CN216278858U - Effectual pin of anti-drop - Google Patents
Effectual pin of anti-drop Download PDFInfo
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- CN216278858U CN216278858U CN202122555674.6U CN202122555674U CN216278858U CN 216278858 U CN216278858 U CN 216278858U CN 202122555674 U CN202122555674 U CN 202122555674U CN 216278858 U CN216278858 U CN 216278858U
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Abstract
The utility model discloses a pin with a good anti-falling effect, which comprises a screw rod body, wherein external threads are arranged on the outer side of the screw rod body, a pin rod is arranged at the top end of the screw rod body, and a reinforcing block is arranged at the top end of the outer side of the pin rod. The push rod is pushed to move downwards so as to push the push rod to move downwards synchronously, the cross rod is enabled to move downwards synchronously, the sliding block is driven to slide downwards synchronously in the guide block, a limiting guide effect is provided for the downward movement of the cross rod, the inclined push block is pushed to move downwards through the cross rod, the pulley is pushed to move towards two sides through the inclined side edge of the inclined push block, and the pulley slides along the support plate so as to enable the pulley to move horizontally, so that the reset spring and the abutting block are pushed to move towards two sides until the abutting block is pushed out of the pin rod and abuts against the side wall of an external connecting object, and further limitation is performed on the connection of the pin rod.
Description
Technical Field
The utility model relates to the technical field of pins, in particular to a pin with a good anti-falling effect.
Background
The pin is one of common fasteners in mechanical parts, one end of the pin is generally cylindrical, and the other end of the pin is conical, so that two or more independent parts can be fastened together, relative dislocation among the parts can be effectively prevented, and the application range is wide;
current pin is when using, washes more and dismantles after the installation again for the tight-fitting effect of pin reduces, and the anti-drop effect of pin is not good simultaneously, thereby can influence the steadiness of pin joint, influences the result of use of pin then, consequently, needs according to above-mentioned condition, proposes further improvement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pin with good anti-falling effect, so as to solve the problem of poor anti-falling effect of the pin in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an effectual pin of anti-drop, includes the screw body, the outside of the screw body is provided with the external screw thread, the pin rod is installed on the top of the screw body, and the top in the pin rod outside installs the boss, the reinforcement is installed on the top of pin rod, the gasket is installed on the top of reinforcement, the nut is installed on the top of gasket, and the outside of nut is provided with anti-skidding groove, the internally mounted of the screw body has the extension board, and the top of extension board is provided with anti-drop mechanism.
Preferably, the outside of pin pole is provided with protection machanism, first strengthening rib is installed in the outside of pin pole, the second strengthening rib is installed to one side that first strengthening rib was kept away from in the pin pole outside, and is connected with the stiffener between second strengthening rib and the first strengthening rib.
Preferably, the first reinforcing rib and the second reinforcing rib are arranged in two groups on the outer side of the pin rod, and the first reinforcing rib, the second reinforcing rib and the reinforcing rod are in an H-shaped structure.
Preferably, protection machanism includes corrosion-resistant paint, and corrosion-resistant paint sets up in the outside of pin pole, epoxy layer is installed in corrosion-resistant paint's the outside, and epoxy layer's the outside installs water proof coating, outer oil reservoir is installed in water proof coating's the outside.
Preferably, anti-drop mechanism includes the guide bar, and the guide bar all sets up in the inside of the screw body, the inside of guide bar all is provided with the guide block, and the equal slidable mounting in inside of guide block has the slider, be connected with the horizontal pole between the slider, the push rod is installed on the top of horizontal pole, and is provided with the locating hole on the push rod, the locating pin is installed in the outside of the nut of push rod below, the top of push rod is installed and is pushed away the handle.
Preferably, the inclined push block is installed on both sides of the bottom end of the cross rod, the pulleys are movably installed on both sides of the interior of the support plate below the inclined push block, the connecting plate is arranged on one side of each pulley, the reset spring is installed on one side of the connecting plate, and the pressing block is installed on one side of the reset spring.
Preferably, one side of the inclined pushing block is designed to be inclined, and two groups of the inclined pushing blocks are arranged at the bottom end of the cross rod.
