CN220910351U - Fixed force reliable releasing device - Google Patents
Fixed force reliable releasing device Download PDFInfo
- Publication number
- CN220910351U CN220910351U CN202322810344.6U CN202322810344U CN220910351U CN 220910351 U CN220910351 U CN 220910351U CN 202322810344 U CN202322810344 U CN 202322810344U CN 220910351 U CN220910351 U CN 220910351U
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- Prior art keywords
- rotating arm
- block
- sliding block
- rope
- adjusting rod
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- 238000009434 installation Methods 0.000 claims abstract description 25
- 238000000926 separation method Methods 0.000 claims abstract description 20
- 230000000452 restraining effect Effects 0.000 claims 1
- 238000010008 shearing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application belongs to the technical field of constant force release, and particularly relates to a constant force reliable release device. Comprising the following steps: the mounting seat is provided with a containing cavity with an opening at the lower end, and the upper end surface of the mounting seat is provided with a first mounting hole; the adjusting rod is provided with external threads, the adjusting rod is matched with the adjusting nut to be installed in a first installation hole of the installation seat, and the lower end of the adjusting rod is positioned in the accommodating cavity; the sliding block is positioned in the accommodating cavity, and a first hinge part and a second hinge part are symmetrically arranged on the sliding block; the upper end of the tension spring is connected with the adjusting rod, and the lower end of the tension spring is connected with the sliding block; the left rotating arm and the right rotating arm are L-shaped and are respectively hinged with the hinge parts of the sliding blocks; the separating block is sleeved on the left lower rotating arm and the right rotating arm through rectangular through holes, and the upper surface of the separating block is provided with a groove; the rope portion is accommodated in the groove, and both ends of the rope are wound under the separation block. According to the application, the fixed force automatic safety release between the devices can be realized through the symmetrically arranged left rotating arm and right rotating arm.
Description
Technical Field
The application belongs to the technical field of constant force release, and particularly relates to a constant force reliable release device.
Background
In the aspect of releasing the fixed force, a plurality of structural forms exist at home and abroad, a fixed-value shearing pin mode is generally adopted, a shearing pin mounting seat is required to be replaced after different fixed forces are required, the installation and implementation are complex, the shearing pin can be used once, the cost is high, the economical efficiency is poor, in addition, the shearing pin easily flies out after shearing under the fixed force to influence the surrounding safety, and the shearing pin is limited by ground guarantee, is inconvenient to carry and is easily limited by external conditions.
It is therefore desirable to have a solution that overcomes or at least alleviates at least one of the above-mentioned drawbacks of the prior art.
Disclosure of utility model
The application aims to provide a fixed-force reliable release device so as to solve at least one problem existing in the prior art.
The technical scheme of the application is as follows:
A positive force release device comprising:
The mounting seat is fixed at one end, a containing cavity with an opening at the lower end is formed in the mounting seat, and a first mounting hole is formed in the upper end face of the mounting seat;
The adjusting rod is provided with external threads, the adjusting rod is installed in the first installation hole of the installation seat in a matched mode with the adjusting nut, and the lower end of the adjusting rod is located in the accommodating cavity;
The sliding block is positioned in the accommodating cavity, and a first hinge part and a second hinge part are symmetrically arranged on the sliding block;
The upper end of the tension spring is connected with the adjusting rod, and the lower end of the tension spring is connected with the sliding block;
The left rotating arm comprises an upper left rotating arm and a lower left rotating arm which are arranged in an L shape, and the joint of the upper left rotating arm and the lower left rotating arm is hinged with the first hinge part of the sliding block;
The right rotating arm comprises an upper right rotating arm and a lower right rotating arm which are arranged in an L shape, and the joint of the upper right rotating arm and the lower right rotating arm is hinged with the second hinge part of the sliding block;
The separating block is positioned below the sliding block, a second mounting hole is formed in the separating block, the separating block is sleeved on the left lower rotating arm and the right lower rotating arm through the second mounting hole, the left lower rotating arm and the right lower rotating arm can carry out constraint positioning on the separating block, and a groove is formed in the upper surface of the separating block;
And a rope, the rope portion being accommodated in the groove, and both ends of the rope being wound under the separation block.
