CN212096188U - Safety pin sleeve chain frock - Google Patents
Safety pin sleeve chain frock Download PDFInfo
- Publication number
- CN212096188U CN212096188U CN202020896328.7U CN202020896328U CN212096188U CN 212096188 U CN212096188 U CN 212096188U CN 202020896328 U CN202020896328 U CN 202020896328U CN 212096188 U CN212096188 U CN 212096188U
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- safety pin
- swing arm
- frame
- safety
- pin
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Abstract
The utility model belongs to the technical field of mechanical equipment, especially, safety pin cover chain frock, the test platform comprises a support, mounting hole, square keyway, safety keyway, shaft hole and ejector pin mounting hole have been seted up respectively to the surface of frame, the surface of frame is provided with high-efficient assembly quality, high-efficient assembly quality is including the swing arm, the surface of swing arm is connected with the surface rotation of frame, the inner wall threaded connection in shaft hole has locking screw, locking screw is located the surface of swing arm. This safety pin cover chain frock is provided with high-efficient assembly quality through the surface that sets up the frame, and high-efficient assembly quality is including the swing arm, and the surface of swing arm is rotated with the surface of frame and is connected to reached assembly efficiency height, low in labor strength compares with current assembly type, the utility model discloses a swing arm, the design of extension spring, it is more convenient to assemble, is pulled into the leg by the hand and pushes away, and efficiency improves greatly, has reduced physical demands, and the design is more humanized.
Description
Technical Field
The utility model relates to the technical field of machinery, especially, relate to a safety pin sleeve chain frock.
Background
The chain, pronunciation su ǒ li a n, Chinese words, means a string of iron rings connected together to restrain people from moving freely.
The current assembly mode of safety pin sleeve chain is humanized inadequately, and inefficiency, and intensity of labour is big, current assembly mode: the sleeve is sleeved on the safety pin, the circular ring of the safety pin is clamped in the clamping groove, the sleeve is pushed by force, the opening of the safety pin is opened, and the lock chain is sleeved in the sleeve, so that a safety pin sleeve lock chain tool is needed.
SUMMERY OF THE UTILITY MODEL
Based on current safety pin cover chain assembly methods hommization inadequately, and inefficiency, the big technical problem of intensity of labour, the utility model provides a safety pin cover chain frock.
The utility model provides a pair of safety pin cover chain frock, the test platform comprises a support, mounting hole, square keyway, safety keyway, shaft hole and ejector pin mounting hole have been seted up respectively to the surface of frame, the surface of frame is provided with high-efficient assembly quality, high-efficient assembly quality is including the swing arm, the surface of swing arm is rotated with the surface of frame and is connected, the inner wall threaded connection in shaft hole has locking screw, locking screw is located the surface of swing arm.
Preferably, the inner wall of the safety pin groove is respectively inserted with a cushion block and a safety pin in a sliding manner, and the surface of the cushion block is positioned below the safety pin.
Preferably, the inner wall of the square pin groove is inserted with an adjusting screw in a sliding manner, and one end of the adjusting screw is in threaded connection with the surface of the cushion block.
Preferably, the upper surface of the swing arm is provided with a straight groove, and the inner wall of the straight groove is in sliding insertion connection with the surface of one end of the safety pin.
Preferably, the inner wall of the ejector rod mounting hole is inserted with a return rod in a sliding mode, a nut is connected to the surface of one end of the return rod in a threaded mode, and the surface of the nut is located on one side of the base.
Preferably, one side fixed surface of frame is connected with the extension spring round pin, the fixed surface of extension spring round pin is connected with the extension spring, the one end of extension spring and the fixed surface of swing arm are connected.
Preferably, the bottom end surface of the swing arm is fixedly connected with a pedal, and the surface of the safety pin is movably sleeved with a chain.
The utility model provides a beneficial effect does:
be provided with high-efficient assembly quality through the surface that sets up the frame, high-efficient assembly quality is including the swing arm, and the surface of swing arm rotates with the surface of frame to be connected to reached assembly efficiency height, low in labor strength compares with current assembly mode, the utility model discloses a swing arm, the design of extension spring, the assembly is more convenient, is pulled into the leg by the hand and pushes away, and efficiency improves greatly, has reduced physical demands, designs more humanized.
Drawings
FIG. 1 is a perspective view of a safety pin sleeve chain tool;
FIG. 2 is a perspective view of a safety pin structure of a safety pin sleeve chain tool;
fig. 3 is a perspective view of a base structure of a safety pin bush chain tool.
In the figure: 1. a machine base; 101. mounting holes; 102. a square pin slot; 103. a safety pin slot; 104. a shaft hole; 105. a mandril mounting hole; 106. a tension spring pin; 2. adjusting the screw; 3. cushion blocks; 4. a safety pin; 5. swinging arms; 501. a straight groove; 6. locking the screw; 7. a return lever; 8. a nut; 9. a tension spring; 10. a pedal; 11. and (4) chain locking.
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.