Compared with the prior art, the utility model has the beneficial effects that: the pin with good anti-falling effect not only has good anti-falling effect, but also has the functions of high strength and stable connection; the anti-corrosion effect is good, and the service life is long;
(1) the pushing handle is pushed to move downwards so as to push the pushing rod to move downwards synchronously, the cross rod is enabled to move downwards synchronously, meanwhile, the sliding block is driven to slide downwards synchronously in the guide block, a limiting guide effect is provided for the downward movement of the cross rod, the stability of the downward movement of the cross rod is ensured, the oblique pushing block is pushed to move downwards through the cross rod, the pulley is pushed to move towards two sides through the oblique side edge of the oblique pushing block, meanwhile, the pulley slides along the support plate, so that the pulley can move horizontally, a reset spring and a pressing block are pushed to move towards two sides, until the pressing block is pushed out of the pin rod, the pin rod is pressed against the side wall of an external connecting object, further limitation is carried out on the connection of the pin rod, the connection falling of the pin rod is prevented, and the connection stability of the pin rod is improved;
(2) the reinforcing block is arranged at the bottom end of the reinforcing part, so that the connection strength of the reinforcing part and the reinforcing rod is enhanced, the use stability of the reinforcing rod is enhanced, then two groups of first reinforcing ribs and second reinforcing ribs are arranged on the reinforcing rod, and meanwhile, the reinforcing rod is connected between the first reinforcing ribs and the second reinforcing ribs to form an H-shaped design, so that the strength is high, the stability is good, and the working strength of the reinforcing rod is improved;
(3) set up corrosion-resistant paint through the outside at the pin pole, so that the corrosion resistance of enhancement pin pole, set up the epoxy layer through the outside at corrosion-resistant paint simultaneously, through mutually supporting with corrosion-resistant paint, have certain shielding effect, prevent that the pin pole from being oxidized by aqueous vapor and external corrosive, strengthened the protection to the pin pole, through having set up waterproof coating after that, strengthened the waterproof performance of pin pole, set up outer oil reservoir through the outside at waterproof coating simultaneously, strengthened the antirust property of pin pole.
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 introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional front view of the present invention;
FIG. 3 is a schematic diagram of the structure of FIG. 2 at B in accordance with the present invention;
FIG. 4 is a schematic diagram of the structure at A in FIG. 1 according to the present invention;
fig. 5 is a schematic perspective view of the oblique pushing block of the present invention.
The reference numerals in the figures illustrate: 1. a screw body; 2. an external thread; 3. a pin rod; 4. a first reinforcing rib; 5. a second reinforcing rib; 6. a reinforcing bar; 7. a reinforcing block; 8. a reinforcement; 9. sealing the sheet; 10. a nut; 11. an anti-drop mechanism; 1101. a push handle; 1102. a push rod; 1103. a cross bar; 1104. a guide bar; 1105. a guide block; 1106. a slider; 1107. an inclined push block; 1108. a pulley; 1109. a connecting plate; 1110. a return spring; 1111. a pressing block; 1112. positioning holes; 1113. positioning pins; 12. an anti-slip groove; 13. a protection mechanism; 1301. corrosion-resistant paint; 1302. an epoxy resin layer; 1303. waterproof paint; 1304. an outer oil layer; 14. and (4) a support plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention is shown: a pin with a good anti-falling effect comprises a screw body 1, wherein an external thread 2 is arranged on the outer side of the screw body 1, and a pin rod 3 is arranged at the top end of the screw body 1;
a protection mechanism 13 is arranged on the outer side of the pin rod 3;
the protection mechanism 13 comprises corrosion-resistant paint 1301, the corrosion-resistant paint 1301 is arranged on the outer side of the pin rod 3, an epoxy resin layer 1302 is arranged on the outer side of the corrosion-resistant paint 1301, waterproof paint 1303 is arranged on the outer side of the epoxy resin layer 1302, and an outer oil layer 1304 is arranged on the outer side of the waterproof paint 1303;
specifically, as shown in fig. 1 and 4, when in use, a corrosion-resistant paint 1301 is arranged on the outer side of the pin rod 3 so as to enhance the corrosion resistance of the pin rod 3, meanwhile, an epoxy resin layer 1302 is arranged on the outer side of the corrosion-resistant paint 1301 so as to have a certain shielding effect, prevent the pin rod 3 from being oxidized by moisture and external corrosive substances, enhance the protection of the pin rod 3, and then, a waterproof coating 1303 is arranged so as to enhance the waterproof performance of the pin rod 3, and an outer oil layer 1304 is arranged on the outer side of the waterproof coating 1303 so as to enhance the antirust performance of the pin rod 3;
a first reinforcing rib 4 is arranged on the outer side of the pin rod 3, a second reinforcing rib 5 is arranged on one side of the outer side of the pin rod 3, which is far away from the first reinforcing rib 4, and a reinforcing rod 6 is connected between the second reinforcing rib 5 and the first reinforcing rib 4;
two groups of first reinforcing ribs 4 and second reinforcing ribs 5 are arranged on the outer side of the pin rod 3, and the first reinforcing ribs 4, the second reinforcing ribs 5 and the reinforcing rods 6 are in an H-shaped structure;
specifically, as shown in fig. 1 and 2, when in use, two groups of first reinforcing ribs 4 and second reinforcing ribs 5 are mounted on the reinforcing rod 6, and the reinforcing rod 6 is connected between the first reinforcing ribs 4 and the second reinforcing ribs 5 to form an H-shaped design, so that the strength is high, the stability is good, and the working strength of the reinforcing rod 6 is improved;
