CN218780593U - Pneumatic safety pin structure - Google Patents
Pneumatic safety pin structure Download PDFInfo
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- CN218780593U CN218780593U CN202222721845.2U CN202222721845U CN218780593U CN 218780593 U CN218780593 U CN 218780593U CN 202222721845 U CN202222721845 U CN 202222721845U CN 218780593 U CN218780593 U CN 218780593U
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- safety pin
- cylinder body
- pneumatic
- position detection
- detection switch
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Abstract
The utility model discloses a pneumatic safety pin structure, pneumatic safety pin structure includes: a cylinder body; the safety pin is connected with a piston rod of the cylinder body; the elastic piece is clamped between the cylinder body and the safety pin; the safety pin is pushed out by the elastic piece releasing elasticity or by the piston rod under the pushing force of one side of the cylinder body. The utility model discloses the accessible sets up the elastic component supplementary cylinder body stretch out the safety pin and with frame fixed connection, when cylinder body trouble, control system outage, unusual cylinder that leads to not ventilate or the unable action of the not enough cylinder of air supply appear when the cylinder body, the elastic component self can release the safety pin, realizes with frame fixed connection's effect, can improve the security, avoids leading to the unable release problem of safety pin because of the unable normal action of cylinder body.
Description
Technical Field
The utility model relates to a safety pin field especially relates to a pneumatic safety pin structure.
Background
The safety pin is a common standard component and is generally used for limiting the fixation of a moving object, and the conventional safety pin is mostly manually inserted and has the following problems: the safety pin insertion hole is higher, and the plug is inconvenient, forgets to insert the safety pin and can lead to appearing the potential safety hazard.
In order to solve the problems, a pneumatic safety pin appears in the prior art, the problem of manual insertion can be solved, the safety pin can be stretched out through ventilation of the cylinder body and is fixedly connected with the rack to achieve the effect of hanging a moving object, and the problem of inconvenience in plugging and unplugging is solved.
However, the pneumatic safety pin has the following problems that when the cylinder body fails, the safety pin cannot be extended out, so that a moving object is not limited to move, the function of the safety pin is lost, and potential safety hazards are easy to occur.
SUMMERY OF THE UTILITY MODEL
In order to overcome at least one defect in the prior art, the utility model provides a pneumatic safety pin structure. The utility model discloses the accessible set up the elastic component assist the cylinder body stretch out the safety pin and with frame fixed connection, when cylinder body trouble, control system outage appear at the cylinder body, lead to the cylinder not to ventilate or the air supply is not enough when the cylinder can't move unusually, elastic component self can release the safety pin, realizes with frame fixed connection's effect, can improve the security, avoids leading to the unable release problem of safety pin because of the unable normal action of cylinder body.
The utility model discloses a solve the technical scheme that its problem adopted and be:
a pneumatic safety pin structure, the pneumatic safety pin structure comprising: a cylinder body; the safety pin is connected with a piston rod of the cylinder body; the elastic piece is clamped between the cylinder body and the safety pin; the safety pin is pushed out by the elastic piece releasing elastic force or the piston rod is pushed out by the pushing force of one side of the cylinder body.
Through adopting above-mentioned scheme, have the effect of dual promotion safety pin, after one of them became invalid, another can continue to work, realizes fixed effect.
Further, the pneumatic safety pin structure further comprises a detection device for detecting whether the safety pin is completely pushed out or completely retracted.
By adopting the scheme, whether the safety pin is connected in place or not can be ensured.
Further, the detection device includes: the position detection switch is relatively fixed with the cylinder body; a detection block: the detection block is arranged on the safety pin; the safety pin displaces to drive the detection block to displace, and when the end face of the detection block is overlapped with the end face of the position detection switch, the position detection switch feeds back a detection signal.
Through adopting above-mentioned scheme, detect more accurately, improve the security of safety pin.
Further, the position detection switch comprises a first position detection switch and a second position detection switch, the first position detection switch is used for detecting whether the safety pin is in a retraction state, and the second position detection switch is used for detecting whether the safety pin is in an extension state.
By adopting the scheme, the connected rack can move according to the signal by detecting the position state of the safety pin and feeding back the signal.
Furthermore, the pneumatic safety pin structure further comprises a mounting seat, and the mounting seat is used for being fixed with a cylinder support on the cylinder body.
By adopting the scheme, the cylinder structure is kept stable through the mounting seat, and the retraction and extension operations of the safety pin are realized.
Furthermore, a slotted hole is formed in the cylinder support, the mounting seat is provided with a safety pin guide sleeve, and the slotted hole, the safety pin guide sleeve and the safety pin are coaxial and used for providing movement guide and moving space for the safety pin.
Through adopting above-mentioned scheme, after the fixed cylinder support of mount pad, the cylinder body of being convenient for promotes when the safety pin stretches out and keeps holistic stability.
Furthermore, the mount pad below is provided with the moving part, and when the safety pin state of withdrawing, the moving part can be followed by the rack surface relative slip of joint when the safety pin state of stretching out.
By adopting the scheme, one of the mounting seat and the rack can slide to perform normal work.
Furthermore, two ends of the moving part are respectively provided with a mounting seat, and the mounting seats are symmetrically arranged, so that the two safety pins are opposite.
Through adopting above-mentioned scheme, can realize the fixed effect of two-way joint, make the effect maximize that the safety pin exert.
Further, when the movable member slides along the surface of the rack, when the safety pin installed on the movable member moves to the preset hole on the surface of the rack, the safety pin is pushed out to the preset hole by the thrust of the elastic member and/or the thrust of one side of the cylinder body, so that the movable member is fixedly connected with the rack.
By adopting the scheme, when the moving part moves to the designated position, the fixing effect with the rack is provided, and the moving part is prevented from sliding out of the rack.
Further, the elastic member is preferably a spring.
By adopting the scheme, the elastic sleeve can be sleeved on the piston rod of the cylinder body, so that the elastic force is more convenient and faster to provide.
To sum up, the utility model provides a pair of pneumatic safety pin structure has following technological effect:
1. by arranging the elastic piece, the safety pin can be always in an extending state under the normal action without external force, and the problem that the safety pin cannot be pushed out when the cylinder body is abnormal is effectively solved;
2. the position of the safety pin is judged by arranging the position detection switch, the safety pin is ensured to be in place, and a movable signal whether to move or not can be provided for the movable part or the rack.
Drawings
Fig. 1 is a schematic sectional structure diagram of an embodiment of the present invention;
fig. 2 is a schematic view of the section structure of the pneumatic safety pin in the extended state according to the embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view illustrating a retracted state of the pneumatic safety pin according to an embodiment of the present invention.
Wherein the reference numerals have the following meanings: 1. a cylinder body; 11. a cylinder support; 12. a piston rod; 13. detecting the bracket; 2. a shear pin; 3. a frame; 31. presetting holes; 4. an elastic member; 5. a first position detection switch; 6. a second position detection switch; 7. a detection block; 8. a mounting base; 81. a slot; 82. a shear pin guide sleeve; 9. and a movable member.
Detailed Description
For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described and discussed below in conjunction with the drawings of the present invention, and it is obvious that only some examples, not all examples, of the present invention are described herein, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention based on the embodiments of the present invention.
For the convenience of understanding the embodiments of the present invention, the following detailed description will be given by way of example with reference to the accompanying drawings, and the embodiments are not limited to the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "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, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The embodiment 1 of the utility model refers to and shows in fig. 2, fig. 3, the utility model discloses a pneumatic safety pin structure: the pneumatic safety pin structure comprises:
the cylinder body 1 is fixed through a cylinder bracket 11;
the safety pin 2 is connected with a piston rod 12 of the cylinder body 1;
the elastic piece 4 is clamped between the cylinder body 1 and the safety pin 2;
the elastic piece 4 releases the elastic force to push the safety pin 2 out, or the piston rod 12 receives the pushing force of one side of the cylinder body 1 to push the safety pin 2 out. This pneumatic safety pin structure has the effect of dual promotion safety pin 2, and after one of them became invalid, another can continue to work, realizes stable fixed effect. When the cylinder body 1 does not lose efficacy, the effect of controlling the safety pin 2 can be realized by controlling the air inlet and the air outlet of the cylinder body 1.
The embodiment 2 of the utility model refers to fig. 2, fig. 3 and shows, on the basis of embodiment 1, pneumatic safety pin structure still includes detection device, detection device is used for detecting whether safety pin 2 is released completely or retracts completely, can ensure whether safety pin 2 connects in place. The detection device includes:
the position detection switch is arranged on the detection bracket 13 of the fixed cylinder bracket 11, or can be directly arranged on the cylinder body 1, so that the position detection switch and the cylinder body 1 are relatively fixed; the position detection switch comprises a first position detection switch 5 and a second position detection switch 6, the first position detection switch 5 is used for detecting whether the safety pin 2 is in a retraction state, the second position detection switch 6 is used for detecting whether the safety pin 2 is in an extension state, and the connected rack 3 can move according to signals by detecting the position state of the safety pin 2 and feeding back signals;
the detection block 7: the detection block 7 is arranged on the side wall of the safety pin 2.
