CN207367799U - A kind of slack rope switch - Google Patents

Abstract

The utility model discloses a kind of slack rope switch, including holder,head, the bottom of the holder,head is connected with push rod, the bottom of push rod is connected with head push rod, the bottom of the head push rod is fixedly connected with push rod spring, the one end of push rod spring away from head push rod is connected with inner push-rod, and inner push-rod sealing shroud is provided with below the inner push-rod, and the bottom of the inner push-rod sealing shroud is connected with inner push-rod spring.The utility model slack rope switchs, and push rod spring is normal condition, and inner push-rod spring is compressive state, when steel wire rope loosens, inner push-rod spring can be upheld so as to drive inner push-rod sealing shroud up to move, and inner push-rod sealing shroud is contacted with inner push-rod, inner push-rod up moves, push rod spring compresses, and inner push-rod is contacted with tabletting, trigger switch response, it can make a response rapidly to abnormal conditions such as looseness of steel wire ropes, allow elevator safer, good operability, practicality is good.

Description

A kind of slack rope switch

Technical field

Slack rope field of switches is the utility model is related to, is specifically a kind of slack rope switch.

Background technology

Switch, which refers to one, can make open circuit, the electronic component for making current interruptions or making it flow to other circuits, at a high speed Elevator operationally, if unexpected loosening or fracture occurs in steel wire rope, be can't see, so having can when hoistway is closed Follow-up accident can be triggered, or even cause the loss that can not be retrieved, existing slack rope switch, operability is poor, and practicality is bad, because This, urgent need wants a kind of slack rope switch to make a response rapidly to abnormal conditions such as looseness of steel wire ropes so that elevator can be more Add safety.

Utility model content

The purpose of this utility model is to provide a kind of slack rope switch, has the advantages that operation flexibly and practicality is good, with Solve the problems, such as proposed in the above background technology.

To achieve the above object, the utility model provides following technical solution：A kind of slack rope switch, including holder,head and Tabletting, the upper end of the holder,head is offered to be inserted on the outside of holder,head for the circular hole for axis insertion, the axis One end is fastened by axis mortise lock, and the lower end of the holder,head is offered for the circular hole for the insertion of runner axis, described turn Wheel axis, which is located on one section on the inside of holder,head, is arranged with head runner, and one on the outside of the runner axis insertion holder,head End is fastened by clamp spring, and the bottom of the holder,head is connected with push rod, and the bottom of push rod is connected with head push rod, the head The bottom of push rod is fixedly connected with push rod spring, and the one end of push rod spring away from head push rod is connected with inner push-rod, it is described in push away Inner push-rod sealing shroud is provided with below bar, the bottom of the inner push-rod sealing shroud is connected with inner push-rod spring.

As further program of the utility model：The push rod spring is equipped with tabletting.

As further program of the utility model：The equal position of center line of the tabletting, inner push-rod and inner push-rod sealing shroud In on same straight line.

Compared with prior art, the utility model beneficial effect：

The utility model slack rope switchs, and push rod spring is normal condition, and inner push-rod spring is compressive state, when steel wire rope is sent out During raw loosening, inner push-rod spring can be upheld so as to drive inner push-rod sealing shroud up to move, and inner push-rod sealing shroud connects with inner push-rod Touch, inner push-rod up moves, and push rod spring compression, inner push-rod is contacted with tabletting, and trigger switch response can be to looseness of steel wire ropes Make a response rapidly etc. abnormal condition so that elevator can be safer, good operability, and practicality is good.

Brief description of the drawings

Fig. 1 is the explosive view of the utility model；

Fig. 2 is the schematic rear view of the utility model；

Fig. 3 is the front view of the utility model；

Fig. 4 is the left view of the utility model；

Fig. 5 is the overall structure diagram of the utility model.

In figure：1- holder,heads；2- axis；3- axis mortise locks；4- runner axis；5- heads runner；6- clamp springs；7- is pushed away Bar；8- heads push rod；9- push rod springs；10- tablettings；11- inner push-rods；12- inner push-rod sealing shrouds；13- inner push-rod springs.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.