In at least one embodiment of the present application, the device further comprises a stopper, wherein the stopper is disposed between the adjusting nut and the upper end surface of the mounting seat.
In at least one embodiment of the present application, the mounting base is a rectangular body, and the accommodating cavity of the mounting base is a rectangular cavity.
In at least one embodiment of the application, the slider is rectangular.
In at least one embodiment of the application, the first hinge and the second hinge are each binaural.
In at least one embodiment of the application, the separation block is rectangular.
In at least one embodiment of the present application, the second mounting hole is a rectangular through hole.
In at least one embodiment of the application, the grooves are semi-circular grooves.
In at least one embodiment of the application, both ends of the rope wound under the separation block are tied to form a rope bushing.
The utility model has at least the following beneficial technical effects:
The fixed force reliable releasing device can realize the automatic and safe releasing of the fixed force between the devices through the left rotating arm and the right rotating arm which are symmetrically arranged, and reduces the cost by separating and integrating the fixed force into one device, has high reliability, and has simple and firm structure and convenient use, and is not limited by external conditions.
Drawings
FIG. 1 is a front view of a positive force release device according to one embodiment of the present application;
Fig. 2 is a side view of a positive force release device according to one embodiment of the present application.
Wherein:
1-a mounting base; 2-adjusting the rod; 3-adjusting the nut; 4-limiting blocks; 5-a tension spring; 6-sliding blocks; 7-left rotating arm; 8-right rotating arm; 9-separating blocks; 10-rope.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application become more apparent, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the accompanying drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are some, but not all, embodiments of the application. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate describing the present application and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present application.
The application is described in further detail below with reference to fig. 1 to 2.
The application provides a fixed-force reliable release device, which can be suitable for fixed-force automatic safety release between devices, and comprises: mounting seat 1, adjusting lever 2, extension spring 5, left swinging boom 7, right swinging boom 8, separation piece 9 and rope 10.
Specifically, one end of the installation seat 1 is fixed, a containing cavity with an opening at the lower end is formed in the installation seat 1, and a first installation hole is formed in the upper end face of the installation seat 1. In this embodiment, the installation seat 1 is a rectangular body, preferably, the accommodating cavity of the installation seat 1 is a rectangular cavity, the rear side surface of the installation seat 1 is fixedly connected with the fixing surface, so that the installation seat 1 is positioned, and the first installation hole on the upper end surface of the installation seat 1 is communicated with the accommodating cavity for installing the adjusting rod 2.
The adjusting rod 2 is provided with external threads, the adjusting rod 2 is matched with the adjusting nut 3 to be installed in a first installation hole of the installation seat 1, and the lower end of the adjusting rod 2 is located in the accommodating cavity. In this embodiment, it is preferable to set up the stopper 4 between the up end of adjusting nut 3 and mount pad 1, and stopper 4 is the torus, and extend to the holding chamber of mount pad 1 after the lower extreme of adjusting lever 2 passes the round hole on stopper 4, adjusting nut 3 passes through the screw thread to be fixed on adjusting lever 2 to the lower surface of adjusting nut 3 pastes with stopper 4 mutually.
The sliding block 6 is positioned in the accommodating cavity, and a first hinge part and a second hinge part are symmetrically arranged on the sliding block 6. In this embodiment, the sliding block 6 is a rectangular body, and two sides of the sliding block are respectively provided with a hinge part in a binaural structure.
The upper end of the tension spring 5 is fixedly connected with the lower end of the adjusting rod 2, and the lower end of the tension spring 5 is fixedly connected with the center position of the upper end face of the sliding block 6.
