CN215608897U - Safe chest type ascender - Google Patents
Safe chest type ascender Download PDFInfo
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- CN215608897U CN215608897U CN202121804087.XU CN202121804087U CN215608897U CN 215608897 U CN215608897 U CN 215608897U CN 202121804087 U CN202121804087 U CN 202121804087U CN 215608897 U CN215608897 U CN 215608897U
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- bottom plate
- rope pressing
- rope
- plate
- cam
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Abstract
The utility model discloses a safe chest type ascender, and relates to the technical field of anti-falling tools; the rope pressing device comprises a bottom plate, a rope pressing cam, rope pressing teeth, a fixing mechanism and a spring, wherein the rope pressing plate is positioned on one side of the bottom plate; one side of the rope pressing plate, which is far away from the bottom plate, is turned over towards the center of the bottom plate to form a finger protection plate; one side of the bottom plate is provided with a sliding chute; the fixing mechanism comprises a fixing column, a return spring, a pull wire and a handle which is connected to one side of the bottom plate far away from the rope pressing cam in a sliding manner; one end of the pull wire, far away from the fixed column, penetrates through the bottom plate and is connected with the handle, and one end of the fixed column is located outside the sliding groove and is provided with an inclined plane. The utility model has the beneficial effects that: in the process of closing the rope pressing cam, the fingers need to be buckled on the handle and inevitably leave the rope pressing plate, so that the fingers cannot be injured. In addition, the fixing column replaces a traditional wrench, so that the fixing is firmer.
Description
Technical Field
The utility model belongs to the technical field of anti-falling tools, and particularly relates to a safe chest type ascender.
Background
The ascender is a climbing tool along a rope for climbing a rock wall, a wall or an obstacle without a safe fulcrum, and is widely used in the fields of fire rescue, outdoor rock climbing sports and the like. The prior adopted ascender is mostly a rope grabbing ascender, the rope grabbing ascender utilizes a structure of combining a rope grabbing component and a sliding groove, a rope for climbing passes through the sliding groove, and the rope is pressed by the rope grabbing component to complete the ascending action. The ascenders are classified into a hand-type ascender, a chest-type ascender and a foot-type ascender.
When the existing chest type ascender is in threading, a rope grabbing cam needs to be opened, a new hand is possibly tense, the new hand is not taken away from a rope pressing plate at the moment, a wrench is opened, and at the moment, under the action of a spring, the rope pressing cam is closed and is pressed.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a safe chest type ascender.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a safety chest type ascender comprises a bottom plate, a rope pressing cam, rope pressing teeth, a fixing mechanism and a spring, wherein the rope pressing plate is positioned on one side of the bottom plate; one side of the rope pressing plate, which is far away from the bottom plate, is turned over towards the center of the bottom plate to form a finger protection plate; a sliding groove is formed in one side, close to the rope pressing cam, of the bottom plate; the fixing mechanism comprises a fixed column which is connected in the sliding chute in a sliding manner, a reset spring which is used for resetting the fixed column, a pull wire of which one end is connected with the fixed column, and a handle which is connected to one side of the bottom plate far away from the rope pressing cam in a sliding manner; one end of the pull wire, far away from the fixed column, penetrates through the bottom plate and is connected with the handle, and one end of the fixed column is located outside the sliding groove and is provided with an inclined plane.
Preferably, one side of the handle close to the pull wire is provided with a limiting bulge, and the limiting bulge is fixedly connected with the bottom plate.
Preferably, the inner wall of the sliding groove is provided with a side sliding groove, the side sliding groove is connected with a side limiting block in a sliding mode, and the side limiting block is fixedly connected with the fixing column.
Preferably, the rope pressing cam and the rope pressing teeth are of an integrally formed structure.
Preferably, the material of the rope pressing cam is stainless steel.
Preferably, the upper end of the bottom plate is provided with a connecting hole for connecting with the hook.
Preferably, the rope pressing cam is rotatably connected with the bottom plate through a rotating shaft.
The utility model has the beneficial effects that: in the process of closing the rope pressing cam, the fingers need to be buckled on the handle and inevitably leave the rope pressing plate, so that the fingers cannot be injured. In addition, the fixing column replaces a traditional wrench, so that the fixing is firmer.
Drawings
FIG. 1 is a schematic diagram of an embodiment;
FIG. 2 is a partial sectional view of the embodiment;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic view of the tether cam after opening;
fig. 5 is a schematic view of the back of the base plate.
In the figure: the rope pressing device comprises a bottom plate 1, a rope pressing plate 2, a rope pressing cam 3, rope pressing teeth 4, a finger guard plate 5, a sliding groove 6, a fixing column 7, a return spring 8, a pull wire 9, a handle 10, an inclined plane 11, a limiting protrusion 12, a side sliding groove 13, a side limiting block 14 and a connecting hole 15.
