CN209154933U - A kind of catching device of strip cord tightener - Google Patents
A kind of catching device of strip cord tightener Download PDFInfo
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- CN209154933U CN209154933U CN201821300078.5U CN201821300078U CN209154933U CN 209154933 U CN209154933 U CN 209154933U CN 201821300078 U CN201821300078 U CN 201821300078U CN 209154933 U CN209154933 U CN 209154933U
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- catching device
- tightener
- holder
- brake
- block
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Abstract
The utility model discloses a kind of catching device of strip cord tightener, including catching device ontology, two sides of the catching device ontology are equipped with directive wheel, are equipped with brake(-holder) block in the catching device ontology；The upper end of the brake(-holder) block is equipped with safety rope lifting hole(eyelet), and lower end is equipped with pawl；The middle part of the brake(-holder) block is rotatablely connected by pin shaft and catching device ontology, is equipped with Cable wire tightener in one end of the catching device ontology.The utility model is when falling from high altitude occurs for the personnel of climbing, the safety rope connected on safety rope lifting hole(eyelet) on brake(-holder) block is acted on by climbing personnel's gravity can generate downward pulling force effect, the pawl of brake(-holder) block bottom end moves down, when pawl is trapped in the limit square hole of catching device lower section safety track, catching device cannot continue to move down, brake(-holder) block is fallen bring external force, and pawl punctures thin-walled limit square hole, completes locking movement.
Description
Technical field
The utility model relates to fall arrest lifesaving technology fields, specifically, more particularly to a kind of strip cord tightener
Catching device.
Background technique
There is tiltedly (vertical) terraced high altitude operation in industries such as electric power, building, petroleum, chemical industry, pharmacy, in order to guarantee tiltedly (vertical) ladder
The life security of operating personnel, it is necessary to have reliable falling-proof safety device, be used to prevent high altitude operation personnel from surprisingly falling
Fall, make its accidental falling can fast and effeciently support personnel's safety, can distance is interior to pass through anti-ratchet double plate limiting
Braking system fast braking locks the personnel that fall, and human body tenesmus out of control is effectively controlled, thus the life security of protection staff.
Catching device currently on the market is the single anti-fall mode of self-locking and braking formula, and locking stability is poor, relatively reliable
Property is poor.
Utility model content
The purpose of this utility model is to provide a kind of catching devices of strip cord tightener, to solve above-mentioned background technique
The problems such as middle proposition locking stability is poor, reliability is not strong.
To achieve the above object, the utility model provides the following technical solutions:
A kind of catching device of strip cord tightener, including catching device ontology and Cable wire tightener；
Two sides of the catching device ontology are equipped with directive wheel, are equipped with brake(-holder) block in the catching device ontology；Institute
The upper end for stating brake(-holder) block is equipped with safety rope lifting hole(eyelet), and lower end is equipped with pawl；The middle part of the brake(-holder) block passes through pin shaft and catching device
Ontology is rotatablely connected, and is equipped with Cable wire tightener in one end of the catching device ontology；
The Cable wire tightener includes tightener pedestal, be coaxially arranged on the tightener pedestal the first tightening wheel and
Second tightening wheel, the first tightening wheel and the second tightening wheel are mounted on tightener pedestal by gear shaft, in the gear
Axis is perforated equipped with wirerope, is equipped in the side of the first tightening wheel and the second tightening wheel and is received with the first tightening wheel and second
The limited screw that bearing up pulley matches, the limited screw are threadedly coupled with tightener pedestal.
As the preferred of the present embodiment, directive wheel described in every side is four, and four directive wheels are divided into up and down
Two groups of settings, upper and lower two groups each there are two directive wheel, and upper and lower two groups of directive wheels are in staggered distribution.
As the preferred of the present embodiment, the directive wheel is all made of polyurethane specialized guide wheel.
As the preferred of the present embodiment, the front and rear of the brake(-holder) block is respectively equipped with the first retention bead and the second limit
Position protrusion is equipped with the first boss that matches with the first retention bead and the second retention bead and the on the catching device ontology
Two boss.
As the preferred of the present embodiment, the inside of the pawl is equipped with arc-shaped slot.