The left rotating arm 7 comprises an upper left rotating arm and a lower left rotating arm which are arranged in an L shape, an obtuse angle is formed between the upper left rotating arm and the lower left rotating arm, and the joint of the upper left rotating arm and the lower left rotating arm is hinged with a first hinge part of the sliding block 6; the right rotating arm 8 comprises an upper right rotating arm and a lower right rotating arm which are arranged in an L shape, an obtuse angle is formed between the upper right rotating arm and the lower right rotating arm, and the joint of the upper right rotating arm and the lower right rotating arm is hinged with the second hinge part of the sliding block 6. The left rotating arm 7 and the right rotating arm 8 are symmetrical pieces, the left rotating arm 7 and the right rotating arm 8 are symmetrically hinged to the left side and the right side of the sliding block 6, and the left upper rotating arm of the left rotating arm 7 and the right upper rotating arm of the right rotating arm 8 can be contained in the containing cavity of the installation seat 1 together with the sliding block 6.
The separation block 9 is located the below of sliding block 6, has seted up the second mounting hole on the separation block 9, and separation block 9 is established on lower left swinging boom and lower right swinging boom through the second mounting hole cover, and lower left swinging boom and lower right swinging boom can retrain the location to separation block 9, and the upper surface of separation block 9 is seted up flutedly. In this embodiment, the separating block 9 is a rectangular body, the second mounting hole is a rectangular through hole, the groove is located in the middle of the upper surface of the separating block 9, preferably the groove is a semicircular arc groove, and the groove is opened along the front and rear directions of the separating block 9.
The rope 10 is partially accommodated in the groove, and both ends of the rope 10 are wound under the separation block 9. In this embodiment, the rope 10 bypasses the semicircular arc groove, two ends are respectively wound below the separation block 9 along the front and back directions of the separation block 9, and are tied below the separation block 9 to form a rope sleeve to connect the separation block 9 and the rope 10 together.
According to the constant force reliable releasing device, when the constant force releasing device is installed, firstly, the adjusting rod 2 is installed on the installation seat 1 through the adjusting nut 3, the lower end of the adjusting rod 2 is located in the accommodating cavity, the left and right rotating arms of the tension spring 5 are located below the installation seat 1 under the condition of no stress, the left and right lower rotating arms are rotated inwards, the separating block 9 is sleeved at the middle positions of the left and right lower rotating arms, then the left and right upper rotating arms are rotated to be attached to the sliding block 6, then the left and right upper rotating arms are pushed into the accommodating cavity of the installation seat 1, the extending amount of the adjusting rod 2 in the accommodating cavity of the installation seat 1 is adjusted through the adjusting nut 3, accordingly, the setting of constant force separating load is achieved, the left and right upper rotating arms in the accommodating cavity of the installation seat 1 cannot rotate outwards under the action of the tension spring 5, the separating block 9 is located at the middle positions of the left and right lower rotating arms, and the rope 10 is ensured to be always and reliably connected when the set separating load is not achieved.
When the fixed force reliable releasing device is used, downward pulling force is applied to the rope 10, the rope sleeve on the rope 10 drives the separating block 9, the left rotating arm 7, the right rotating arm 8 and the sliding block 6 to move downwards, so that the tension spring 5 is stressed and stretched, the pulling force on the rope 10 is continuously increased, the tension spring 5 is continuously increased, when the pulling force of the rope 10 reaches a set separating load, the left rotating arm and the right rotating arm completely leave the accommodating cavity of the mounting seat 1, the left lower rotating arm and the right lower rotating arm are acted downwards by the separating block 9 to start to rotate inwards until the separating block 9 is completely separated from the left rotating arm and the right rotating arm, and the rope 10 achieves an automatic safe separating effect after the fixed force.
