to the built-in circle side of limiting tooth Sawtooth is fixed on body wall；

The sliding slot is provided in the built-in side body wall enclosed, and the ball is embedded in inside sliding slot, close to the institute of sliding slot It states ball one end and connecting rod is installed.

Preferably, the set casing and built-in circle are all cylinder, and the center of circle of the center of circle of set casing and built-in circle is same On one straight line.

Preferably, rotational structure is constituted between the limit shaft and limiting tooth, and the rotation angle range of limiting tooth is 0- 45°。

Preferably, it is constituted between the limiting tooth and sawtooth and engages connection, and be to be connected together between limiting tooth and sawtooth.

Preferably, quantity set by the sawtooth is identical as the set quantity of limiting tooth, and sawtooth is respectively with the circle of built-in circle The heart is that equidistant surround in midpoint is distributed on built-in circle.

Compared with prior art, the utility model has the beneficial effects that this has the bearing block of limitation locking function:

1. being provided with the bearing block is the rotational structure changed inside bearing block, so that bearing block can either meet rotation, And bearing block can also be locked in arbitrarily used position when reversion, so that needing the bearing by outer force locking originally Seat, itself is able to solve lockout issue with regard to tender, and operates very simple, it is only necessary to built in the position reversion for needing to lock Circle；

It can be to the built-in sawtooth that enclose into line-locked limiting tooth, built in normal rotation when circle, on built-in circle 2. being provided with It is promotion state with limit tooth contact, limiting tooth can be pushed to be rotated under the action of limit shaft, in order to be staggered and sawtooth It intercepts, when built-in circle normally being rotated, but needing to lock, inverting built-in circle will make sawtooth by limiting tooth Interception, and engage with the slot on limiting tooth, to achieve the effect that locking, and be arbitrary position and can lock, It uses more flexibly；

3. being provided with limit shaft is the shaft for resetting axle construction, limit shaft can only drive limiting tooth to rotate certain arc Degree, can effectively avoid limiting tooth from reversely being driven rotation by sawtooth, can not carry out engaging interception, and when sawtooth rotates forward, limit It is then not in interception state that position axis, which is triggered and rotates, and reset spring stress and deformation when promotion in limit shaft is to cooperate rotation Turn, once stopping operating, resetting shaft will restore deformation and limiting tooth is driven to keep in the center, when in order to invert built-in circle, sawtooth The limiting tooth of interception can be touched rapidly.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model right side structural representation；

Fig. 3 is the utility model limiting tooth and sawtooth distributed architecture schematic diagram.

In figure: 1, main body, 2, set casing, 3, limit shaft, 4, limiting tooth, 5, slot, 6, built-in circle, 7, sawtooth, 8, sliding slot, 9, ball, 10, connecting rod.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of bearing block with limitation locking function, Including main body 1, set casing 2, limit shaft 3, limiting tooth 4, slot 5, built-in circle 6, sawtooth 7, sliding slot 8, ball 9 and connecting rod 10, The inside of the main body 1 is equipped with set casing 2, wherein

The limit shaft 3 is embedded on the inner wall of set casing 2, is equipped with limit on the limit shaft 3 of set casing 2 Tooth 4 constitutes rotational structure between the limit shaft 3 and limiting tooth 4, and the rotation angle range of limiting tooth 4 is 0-45 °, rotation Built-in circle 6 will drive the rotation of sawtooth 7, and sawtooth 7 can contact and push limiting tooth 4, and limiting tooth 4 is only revolved using limit shaft 3 Turn, will not just occur interception state in 7 normal rotation of sawtooth, the slot 5 is provided on limiting tooth 4, built-in 6 packet of circle It is rolled in inside set casing 2, the set casing 2 and built-in circle 6 are all cylinder, and the center of circle in the center of circle of set casing 2 and built-in circle 6 On the same line, when being rotated in set casing 2 in order to built-in circle 6, it is uniformly to rotate, is not in collision phenomenon, with Exempt to influence fixed and use, be fixed with sawtooth 7 on the 6 side body walls of the built-in circle of limiting tooth 4, the limiting tooth 4 with Composition engagement connection between sawtooth 7, and to be connected together between limiting tooth 4 and sawtooth 7, when built-in circle 6 inverts, sawtooth 7 can quilt Limiting tooth 4 intercepts engagement, and the slot 5 on limiting tooth 4 can engage with sawtooth 7, so that the reversion of sawtooth 7 can not only be blocked It cuts, can also be locked, quantity set by the sawtooth 7 is identical as the set quantity of limiting tooth 4, and sawtooth 7 is respectively with built-in circle 6 The center of circle is that midpoint is equidistant around being distributed on built-in circle 6, and the sawtooth 7 of annular spread can when arbitrary angle inverts It is engaged with limiting tooth 4, in order to which sawtooth 7 can be locked in arbitrary angle, so that using more flexibly；