Referring to fig. 1-3, a safety pin sleeve chain locking tool comprises a base 1, wherein the surface of the base is respectively provided with a mounting hole 101, a square pin groove 102, a safety pin groove 103, a shaft hole 104 and an ejector rod mounting hole 105;
the inner wall of the safety pin groove 103 is respectively inserted with a cushion block 3 and a safety pin 4 in a sliding way, and the surface of the cushion block 3 is positioned below the safety pin 4; an adjusting screw 2 is inserted into the inner wall of the square pin groove 102 in a sliding mode, and one end of the adjusting screw 2 is in threaded connection with the surface of the cushion block 3;
further, the adjusting screw 2 and the cushion block 3 can be adjusted up and down between the square pin groove 102 and the safety pin groove 103, so that the height of the safety pin 4 is controlled;
a straight groove 501 is formed in the upper surface of the swing arm 5, and the inner wall of the straight groove 501 is in sliding insertion connection with the surface of one end of the safety pin 4;
a return rod 7 is inserted into the inner wall of the mandril mounting hole 105 in a sliding manner, a nut 8 is connected to the surface of one end of the return rod 7 in a threaded manner, and the surface of the nut 8 is positioned on one side of the base 1;
further, the safety pin 4 is arranged on the cushion block 3 and the straight groove 501 on the swing arm 5; by screwing the return rod 7 onto the top rod mounting hole 105, when the safety pin 4 is parallel, namely the straight groove 501 on the swing arm 5 is aligned with the safety pin groove 103 on the machine base 1, the return rod 7 is screwed by the nut 8;
the surface of one side of the engine base 1 is fixedly connected with a tension spring pin 106, the surface of the tension spring pin 106 is fixedly connected with a tension spring 9, and one end of the tension spring 9 is fixedly connected with the surface of the swing arm 5;
further, the swing arm 5 is installed on a shaft hole 104 on the machine base 1 through a locking screw 6; the swing arm 5 can swing back and forth on the safety pin 4;
the bottom end surface of the swing arm 5 is fixedly connected with a pedal 10, and the surface of the safety pin 4 is movably sleeved with a chain 11;
the surface of the base 1 is provided with a high-efficiency assembling device, the high-efficiency assembling device comprises a swing arm 5, the surface of the swing arm 5 is rotatably connected with the surface of the base 1, the inner wall of the shaft hole 104 is in threaded connection with a locking screw 6, and the locking screw 6 is positioned on the surface of the swing arm 5; be provided with high-efficient assembly quality through the surface that sets up frame 1, high-efficient assembly quality is including swing arm 5, and swing arm 5's surface is rotated with frame 1's surface and is connected to reached the assembly efficiency height, low in labor strength compares with current assembly mode, the utility model discloses a swing arm, the design of extension spring, the assembly is more convenient, is pulled into the leg by the hand and pushes away, and efficiency improves greatly, has reduced physical demands, designs more humanized.
The working principle is as follows: the height of the return rod 7 and the cushion block 3 is adjusted; the safety pin 4 is in a parallel state; when the pedal 10 is pushed rightwards, the safety pin 4 is moved leftwards under the action of the swing arm 5, so that the closed part of the safety pin 4 is opened, and then the opening of the chain 11 is sleeved on the safety pin 4; the pedal 10 is released, the swing arm 5 returns to the initial position under the action of the tension spring 9, and the opening of the safety pin 4 is closed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a safety pin cover chain frock, includes frame (1), its characterized in that: mounting hole (101), square pin groove (102), safety pin groove (103), shaft hole (104) and ejector pin mounting hole (105) have been seted up respectively to the surface of frame, the surface of frame (1) is provided with high-efficient assembly quality, high-efficient assembly quality is including swing arm (5), the surface of swing arm (5) is rotated with the surface of frame (1) and is connected, the inner wall threaded connection in shaft hole (104) has locking screw (6), locking screw (6) are located the surface of swing arm (5).
2. The safety pin sleeve chain tool as claimed in claim 1, wherein: the inner wall of the safety pin groove (103) is respectively inserted with a cushion block (3) and a safety pin (4) in a sliding manner, and the surface of the cushion block (3) is positioned below the safety pin (4).
3. The safety pin sleeve chain tool as claimed in claim 2, wherein: an adjusting screw (2) is inserted into the inner wall of the square pin groove (102) in a sliding mode, and one end of the adjusting screw (2) is in threaded connection with the surface of the cushion block (3).
4. The safety pin sleeve chain tool as claimed in claim 2, wherein: a straight groove (501) is formed in the upper surface of the swing arm (5), and the inner wall of the straight groove (501) is in sliding insertion connection with the surface of one end of the safety pin (4).
5. The safety pin sleeve chain tool as claimed in claim 1, wherein: the inner wall of the ejector rod mounting hole (105) is inserted with a return rod (7) in a sliding mode, a nut (8) is connected to the surface of one end of the return rod (7) in a threaded mode, and the surface of the nut (8) is located on one side of the base (1).
6. The safety pin sleeve chain tool as claimed in claim 1, wherein: the surface of one side of frame (1) is fixed with extension spring round pin (106), the fixed surface of extension spring round pin (106) is connected with extension spring (9), the fixed surface of one end and swing arm (5) of extension spring (9) is connected.
7. The safety pin sleeve chain tool as claimed in claim 2, wherein: the bottom end surface of the swing arm (5) is fixedly connected with a pedal (10), and the surface of the safety pin (4) is movably sleeved with a chain (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020896328.7U CN212096188U (en) | 2020-05-25 | 2020-05-25 | Safety pin sleeve chain frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020896328.7U CN212096188U (en) | 2020-05-25 | 2020-05-25 | Safety pin sleeve chain frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212096188U true CN212096188U (en) | 2020-12-08 |
Family
ID=73622199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020896328.7U Active CN212096188U (en) | 2020-05-25 | 2020-05-25 | Safety pin sleeve chain frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212096188U (en) |
-
2020
- 2020-05-25 CN CN202020896328.7U patent/CN212096188U/en active Active
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