According to the fixed force reliable releasing device, the pull force of the tension spring 5 during separation is controlled by the extending amount of the adjusting rod 2 in the accommodating cavity of the mounting seat 1 through the combination of the sliding block 6, the tension spring 5 and the adjusting rod 2, so that the quick setting of the separating force value is achieved, and the reliable and safe separating function is realized after the pull force of the rope 10 reaches the separating force value. Through setting up the swinging boom about for L shape, utilize the restriction mode in slider 6 and mount pad 1 holding chamber, just can rotate after making about the swinging boom roll-off from the holding chamber of mount pad 1, simple structure is reliable, has ensured that rope 10 is automatic safe separation after reaching the separation load.
The fixed force reliable releasing device can realize the automatic and safe releasing of the fixed force between the devices through the left rotating arm 7 and the right rotating arm 8 which are symmetrically arranged, reduces the cost by separating and assembling the fixed force in one device, has high reliability, has simple and firm structure and convenient use, and is not limited by external conditions.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present application should be included in the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (9)
1. A positive force release device comprising:
the mounting device comprises a mounting seat (1), wherein one end of the mounting seat (1) is fixed, a containing cavity with an opening at the lower end is formed in the mounting seat (1), and a first mounting hole is formed in the upper end face of the mounting seat (1);
The adjusting rod (2) is provided with external threads, the adjusting rod (2) is matched with an adjusting nut (3) to be installed in a first installation hole of the installation seat (1), and the lower end of the adjusting rod (2) is located in the accommodating cavity;
The sliding block (6) is positioned in the accommodating cavity, and a first hinge part and a second hinge part are symmetrically arranged on the sliding block (6);
The upper end of the tension spring (5) is connected with the adjusting rod (2), and the lower end of the tension spring (5) is connected with the sliding block (6);
The left rotating arm (7), the left rotating arm (7) comprises an upper left rotating arm and a lower left rotating arm which are arranged in an L shape, and the joint of the upper left rotating arm and the lower left rotating arm is hinged with the first hinge part of the sliding block (6);
the right rotating arm (8), the right rotating arm (8) comprises an upper right rotating arm and a lower right rotating arm which are arranged in an L shape, and the joint of the upper right rotating arm and the lower right rotating arm is hinged with the second hinge part of the sliding block (6);
The separating block (9), the separating block (9) is located below the sliding block (6), a second mounting hole is formed in the separating block (9), the separating block (9) is sleeved on the left lower rotating arm and the right lower rotating arm through the second mounting hole, the left lower rotating arm and the right lower rotating arm can be used for restraining and positioning the separating block (9), and a groove is formed in the upper surface of the separating block (9);
A rope (10), the rope (10) is partially accommodated in the groove, and both ends of the rope (10) are wound under the separation block (9).
2. The constant force reliable release device according to claim 1, further comprising a stopper (4), wherein the stopper (4) is disposed between the adjusting nut (3) and the upper end surface of the mount (1).
3. The constant force reliable release device according to claim 1, wherein the mounting base (1) is a rectangular body, and the accommodating cavity of the mounting base (1) is a rectangular cavity.
4. A constant force reliable release device according to claim 3, characterized in that the sliding block (6) is rectangular.
5. The positive-force release device of claim 4, wherein the first hinge portion and the second hinge portion are each binaural.
6. A constant force reliable release device according to claim 1, characterized in that the separation block (9) is rectangular.
7. The positive release device of claim 6, wherein the second mounting hole is a rectangular through hole.
8. The positive-force release device of claim 1, wherein the recess is a semi-circular arc.
9. A force-fixed reliable tripping device as claimed in claim 8, characterized in that the rope (10) wound under the separating block (9) is tied at both ends forming a rope sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322810344.6U CN220910351U (en) | 2023-10-19 | 2023-10-19 | Fixed force reliable releasing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322810344.6U CN220910351U (en) | 2023-10-19 | 2023-10-19 | Fixed force reliable releasing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220910351U true CN220910351U (en) | 2024-05-07 |
Family
ID=90911019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322810344.6U Active CN220910351U (en) | 2023-10-19 | 2023-10-19 | Fixed force reliable releasing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220910351U (en) |
-
2023
- 2023-10-19 CN CN202322810344.6U patent/CN220910351U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |