CN216403639U - Anti-thread-off device and air conditioner - Google Patents

Abstract

The application discloses anticreep line device includes: the movable piece is provided with a wire groove, and a wire rope is suitable to be arranged in the wire groove; the anti-drop block corresponds to the position of the wire slot; the elastic piece interacts with the movable piece, and when acting force applied to the movable piece by the thread rope is smaller than a set value, the elastic piece can drive the movable piece to move towards the thread-off preventing block so that the thread-off preventing block is abutted to the thread groove. Through setting up the moving part, anticreep line piece and elastic component, the moving part is equipped with the wire casing, anticreep line piece is corresponding with the wire casing position, elastic component can with the moving part interact, under the effort that the cotton rope was applyed the moving part is less than the condition of setting value, the elastic component can drive the moving part and move towards anticreep line piece, it is inconsistent with the wire casing to make anticreep line piece, the cotton rope that is located the wire casing is restricted between anticreep line piece and wire casing, prevent that the cotton rope from droing from the wire casing, moreover, the steam generator is simple in structure, and low in manufacturing cost. The application also discloses an air conditioner.

Description

Anti-thread-off device and air conditioner

Technical Field

The application relates to the technical field of air conditioners, in particular to an anti-off-line device and an air conditioner.

Background

In daily life, people often need to transfer heavy objects from high to low. In the process of transferring heavy objects, people often use ropes, moving parts and the like to complete the operation. The function of the movable member is to change the direction of the force, i.e. when pulling the weight, the movable member can be used to change the direction of the force application into the direction of the easy-to-pull force. When the movable part is used, the distance of force application and traction is equal to the distance of the object rising, and theoretically, the mode can not save labor and is not laborious. In the operation process, the heavy object descends under the drive of rope, when the heavy object meets the circumstances such as hindrance, the easy pine of rope follow the moving part takes off, when tightening up the rope once more, the rope can not necessarily get into in the race of fixed pulley to cause the trouble.

The existing tower crane steel wire rope groove jumping prevention device comprises a tower crane, wherein a moving part used for lifting a lifting hook is arranged on the tower crane, a wire groove is circumferentially formed in the side wall of the moving part, an anti-falling device is arranged on the moving part and comprises a fulcrum shaft parallel to the axial lead of the moving part, a fixed wheel rotating around the axial lead of the fulcrum shaft is sleeved on the fulcrum shaft, and the outer side wall of the fixed wheel enters the wire groove; the support shaft is fixedly connected with limiting discs on two sides of the fixed wheel, the outer side wall of the moving part enters between the two limiting discs, and end faces of two ends of the moving part are respectively contacted with one ends, opposite to the two limiting discs, of the two limiting discs.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art: although current tower crane wire rope prevents jumping groove device can solve the problem that wire rope jumped groove, overall structure includes: the moving part, the support, the connecting bolt, the fixed wheel, the limiting disc, the fulcrum shaft, the clamping plate, the lock catch and other structures cause complex structure and high manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides an anti-wire-dropping device and an air conditioner, which are used for solving the problems of complex structure and high manufacturing cost of the existing anti-wire-dropping device.

According to an embodiment of the first aspect of the present application, there is provided a thread-off preventing device including: the movable piece is provided with a wire groove, and a wire rope is suitable to be arranged in the wire groove and used for transmitting the wire rope; the anti-drop block corresponds to the position of the wire slot; the elastic piece is matched with the moving piece, and when acting force applied to the moving piece by the thread rope is smaller than a set value, the elastic piece can drive the moving piece to move towards the thread-off preventing block so that the thread-off preventing block is abutted to the thread groove.

Optionally, the thread-slip prevention block comprises: the width of the bulge is smaller than or equal to that of the wire slot, so that the bulge can be clamped into the wire slot.

Optionally, the cord is adapted to hoist a heavy object, the elastic member is located below the movable member, and the thread-off prevention block is located above the movable member.

Optionally, the movable member comprises: the rotation piece, the wire casing encircle set up in the circumference of rotating the piece, just it is in to rotate the piece can be followed under the drive of elastic component the deformation direction motion of elastic component.