Compared with prior art, the utility model has the beneficial effects that
As oblique (vertical) terraced climbing personnel falling from high altitude occurs for the catching device of strip cord tightener described in the utility model
When, the safety rope connected on the safety rope lifting hole(eyelet) on brake(-holder) block can be generated downward drawing since gravity is acted on by climbing personnel
Power effect, in this way, the pawl of brake(-holder) block bottom end can also move down, when pawl is trapped in safety track below catching device
When limiting in square hole, catching device cannot continue to move down, and brake(-holder) block is fallen bring external force, and pawl punctures thin-walled limit
Position square hole completes locking movement.The catching device locking stability height of strip cord tightener described in the utility model, reliability
By force, catching device is reusable, can reuse after restoring after falling.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the catching device of the strip cord tightener of the utility model；
Fig. 2 is the schematic diagram of internal structure of the catching device ontology of the utility model strip cord tightener；
Fig. 3 is the status diagram when catching device of the utility model strip cord tightener does not trigger；
Status diagram when Fig. 4 is the catching device triggering of the utility model strip cord tightener；
It is as shown in the figure: 101, catching device ontology, 1011, first boss, 1012, second boss, 102, directive wheel, 103, pin
Axis, 104, brake(-holder) block, the 1041, first retention bead, the 1042, second retention bead, 105, safety rope lifting hole(eyelet), 106, pawl,
1061, arc-shaped slot, 107, Cable wire tightener, 1071, tightener pedestal, the 1072, first tightening wheel, the 1073, second tightening
Wheel, 1074, gear shaft, 1075, wirerope perforation, 1076, limited screw, 2, safety track, 201, limit square hole.
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.
Referring to shown in Fig. 1 to 2, the catching device that the utility model embodiment provides a kind of strip cord tightener includes anti-fall
Device ontology 101 and Cable wire tightener 107, the Cable wire tightener 107 are fixedly mounted on one end of catching device ontology 101.
Referring to shown in Fig. 1 to 2, in the present embodiment, two sides of catching device ontology 101 are equipped with directive wheel 102,
Brake(-holder) block 104 is installed, the upper end of the brake(-holder) block 104 is equipped with pacifies with climbing personnel for connecting in catching device ontology 101
The safety rope lifting hole(eyelet) 105 of full rope buckle, lower end are equipped with the pawl 106 for locking catching device, wherein in brake(-holder) block 104
Portion is rotatablely connected by pin shaft 103 with catching device ontology 101, is tightened in one end of catching device ontology 101 equipped with wirerope
Device 107.When climbing personnel move up and down, catching device is moved up and down with operating personnel, at this point, pawl 106 is not due to having
(shown in Figure 3) will not be moved downward by external force；Safety when falling from high altitude occurs for the personnel of climbing, on brake(-holder) block 104
The safety rope connected on rope lifting hole(eyelet) 105 is acted on by climbing personnel's gravity can generate downward pulling force effect, in this way, brake(-holder) block
The pawl 106 of 104 bottom ends can also move down, when pawl 106 is trapped in the limit square hole of safety track 2 below catching device
When in 201 (shown in Figure 4), catching device cannot continue to move down, and brake(-holder) block 106 is fallen bring external force, braking
Pawl 106 punctures thin-walled limit square hole 201, completes locking movement.
Shown in Figure 1, in the present embodiment, the directive wheel 102 that the every side of catching device ontology 101 is installed is four
A, four directive wheels 102 are divided into two groups of settings up and down, and upper and lower two groups respectively there are two directive wheel 102, upper and lower two groups of directive wheels 102
It is in staggered distribution, directive wheel 102 slides up and down in safety track.Catching device is mounted in safety track and is not needed with oneself
It carries.In the present embodiment, the directive wheel 102 is all made of polyurethane specialized guide wheel, and directive wheel 102 guarantees catching device ontology
101 carry out stabilization in orbit smoothly moves up and down.
Shown in Figure 2, in the present embodiment, the front and rear of brake(-holder) block 104 is respectively equipped with the first retention bead
1041 and second retention bead 1042, it is equipped on the catching device ontology 101 and the first retention bead 1041 and the second limit
The first boss 1011 and second boss 1012 that protrusion 1042 matches.Pass through the first retention bead on catching device ontology 101
1041 and second retention bead 1042 can realize the limit to brake(-holder) block during rotation, prevent when 104 stress mistake of brake(-holder) block
It is damaged (mainly when falling from high altitude occurs for climbing personnel in a flash) greatly.
Referring to fig. 2 to shown in 4, in the present embodiment, the inside of the pawl 106 is equipped with arc-shaped slot 1061, in this way,
When pawl 106 pierces through the limit square hole 201 of safety track 2, pass through the groove and limit square hole 201 in arc-shaped slot 1061
Between effectively generate clamping force so that the groove in arc-shaped slot 1061 with limit 201 phase of square hole be engaged, complete catching device
Locking movement.