a reinforcing block 7 is installed at the top end of the outer side of the pin rod 3, a reinforcing piece 8 is installed at the top end of the pin rod 3, a sealing piece 9 is installed at the top end of the reinforcing piece 8, a nut 10 is installed at the top end of the sealing piece 9, and an anti-skid groove 12 is formed in the outer side of the nut 10;
specifically, as shown in fig. 1 and 2, in use, the reinforcing block 7 is installed at the bottom end of the reinforcing member 8 so as to reinforce the connection strength of the reinforcing member 8 and the reinforcing rod 6, so that the use stability of the reinforcing rod 6 is enhanced, and then the sealing sheet 9 is arranged so as to improve the sealing performance of the pin rod 3 so as to improve the use stability of the pin rod 3;
a support plate 14 is arranged inside the screw body 1, and an anti-falling mechanism 11 is arranged at the top end of the support plate 14;
the anti-falling mechanism 11 comprises guide rods 1104, the guide rods 1104 are arranged inside the screw rod body 1, guide blocks 1105 are arranged inside the guide rods 1104, sliding blocks 1106 are arranged inside the guide blocks 1105 in a sliding mode, cross rods 1103 are connected between the sliding blocks 1106, push rods 1102 are arranged at the top ends of the cross rods 1103, positioning holes 1112 are arranged on the push rods 1102, positioning pins 1113 are arranged on the outer sides of nuts 10 below the push rods 1102, and push handles 1101 are arranged at the top ends of the push rods 1102;
inclined push blocks 1107 are mounted on two sides of the bottom end of the cross rod 1103, pulleys 1108 are movably mounted on two sides of the interior of the support plate 14 below the inclined push blocks 1107, a connecting plate 1109 is arranged on one side of each pulley 1108, a return spring 1110 is mounted on one side of each connecting plate 1109, and a pressing block 1111 is mounted on one side of each return spring 1110;
one side of the inclined pushing blocks 1107 is designed to be inclined, and two groups of the inclined pushing blocks 1107 are arranged at the bottom end of the cross bar 1103;
specifically, as shown in fig. 2 and fig. 3, in use, the pushing handle 1101 is pushed to move downwards, so that the pushing rod 1102 and the cross bar 1103 are pushed to move downwards synchronously, and meanwhile, the sliding block 1106 is driven to slide downwards synchronously in the guide block 1105, so that a limiting guide effect is provided for the downward movement of the cross bar 1103, then the cross bar 1103 pushes the inclined pushing block 1107 to move downwards, the pulley 1108 is pushed to move towards two sides by the inclined side edge of the inclined pushing block 1107, the return spring 1110 and the pressing block 1111 move towards two sides until the pressing block 1111 is pushed out of the outside of the pin 3, so that the pin 3 is abutted against the side wall of the external connector, so that the connection of the pin 3 is further limited, the pin 3 is prevented from being disconnected, and the stability of the connection of the pin 3 is improved.
The working principle is as follows: when the connecting device is used, firstly, a screw cap 10 is rotated to drive a pin rod 3 and a screw rod body 1 to synchronously rotate so as to screw the screw rod body 1 into an external connecting object, then a push handle 1101 and a push rod 1102 are pushed to move downwards, so that a cross rod 1103 is pushed to move downwards, then an inclined push block 1107 is pushed to move downwards, a pulley 1108 is pushed to move towards two sides through the inclined side edge of the inclined push block 1107, then a reset spring 1110 and a pressing block 1111 are pushed to move towards two sides, until the pressing block is pushed out of 1111 the pin rod 3, so that the pin rod 3 is pressed against the side wall of the external connecting object, so that the connection of the pin rod 3 is further limited, the pin rod 3 is prevented from being connected and falling off, and then a positioning pin 1113 is clamped into a positioning hole 1112 to limit the position of the push rod 1102;
secondly, the corrosion-resistant paint 1301 is arranged on the outer side of the pin rod 3, the corrosion resistance of the pin rod 3 is enhanced, meanwhile, the epoxy resin layer 1302 is arranged on the outer side of the corrosion-resistant paint 1301 and is matched with the corrosion-resistant paint 1301, a certain shielding effect is achieved, the pin rod 3 is prevented from being oxidized by moisture and external corrosive substances, then the waterproof paint 1303 is arranged, the waterproof performance of the pin rod 3 is enhanced, and meanwhile, the outer oil layer 1304 is arranged on the outer side of the waterproof paint 1303, so that the antirust performance of the pin rod 3 is enhanced;
finally, reinforcing block 7 has been installed in the bottom of reinforcement 8 to strengthen the joint strength of reinforcement 8 and stiffener 6, through having installed two sets of first strengthening rib 4 and second strengthening rib 5 on stiffener 6 after that, simultaneously through having connected stiffener 6 between first strengthening rib 4 and second strengthening rib 5, constitute H type design, intensity is high, and stability is good, so that improve the working strength of stiffener 6.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides an effectual pin of anti-drop, includes screw body (1), its characterized in that: the outside of the screw body (1) is provided with external screw thread (2), pin (3) are installed on the top of the screw body (1), and boss (7) are installed on the top in the pin (3) outside, reinforcement (8) are installed on the top of pin (3), gasket (9) are installed on the top of reinforcement (8), nut (10) are installed on the top of gasket (9), and the outside of nut (10) is provided with anti-skidding groove (12), the internally mounted of the screw body (1) has extension board (14), and the top of extension board (14) is provided with anti-drop mechanism (11).
