CN210550847U - Key pin pulling and extending tool - Google Patents
Key pin pulling and extending tool Download PDFInfo
- Publication number
- CN210550847U CN210550847U CN201921051109.2U CN201921051109U CN210550847U CN 210550847 U CN210550847 U CN 210550847U CN 201921051109 U CN201921051109 U CN 201921051109U CN 210550847 U CN210550847 U CN 210550847U
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- key pin
- sliding
- piece
- connecting piece
- bolt
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Abstract
The utility model provides a key pin pulling and extending tool, belonging to the field of mechanical equipment maintenance, comprising a connecting plate, a sliding rod and a sliding heavy hammer; one end of the connecting plate is provided with a first connecting piece used for being connected with a piece to be pulled out, and the other end of the connecting plate is provided with a second connecting piece; one end of the sliding rod is provided with a third connecting piece which is detachably matched with the second connecting piece, and the sliding heavy hammer is sleeved outside the sliding rod in a sliding manner; and one end of the sliding rod, which is far away from the third connecting piece, is provided with a striking piece which is used for being in striking fit with the sliding heavy hammer. The rope is bound on the sliding heavy hammer with the hole, and the key pin pulling and extending equipment and the tool are driven to work together through the impact force provided by the sliding heavy hammer and the continuous pulling force acting on the traction rope.
Description
Technical Field
The utility model relates to a mechanical equipment overhauls the field, particularly, relates to a key round pin instrument of stretching out.
Background
With the improvement of the installation or maintenance requirements of equipment or precision equipment, the equipment key pin is easily damaged by taking out the equipment key pin by a method of knocking one end of the equipment key or pin in the prior art. In addition, if the through hole is not formed, the key or the pin is tightly occluded or rusted due to long-term equipment operation, and the difficulty of key pulling is increased. By forcibly striking or drilling, there is a risk of damaging the connection portion of the precision parts.
Therefore, the key pin pulling and extending equipment tool is simple in structure, small in occupied space, beneficial to operation of operators, free of risks of damaging equipment and capable of solving the problems of urgent need of technical staff in the field.
SUMMERY OF THE UTILITY MODEL
The utility model provides a key pin pulling and stretching tool, which aims at solving the above problems existing in the key pin pulling and stretching tool in the prior art.
The utility model discloses a realize like this:
a key pin pulling and extending tool comprises a connecting plate, a sliding rod and a sliding heavy hammer;
one end of the connecting plate is provided with a first connecting piece used for being connected with a piece to be pulled out, and the other end of the connecting plate is provided with a second connecting piece;
a third connecting piece detachably matched with the second connecting piece is arranged at one end of the sliding rod, and the sliding heavy hammer is slidably sleeved on the outer side of the sliding rod;
and one end of the sliding rod, which is far away from the third connecting piece, is provided with a striking piece which is used for being in striking fit with the sliding heavy hammer.
The utility model discloses an in an embodiment, the connecting plate includes parallel arrangement's first minute board and second minute board, first minute board with form the joint space between the second minute board, treat that the pulling piece sets up the one end of first connecting piece can block and establish in the joint space, the third connecting piece can block and establish in the joint space.
The utility model discloses an in an embodiment, still include first bolt, wait to pull out be provided with on the piece with first bolt complex predetermines the hole, first connecting piece be with first bolt complex first connecting hole.
The utility model discloses an in one embodiment, still include the second bolt, the second connecting piece be with second bolt complex second connecting hole, the third connecting piece be with second bolt complex lug.
In an embodiment of the present invention, a pull rope is disposed on a side portion of the sliding weight.
The utility model discloses an in one embodiment, the striking piece is high-strength nut pair, high-strength nut pair with the slide bar is kept away from the one end screw-thread fit of connecting plate.
In an embodiment of the present invention, the pair of high-strength nuts includes a pair of 8.8-step nuts.
In an embodiment of the present invention, the sliding rod is far away from one end of the connecting plate, and the connecting plate is further connected with a traction rope.
In an embodiment of the present invention, the end of the sliding rod away from the connecting plate is detachably provided with a hanging ring, and the pulling rope is fastened to the hanging ring.
The utility model has the advantages that: the utility model provides a key pin pulls out instrument of stretching utilizes the rope to tie up and ties up and slide the weight in the band hole, through the impact force that slides the weight and provide, with the pulling force that lasts that acts on the haulage rope, common drive the key pin pulls out the operation of stretching equipment tool. This instrument does benefit to the operation of operating personnel, and occupation space is little, and convenient simple and easy practicality can avoid traditional operation mode operating personnel to rely on the strike by force, or drilling key or round pin, leads to damaging the risk at accurate part connection position. The key pin pulling and extending tool can be recycled, meets the installation and maintenance requirements among workpieces (or components), and is suitable for the maintenance and installation engineering of various equipment workpieces; the simple and practical installation is reliable, can also provide beneficial reference for pulling out and taking out similar workpiece keys or pins in other engineering fields, has wide application range, and is suitable for being widely popularized and applied in the fields of installation and maintenance among any metal or nonmetal equipment workpieces.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a first view angle of a key pin pulling tool according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
fig. 3 is a schematic diagram of a second viewing angle of the area of fig. 2.
Icon: 001-key pin pulling tool; 002-a part to be pulled; 100-connecting plate; 200-a slide bar; 300-sliding heavy hammer; 110-a first subpanel; 130-a second section plate; 150-a first bolt; 170-a second bolt; 101-a first connection hole; 103-a second connection hole; 210-a lifting lug; 310-a pull rope; 230-high-strength nut pair; 250-a hauling rope; 270-lifting rings.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements 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.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Examples
Referring to fig. 1, 2 and 3, the present embodiment provides a key pin pulling tool 001, where the key pin pulling tool 001 includes a connecting plate 100, a sliding rod 200 and a sliding weight 300;
one end of the connecting plate 100 is provided with a first connecting piece used for connecting with the piece to be pulled 002, and the other end is provided with a second connecting piece;
a third connecting piece detachably matched with the second connecting piece is arranged at one end of the sliding rod 200, and the sliding heavy hammer 300 is slidably sleeved on the outer side of the sliding rod 200; an end of the sliding rod 200 far away from the third connecting piece is provided with an impact piece for impact fit with the sliding weight 300.
The first connecting piece is tightly matched with the piece 002 to be pulled out (namely a key or a pin to be pulled out), and the second connecting piece is matched with the third connecting piece, so that the stress on the sliding rod 200 is transmitted to the piece 002 to be pulled out. Wherein first connecting piece can be for anchor clamps, powerful magnetism inhale or set up with bolt complex through-hole, all can realize the fastening cooperation of different firm degrees. Likewise, the fastening engagement between the second and third connectors may take a variety of forms, the primary purpose being to achieve a releasable engagement between the connecting plate 100 and the slide bar 200.
The sliding rod 200 is provided with a sliding weight 300 and a striking part, and the instant impact force formed by the striking of the sliding weight 300 on the striking part gradually pulls out the to-be-pulled piece 002. In this embodiment, in order to further realize smooth sliding of the sliding weight 300 on the sliding rod 200, the sliding rod 200 is a sliding round bar, and the through hole in the middle of the sliding weight 300 is a circular hole.
In this embodiment, the connecting plate 100 includes the first minute board 110 and the second minute board 130 that parallel arrangement, forms the joint space between first minute board 110 and the second minute board 130, treats that the one end that the piece 002 set up first connecting piece can block and establish in the joint space, and the third connecting piece can block and establish in the joint space.
The key pin pulling and extending tool 001 further comprises a first bolt 150 and a second bolt 170, a preset hole matched with the first bolt 150 is formed in the piece 002 to be pulled, and the first connecting piece is a first connecting hole 101 matched with the first bolt 150. The second connecting piece is a second connecting hole 103 matched with the second bolt 170, and the third connecting piece is a lifting lug 210 matched with the second bolt 170.
The first bolt 150 passes through the preset hole and the first connecting hole 101, so that the connecting plate 100 and the piece 002 to be pulled form stable connection in the circumferential direction of the first bolt 150, and under the condition that the strength of the first bolt 150 is enough, the connection matching of the connecting plate 100 and the piece 002 to be pulled can be ensured without being separated. The second bolt 170 passes through the through hole between the second connection hole 103 and the lifting lug 210, so that the connection plate 100 and the slide bar 200 form a stable connection in the circumferential direction of the second bolt 170, and the connection fit of the connection plate 100 and the slide bar 200 can be ensured not to be separated under the condition that the strength of the second bolt 170 is sufficient.
Through the setting of first minute board 110 and second minute board 130, can stretch into the joint space with the tip of treating to pull out piece 002 to avoid treating to pull out piece 002 and rock in the axial direction of first bolt 150, likewise, lug 210 stretches into the joint space, also can avoid lug 210 to rock in the axial direction of second bolt 170.
In the present embodiment, a pull rope 310 is provided on the side of the sliding weight 300. The sliding weight 300 is pulled by the pull rope 310 to move, so that the user can exert force more easily.
In this embodiment, the striking member is a pair of high-strength nuts 230 formed by a pair of 8.8-grade nuts, and the pair of high-strength nuts 230 is threadedly engaged with an end of the slide rod 200 away from the connecting plate 100. A pair of high-strength nuts are arranged in a clinging manner to form self-locking, so that the high-strength nuts are prevented from being separated from the sliding rod 200 in the collision process. And 8.8-grade high-strength nuts can bear multiple impacts.
In this embodiment, a pulling rope 250 is further connected to an end of the slide bar 200 away from the connection plate 100. The pulling of the element to be extracted 002 is assisted by applying a pulling force coaxial with the sliding bar 200 through the pulling rope 250.
In order to realize the stable matching of the traction rope 250 and the sliding member and facilitate the subsequent repair and replacement of the high-strength nut pair 230, a hanging ring 270 is detachably arranged at one end of the sliding rod 200 far away from the connecting plate 100, and the traction rope 250 is tied on the hanging ring 270. In this embodiment, an internal thread is provided at an end of the slide bar 200 away from the connecting plate 100, and a screw is provided at an end of the hanging ring 270, and the screw cooperates with the internal thread to detachably connect the hanging ring 270.
The utility model provides a key pin instrument 001 of stretching out utilizes the rope tie up to tie up and to slide weight 300 in the band hole, through the impact force that slides weight 300 and act on the pulling force that lasts of haulage rope 250, common drive the key pin equipment tool operation of stretching out. This instrument does benefit to the operation of operating personnel, and occupation space is little, and convenient simple and easy practicality can avoid traditional operation mode operating personnel to rely on the strike by force, or drilling key or round pin, leads to damaging the risk at accurate part connection position. The key pin pulling and extending tool 001 can be recycled, meets the installation and maintenance requirements among workpieces (or components), and is suitable for the maintenance and installation engineering of various equipment workpieces; the simple and practical installation is reliable, can also provide beneficial reference for pulling out and taking out similar workpiece keys or pins in other engineering fields, has wide application range, and is suitable for being widely popularized and applied in the fields of installation and maintenance among any metal or nonmetal equipment workpieces.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A key pin pulling and extending tool is characterized by comprising a connecting plate, a sliding rod and a sliding heavy hammer;
one end of the connecting plate is provided with a first connecting piece used for being connected with a piece to be pulled out, and the other end of the connecting plate is provided with a second connecting piece;
a third connecting piece detachably matched with the second connecting piece is arranged at one end of the sliding rod, and the sliding heavy hammer is slidably sleeved on the outer side of the sliding rod;
and one end of the sliding rod, which is far away from the third connecting piece, is provided with a striking piece which is used for being in striking fit with the sliding heavy hammer.
2. The key pin pulling tool according to claim 1, wherein the connecting plate comprises a first sub plate and a second sub plate which are arranged in parallel, a clamping space is formed between the first sub plate and the second sub plate, one end of the to-be-pulled piece, where the first connecting piece is arranged, can be clamped in the clamping space, and the third connecting piece can be clamped in the clamping space.
3. The key pin pulling tool according to claim 1, further comprising a first bolt, wherein the member to be pulled is provided with a predetermined hole engaged with the first bolt, and the first connecting member is a first connecting hole engaged with the first bolt.
4. The key pin pulling tool according to claim 1, further comprising a second bolt, wherein the second connecting member is a second connecting hole engaged with the second bolt, and the third connecting member is a lifting lug engaged with the second bolt.
5. The key pin pulling tool according to claim 1, wherein a pulling rope is provided on a side of the sliding weight.
6. The key pin extraction tool of claim 1, wherein the impact member is a high tensile nut pair that is threadably engaged with an end of the slide rod remote from the connecting plate.
7. The key pin extraction tool of claim 6, wherein said pair of high tensile nuts comprises a pair of 8.8 step nuts.
8. The key pin extraction tool of claim 1, wherein a pull cord is further coupled to an end of the slide bar distal from the web.
9. The key pin pulling tool according to claim 8, wherein an eye is detachably provided at an end of the slide bar remote from the connecting plate, and the pulling rope is tied to the eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921051109.2U CN210550847U (en) | 2019-07-05 | 2019-07-05 | Key pin pulling and extending tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921051109.2U CN210550847U (en) | 2019-07-05 | 2019-07-05 | Key pin pulling and extending tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210550847U true CN210550847U (en) | 2020-05-19 |
Family
ID=70676041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921051109.2U Expired - Fee Related CN210550847U (en) | 2019-07-05 | 2019-07-05 | Key pin pulling and extending tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210550847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905265A (en) * | 2022-05-31 | 2022-08-16 | 广东喜珍电路科技有限公司 | Assembly device and method for large and small-head pins |
-
2019
- 2019-07-05 CN CN201921051109.2U patent/CN210550847U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905265A (en) * | 2022-05-31 | 2022-08-16 | 广东喜珍电路科技有限公司 | Assembly device and method for large and small-head pins |
| CN114905265B (en) * | 2022-05-31 | 2024-01-26 | 广东喜珍电路科技有限公司 | Assembly component device and method for large-small-head pin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |