CN209780721U - Protective device for rope-shaped object - Google Patents

Abstract

The utility model discloses a protector for rope form thing, it includes the shell spare and cooperates the effect spare on the shell spare, the shell spare includes the kerve that is used for at least partly covering the rope form thing that waits to protect, the effect spare is configured to actuate along the shell spare, and drive rope form thing and actuate to the shell spare along with one of them cophase; the actuator comprises a main body and a locking mechanism arranged on the main body, wherein the main body is used for being matched with the shell to realize the integral actuation of the actuator, and the locking mechanism is used for locking the rope-shaped object and driving the rope-shaped object to actuate together. The utility model discloses a device covers at least some of rope form thing through the shell spare to the rope form thing is driven to actuate via acting as, thereby realizes its normal control function with the drop-down or the pull-up of realizing rope form thing. The covered rope-shaped object can overcome the difficulties of safety, pollution and the like of the rope-shaped object on the premise of not influencing the function of the rope-shaped object.

Description

Protective device for rope-shaped object

Technical Field

The utility model belongs to the technical field of protector, concretely relates to can carry out safety protection to rope form thing in order to prevent to take place the incident because of its winding to can also carry out the protector of cladding to rope form thing, and protection method.

Background

In the prior art, there are many examples of device control by rope-shaped or rope-like flexible linear objects, such as: a curtain cord, a chain of a chain block, or other devices that operate a drive device by forward and reverse movement of a rope-like object. Bare control cords (including cords, beads, chains, belts, and the like) create problems for such devices.

first, bare control cords can create safety hazards for people or animals, such as tripping, winding suffocation, etc., and there are many similar reports in the news. For example, http:// www.sohu.com/a/255958772_ 100189088.

Secondly, the exposed control rope is also easily affected by other external factors such as moisture, oil stain and dust in the external environment, and the use effect and the service life of the device are affected.

To the above-mentioned problem, for such kind of problem among the prior art, mostly through resetting the equipment structure, change actuating mechanism or hide the stay cord position to avoid relevant safety problem. For example, CN 201021594Y discloses an automatically foldable curtain, wherein a pull rope is wound on a winding wheel, and the winding wheel is connected with a driving wheel through an additional driving wire, so that a single line body is wound when the driving wheel works, the synchronism is good, and the winding consistency of a plurality of pull ropes is improved, thereby realizing that the curtain body is folded or drooped smoothly; the pull rope is not provided with an exposed and suspended part, so that the danger of suffocation caused by the fact that a child plays curiously and sleeves and tightens the neck can be effectively avoided, and the safety is good; CN206438967U discloses a fixing device for a blind window, which includes a window frame and an L-shaped fixing block, the fixing block includes a vertical bar and a horizontal bar, a first pin hole is opened at the center of the vertical bar, an L-shaped pin is fixed in the first pin hole, the pin can move laterally along the first pin hole and penetrate out of the vertical bar, a fingerprint lock box cover is fixed on the vertical bar, the fingerprint lock box cover covers the first pin hole, the fingerprint lock box cover includes a first pin hole cover and a fingerprint lock located at the bottom of the first pin hole cover, a plurality of second pin holes are opened on the opposite surfaces of the left and right sides of the window frame, and the first pin hole and the second pin hole are fixed by the pin; the utility model has simple structure, fixes the shutter by the pin bolt fixing mode, and is convenient to operate; and the coded lock box cover outside the bolt prevents children from pulling the fixed bolt, thereby effectively preventing the blind window thread rope from winding and suffocating accidents.

such a solution would significantly increase the production cost, and increase the overall complexity, and is more vulnerable, so how to simply and conveniently solve the above problems, and at the same time, the solution does not significantly increase the production and process costs, which is a difficult problem to be solved in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can carry out the cladding in order to avoid safety problem and stay cord protection problem to the stay cord to do not influence the stay cord and normally work and the protector and the protection method that are used for the rope form thing that use.