Optionally, the thread-separation preventing device further comprises: the rotating piece is rotatably arranged on the support, the elastic piece is matched with the support, and when the acting force applied to the rotating piece by the cotton rope is smaller than a set value, the elastic piece can drive the support to move towards the anti-falling line block so as to drive the rotating piece to move towards the anti-falling line block.

Optionally, the thread-separation preventing device further comprises: the base is provided with a guide groove, the support is at least partially positioned in the guide groove, the elastic piece is supported between the groove bottom wall of the guide groove and the support, and the support can move towards the anti-falling line block along the guide groove under the cooperation of the elastic piece.

Optionally, the thread-separation preventing device further comprises: the top frame is fixedly arranged on the base, and the anti-drop line block is arranged on the top frame.

Optionally, the thread-separation preventing device further comprises: an electronic control module; the pressure sensor is arranged in the guide groove, is electrically connected with the electronic control module and is used for detecting the pressure applied to the guide groove by the elastic piece; and the alarm is electrically connected with the electronic control module, and the electronic control module receives the pressure detected by the pressure sensor and controls the alarm to send out a corresponding reminding signal according to the pressure.

Optionally, the thread-separation preventing device further comprises: one end of the rope is suitable for being connected with an output shaft of the driving motor, the other end of the rope is suitable for being connected with a heavy object, and the driving motor is used for driving the rope to drive the heavy object to move; the contact switch is arranged on the anti-falling line block or the movable piece and is electrically connected with the driving motor; when the anti-drop block is abutted against the wire groove, the contact switch is triggered to cut off the power of the driving motor.

According to an embodiment of the second aspect of the present application, there is provided an air conditioner including the wire separation preventing device of any one of the embodiments of the first aspect.

The anti-thread-off device and the air conditioner provided by the embodiment of the disclosure can realize the following technical effects:

through setting up the moving part, anticreep line piece and elastic component, the moving part is equipped with the wire casing, anticreep line piece is corresponding with the wire casing position, the elastic component can cooperate with the moving part, under the effort that the cotton rope was applyed to the moving part was less than the condition of setting value, the elastic component can drive the moving part and move towards anticreep line piece, it is inconsistent with the wire casing to make anticreep line piece, the cotton rope that is located the wire casing is restricted between anticreep line piece and wire casing, can prevent effectively that the cotton rope from droing from the wire casing, and this application anticreep line device part is few, moreover, the steam generator is simple in structure, and the manufacturing cost is reduced.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a schematic structural diagram of an air conditioner provided in an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of a partially enlarged structure of a region A in FIG. 1 according to an embodiment of the present disclosure;

fig. 3 is a partial structural schematic view of an anti-dropping device provided in the embodiment of the present disclosure;

FIG. 4 is a schematic diagram of a partially enlarged structure of a region B in FIG. 3 according to an embodiment of the present disclosure;

fig. 5 is a schematic partial structure diagram of an anti-dropping device according to an embodiment of the present disclosure.

Reference numerals:

1: a movable member; 2: a wire slot; 3: a thread-off preventing block; 4: an elastic member; 5: a boss portion; 6: a cord; 7: a rotating member; 8: a support; 9: a base; 10: a guide groove; 11: a top frame; 12: a drive motor; 13: a contact switch.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more unless otherwise specified.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

Referring to fig. 1 and 2, an embodiment of the present disclosure provides an air conditioner including an anti-drop device. It can be understood that the air conditioner also comprises an air conditioner indoor unit, a humidifier, a water storage tank, a water pump, a water pipe and other structures. The humidifier, the water storage tank, the water pump, the water pipe, the anti-thread-off device and other structures are arranged in the indoor unit of the air conditioner. The arrangement positions and the fixing modes of the structures such as the humidifier, the water storage tank, the water pump, the water pipe, the anti-drop device and the like can be arranged in the indoor unit of the air conditioner according to actual needs. Wherein, the humidifier utilizes the water in the storage water tank to carry out the humidification, and the water pump intercommunication is between the water outlet end of storage water tank and water pipe. Be provided with the cotton rope in anticreep device's the wire casing, the end of intaking of water pipe descends under the drive of cotton rope, and after the end of intaking of water pipe descends to the certain degree, the end of intaking of water pipe is linked together with external water source, under the extraction effect of water pump, and then accomplishes the work of adding water to the storage water tank through the water pipe. In the process that the water inlet end of the water pipe is driven to descend by the thread rope, the thread-off preventing device is used for preventing accidental situations, such as the thread rope jumping off from the thread groove. It will be appreciated that the use of the anti-thread-slipping device includes, but is not limited to, the use in the filling of water into a water storage tank, and that other uses are possible.