Shown in Figure 1, in the present embodiment, Cable wire tightener 107 includes tightener pedestal 1071, in the present embodiment
In, tightener pedestal 1071 is L-shaped, and company is fixed in the side of tightener pedestal 1071 and the end of catching device ontology 101
It connects.The first tightening wheel 1072 and the second tightening wheel 1073 are coaxially arranged on tightener pedestal 1071, wherein the first tightening wheel
1072 and second tightening wheel 1073 be mounted on tightener pedestal 1071 by gear shaft 1074, steel is equipped on gear shaft 1074
Cord perforation 1075, and 1075 setting of wirerope perforation is tightened between wheel 1072 and the second tightening wheel 1073 first, first
The side of tightening wheel 1072 and the second tightening wheel 1073 is equipped with to be matched with the first tightening wheel 1072 and the second tightening wheel 1073
Limited screw 1076, the limited screw 1076 are threadedly coupled with tightener pedestal 1071.Cable wire tightener 107 makes
Method are as follows: (1) before use, wirerope is wrapped on gear shaft 1074 by wirerope perforation 1075, received by rotation first
1073 tightening wirerope of bearing up pulley 1072 and the second tightening wheel；(2) after wirerope is tightened, limited screw 1076 is inserted into the
In the gear teeth of one tightening wheel 1072 and the second tightening wheel 1073, tightener pedestal 1071 is then screwed into tightener pedestal 1071
In the threaded hole of bottom, so that limited screw 1076 will not generate shaking on tightener pedestal 1071, while is also prevented
1073 revolution of one tightening wheel 1072 and the second tightening wheel.In the present embodiment, reaction force can be generated after wirerope tightening to make
1073 revolution of first tightening wheel 1072 and the second tightening wheel, can by limited screw 1076 when falling from high altitude occurs for the personnel of climbing
1073 revolution of the first tightening wheel 1072 and the second tightening wheel is prevented, also plays the effect tightened and lock wirerope, further
Catching device defencive function is improved, looseness of steel wire ropes is prevented.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of catching device of strip cord tightener, it is characterised in that: including catching device ontology (101) and Cable wire tightener
(107)；
Two sides of the catching device ontology (101) are equipped with directive wheel (102), installation in the catching device ontology (101)
There are brake(-holder) block (104)；The upper end of the brake(-holder) block (104) is equipped with safety rope lifting hole(eyelet) (105), and lower end is equipped with pawl (106)；Institute
The middle part for stating brake(-holder) block (104) is rotatablely connected by pin shaft (103) with catching device ontology (101), in the catching device sheet
One end of body (101) is equipped with Cable wire tightener (107)；
The Cable wire tightener (107) includes tightener pedestal (1071), is coaxially disposed on the tightener pedestal (1071)
There are the first tightening wheel (1072) and the second tightening wheel (1073), the first tightening wheel (1072) and the second tightening wheel (1073) are logical
It crosses gear shaft (1074) to be mounted on tightener pedestal (1071), wirerope is equipped on the gear shaft (1074) and is perforated
(1075), it is described first tightening wheel (1072) and second tightening wheel (1073) side be equipped with first tightening take turns (1072) and
Second tightening wheel (1073) limited screw (1076) for matching, the limited screw (1076) and tightener pedestal (1071) into
Row is threadedly coupled.
2. the catching device of strip cord tightener according to claim 1, it is characterised in that: directive wheel described in every side
It (102) is four, four directive wheels (102) are divided into two groups of settings up and down, and upper and lower two groups respectively there are two directive wheels
(102), upper and lower two groups of directive wheels (102) are in staggered distribution.
3. the catching device of strip cord tightener according to claim 2, it is characterised in that: the directive wheel (102) is equal
Using polyurethane specialized guide wheel.
4. the catching device of strip cord tightener according to claim 1, it is characterised in that: the brake(-holder) block (104)
Front and rear is respectively equipped with the first retention bead (1041) and the second retention bead (1042), in the catching device ontology
(101) first boss (1011) that matches with the first retention bead (1041) and the second retention bead (1042) and the are equipped with
Two boss (1012).
5. according to claim 1 or the catching device of 4 described in any item strip cord tighteners, it is characterised in that: the braking
The inside of pawl (106) is equipped with arc-shaped slot (1061).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821300078.5U CN209154933U (en) | 2018-08-13 | 2018-08-13 | A kind of catching device of strip cord tightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821300078.5U CN209154933U (en) | 2018-08-13 | 2018-08-13 | A kind of catching device of strip cord tightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209154933U true CN209154933U (en) | 2019-07-26 |
Family
ID=67329608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821300078.5U Active CN209154933U (en) | 2018-08-13 | 2018-08-13 | A kind of catching device of strip cord tightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209154933U (en) |
-
2018
- 2018-08-13 CN CN201821300078.5U patent/CN209154933U/en active Active
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