Please refer to Fig.1-5, in the utility model embodiment, a kind of type slack rope switch, including holder,head 1 and tabletting 10, The upper end of holder,head 1 offers the circular hole for being inserted into for axis 2, and one end that axis 2 is inserted into the outside of holder,head 1 passes through card Axis mortise lock 3 fastens, and the lower end of holder,head 1 offers the circular hole for being inserted into for runner axis 4, and runner axis 4 is located at head Head runner 5 is arranged with one section of the inner side of stent 1, one end that runner axis 4 is inserted into the outside of holder,head 1 is tight by clamp spring 6 Gu the bottom of holder,head 1 is connected with push rod 7, the bottom of push rod 7 is connected with head push rod 8, and the bottom of head push rod 8 is fixed Push rod spring 9 is connected with, push rod spring 9 is equipped with tabletting 10, and push rod spring 9 compresses, and inner push-rod 11 is contacted with tabletting 10, triggering Switch response, the one end of push rod spring 9 away from head push rod 8 are connected with inner push-rod 11, and the lower section of inner push-rod 11 is provided with interior push away Bar sealing shroud 12, the center line of tabletting 10, inner push-rod 11 and inner push-rod sealing shroud 12 are respectively positioned on same straight line, work as steel wire rope When loosening, inner push-rod spring 13 can be upheld so as to driving inner push-rod sealing shroud 12 up to move, inner push-rod sealing shroud 12 with Inner push-rod 11 contacts, and inner push-rod 11 up moves, and push rod spring 9 compresses, and inner push-rod 11 is contacted with tabletting 10, and trigger switch is rung Should, it can make a response rapidly to abnormal conditions such as looseness of steel wire ropes so that elevator can be safer, good operability, real Good with property, the bottom of inner push-rod sealing shroud 12 is connected with inner push-rod spring 13, the utility model slack rope switch, and push rod spring 9 is Normal condition, inner push-rod spring 13 is compressive state, and when steel wire rope loosens, inner push-rod spring 13 can be upheld so as to drive Inner push-rod sealing shroud 12 up moves, and inner push-rod sealing shroud 12 is contacted with inner push-rod 11, and inner push-rod 11 up moves, push rod spring 9 compressions, inner push-rod 11 are contacted with tabletting 10, and trigger switch response, can make the abnormal conditions such as looseness of steel wire ropes rapidly Reaction so that elevator can be safer, good operability, and practicality is good.

In summary：The utility model slack rope switchs, and push rod spring 9 is normal condition, and inner push-rod spring 13 is compression shape State, when steel wire rope loosens, inner push-rod spring 13 can be upheld so as to drive inner push-rod sealing shroud 12 up to move, inner push-rod Sealing shroud 12 is contacted with inner push-rod 11, and inner push-rod 11 up moves, and push rod spring 9 compresses, and inner push-rod 11 is contacted with tabletting 10, is touched Hair switch response, can make a response the abnormal conditions such as looseness of steel wire ropes rapidly so that elevator can be safer, operation Property is good, and practicality is good.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art It is appreciated that other embodiment.

Claims (3)

1. a kind of slack rope switch, including holder,head (1) and tabletting (10), it is characterised in that：The upper end of the holder,head (1) Offer for the circular hole for axis (2) insertion, one end that the axis (2) is inserted on the outside of holder,head (1) is inserted by axis (3) fastening is locked, the lower end of the holder,head (1) is offered for the circular hole for runner axis (4) insertion, the runner axis (4) head runner (5) is arranged with one section on the inside of holder,head (1), the runner axis (4) is inserted into holder,head (1) one end on the outside of is fastened by clamp spring (6), and the bottom of the holder,head (1) is connected with push rod (7), the bottom of push rod (7) Head push rod (8) is connected with, the bottom of the head push rod (8) is fixedly connected with push rod spring (9), and push rod spring (9) is remote One end of head push rod (8) is connected with inner push-rod (11), and inner push-rod sealing shroud (12) is provided with below the inner push-rod (11), The bottom of the inner push-rod sealing shroud (12) is connected with inner push-rod spring (13).

A kind of 2. slack rope switch according to claim 1, it is characterised in that：The push rod spring (9) is equipped with tabletting (10)。

A kind of 3. slack rope switch according to claim 1, it is characterised in that：The tabletting (10), inner push-rod (11) and interior The center line of push rod seal set (12) is respectively positioned on same straight line.