Referring to fig. 3 to 5, an embodiment of the present disclosure provides a thread-off preventing device, which includes a movable member 1, a thread-off preventing block 3, and an elastic member 4.

The movable piece 1 is provided with a wire groove 2, a wire rope 6 is suitable to be arranged in the wire groove 2, and the movable piece 1 is used for transmitting the wire rope 6; the anti-drop block 3 corresponds to the position of the wire slot 2; the elastic element 4 is matched with the moving element 1, and when the acting force applied to the moving element 1 by the thread rope 6 is smaller than a set value, the elastic element 4 can drive the moving element 1 to move towards the thread-off preventing block 3, so that the thread-off preventing block 3 is abutted to the thread groove 2.

Adopt the anticreep device that this disclosed embodiment provided, through setting up moving part 1, anticreep line piece 3 and elastic component 4, moving part 1 is equipped with wire casing 2, anticreep line piece 3 is corresponding with wire casing 2 position, elastic component 4 can interact with moving part 1, under the condition that the effort that cotton rope 6 applyed to moving part 1 is less than the setting value, elastic component 4 can drive moving part 1 towards anticreep line piece 3 motion, make anticreep line piece 3 inconsistent with wire casing 2, the cotton rope 6 that is located wire casing 2 is restricted between anticreep line piece 3 and wire casing 2, can prevent effectively that cotton rope 6 from droing from wire casing 2, be favorable to keeping the steady operation of anticreep device, and anticreep line device part is few, moreover, the steam generator is simple in structure, convenient manufacturing, and manufacturing cost is reduced.

In the embodiment of the present disclosure, the position relationship between the elastic element 4 and the movable element 1 includes a plurality of conditions, and the matching condition between the elastic element 4 and the movable element 1 is different.

For example, in a case where, as shown in fig. 5, when the elastic member 4 and the anti-drop thread block 3 are respectively located at both sides of the movable member 1, if the elastic member 4 is located below the movable member 1 and the anti-drop thread block 3 is located above the movable member 1, the elastic member 4 is in a compressed state in an initial state, and when the thread 6 does not suspend the heavy object or the suspended heavy object is light within an elastic range of the elastic member 4, an acting force applied to the movable member 1 by the thread 6 is smaller than a set value, the elastic member 4 supports the movable member 1 such that the thread groove 2 of the movable member 1 abuts against the anti-drop thread block 3, and when the thread 6 suspends the heavy object, the acting force applied to the movable member 1 by the thread 6 exceeds the set value, the elastic member 4 may be further compressed or be further kept as it is, and at this time when the heavy object suspended by the thread 6 drops or the heavy object suspended by the thread 6 encounters an obstacle during the descent, under the condition that the acting force applied by the thread rope 6 to the moving part 1 is smaller than the set value, the elastic part 4 drives the moving part 1 to move towards the thread-off preventing block 3, so that the thread-off preventing block 3 is abutted to the thread groove 2.

