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CN113681501A - Installation appurtenance - Google Patents

Installation appurtenance Download PDF

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Publication number
CN113681501A
CN113681501A CN202111048177.5A CN202111048177A CN113681501A CN 113681501 A CN113681501 A CN 113681501A CN 202111048177 A CN202111048177 A CN 202111048177A CN 113681501 A CN113681501 A CN 113681501A
Authority
CN
China
Prior art keywords
groove
positioning
nut
bolt
installation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111048177.5A
Other languages
Chinese (zh)
Inventor
闫世明
高子琳
许良彬
林婉东
林训修
许晓阳
徐文涛
陈伟鑫
许子嘉
陈晓航
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Power Grid Co Ltd
Shantou Power Supply Bureau of Guangdong Power Grid Co Ltd
Original Assignee
Guangdong Power Grid Co Ltd
Shantou Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Power Grid Co Ltd, Shantou Power Supply Bureau of Guangdong Power Grid Co Ltd filed Critical Guangdong Power Grid Co Ltd
Priority to CN202111048177.5A priority Critical patent/CN113681501A/en
Publication of CN113681501A publication Critical patent/CN113681501A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • B25B27/14Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)

Abstract

The invention belongs to the field of assembling instruments and discloses an auxiliary mounting tool. The auxiliary mounting tool comprises a first positioning piece, a second positioning piece and a telescopic piece, wherein a positioning hole is formed in the first positioning piece in a penetrating mode and used for allowing a bolt to penetrate through, the second positioning piece is opposite to the first positioning piece and arranged at intervals, a limiting groove is formed in the second positioning piece and can accommodate a nut and limit the nut to rotate in the limiting groove, the limiting groove penetrates through the surface, facing the first positioning piece, of one side of the second positioning piece, and the limiting groove is opposite to the positioning hole; the telescopic piece of the auxiliary installation tool is used for connecting the first positioning piece and the second positioning piece, and the distance between the first positioning piece and the second positioning piece can be adjusted through the telescopic piece. The installation auxiliary tool provided by the invention is used for assisting the installation and the disassembly of the two installation parts by the bolt and the nut, and improving the convenience of the installation and the disassembly between the two installation parts based on the bolt and the nut installation.