The sliding slot 8 is provided in the side body wall of built-in circle 6, and the ball 9 is embedded in inside sliding slot 8, close to sliding slot 8 9 one end of the ball connecting rod 10 is installed.

Working principle: when using the bearing block with limitation locking function, it is necessary first to this with limitation locking The bearing block progress one of function is simple to be understood, and user can will need the beaming roller rotated to be fixed on interior when using main body 1 It sets inside circle 6, then the built-in circle 6 of normal rotation, built-in 6 rotation of circle will drive the rotation of sawtooth 7, and the sawtooth 7 of rotation can rotate Process contact to limiting tooth 4, sawtooth 7 that limiting tooth 4 is rotated pushes, and to avoid intercepting sawtooth 7, therefore limiting tooth 4 can be borrowed 3 rotary limited of limit shaft is helped to avoid sawtooth 7, rotary force makes the reset spring deformation inside limit shaft 3, sawtooth 7 is waited to leave After limiting tooth 4, reset spring, which loses promotion, will restore the deformation drive reset of limiting tooth 4, prepare at any time for locking, due to saw There are spacing between tooth 7 and limiting tooth 4, so set casing 2 and built-in circle 6 mainly still rely on and the ball 9 in connecting rod 10 Mutual connection and rotation are carried out with sliding slot 8, when needing to lock built-in circle 6, as long as the built-in circle 6 of reversion will make sawtooth 7 invert and touch the limiting tooth 4 that can not be inverted, and limiting tooth 4 has intercepted the steering of sawtooth 7, and on sawtooth 7 and limiting tooth 4 The engaging of slot 5 can also limit the unstable of itself, play the effect of a locking, here it is the workflow of the device, The content being not described in detail in this explanation belongs to the prior art well known to professional and technical personnel in the field.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims

1. a kind of bearing block with limitation locking function, including main body (1), limit shaft (3), slot (5), built-in circle (6), cunning Slot (8) and ball (9), it is characterised in that: the inside of the main body (1) is equipped with set casing (2), wherein

The limit shaft (3) is embedded on the inner wall of set casing (2), is equipped on the limit shaft (3) of set casing (2) Limiting tooth (4), the slot (5) are provided on limiting tooth (4), and the built-in circle (6) is wrapped in set casing (2) inside, close Sawtooth (7) are fixed on built-in circle (6) side body wall of limiting tooth (4)；

The sliding slot (8) is provided in the side body wall of built-in circle (6), and the ball (9) is embedded in sliding slot (8) inside, close The ball (9) one end of sliding slot (8) is equipped with connecting rod (10).

2. a kind of bearing block with limitation locking function according to claim 1, it is characterised in that: the set casing It (2) is all cylinder with built-in circle (6), and the center of circle of set casing (2) and the center of circle of built-in circle (6) are on the same line.

3. a kind of bearing block with limitation locking function according to claim 1, it is characterised in that: the limit shaft (3) rotational structure is constituted between limiting tooth (4), and the rotation angle range of limiting tooth (4) is 0-45 °.

4. a kind of bearing block with limitation locking function according to claim 1, it is characterised in that: the limiting tooth (4) it is constituted between sawtooth (7) and engages connection, and be to be connected together between limiting tooth (4) and sawtooth (7).

5. a kind of bearing block with limitation locking function according to claim 1, it is characterised in that: the sawtooth (7) Set quantity is identical as the set quantity of limiting tooth (4), and sawtooth (7) is equidistant as midpoint using the center of circle of built-in circle (6) respectively It surround and is distributed on built-in circle (6).