For example, in another case, when the elastic member 4 is located between the movable member 1 and the thread-separation preventing block 3, one end of the elastic member 4 is connected to the movable member 1, and the other end of the elastic member 4 is connected to the thread-separation preventing block 3. In the initial state, when the rope 6 does not hang a heavy object or the weight hung by the rope 6 is light, the elastic element 4 is in a stretching state within the elastic limit of the elastic element 4, the movable element 1 is pulled by the elastic element 4, and the wire groove 2 of the movable element 1 is abutted against the wire falling-off preventing block 3 due to the elastic restoring force of the elastic element 4. When the rope 6 lifts a heavy object, under the condition that the acting force applied to the moving part 1 by the rope 6 is smaller than or equal to a set value, the elastic part 4 pulls the moving part 1, so that the wire groove 2 is always abutted to the wire falling prevention block 3. When a heavy weight is lifted by the wire rope 6, and the acting force applied by the wire rope 6 to the moving part 1 is greater than a set value, the elastic part 4 continues to be elongated, the wire falling-off prevention block 3 is not abutted against the wire groove 2, and a distance is reserved between the wire falling-off prevention block and the wire groove 2; if the heavy weight lifted by the wire rope 6 is removed or the heavy weight lifted by the wire rope 6 encounters an obstacle in the descending process, and the like, so that the acting force exerted by the wire rope 6 on the movable element 1 is smaller than or equal to a set value, the elastic element 4 has a contraction tendency, and the elastic element 4 returns to an initial state, so that the wire falling prevention block 3 is abutted against the wire groove 2.

Alternatively, the elastic member 4 may be various types such as a spring, a pressure spring, etc., and the elastic member 4 includes, but is not limited to, the above types.

Alternatively, the cords 6 may be various types such as steel cords, nylon cords, and kraft cords, and the cords 6 include, but are not limited to, the above types.

In some alternative embodiments, as shown in fig. 2 and 5 in combination, the thread-slip prevention block 3 includes: the width of the bulge part 5 is smaller than or equal to that of the wire casing 2, so that the bulge part 5 can be clamped into the wire casing 2.

Adopt this optional embodiment, through setting up the bellying 5 that the width is less than or equal to the width of wire casing 2, like this when the elastic component 4 drives under the condition of moving piece 1 towards anticreep line piece 3 motion, bellying 5 can block in the wire casing 2 to pin cotton rope 6, prevent that cotton rope 6 from droing from the wire casing 2. It will be appreciated that the shape of the boss 5 is adapted to the raceway arrangement 2, for example, when the raceway arrangement 2 is arcuate, the boss 5 may also be arcuate.

In some alternative embodiments, as shown in fig. 1 and 5 in combination, the cord 6 is adapted to lift a heavy object, the elastic member 4 is located below the movable member 1, and the thread-off preventing block 3 is located above the movable member 1.

With this alternative embodiment, the elastic member 4 is located below the movable member 1, and the thread-off preventing block 3 is located above the movable member 1, so that when the thread 6 lifts a heavy object, the thread 6 applies a downward acting force to the movable member 1, the elastic member 4 will be in a compressed state, and the elastic member 4 plays a role of supporting the movable member 1.

In some alternative embodiments, the mobile element 1 comprises: rotate piece 7, wire casing 2 encircles and sets up in the circumference that rotates piece 7, and rotates piece 7 and can follow the deformation direction motion of elastic component 4 under the drive of elastic component 4.

With this alternative embodiment, the rotating member 7 may have various shapes such as a roller shape, a cylindrical shape, a regular polyhedral shape, and the like, and the rotating member 7 has a rotating shaft at the center thereof, and the rotating member 7 is rotatable about the rotating shaft. The wire groove 2 is circumferentially arranged on the rotating piece 7, and the wire rope 6 can be placed in the wire groove 2, so that when the heavy object hung on the wire rope 6 moves, the rotating piece 7 rotates along with the heavy object, the frictional resistance between the wire rope 6 and the rotating piece 7 can be reduced, and the service lives of the wire rope 6 and the rotating piece 7 are prolonged; the rotating piece 7 can move along the deformation direction of the elastic piece 4 under the driving of the elastic piece 4, so that the elastic piece 4 can drive the moving piece 1 to move towards the anti-falling line block 3 to enable the anti-falling line block 3 to be inconsistent with the line slot 2 under the condition that the acting force applied to the moving piece 1 by the line rope 6 is smaller than a set value.

In some alternative embodiments, the mobile element 1 further comprises: support 8, rotation piece 7 rotationally set up in support 8, and elastic component 4 and support 8 cooperate, and under the effort that cotton rope 6 applyed to rotating piece 7 was less than the setting value, elastic component 4 can drive support 8 and move towards anticreep line piece 3 to the motion of rotation piece 7 towards anticreep line piece 3 is rotated in the drive.

With this alternative embodiment, the bracket 8 may have various shapes such as an L-shape, a U-shape, a T-shape, etc., and the shape of the bracket 8 includes, but is not limited to, the above types. By arranging the bracket 8, the rotating part 7 can be rotatably arranged on the bracket 8, so that the whole structure is more stable; the rotating member 7 can rotate on the bracket 8, and the rotating member 7 can move along with the movement of the bracket 8.

In some optional embodiments, the thread-off preventing device further comprises: the base 9, the base 9 is equipped with the guide way 10, and support 8 is located guide way 10 at least partially, and elastic component 4 supports between the tank bottom wall of guide way 10 and support 8, and support 8 can follow guide way 10 and move towards anticreep line piece 3 under the cooperation of elastic component 4.

With this alternative embodiment, it will be appreciated that the bracket 8 is fitted with the guide slot 10 and the bracket 8 can move back and forth within the guide slot 10; the guide groove 10 plays a role in guiding the movement of the bracket 8; the elastic part 4 is supported between the bottom wall of the guide groove 10 and the support 8, when the weight is lifted by the cotton rope 6, the downward pressure is generated on the rotating part 7 and the support 8 by the cotton rope 6 to enable the rotating part 7 and the support 8 to move downwards integrally, the elastic part 4 between the bottom wall of the guide groove 10 and the support 8 is compressed, and when the acting force applied on the rotating part 7 and the support 8 by the cotton rope 6 is smaller than a set value, the elastic part 4 has a stretching trend, the support 8 and the rotating part 7 can be driven to move towards the anti-falling line block 3, and the anti-falling line block 3 is abutted to the line groove 2.

In some optional embodiments, as shown in fig. 1, the thread-off prevention device further includes: the top frame 11, the top frame 11 are fixedly arranged on the base 9, and the anti-drop wire block 3 is arranged on the top frame 11.

By adopting the optional embodiment, the top frame 11 is fixedly arranged on the base 9, and the anti-drop wire block 3 is arranged on the top frame 11, so that the whole structure is more compact. The fixing mode of the top frame 11 and the base 9 can have various forms, for example, one of the top frame 11 and the base 9 is provided with a clamping block, the other one of the top frame 11 and the base 9 is provided with a clamping groove corresponding to the clamping block, the top frame 11 and the base 9 are fixed through the matching of the clamping groove and the clamping block, and the top frame 11 is detachably arranged, and it can be understood that the fixing mode of the top frame 11 and the base 9 is not limited to the matching of the clamping groove and the clamping block, and other forms can be provided. It will be appreciated that the distance between the top frame 11 and the raceway arrangement 2 can be adjusted according to the type of the resilient member 4.

In some optional embodiments, the thread-off preventing device further comprises: the device comprises an electronic control module, a pressure sensor and an alarm; the pressure sensor is arranged in the guide groove 10, is electrically connected with the electronic control module and is used for detecting the pressure of the elastic part 4 on the guide groove 10; the alarm is electrically connected with the electronic control module, and the electronic control module receives the pressure detected by the pressure sensor and controls the alarm to send out a corresponding reminding signal according to the pressure.

By adopting the optional embodiment, the electric control module and the alarm are arranged, the pressure sensor is arranged in the guide groove 10, when the pressure detected by the pressure sensor exceeds the threshold value, the electric control module controls the alarm to give an alarm to remind people that the heavy object lifted by the cotton rope 6 is overweight and needs to be subjected to weight reduction treatment, so that overweight can be prevented, and stable work of the anti-dropping device is kept.

In some optional embodiments, the elastic member 4 is located between the thread-slipping preventing block 3 and the bracket 8, one end of the elastic member 4 is connected with the bracket 8, and the other end is connected with the thread-slipping preventing block 3, and the thread-slipping preventing device further includes: the device comprises an electric control module, a tension sensor and an alarm; the tension sensor is arranged between the elastic piece 4 and the anti-falling line block 3, is electrically connected with the electric control module and is used for detecting the tension of the elastic piece 4 on the anti-falling line block 3; the alarm is electrically connected with the electronic control module, the electronic control module receives the tension detected by the tension sensor and controls the alarm to send out a corresponding reminding signal according to the tension.

