CN216464342U - Auxiliary tool for disassembling and assembling fastener - Google Patents
Auxiliary tool for disassembling and assembling fastener Download PDFInfo
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- CN216464342U CN216464342U CN202122995502.0U CN202122995502U CN216464342U CN 216464342 U CN216464342 U CN 216464342U CN 202122995502 U CN202122995502 U CN 202122995502U CN 216464342 U CN216464342 U CN 216464342U
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- external driving
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- auxiliary tool
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Abstract
The utility model relates to an auxiliary tool for disassembling and assembling a fastener, which comprises a main body, an acting element, a force receiving element and a transmission element, wherein the acting element is arranged at the head part of the main body and is used for applying external driving force on the fastener to rotate the fastener, the force receiving element is arranged at the tail part of the main body and is used for receiving the external driving force, the transmission element is arranged between the acting element and the force receiving element and is used for transmitting the external driving force received by the force receiving element to the acting element, and the auxiliary tool is characterized in that: the stress piece can enter and exit the tail part through an opening arranged at the tail end of the main body, and the stress piece is provided with an inserting hole for inserting and connecting external driving force along the axial direction; compared with the prior art, the utility model has the advantages that: through setting up the atress piece that can pass in and out the main part afterbody for this spanner can change torsion through changing the atress piece according to the demand, and sets up the spliced eye on the atress piece and can be connected with external drive power more conveniently.
Description
Technical Field
The utility model relates to the technical field of hardware tools, in particular to an auxiliary tool for disassembling and assembling fasteners.
Background
The wrench is a hardware tool which is commonly used for installation or disassembly, the commonly used wrench comprises a handle and an opening or a trepanning arranged at one end of the handle, and the lever principle is utilized to realize the screwing of fasteners such as bolts, screws, nuts and the like; the wrench can be suitable for most use scenes, and the wrench needs a certain operation space to use due to the fact that the handle needs to be swung back and forth when the wrench is used for screwing the fastener; however, when the operation space is narrow, the operation is difficult with the conventional wrench, and the mounting or dismounting operation is inconvenient.
Therefore, a Chinese utility model patent ZL201721227252.3, blowout preventer bolt speed wrench, discloses a speed wrench, which comprises a bottom plate, a panel connected to the upper part of the bottom plate through a connecting bolt, a support connected to one end of the panel, and a bolt sleeve connected to the other end of the panel; the upper part of the support is connected with a pneumatic pump through a connecting bolt, one side of the pneumatic pump is fixedly connected with a handle, one side of the handle is connected with an air inlet pipe, and the air inlet pipe is provided with an air inlet hole; the center of the pneumatic pump is connected with a rotating shaft, the rotating shaft is connected with a power tooth, the power tooth is connected with a transmission tooth and a wrench tooth, and a bolt sleeve is connected inside the wrench tooth; although the wrench transfers the operating space through a plurality of gears, and solves the problem that the fastener is inconvenient to twist in a narrow space, the following problems still exist: because each gear is fixed inconveniently, the torque of the wrench is fixed, and the wrench can not be screwed due to insufficient torque for a fastener needing larger torque; for fasteners requiring less torque, the torque may be too great to damage the fastener, and further improvements are needed in the art.
SUMMERY OF THE UTILITY MODEL
The present invention provides an auxiliary tool for detaching and installing a fastener, which can change the torque force according to the requirement.
The technical scheme adopted by the utility model for solving the technical problems is as follows: this an appurtenance for dismouting fastener includes:
a main body;
an acting member mounted on the head of the body and for applying an external driving force to the fastener to rotate the fastener;
a force receiving member installed at a rear portion of the body and receiving an external driving force of an external driving source
The transmission part is arranged between the acting part and the stressed part and is used for transmitting the external driving force received by the stressed part to the acting part;
the method is characterized in that: the stress piece can pass in and out of the tail part through an opening arranged at the tail end of the main body, and the stress piece is provided with a plug-in hole for an external driving source to be inserted and connected along the axis direction.
Because the stressed part needs to receive external driving force, in order to relatively fix the stressed part when receiving the driving force, preferably, a first accommodating groove for accommodating the stressed part is arranged at the tail part of the main body, the stressed part can be limited in the first accommodating groove through a bolt and can rotate around the bolt under the action of the external driving force, correspondingly, an opening hole for inserting the bolt is formed in the first accommodating groove along the axial direction, and a bolt hole for partially inserting the bolt is formed in the stressed part along the axial direction. The stress piece is connected with the first accommodating groove through the bolt, and the stress piece can rotate around the bolt, so that the stress piece can be limited in the first accommodating groove and does not interfere with the stress piece to receive external driving force.
Because the bolt is inserted into the stressed part along the axial direction, the bolt is easy to be separated when mechanical vibration is generated due to external driving force, in order to prevent the bolt from being separated suddenly in the working process, the bolt further comprises a locking piece for locking the bolt, and correspondingly, the tail end of the main body is provided with a locking hole communicated with the opening hole.
In order to better accommodate the stressed member, preferably, the main body includes a first plate body provided with the first accommodating groove, and a second plate body provided with the opening hole and the locking hole.
In order to better apply an external driving force to the fastening member, preferably, the first plate further includes a second receiving groove located at the head of the main body and configured to receive the acting element, the acting element includes a sleeve having a first engaging portion at a periphery thereof, and correspondingly, through holes for the sleeves to extend through are formed in the first plate and the second plate.
In order to better transmit the driving force, preferably, the first plate further includes a third receiving groove located between the first receiving groove and the second receiving groove and configured to receive the transmission member, and the transmission member includes a second engaging portion capable of engaging with the first engaging portion of the acting member.
In order to transmit the received external driving force to the acting member, it is preferable that the force receiving member includes a third engaging portion engageable with the second engaging portion. After the force receiving member receives the external driving force, the third engaging part of the force receiving member, the second engaging part of the transmission member and the first engaging part of the acting member are engaged with each other, so that the external driving force is transmitted to the acting member from the force receiving member step by step, and then the acting member acts on the fastening member to rotate the fastening member.
Compared with the prior art, the utility model has the advantages that: through setting up the atress piece that can pass in and out the main part afterbody for this spanner can change torsion through changing the atress piece according to the demand, and sets up the spliced eye on the atress piece and can be connected with external drive power more conveniently.
Drawings
Fig. 1 is a schematic view showing the overall structure of an auxiliary tool for detaching and installing a fastener according to embodiment 1 of the present invention;
FIG. 2 is a partial cross-sectional view of FIG. 1;
FIG. 3 is an exploded view of FIG. 1;
fig. 4 is a partial sectional view showing a state where a force receiving member is replaced in embodiment 1 of the present invention;
FIG. 5 is an exploded view of FIG. 4;
fig. 6 is an exploded view of embodiment 2 of the present invention.
Detailed Description
The utility model is described in further detail below with reference to the accompanying examples.
Example 1
As shown in fig. 1 to 5, the auxiliary tool for detaching and installing a fastener of the embodiment 1 includes a main body 1, an acting member 2, a force receiving member 3 and a transmission member 4; the action member 2 is mounted on the head 11 of the main body 1 and used for applying external driving force on the fastener to enable the fastener to rotate, the stress member 3 is mounted on the tail 12 of the main body 1 and used for receiving external driving force, the transmission member 4 is mounted between the action member 2 and the stress member 3 and used for transmitting the external driving force received by the stress member 3 to the action member 2, the stress member 3 can enter and exit the tail 12 through an opening 13 formed in the tail end of the main body 1, and the stress member 3 is provided with an insertion hole 31 for inserting and connecting the external driving force along the axial direction.