The pneumatic safety pin structure further comprises a mounting seat 8, the mounting seat 8 is used for being fixed 11 with the cylinder support on the cylinder body, the whole stability of the cylinder structure is kept through the mounting seat, and the retraction and extension operations of the safety pin 2 are achieved.
The safety pin safety device is characterized in that a slotted hole 81 is formed in the cylinder support 11, the mounting base 8 is provided with a safety pin guide sleeve 82, the slotted hole 81, the safety pin guide sleeve 82 and the safety pin 2 are coaxial and used for providing movement guide and moving space for the safety pin 2, and after the mounting base 8 fixes the cylinder support 11, the cylinder body 1 can conveniently push the safety pin 2 to keep integral stability when extending.
Wherein, the displacement of safety pin 2 drives and detects 7 displacements of piece, works as when detecting 7 terminal surfaces of piece and position detection switch terminal surface and overlapping, position detection switch feedback detected signal detects more accurately, improves safety pin 2's security. When equipment needs to be overhauled or shut down, the cylinder body 1 or/and the elastic piece 4 provide thrust for the safety pin 2 to push the safety pin 2 out, and the first position detection switch 5 detects a signal after the safety pin 2 is in place to ensure that the safety pin 2 is pushed out and locked; when the equipment needs normal motion, cylinder body 1 withdraws piston rod 12 and drives safety pin 2 and withdraws, and first position detection switch 5 detects the signal after safety pin 2 targets in place, ensures that safety pin 2 keeps in the state of withdrawing.
The embodiment 3 of the utility model refers to fig. 1, fig. 2, fig. 3 and shows, on the basis of embodiment 2, has added the moving part 9 that sets up in mount pad 8 below, moving part 9 both ends are used for fixed mounting 8, and when the safe round pin 2 state of withdrawing, moving part 9 can be followed by the safe round pin 2 frame 3 surface relative slip of joint when stretching out the state to make mount pad 8 or frame 3 one of them slip carry out self normal work.
Specifically, 8 symmetry settings of mount pad for two the safety pin 2 is relative, can realize the fixed effect of two-way joint, makes the effect maximize of safety pin 2 performance. When the moving part 9 slides along the surface of the machine frame 3, when the safety pin 2 installed on the moving part 9 moves to the preset hole 31 on the surface of the machine frame 3, the safety pin 2 is pushed out to the preset hole 31 by the thrust of the elastic piece 4 and/or the thrust of one side of the cylinder body 1, so that the moving part 9 is fixedly connected with the machine frame 3, and when the moving part 9 moves to a specified position, the fixing effect of the moving part 9 and the machine frame 3 is provided, and the moving part 9 is prevented from sliding out of the machine frame 3.
The machine frame 3 can be a machine frame 3 in a roller press, the movable member 9 can be a pressing plate sliding along the machine frame 3, pneumatic safety pin structures arranged oppositely are fixed at two ends of the movable member 9 and used for keeping the movable member fixed when the pressing plate is lifted, and the principle and the specific operation steps of the embodiment are as follows:
when the moving part 9 needs to move normally, the cylinder body 1 retracts to the piston rod 12 to drive the safety pin 2 to retract, and the first position detection switch 5 detects a signal to ensure that retraction is completed; receive 4 thrusts of elastic component and/or the thrust of cylinder body 1 one side to promote safety pin 2 to the 3 lateral walls of frame, work as when moving part 9 displacement to 3 high-order predetermine the hole 31 in advance of frame in by 4 thrusts of elastic component and/or the thrust of cylinder body 1 one side promote safety pin 2 to 3 predetermine the hole 31 in advance of frame in, second position detection switch 6 detects the signal, proves to stretch out the completion, this moment cylinder body 1 provides the thrust for safety pin 2, guarantees that stretching out of safety pin 2 is stable to on being fixed in frame 3 with moving part 9, avoid moving part 9 whereabouts.