Detailed Description
The utility model is explained in further detail below with reference to the figures and the detailed description:
example (b):
referring to fig. 1 to 5, a safety chest type ascender comprises a base plate 1, a rope pressing plate 2 located on one side of the base plate 1, a rope pressing cam 3 with one end rotatably connected to the base plate 1, rope pressing teeth 4 located on the other end of the rope pressing cam 3, a fixing mechanism for fixing the opened rope pressing cam 3, and a spring for rotating the rope pressing cam 3;
one side of the rope pressing plate 2, which is far away from the bottom plate 1, is turned over towards the center of the bottom plate 1 to form a finger protection plate 5;
a sliding groove 6 is arranged on one side of the bottom plate 1 close to the rope pressing cam 3;
the fixing mechanism comprises a fixing column 7 which is connected in the sliding chute 6 in a sliding manner, a return spring 8 which is used for returning the fixing column 7, a pull wire 9 of which one end is connected with the fixing column 7, and a handle 10 which is connected to one side of the bottom plate 1 far away from the rope pressing cam 3 in a sliding manner;
one end of the pull wire 9, which is far away from the fixed column 7, penetrates through the bottom plate 1 and is connected with the pull handle 10, and one end of the fixed column 7 is positioned outside the sliding groove 6 and is provided with an inclined plane 11.
One side of the handle 10 close to the pull wire 9 is provided with a limit bulge 12, and the limit bulge 12 is fixedly connected with the bottom plate 1.
The inner wall of the sliding groove 6 is provided with a side sliding groove 13, a side limiting block 14 is connected in the side sliding groove 13 in a sliding mode, and the side limiting block 14 is fixedly connected with the fixing column 7.
The rope pressing cam 3 and the rope pressing teeth 4 are of an integrally formed structure.
The rope pressing cam 3 is made of stainless steel.
The upper end of the bottom plate 1 is provided with a connecting hole 15 for connecting with a hook.
The rope pressing cam 3 is rotationally connected with the bottom plate 1 through a rotating shaft.
Principle of embodiment:
when the rope pressing cam is closed, the fixed column 7 is positioned on one side of the rope pressing cam, which is far away from the rope pressing plate, and referring to fig. 2 and 3, a gap is formed between the rope pressing cam and the fixed column 7;
when the rope pressing cam is used, the rope pressing cam is firstly rotated to open the rope pressing cam, the rope pressing cam extrudes the inclined plane 11 in the opening process, the return spring 8 is shortened, and when the rope pressing cam passes through the fixed column 7, the fixed column 7 is reset under the action of the return spring 8 to prevent the rope pressing cam from being closed, which is shown in a figure 4;
the rope is placed on the rope pressing plate, then one side, close to the rope pressing plate, of the bottom plate 1 is held by a hand, specifically, a thumb is arranged on the finger protection plate 5, the other four fingers buckle the handle 10, then the fingers bend and pull the handle, the fixed column 7 and the rope pressing cam are separated under the action of the pull wire, the rope pressing cam is closed under the action of the spring, and the rope is pressed on the rope pressing plate;
in the process of closing the rope pressing cam, the fingers need to be buckled on the handle and inevitably leave the rope pressing plate, so that the fingers cannot be injured.
In addition, the fixing column 7 is used for replacing a traditional wrench, so that the fixing is firmer.
Claims (7)
1. A safe chest type ascender is characterized by comprising a bottom plate, a rope pressing cam, rope pressing teeth, a fixing mechanism and a spring, wherein the rope pressing plate is positioned on one side of the bottom plate;
one side of the rope pressing plate, which is far away from the bottom plate, is turned over towards the center of the bottom plate to form a finger protection plate;
a sliding groove is formed in one side, close to the rope pressing cam, of the bottom plate;
the fixing mechanism comprises a fixed column which is connected in the sliding chute in a sliding manner, a reset spring which is used for resetting the fixed column, a pull wire of which one end is connected with the fixed column, and a handle which is connected to one side of the bottom plate far away from the rope pressing cam in a sliding manner;
one end of the pull wire, far away from the fixed column, penetrates through the bottom plate and is connected with the handle, and one end of the fixed column is located outside the sliding groove and is provided with an inclined plane.
2. The safety chest-type ascender of claim 1, wherein a limit protrusion is provided on a side of the handle close to the pulling wire, and the limit protrusion is fixedly connected to the bottom plate.
3. The safety chest-type ascender of claim 2, wherein the inner wall of the sliding groove is provided with a side sliding groove, a side limiting block is connected in the side sliding groove in a sliding manner, and the side limiting block is fixedly connected with the fixing column.
4. The safety chest elevator of claim 1, wherein the cable pressing cam and the cable pressing teeth are integrally formed.
5. The safety chest expander of claim 1, wherein the rope cam is made of stainless steel.
6. The safety chest-type ascender of claim 1, wherein the upper end of the base plate is provided with a connecting hole for connecting with the hook.
7. The safety chest expander of claim 1, wherein the rope cam is rotatably connected to the base plate by a shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121804087.XU CN215608897U (en) | 2021-08-03 | 2021-08-03 | Safe chest type ascender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121804087.XU CN215608897U (en) | 2021-08-03 | 2021-08-03 | Safe chest type ascender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215608897U true CN215608897U (en) | 2022-01-25 |
Family
ID=79895112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121804087.XU Active CN215608897U (en) | 2021-08-03 | 2021-08-03 | Safe chest type ascender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215608897U (en) |
-
2021
- 2021-08-03 CN CN202121804087.XU patent/CN215608897U/en active Active
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