As a first aspect of the present invention, there is provided a protective device for a rope, comprising a casing member and an actuating member fitted to the casing member; the housing member includes a guard groove for at least partially covering the cord to be protected, the actuator being configured to actuate along the housing member and to drive the cord to actuate therewith relative to the housing member.

The rope-shaped objects such as the pull rope, the pull bead, the chain and the like are coated by the shell, or at least partially coated, so that the danger caused by the exposure of the rope-shaped objects is avoided, and meanwhile, the influence of external environment adverse factors such as water vapor, oil stain, dust and the like on the rope-shaped objects can be isolated by the coating; when in use, the rope-shaped object acts in the shell and is driven by the actuating element, thereby realizing the control function of the rope-shaped object.

Preferably, the actuator comprises a body for engaging the housing member to effect the integral actuation of the actuator, and a locking mechanism provided on the body for locking the cord and driving it together. The form of the locking means can be varied, for example, a bayonet-type clip for a pull cord, a bayonet-type clip for a pull bead, a lug for a chain that can be inserted into a chain link, or other related structures known in the art that can lock a cord.

Preferably, the locking mechanism is normally open or normally closed; i.e. by default the locking mechanism is disengaged from the rope and engaged for actuation when actuated, or by default engaged and disengaged when the actuator is reset. For the protection device, the locking mechanism needs to be engaged with the rope during driving displacement, and needs to be disengaged during driving reset, and the engagement or non-engagement is not limited by default.

Preferably, the locking mechanism comprises a lock head and a connecting piece, the connecting piece is made of elastic materials, and the lock head is fixedly connected to the main body through the connecting piece. Likewise, the closure mechanism may be normally open or normally closed. . The elastic material can be plastic, metal and the like.

Preferably, the locking mechanism comprises a lock, a pivot member and an elastic member, the pivot member is pivoted on the main body, the lock is arranged at the front section of the pivot member, and the elastic member is arranged between the pivot member and the main body. Likewise, the closure mechanism may be normally open or normally closed. That is, the pivot joint and the elastic member achieve substantially the same function as the elastic material.

Preferably, the actuator is movable along an outer surface, an inner surface of the housing, or a track provided in the housing, or other arrangements known in the art that allow the actuator to be movable in the direction of extension of the housing.

Preferably, the actuator comprises a left actuator and a right actuator which are combined to form a complete actuator assembly. The left part and the right part are beneficial to production and subsequent assembly.

Preferably, the protection device further comprises a guide piece and/or a tail cover, wherein a guide groove is formed in the guide piece, and an arc-shaped tail groove is formed in the tail cover. The guide member is used to allow the rope to be smoothly introduced into or drawn out of the case member regardless of whether the distance between the outer portions is large or small, and the tail cap is used to allow the rope to complete a revolution within the guard while the rope is completely covered within the guard.

Preferably, the housing member is integrally formed. For example, the metal or alloy is integrally molded (or formed) by integrally molding plastic.

As a second aspect of the present invention, there is provided a protection method based on any one of the above protection devices, including:

The housing member and the actuator member are arranged such that the housing member includes a guard groove for at least partially covering the cord to be protected, the actuator member being arranged to move along the housing member and to drive the cord with it in phase relative to the housing member.

Preferably, the actuator is configured to include a main body and a locking mechanism disposed on the main body, the main body is used for matching with the shell member to realize the integral action of the actuator, and the locking mechanism is used for locking the rope and driving the rope to jointly act; the form of the locking means can be varied, for example, a bayonet-type clip for a pull cord, a bayonet-type clip for a pull bead, a lug for a chain that can be inserted into a chain link, or other related structures known in the art that can lock a cord.

Preferably, the locking mechanism is configured to include a locking head and a connecting member, the connecting member is made of an elastic material, and the locking head is fixedly connected to the main body through the connecting member.

Preferably, the locking mechanism is configured to include a lock, a pivot and an elastic member, the pivot is pivoted to the main body, the lock is disposed at a front section of the pivot, and the elastic member is disposed between the pivot and the main body.

Preferably, the locking mechanism is configured to be normally open or normally closed; i.e. by default the locking mechanism is disengaged from the rope and engaged for actuation when actuated, or by default engaged and disengaged when the actuator is reset. For the protection device, the locking mechanism needs to be engaged with the rope during driving displacement, and needs to be disengaged during driving reset, and the engagement or non-engagement is not limited by default. The locking mechanisms of the two structures can be normally opened or normally closed.

Preferably, the actuators are configured to actuate along an outer surface, an inner surface of the housing, or a track disposed in the housing, or other arrangements known in the art that allow the actuators to actuate in the direction of extension of the housing. Of course, along the surface of the casing is optimal.

Preferably, the actuator is configured to include a left actuator and a right actuator which in combination form a complete actuator assembly. The left part and the right part are beneficial to production and subsequent assembly.

preferably, the protection device is configured to further comprise a guide part and/or a tail cover, wherein a guide groove is formed in the guide part, and an arc-shaped tail groove is formed in the tail cover. The guide member is used to allow the rope to be smoothly introduced into or drawn out of the case member regardless of whether the distance between the outer portions is large or small, and the tail cap is used to allow the rope to complete a revolution within the guard while the rope is completely covered within the guard.

Preferably, the casing is configured to be integrally formed. For example, the metal or alloy is integrally molded (or formed) by integrally molding plastic.

The utility model discloses a protector and method covers at least some of rope form thing through the shell spare to through acting as the actuation of piece drive rope form thing, thereby realize its normal control function with the drop-down or the pull-up of realizing rope form thing. The covered rope-shaped object overcomes the safety problem caused by the exposed pull rope and the pollution problem of the pull rope on the premise of not influencing the function of the rope-shaped object; and the original components are not required to be improved, and the protective device is only required to be additionally arranged.

Drawings

Fig. 1 is a schematic structural view of a protection device according to an embodiment of the present invention;

FIG. 2 is an exploded view of the housing and actuator assembly of the embodiment of FIG. 1;

FIG. 3 is a schematic view of the actuator of the embodiment of FIG. 1 engaged with a cord;

FIG. 3a is an exploded schematic view of FIG. 3;

FIG. 4 is an exploded schematic view of the embodiment of FIG. 1;

FIG. 5 is an enlarged schematic view of the structure of the housing member of the embodiment of FIG. 1;

Fig. 6 is a schematic structural view of a bead pulling protection device according to an embodiment of the present invention;

FIG. 7 is a partially exploded view of the first embodiment of FIG. 6;

FIG. 8 is a second partially exploded view of the embodiment of FIG. 6;

FIG. 8a is a partial enlarged view of portion A of FIG. 8;

FIG. 9 is an exploded view of the guide of the embodiment of FIG. 6;

Fig. 10 is an exploded view of the tail cap of the embodiment of fig. 6.

Detailed Description

In order to better understand the invention for those skilled in the art and to define the claimed scope more clearly, the invention will be described in detail below with respect to certain specific embodiments of the invention. It should be noted that the following description is only a few examples of the present invention, and the specific and direct descriptions of the related structures are only for the convenience of understanding the present invention, and the specific features do not naturally and directly limit the scope of the present invention. Conventional alternatives and substitutions made by those skilled in the art in light of the teachings of the present disclosure should be considered as within the scope of the present disclosure.

A protection device is mainly used for protecting a rope-shaped object (hereinafter referred to as a rope-shaped object); ropes are used in daily life and in industrial production or control, for example: the pull rope or pull bead used for lifting the curtain, the chain used for lifting the chain in a chain-reversing way and other scenes for realizing the control of the whole device through the forward and backward movement of flexible objects such as the rope, the chain and the like.

The protection device comprises a shell and an actuating part matched with the shell, wherein the shell comprises a protective groove for at least partially covering the rope-shaped object to be protected, so that the rope-shaped object is at least partially accommodated in the protective groove; the actuating member is configured to move along the housing member and drive the cord in phase therewith relative to the housing member. That is, the housing is used to accommodate the rope-shaped object to prevent the rope-shaped object from being exposed and causing danger or being polluted and aged, and the actuator is used to positively and negatively drive the rope-shaped object to normally work.

In order to realize the driving of the rope-shaped object, the actuating element comprises a main body and a locking mechanism arranged on the main body, the main body is used for being matched with the shell element to realize the integral actuation of the actuating element, and the matching mode can be that the main body is actuated along the outer surface and the inner surface of the shell element or a track arranged on the shell element 1; the locking mechanism is used for locking the rope-shaped object and driving the rope-shaped object to jointly act, and the locking can be realized through a specific device or through other modes which can be fixedly connected, such as friction force, magnetic force and the like.

The locking mechanism can be set to be normally closed or normally open, that is, under the default condition, the locking mechanism can be always matched with the rope-shaped object, when the locking mechanism is used, the actuating piece is driven to displace on the shell piece to drive the rope-shaped object, after the limiting, the locking mechanism is controlled to be opened, the actuating piece is driven reversely to be released, so that the locking mechanism is locked with the rope-shaped object again, and the driving operation process can be repeated until the rope-shaped object displaces for the required distance; the locking mechanism can also be separated from the rope-shaped object under the default condition, when the rope-shaped object needs to be driven, the locking mechanism is controlled to be locked with the rope-shaped object, the actuating piece is driven to move on the shell piece to drive the rope-shaped object to correspondingly move, if the rope-shaped object does not move to the limiting position, the locking mechanism is released and reversely driven to move on the shell piece (at the moment, the rope-shaped object is static), then the locking mechanism is controlled to be locked with the rope-shaped object again and the actuating piece is driven to move on the shell piece, and the control is repeated until the control is finished.

In some embodiments, the locking mechanism includes a locking head and a connecting member, the connecting member is made of elastic material, and the locking head is fixed to the main body via the connecting member. Such a construction is generally suitable for the control of light-weight devices, such as pull cords or pull beads for window coverings.

in other embodiments, the locking mechanism includes a lock, a pivot member pivoted to the main body, and an elastic member disposed between the pivot member and the main body, so that the locking mechanism is adjustable in a state of being engaged with the rope. A guide groove is formed in the guide piece, and an arc-shaped tail groove is formed in the tail cover.

The locking mechanism in both embodiments may be configured to be normally closed or normally open.

In other embodiments, the actuator is composed of left and right parts, namely a left actuator and a right actuator, and the left and right actuators are respectively provided with a locking mechanism to drive the rope-shaped object in two different directions. More preferably, the guard device further comprises a guide having a gradual groove so that the rope having smaller or larger outer intervals can be smoothly introduced or drawn out, and a tail cap; the tail cap can enable at least one part of the rope-shaped object to be completely covered by the protection device so as to play a role of protection (preventing danger or pollution). More preferably, the housing is integrally formed.

Example one

A curtain pull rope/pull bead protection device comprises a shell member 1 and an actuating member 2 which is matched on the shell member 1 and can move along the surface of the shell member 1; a pair of protection grooves 11 for at least partially covering the pull rope or pull bead 1.1 (namely the rope-shaped object 1.1) to be protected are arranged in the shell member 1, the protection grooves 11 are arranged at two sides of the shell member 1, and the side surfaces of the protection grooves are provided with openings 12 so that the pull rope/pull bead can be conveniently placed in the protection grooves 11; the actuator 2 is configured to be actuated along the housing member 1 and to drive the cord/pull bead to move with it in phase relative to the housing member 1, thereby effecting a pull of the cord/pull bead up or down to control the raising or lowering of the window covering.

The actuator 2 comprises a left actuator 2a and a right actuator 2b, and the left actuator 2a and the right actuator 2b are both composed of a main body 21 and a locking mechanism 22 arranged on the main body 21, the main body 21 is used for being matched with the shell member 1 to realize the integral actuation of the actuator 2, and the locking mechanism 22 is used for locking the pull rope/pull bead 1.1 and driving the same to actuate together. The locking mechanism 22 comprises a lock head 221 and a connecting piece 222, the connecting piece 222 is made of elastic material, the lock head 221 is fixedly connected to the main body 21 through the connecting piece 222; therefore, the lock 211 is separated from the pull rope/pull ball 1.1 by default, and the locking mechanism 22 is pressed when the pull rope/pull ball needs to be driven, so that the lock 221 is combined with the pull rope/pull ball to drive the pull rope/pull ball to move (i.e. pull the pull rope/pull ball downwards or upwards).

The protective device also comprises a guide part 3 and/or a tail cover 4, a guide groove 31 for guiding is arranged in the guide part 3, so that a pull rope/pull bead with wider or narrower outer part (relative to the distance between the two protective grooves 11 in the shell part 1) can be smoothly guided into the protective groove 11 of the shell part 1; a guide groove 31 is arranged in the guide piece 3, and an arc-shaped tail groove 41 is arranged in the tail cover 4. The shell 1 is formed by integrally molding plastic, metal, alloy or other materials, and a support part 13 is arranged in the middle of the shell 1.

example two

a curtain pull rope/pull bead protection device is mainly structurally the same as the first embodiment, except that a locking mechanism is replaced by the first embodiment, wherein the first embodiment comprises the following structures:

The locking mechanism comprises a lock head, a pivoting piece and an elastic piece, the pivoting piece is pivoted on the main body, the lock head is arranged at the front section of the pivoting piece, and the elastic piece is arranged between the pivoting piece and the main body, so that the matching state of the lock head and the rope-shaped object can be adjusted. Likewise, the locking mechanism is also configured to be normally open.

EXAMPLE III

A curtain cord/bead protector is constructed in the same manner as the first embodiment except that the locking mechanism 22 is also configured to be normally closed.

Example four

A curtain cord/bead protector is constructed in a manner similar to the embodiments except that the locking mechanism 22 is also configured to be normally closed.

EXAMPLE five

a chain block protection device is mainly structurally the same as the first embodiment, except that the rope-shaped object protected by the chain block protection device is replaced by a pull rope/pull bead, and meanwhile, a lock head 221 is configured to be clamped into a chain ring of the chain to realize locking of the chain block.

Claims (9)

1. A protective device for a rope, comprising a casing (1) and an actuator (2) fitted to the casing (1), characterized in that,

The casing (1) comprises a protective groove (11) for at least partially covering the rope to be protected, the actuator (2) being configured to act along the casing (1) and to drive the rope with it in action with respect to the casing (1).

2. Guard according to claim 1, characterized in that the actuator (2) comprises a body (21) and locking means (22) arranged on the body (21), the body (21) being adapted to engage the housing (1) for the integral actuation of the actuator (2), and the locking means (22) being adapted to lock and drive the rope jointly.

3. Guard according to claim 2, characterized in that the locking mechanism (22) is normally open or normally closed.

4. The protection device according to claim 2, wherein the locking mechanism (22) comprises a locking head (221) and a connecting piece (222), the connecting piece (222) is made of elastic material, and the locking head (221) is fixedly connected to the main body (21) through the connecting piece (222).

5. The protective device of claim 2, wherein the locking mechanism comprises a locking head, a pivot member and an elastic member, the pivot member is pivoted to the main body, the locking head is disposed at a front section of the pivot member, and the elastic member is disposed between the pivot member and the main body.

6. Guard according to claim 1, characterized in that the actuators (2) are actuated along the outer surface, the inner surface of the housing (1) or along rails provided in the housing (1).

7. Guard according to claim 1, characterized in that the actuators (2) comprise a left actuator (2 a) and a right actuator (2 b).

8. Guard device according to claim 1, characterized in that it further comprises a guide (3) and/or a tail cap (4), in which guide (3) a guide groove (31) is provided and in which tail cap (4) an arc-shaped tail groove (41) is provided.

9. Guard according to claim 1, characterized in that the housing (1) is integrally formed.