It should be noted that, in embodiments 1-3 of the present invention, the elastic member 4 is preferably a spring, and the spring can be sleeved on the piston rod 12 of the cylinder body 1, so that it is more convenient to provide elastic force, and can also be another elastic device for accomplishing the same effect, without limitation.
To sum up, the utility model provides a pair of pneumatic safety pin structure has following technological effect:
1. by arranging the elastic piece 4, the safety pin 2 can be always in an extending state under the normal action without external force, and the problem that the safety pin 2 cannot be pushed out when the cylinder body 1 is abnormal is effectively solved;
2. through setting up position detection switch, judge the safety pin 2 position, ensure that safety pin 2 targets in place, can provide movable signal whether for moving part 9 or frame 3.
The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by combining the above technical features at will. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.
Claims (10)
1. A pneumatic safety pin structure, its characterized in that: the pneumatic safety pin structure comprises:
a cylinder body (1);
the safety pin (2), the safety pin (2) is connected with a piston rod (12) of the cylinder body (1);
the elastic piece (4) is clamped between the cylinder body (1) and the safety pin (2);
the elastic piece (4) releases elastic force to push the safety pin (2) out, or the piston rod (12) pushes the safety pin (2) out under the pushing force of one side of the cylinder body (1).
2. A pneumatic safety pin construction as claimed in claim 1, wherein: the pneumatic safety pin structure further comprises a detection device for detecting whether the safety pin (2) is fully pushed out or fully retracted.
3. A pneumatic safety pin arrangement as claimed in claim 2, wherein: the detection device includes:
the position detection switch is relatively fixed with the cylinder body (1);
detection block (7): the detection block (7) is arranged on the safety pin (2);
the safety pin (2) displaces to drive the detection block (7) to displace, and when the end face of the detection block (7) is overlapped with the end face of the position detection switch, the position detection switch feeds back a detection signal.
4. A pneumatic safety pin arrangement according to claim 3, wherein: the position detection switch comprises a first position detection switch (5) and a second position detection switch (6), wherein the first position detection switch (5) is used for detecting whether the safety pin (2) is in a retraction state, and the second position detection switch (6) is used for detecting whether the safety pin (2) is in an extension state.
5. A pneumatic safety pin construction as claimed in claim 1, wherein: the pneumatic safety pin structure further comprises a mounting seat (8), and the mounting seat (8) is used for being fixed with a cylinder support (11) on the cylinder body (1).
6. A pneumatic safety pin arrangement according to claim 5, wherein: the safety pin mounting structure is characterized in that a slotted hole (81) is formed in the cylinder support (11), a safety pin guide sleeve (82) is arranged on the mounting seat (8), and the slotted hole (81), the safety pin guide sleeve (82) and the safety pin (2) are coaxial and used for providing movement guide and a moving space for the safety pin (2).
7. A pneumatic safety pin arrangement according to claim 5, wherein: the safety pin is characterized in that a movable piece (9) is further arranged below the mounting seat (8), and when the safety pin (2) retracts, the movable piece (9) can slide relatively along the surface of the rack (3) clamped and connected in the extending state of the safety pin (2).
8. A pneumatic safety pin construction as claimed in claim 7, wherein: and two ends of the movable piece (9) are respectively provided with a mounting seat (8), and the mounting seats (8) are symmetrically arranged, so that the two safety pins (2) are opposite.
9. A pneumatic safety pin structure according to claim 7, wherein: when the movable piece (9) slides along the surface of the rack (3), when the safety pin (2) installed on the movable piece (9) moves to the preset hole (31) on the surface of the rack (3), the safety pin (2) is pushed out to the preset hole (31) by the thrust of the elastic piece (4) and/or the thrust of one side of the cylinder body (1), so that the movable piece (9) is fixedly connected with the rack (3).
10. A pneumatic safety pin construction as claimed in claim 1, wherein: the elastic member (4) is preferably a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222721845.2U CN218780593U (en) | 2022-10-14 | 2022-10-14 | Pneumatic safety pin structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222721845.2U CN218780593U (en) | 2022-10-14 | 2022-10-14 | Pneumatic safety pin structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218780593U true CN218780593U (en) | 2023-03-31 |
Family
ID=85713702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222721845.2U Active CN218780593U (en) | 2022-10-14 | 2022-10-14 | Pneumatic safety pin structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218780593U (en) |
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2022
- 2022-10-14 CN CN202222721845.2U patent/CN218780593U/en active Active
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