2. The pin with good anti-falling effect according to claim 1, is characterized in that: the outside of pin pole (3) is provided with protection machanism (13), first strengthening rib (4) are installed in the outside of pin pole (3), second strengthening rib (5) are installed to one side that first strengthening rib (4) were kept away from in the pin pole (3) outside, and are connected with stiffener (6) between second strengthening rib (5) and first strengthening rib (4).
3. The pin with good anti-falling effect according to claim 2, is characterized in that: the first reinforcing rib (4) and the second reinforcing rib (5) are arranged in two groups on the outer side of the pin rod (3), and the first reinforcing rib (4), the second reinforcing rib (5) and the reinforcing rod (6) are in an H-shaped structure.
4. The pin with good anti-falling effect according to claim 2, is characterized in that: protection machanism (13) include corrosion-resistant paint (1301), and corrosion-resistant paint (1301) set up in the outside of pin pole (3), epoxy layer (1302) is installed in the outside of corrosion-resistant paint (1301), and waterproof coating (1303) are installed in the outside of epoxy layer (1302), outer oil reservoir (1304) are installed in the outside of waterproof coating (1303).
5. The pin with good anti-falling effect according to claim 1, is characterized in that: anti-drop mechanism (11) include guide bar (1104), and guide bar (1104) all set up in the inside of the screw body (1), the inside of guide bar (1104) all is provided with guide block (1105), and the equal slidable mounting in inside of guide block (1105) has slider (1106), be connected with horizontal pole (1103) between slider (1106), push rod (1102) are installed on the top of horizontal pole (1103), and are provided with locating hole (1112) on push rod (1102), locating pin (1113) are installed in the outside of nut (10) of push rod (1102) below, push rod (1101) are installed on the top of push rod (1102).
6. The pin with good anti-falling effect according to claim 5, is characterized in that: oblique ejector pad (1107) are all installed to the both sides of horizontal pole (1103) bottom, and the equal movable mounting in both sides of extension board (14) inside of oblique ejector pad (1107) below has pulley (1108), and one side of pulley (1108) all is provided with connecting plate (1109), reset spring (1110) are all installed to one side of connecting plate (1109), and one side of reset spring (1110) is installed and is supported briquetting (1111).
7. The pin with good anti-falling effect according to claim 6, is characterized in that: one side of the inclined push block (1107) is designed to be inclined, and two groups of inclined push blocks (1107) are arranged at the bottom end of the cross rod (1103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122555674.6U CN216278858U (en) | 2021-10-23 | 2021-10-23 | Effectual pin of anti-drop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122555674.6U CN216278858U (en) | 2021-10-23 | 2021-10-23 | Effectual pin of anti-drop |
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| Publication Number | Publication Date |
|---|---|
| CN216278858U true CN216278858U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122555674.6U Active CN216278858U (en) | 2021-10-23 | 2021-10-23 | Effectual pin of anti-drop |
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| CN (1) | CN216278858U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817025A (en) * | 2024-03-06 | 2024-04-05 | 浙江德威硬质合金制造有限公司 | Corrosion-resistant metal ceramic cutter for cutting |
-
2021
- 2021-10-23 CN CN202122555674.6U patent/CN216278858U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817025A (en) * | 2024-03-06 | 2024-04-05 | 浙江德威硬质合金制造有限公司 | Corrosion-resistant metal ceramic cutter for cutting |
| CN117817025B (en) * | 2024-03-06 | 2024-05-24 | 浙江德威硬质合金制造有限公司 | Corrosion-resistant metal ceramic cutter for cutting |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230423 Address after: Lou Ta Zhen Que Shan Ling Cun (Xu Jia Dian Cun), Xiaoshan District, Hangzhou City, Zhejiang Province, 311266 Patentee after: Hangzhou Shuangyu Plastic Hardware Co.,Ltd. Address before: 311200 Yaqian Zhen Xin Lin Zhou Cun, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou ZhongLuo Hardware Co.,Ltd. |
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| TR01 | Transfer of patent right |