CN211500510U - Multi-direction universal rope ladder head for single-split and double-split horizontally-arranged leads - Google Patents
Multi-direction universal rope ladder head for single-split and double-split horizontally-arranged leads Download PDFInfo
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- CN211500510U CN211500510U CN201921861108.4U CN201921861108U CN211500510U CN 211500510 U CN211500510 U CN 211500510U CN 201921861108 U CN201921861108 U CN 201921861108U CN 211500510 U CN211500510 U CN 211500510U
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- rod
- guide rod
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Abstract
The utility model discloses a multi-direction general rope ladder head of single, two split horizontal arrangement wires aims at providing a multi-direction general rope ladder head of single, two split horizontal arrangement wires that can improve the operating efficiency. The safety ladder comprises a rectangular ladder head frame, two hooks, a bolt, a lifting point rod, a safety backrest rod, two lifting pulleys and hanging rings, wherein the two hooks are arranged on the upper part of the ladder head frame and provided with wire guide wheels; the hook is connected with the ladder head frame through the rotary locking mechanism; a brake device for locking the wire guide wheel is arranged on the hook; the brake device comprises a brake pad in surface contact with a wire wheel, a guide rod vertically penetrating the top of the hook and fixedly connected with the brake pad at the lower end, a pressure spring sleeved on the guide rod, a knob arranged at the upper end of the guide rod, and a guide sleeve arranged at the upper end of the top of the hook and used for the guide rod to pass through.
Description
Technical Field
The utility model belongs to the technical field of the rope ladder technique and specifically relates to a multi-direction general rope ladder head of single, two split horizontal arrangement wires is related to.
Background
In the operation and maintenance work of the power grid line, various aloft operations including operations of high-altitude repairing of the guide wire and the ground wire, resetting of a remote-end vibration damper, installation of double-split horizontally-arranged wire spacing rods and the like need to be carried out, the rope ladder head needs to be used, and operation personnel can carry out operation on the rope ladder head. However, different types of rope ladder heads are required to be selected for different types of wires with different voltage levels, so that the number of working tools is increased, the number of the working tools is increased, the difficulty in carrying the tools is increased for different working properties, the tools are inconvenient and quick, the working tools are difficult to master by operators, and the maintenance efficiency of the line needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at overcoming the not enough of prior art existence, provide the multi-direction general rope ladder head of single, two split horizontal arrangement wires that the commonality is good.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
a multi-direction universal rope ladder head with single and double split horizontally arranged leads comprises a rectangular ladder head frame, two hooks, a bolt, a lifting point rod, a safety back rod, two lifting pulleys and hanging rings, wherein the two hooks are arranged at the upper part of the ladder head frame and are provided with lead wheels; the hook is connected with the ladder head frame through the rotary locking mechanism;
a brake device for locking the wire guide wheel is arranged on the hook; the brake device comprises a brake pad contacted with the surface of a wire wheel, a guide rod vertically penetrating the top of the hook, the lower end of the guide rod fixedly connected with the brake pad, a pressure spring sleeved on the guide rod, a knob arranged at the upper end of the guide rod, and a guide sleeve arranged at the upper end of the top of the hook and used for the guide rod to pass through; the upper end of the guide sleeve is provided with two guide grooves which extend downwards and are symmetrical, and the guide rod is provided with a cross rod which can move along the guide grooves.
Preferably, the rotary locking mechanism comprises a sleeve fixedly connected with the ladder head frame and provided with an opening at the upper end, a rotating shaft rotatably sleeved in the sleeve, and a conical locking sleeve screwed on the sleeve in a threaded manner.
Preferably, the upper end of the guide sleeve is provided with a pair of arc-shaped grooves of the limiting cross rod.
Preferably, the lower end of the brake block adopts an arc-shaped surface consistent with the groove of the pulley groove.
Preferably, the bolt is a quick-release bolt.
Compared with the prior art, the utility model has the advantages of as follows:
1. the utility model can reduce the number of working tools and save the production and operation cost of enterprises;
2. the utility model discloses can make the operation personnel when carrying out single type high altitude construction, play the effect of study, training "a ladder is dual-purpose". The application and popularization of the innovation result can reduce the number of single-split and double-split horizontally arranged conductor rope ladder heads to a great extent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial schematic view of the brake apparatus of fig. 1.
Fig. 3 is a simplified structural view of the guide sleeve of fig. 2.
Fig. 4 is a schematic view of a portion of the rotary locking mechanism of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention. In the following description, for the sake of clarity of illustrating the structure and operation of the present invention, reference will be made to the accompanying drawings by means of directional terms, but the terms "front", "rear", "left", "right", "up", "down", etc. should be construed as convenient terms and not as limitative terms.
The single-split and double-split horizontally-arranged wire multi-direction universal rope ladder head shown in fig. 1-3 comprises a rectangular ladder head frame 1, two hooks 3 arranged on the upper part of the ladder head frame 1 and provided with wire wheels 2, a bolt 4 arranged at the opening part of the hook 3, a lifting point rod 5 arranged on the upper part of the ladder head frame 1, a safety backrest rod 6 arranged on the ladder head frame 1 and positioned below the lifting point rod 5, two lifting pulleys 7 symmetrically arranged on two sides of the ladder head frame 1, and two suspension loops 8 symmetrically arranged on the lower part of the ladder head frame 1 and used for connecting a rope ladder; the hook 3 is connected with the ladder head frame 1 through a rotary locking mechanism 9;
the hook 3 is provided with a brake device 10 for locking the wire guide wheel 2; the brake device 10 comprises a brake pad 11 contacted with the surface of the wire guide wheel 2, a guide rod 12 vertically penetrating the top of the hook 3 and fixedly connected with the brake pad 11 at the lower end, a pressure spring 13 sleeved on the guide rod 12, a knob 14 arranged at the upper end of the guide rod 12, and a guide sleeve 15 arranged at the upper end of the top of the hook 3 and used for the guide rod 12 to pass through; two guide grooves 17 which extend downwards and are symmetrical are arranged at the upper end of the guide sleeve 15, and a cross rod 18 which can move along the guide grooves 17 is arranged on the guide rod 12.
In this embodiment, the ladder head frame 1 includes two vertical rods 23 and a connecting rod 24 connecting the two vertical rods 23.
In this embodiment, the rotation locking mechanism 9 includes a sleeve 19 having an opening at an upper end thereof fixedly connected to the ladder head frame 1, a rotating shaft 20 rotatably sleeved in the sleeve 19, and a tapered locking sleeve 21 screwed on the sleeve 19. The rotation locking mechanism 9 is similar to the locking structure of the mop rod, and obviously, the locking structure of the bicycle saddle or the common rotation locking mechanism such as the sleeve 19 and the locking screw rod can also be adopted.
As a further improvement, the upper end of the guide sleeve 15 is provided with a pair of arc-shaped grooves 22 of the limiting cross rod 18, so that the stability of the mechanism can be improved.
As a preferable technical scheme, the lower end of the brake block 11 adopts an arc-shaped surface consistent with a groove of a pulley, so that a larger friction force is ensured.
In this embodiment, the bolt 4 is a quick-release bolt, and obviously, a bolt 4 structure commonly used for rope ladder heads may also be used.