By adopting the optional embodiment, when the pulling force detected by the pulling force sensor exceeds the threshold value, the electronic control module controls the alarm to give an alarm to remind people that the weight lifted by the wire rope 6 is overweight, and the weight reduction treatment is needed, so that the elastic part 4 is protected, and the elastic part 4 is prevented from bearing the ultra-limit pulling force.

In some optional embodiments, the thread-off preventing device further comprises: the device comprises a driving motor 12 and a contact switch 13, wherein one end of a rope 6 is suitable for being connected with an output shaft of the driving motor 12, the other end of the rope 6 is suitable for being connected with a heavy object, and the driving motor 12 is used for driving the rope 6 to drive the heavy object to move; the contact switch 13 is arranged on the anti-drop wire block 3 or the movable piece 1 and is electrically connected with the driving motor 12; when the anti-drop block 3 is in contact with the wire casing 2, the contact switch 13 is triggered to cut off the power of the driving motor 12.

By adopting the optional embodiment, the contact switch 13 is arranged on the anti-off line block 3 or the movable part 1, and when the anti-off line block 3 is abutted against the wire groove 2, the contact switch 13 is triggered to cut off the power of the driving motor 12, so that the driving motor 12 can stop rotating after being cut off the power, and the accumulation of the wire rope 6 is favorably reduced.

As shown in fig. 3 and 4, the thread slipping prevention device includes: the device comprises a base 9, an elastic piece 4, a bracket 8, a rotating piece 7, a top frame 11, a thread rope 6, a driving motor 12, an anti-drop wire block 3, a contact switch 13, an electronic control module, a pressure sensor and an alarm.

The rotating wheel is welded on the output shaft of the driving motor 12, the rotating wheel is provided with a rotating wheel groove and a wire binding hole, one end of the cotton rope 6 penetrates through the wire binding hole and is bound and fixed in the wire binding hole, the cotton rope 6 is wound on the rotating wheel in a roll shape, when the driving motor 12 rotates forwards, the cotton rope 6 can be elongated, when the driving motor 12 rotates backwards, the cotton rope 6 can be wound on the rotating wheel, and thus the driving motor 12 drives the cotton rope 6 to be elongated or wound. The base 9 is provided with a guide groove 10, the guide groove 10 is rectangular, and the bracket 8 is partially positioned in the guide groove 10 and can slide in the guide groove 10. The spring 4 is supported between the bottom wall of the guide groove 10 and the holder 8, the spring 4 being compressed when the holder 8 is moved towards the bottom wall of the guide groove 10, the compressed spring 4 having a tendency to return to its original shape when the holder 8 is moved away from the bottom wall of the guide groove 10. The rotating members 7 are rotatably disposed above the bracket 8 through a rotating shaft, and as shown in fig. 1, there are 2 rotating members 7, it is understood that the number of the rotating members 7 may be 1 or more. The circumferential direction of the side wall of the rotating part 7 is provided with a wire groove 2, the rope 6 is arranged in the wire groove 2, and the other end of the rope 6 lifts a heavy object, so that the rotating part 7 plays a role of a fixed pulley.

As shown in fig. 1, a top frame 11 is arranged above the base 9, the top frame 11 is in an inverted U shape, the rotating member 7 is located between the top frame 11 and the base 9, clamping blocks are arranged on two sides of the base 9, clamping grooves are arranged at positions of the top frame 11 corresponding to the base 9, and the top frame 11 and the base 9 are fixed through the matching of the clamping grooves and the clamping blocks; anticreep line piece 3 is corresponding with wire casing 2 position, and anticreep line piece 3 sets up in roof-rack 11, and anticreep line piece 3 includes bellying 5, and bellying 5 is the arc, and the width of bellying 5 is less than or equal to the width of wire casing 2, and the bellying 5 can block into in the wire casing 2. When the acting force of the cord 6 on the rotating piece 7 and the support 8 is smaller than the set value, the elastic piece 4 can drive the rotating piece 7 and the support 8 to move towards the anti-drop block 3 integrally, so that the bulge part 5 is clamped in the cord slot 2 to lock the cord 6.

The contact switch 13 is arranged on the anti-drop wire block 3, the top block is arranged above the support 8, and when the protruding part 5 is clamped into the wire slot 2, the contact switch 13 is just touched by the top block to cut off the power of the driving motor 12.

According to a second aspect of embodiments of the present invention, there is provided an air conditioner comprising the wire separation prevention device of any one of the embodiments of the first aspect. The anti-separation device comprises the anti-separation device in any one of the above embodiments, so that the anti-separation device has all the beneficial effects of the anti-separation device in any one of the above embodiments, and the description is omitted.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. An anti-drop wire device, comprising:

the movable piece (1) is provided with a wire groove (2), and a wire rope (6) is suitable to be arranged in the wire groove (2) and used for transmitting the wire rope (6);

the anti-drop wire block (3) corresponds to the position of the wire groove (2);

the elastic piece (4) is matched with the moving piece (1), and when acting force applied to the moving piece (1) by the thread rope (6) is smaller than a set value, the elastic piece (4) can drive the moving piece (1) to move towards the thread-off preventing block (3) so that the thread-off preventing block (3) is abutted to the thread groove (2).

2. The thread-slip prevention device according to claim 1, characterized in that the thread-slip prevention block (3) comprises: the width of the bulge part (5) is smaller than or equal to that of the wire slot (2), so that the bulge part (5) can be clamped into the wire slot (2).

3. The thread-off prevention device according to claim 1, characterized in that the thread rope (6) is adapted to lift a heavy object, the elastic member (4) is located below the movable member (1), and the thread-off prevention block (3) is located above the movable member (1).

4. The thread-escape prevention device according to claim 1, characterized in that the mobile element (1) comprises:

rotate piece (7), wire casing (2) encircle set up in the circumference of rotating piece (7).

5. The thread take-off prevention device according to claim 4, further comprising:

the thread-off preventing device comprises a support (8), wherein the rotating piece (7) is rotatably arranged on the support (8), the elastic piece (4) is matched with the support (8), and when acting force applied to the rotating piece (7) by the thread rope (6) is smaller than a set value, the elastic piece (4) can drive the support (8) to move towards the thread-off preventing block (3) so as to drive the rotating piece (7) to move towards the thread-off preventing block (3).

6. The thread take-off prevention device according to claim 5, further comprising:

base (9), be equipped with guide way (10), support (8) are located at least partially in guide way (10), just elastic component (4) support the tank bottom wall of guide way (10) with between support (8), support (8) are in can follow under the cooperation of elastic component (4) guide way (10) orientation anticreep line piece (3) motion.

7. The thread-slipping prevention device of claim 6, further comprising:

the top frame (11) is fixedly arranged on the base (9), and the anti-falling line block (3) is arranged on the top frame (11).

8. The thread separation prevention device according to claim 6, further comprising:

an electronic control module;

the pressure sensor is arranged in the guide groove (10), is electrically connected with the electronic control module and is used for detecting the pressure applied to the guide groove (10) by the elastic part (4);

and the alarm is electrically connected with the electronic control module, and the electronic control module receives the pressure detected by the pressure sensor and controls the alarm to send out a corresponding reminding signal according to the pressure.

9. The thread separation prevention device according to any one of claims 1 to 8, further comprising:

one end of the wire rope (6) is suitable for being connected with an output shaft of the driving motor (12), the other end of the wire rope (6) is suitable for being connected with a heavy object, and the driving motor (12) is used for driving the wire rope (6) to drive the heavy object to move;

the contact switch (13) is arranged on the anti-falling line block (3) or the movable piece (1) and is electrically connected with the driving motor (12);

when the anti-drop block (3) is in contact with the wire groove (2), the contact switch (13) is triggered to cut off the power of the driving motor (12).

10. An air conditioner characterized by comprising the thread separation preventing device according to any one of claims 1 to 9.

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