Because the stressed member 3 needs to receive an external driving force, in order to relatively fix the stressed member 3 when receiving the driving force, the present embodiment adopts the following structure, specifically, the tail portion 12 of the main body 1 of the present embodiment is provided with a first accommodating groove 14 for accommodating the stressed member 3, the stressed member 1 can be limited in the first accommodating groove 14 by the plug pin 5 and can rotate around the plug pin 5 under the action of the external driving force, correspondingly, the first accommodating groove 14 is provided with an opening 141 for the plug pin 5 to be inserted into along the axial direction, and the stressed member 3 is provided with a plug pin hole 32 for the plug pin 5 to be partially inserted into along the axial direction; in addition, the present embodiment is further provided with a locking member 6 for locking the latch 5, and correspondingly, the rear end of the main body 1 is provided with a locking hole 15 communicated with the opening 141. The stress piece 3 is connected with the first accommodating groove 14 through the arrangement of the plug pin 5, and the stress piece 3 can rotate around the plug pin 5, so that the stress piece 3 can be limited in the first accommodating groove 14 and does not prevent the stress piece 3 from receiving external driving force; because the bolt 5 is inserted into the stress element 3 along the axial direction and is easy to be released when mechanical vibration is generated due to external driving force, the locking element 6 is arranged to lock the bolt 5, and the bolt 5 can be prevented from being suddenly released in the working process.
The main body 1 of this embodiment includes a first plate 1a provided with a first receiving groove 14, a second plate 1b provided with an opening 141 and a locking hole 15, the first plate 1a further includes a second receiving groove 16 located at the head 11 of the main body 1 and configured to receive the acting element 2, the acting element 2 includes a sleeve 22 having a first engaging portion 21 at a periphery thereof, correspondingly, a through hole 17 for extending the sleeve 22 is provided on the first plate 1a and the second plate 1b, a third receiving groove 18 located between the first receiving groove 14 and the second receiving groove 16 and configured to receive the transmission element 4 is further provided on the first plate 1a, the transmission element 4 includes a second engaging portion 41 capable of engaging with the first engaging portion 21 of the acting element 2, and the stressed element 3 includes a third engaging portion 32 capable of engaging with the second engaging portion 41.
To accommodate different fasteners, the present embodiment also provides a cartridge 8 that can be inserted into the sleeve 22 for replacement.
In summary, the use process of the auxiliary tool for disassembling and assembling the fastener is as follows: there are various external driving sources capable of supplying a driving force to the force receiving member 3, and a pistol drill equipped with a bit will be explained as the external driving source;
A. sleeving the sleeve 22 of the acting element 2 on the fastener, and inserting the bit of the pistol drill to align with the inserting hole 31 of the stress element 3;
B. the pistol drill is started, and the driving force of the pistol drill is transmitted to the stressed piece 3 through the insertion hole 31 by the transmission of the screwdriver bit;
C. the force receiving member 3 receives the driving force and transmits the driving force to the transmission member 4 through the third engaging portion 32 engaged with the second engaging portion 41;
D. the transmission member 4 transmits the driving force to the acting member 2 through the second engagement portion 41 engaged with the first engagement portion 21;
E. the acting member 2 receives the driving force and acts on the fastening member through the sleeve 22 to rotate the fastening member, thereby completing the disassembling and assembling operation.
Example 2
As shown in fig. 6, the structure of embodiment 2 is substantially the same as that of embodiment 1, except that: the force-receiving member 3 in embodiment 1 is replaced by a grip 7.
The handle 7 in this embodiment includes an insertion portion 71 capable of being inserted into the first receiving groove 14 through the opening 13, a fourth engagement portion 72 capable of partially engaging with the second engagement portion 41 of the transmission member 4 is disposed at a head end of the insertion portion 71, and an insertion hole 73 for inserting the plug 5 is also disposed on the insertion portion 71, so that the handle 7 and the auxiliary tool are integrally connected. The insertion portion 71 is provided on the grip 7 to partially engage the transmission member 4, so that the transmission member 4 is blocked and, correspondingly, the acting element 2 is also blocked against rotation; in this state, the auxiliary tool can be used as a general wrench by the grip 7 integrally connected to the auxiliary tool, increasing the versatility of the auxiliary tool.
Claims (7)
1. An auxiliary tool for removing a fastener, comprising:
a main body (1);
an acting member (2) mounted on the head (11) of the body (1) and adapted to apply an external driving force to the fastener to cause rotation of the fastener;
a force receiving member (3) mounted on a rear portion (12) of the main body (1) and receiving an external driving force of an external driving source;
a transmission member (4) installed between the acting member (2) and the force receiving member (3) for transmitting the external driving force received by the force receiving member (3) to the acting member (2);
the method is characterized in that: the stress element (3) can enter and exit the tail part (12) through an opening (13) arranged at the tail end of the main body (1), and the stress element (3) is provided with an inserting hole (31) for inserting and connecting an external driving source along the axial direction.
2. The auxiliary tool for disassembling and assembling a fastener according to claim 1, wherein: the tail portion (12) of the main body (1) is provided with a first accommodating groove (14) used for accommodating the stress piece (3), the stress piece (3) can be limited in the first accommodating groove (14) through a bolt (5) and can rotate around the bolt (5) under the action of external driving force, correspondingly, an opening hole (141) for inserting the bolt (5) is formed in the first accommodating groove (14) along the axis direction, and a bolt hole (32) for locally inserting the bolt (5) is formed in the stress piece (3) along the axis direction.
3. The auxiliary tool for disassembling and assembling a fastener according to claim 2, wherein: the locking device is characterized by further comprising a locking piece (6) used for locking the bolt (5), and correspondingly, a locking hole (15) communicated with the opening hole (141) is formed in the tail end of the main body (1).
4. An auxiliary tool for disassembling and assembling a fastener according to claim 3, characterized in that: the main body (1) comprises a first plate body (1a) provided with the first accommodating groove (14) and a second plate body (1b) provided with the opening hole (141) and the locking hole (15).
5. The auxiliary tool for disassembling and assembling a fastener according to claim 4, wherein: the first plate body (1a) further comprises a second accommodating groove (16) which is located at the head (11) of the main body (1) and used for accommodating the acting piece (2), the acting piece (2) comprises a sleeve (22) with a first engaging portion (21) arranged on the periphery, and correspondingly, through holes (17) for the sleeve (22) to extend out are formed in the first plate body (1a) and the second plate body (1 b).
6. The auxiliary tool for disassembling and assembling a fastener according to claim 5, wherein: the first plate body (1a) further comprises a third accommodating groove (18) which is located between the first accommodating groove (14) and the second accommodating groove (16) and is used for accommodating the transmission piece (4), and the transmission piece (4) comprises a second engaging portion (41) which can be engaged with the first engaging portion (21) of the acting piece (2).
7. The auxiliary tool for disassembling and assembling a fastener according to claim 6, wherein: the force receiving member (3) includes a third engaging portion (33) engageable with the second engaging portion (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122995502.0U CN216464342U (en) | 2021-11-25 | 2021-11-25 | Auxiliary tool for disassembling and assembling fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122995502.0U CN216464342U (en) | 2021-11-25 | 2021-11-25 | Auxiliary tool for disassembling and assembling fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216464342U true CN216464342U (en) | 2022-05-10 |
Family
ID=81403226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122995502.0U Active CN216464342U (en) | 2021-11-25 | 2021-11-25 | Auxiliary tool for disassembling and assembling fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216464342U (en) |
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2021
- 2021-11-25 CN CN202122995502.0U patent/CN216464342U/en active Active
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| GR01 | Patent grant | ||
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Address after: No. 68, Yanshanhe South Road, Beilun District, Ningbo, Zhejiang 315825 Patentee after: Ningbo Xusheng Group Co.,Ltd. Address before: No. 128, yingluohe Road, Beilun District, Ningbo, Zhejiang 315825 Patentee before: NINGBO XUSHENG AUTO TECHNOLOGY Co.,Ltd. |