The use mode on the single wire and the double-split horizontally arranged wire is as follows;
1. a single ground wire: the axes of the two wire guide wheels 2 are parallel through the rotary locking mechanism 9, and then the rotary locking mechanism 9 is locked, and at the moment, the two wire guide wheels 2 can be hung on the same ground wire; then, a knob 14 of the brake device 10 is lifted upwards, the knob 14 is rotated to enable a cross rod 18 to be arranged at the top end of a guide sleeve 15, at the moment, a brake block 11 is separated from a wire guide wheel 2, a rope ladder head can slide along a ground wire and slide to an operation point, when the knob 14 is rotated, the cross rod 18 slides into a guide groove 17, a pressure spring 13 pushes the brake block 11 to be in contact with the wire guide wheel 2 to achieve locking of the wire guide wheel 2, and the rope ladder head is stopped at the operation point;
2. double split horizontally arranged wires: the axes of the two wire guide wheels 2 are collinear through the rotary locking mechanism 9, and then the rotary locking mechanism 9 is locked, and at the moment, the two wire guide wheels 2 can be hung on two wires which are arranged in parallel; the rest of the operation is the same as the operation mode of the single-conductor ground wire.
The utility model discloses under having guaranteed the security prerequisite, make high altitude construction personnel use the multiplexibility of rope ladder operation, the problem that complicates obtains solving, can realize "a ladder is dual-purpose", has promoted man-machine work efficiency.
The utility model discloses a couple 3 adopts rotatory locking mechanical system 9 with the junction of ladder head frame 1, can carry out the rotation of certain angle, makes it can lead, ground wire at single, uses on the two split horizontal arrangement wires to set up brake equipment 10, ensure operation safety.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A multi-direction universal rope ladder head with single and double split horizontally arranged leads comprises a rectangular ladder head frame, two hooks, a bolt, a lifting point rod, a safety back rod, two lifting pulleys and hanging rings, wherein the two hooks are arranged at the upper part of the ladder head frame and are provided with lead wheels; the method is characterized in that:
the hook is connected with the ladder head frame through the rotary locking mechanism;
a brake device for locking the wire guide wheel is arranged on the hook; the brake device comprises a brake pad contacted with the surface of a wire wheel, a guide rod vertically penetrating the top of the hook, the lower end of the guide rod fixedly connected with the brake pad, a pressure spring sleeved on the guide rod, a knob arranged at the upper end of the guide rod, and a guide sleeve arranged at the upper end of the top of the hook and used for the guide rod to pass through; the upper end of the guide sleeve is provided with two guide grooves which extend downwards and are symmetrical, and the guide rod is provided with a cross rod which can move along the guide grooves.
2. The multidirectional universal rope ladder head for single and double split horizontally arranged conducting wires according to claim 1, is characterized in that: the rotary locking mechanism comprises a sleeve fixedly connected with the ladder head frame and provided with an opening at the upper end, a rotating shaft rotatably sleeved in the sleeve, and a conical locking sleeve screwed on the sleeve in a threaded manner.
3. The multidirectional universal rope ladder head for single and double split horizontally arranged leads according to claim 1 or 2, characterized in that: the upper end of the guide sleeve is provided with a pair of arc-shaped grooves of the limiting cross rods.
4. The multidirectional universal rope ladder head for single and double split horizontally arranged leads according to claim 1 or 2, characterized in that: the lower end of the brake block adopts an arc-shaped surface consistent with the groove of the pulley groove.
5. The multidirectional universal rope ladder head for single and double split horizontally arranged leads according to claim 1 or 2, characterized in that: the bolt is a quick-release bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861108.4U CN211500510U (en) | 2019-10-31 | 2019-10-31 | Multi-direction universal rope ladder head for single-split and double-split horizontally-arranged leads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861108.4U CN211500510U (en) | 2019-10-31 | 2019-10-31 | Multi-direction universal rope ladder head for single-split and double-split horizontally-arranged leads |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211500510U true CN211500510U (en) | 2020-09-15 |
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ID=72408046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921861108.4U Active CN211500510U (en) | 2019-10-31 | 2019-10-31 | Multi-direction universal rope ladder head for single-split and double-split horizontally-arranged leads |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211500510U (en) |
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2019
- 2019-10-31 CN CN201921861108.4U patent/CN211500510U/en active Active
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