Description

Installation appurtenance
Technical Field
The invention relates to the field of assembling instruments, in particular to an installation auxiliary tool.
Background
An air switch, also known as an air circuit breaker, is one type of circuit breaker. The circuit breaker is a switch which can be automatically disconnected as long as the current in the circuit exceeds the rated current, integrates control and multiple protection functions, and is an important electric appliance in a low-voltage distribution network and an electric power dragging system.
The circuit breaker often can break down in the use, needs in time to change the circuit breaker. Among the prior art, be equipped with the bottom plate of installation circuit breaker on the ammeter case, when installing the circuit breaker on the table case, need install the circuit breaker on the bottom plate through bolt and nut.
At present, mainly change the circuit breaker through artifical manual, during the change, the workman need wear gloves and stretch into between bottom plate and the table case and twist soon the nut, however, because the distance between bottom plate and the table incasement wall only about two centimeters, the operation of twisting the nut soon is not only inconvenient in the manual work, appears the problem that the nut dropped in addition in the operation process easily, reduces the dismantlement and the change efficiency of circuit breaker.
Disclosure of Invention
The invention aims to provide an installation auxiliary tool which is used for assisting the installation and the disassembly of two installation parts by a bolt and a nut and improving the convenience of the installation and the disassembly between the two installation parts based on the bolt and the nut installation.
In order to achieve the purpose, the invention adopts the following technical scheme:
a mounting aid, the mounting aid comprising:
the first positioning piece is provided with a positioning hole in a penetrating way, and the positioning hole is used for penetrating a bolt;
the second positioning piece is opposite to the first positioning piece and is arranged at intervals, a limiting groove is formed in the second positioning piece, the limiting groove can accommodate a nut and limit the nut to rotate in the limiting groove, the limiting groove penetrates through the surface, facing the first positioning piece, of one side of the second positioning piece and is arranged opposite to the positioning hole, and the tail end of the bolt can extend into the limiting groove to be in threaded connection with the nut;
the first positioning piece and the second positioning piece are connected through the telescopic piece, and the distance between the first positioning piece and the second positioning piece can be adjusted through the telescopic piece.
Optionally, the limiting groove comprises:
the accommodating groove is used for accommodating and limiting the nut;
the extending groove is formed in the bottom of the accommodating groove and used for accommodating the tail end of the bolt.
Optionally, the limiting groove further comprises an entering groove, the entering groove and the extending groove are respectively located on two opposite sides of the accommodating groove, the entering groove penetrates through the second positioning piece and faces to one side surface of the first positioning piece, and the entering groove is used for guiding the tail end of the bolt to enter the limiting groove.
Optionally, the inlet groove is a tapered groove, and a small end of the tapered groove is communicated with the accommodating groove.
Optionally, the cross section of the accommodating groove is square or regular hexagon.
Optionally, an opening is formed in a groove wall of the limit groove, the opening penetrates through a side surface of the second positioning element, and the opening is used for enabling the screwed nut and the screwed bolt to be disengaged from the limit groove from the opening.
Optionally, the telescoping member comprises:
the first end of the fixing part is connected with the first positioning piece;
the first end of the adjusting portion is connected with the second end of the fixing portion in a sliding mode, and the second end of the adjusting portion is connected with the second positioning piece.
Optionally, the first end of the fixing part is detachably connected with the first positioning part; and/or the presence of a gas in the gas,
the second end of the adjusting part is detachably connected with the second positioning part.
Optionally, the first positioning element is rotatably connected with the fixing part; and/or the second positioning piece is rotatably connected with the adjusting part.
Optionally, the auxiliary mounting tool further includes an elastic member, a first end of the elastic member is connected to the first positioning member or the fixing portion, and a second end of the elastic member is connected to the second positioning member or the adjusting portion.
The invention has the beneficial effects that: according to the installation auxiliary tool provided by the invention, the second positioning piece is arranged, and the limiting groove which can accommodate the nut and limit the rotation of the nut is arranged on the second positioning piece, so that the position of the nut can be fixed through the second positioning piece in the installation and disassembly processes of the nut, the nut does not need to be manually and manually screwed and locked by holding the nut, the nut is prevented from falling off in the assembly and disassembly processes, and the convenience of thread locking operation is improved; simultaneously, the setting of second setting element and extensible member can make the second setting element can stretch into and carry out the loading and unloading work of nut in the less space, further improves the operation convenience and the use flexibility that adopt two installed parts of bolt and nut connection, improves assembly efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an installation assisting tool according to an embodiment of the present invention;
FIG. 2 is a longitudinal sectional view of a first embodiment of a limiting groove of the present invention;
FIG. 3 is a top view of a retaining groove according to an embodiment of the present invention;
FIG. 4 is a longitudinal sectional view of a second embodiment of the invention;
FIG. 5 is a top view of a second embodiment of the invention;
FIG. 6 is a longitudinal sectional view of a third embodiment of the invention;
fig. 7 is a top view of a limiting groove according to a third embodiment of the present invention.
In the figure:
10. installing an auxiliary tool; 20. a circuit breaker; 30. a base plate; 40. a bolt; 50. a nut;
1. a first positioning member; 11. positioning holes; 2. a second positioning member; 21. a limiting groove; 211. a containing groove; 212. extending out of the groove; 213. entering a groove; 22. an opening; 3. a telescoping member; 31. a fixed part; 32. an adjusting part.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
As shown in fig. 1, the present embodiment provides an installation assisting tool which can assist the installation and removal work of the two installation members when the first installation member and the second installation member are connected using the bolt 40 and the nut 50, so as to improve the installation efficiency and the installation convenience. In this embodiment, the first installation part is the circuit breaker 20, the second installation part is the bottom plate 30, when the circuit breaker 20 and the bottom plate 30 are assembled and disassembled, the bottom plate 30 is usually disposed in the electric meter box, the circuit breaker 20 is stacked on the bottom plate 30, through holes for penetrating the bolts 40 are formed in the circuit breaker 20 and the bottom plate 30, and the circuit breaker 20 and the bottom plate 30 are locked by the bolts 40 penetrating the through holes and nuts 50 screwed and sleeved at the ends of the bolts 40. In other embodiments, the first and second mounting members may be other structures that need to be locked by the bolt 40 and the nut 50, and the embodiment is not limited to the specific types of the first and second mounting members.
In this embodiment, the first installation component is taken as the circuit breaker 20, and the second installation component is taken as the bottom plate 30 as an example, the specific structure of the installation assisting tool 10 and the process of assisting the installation and detachment of the two installation components are described, when the two installation components are installation components of other types and structures, the use mode of the installation assisting tool 10 may refer to this embodiment, and this embodiment is not repeated again.
The installation aid 10 comprises a first positioning element 1, a second positioning element 2 and a telescopic element 3. Wherein, a positioning hole 11 is arranged on the first positioning member 1 in a penetrating way, and the positioning hole 11 is used for penetrating the bolt 40; the second positioning piece 2 is opposite to the first positioning piece 1 and arranged at intervals, a limiting groove 21 is arranged on the second positioning piece 2, the limiting groove 21 can contain a nut 50 and limit the nut 50 to rotate in the limiting groove 21, the limiting groove 21 penetrates through the surface of one side, facing the first positioning piece 1, of the second positioning piece 2, the limiting groove 21 is arranged opposite to the positioning hole 11, and the limiting groove 21 can allow the tail end of a bolt 40 to extend into to be in threaded connection with the nut 50; the extensible member 3 is used for connecting the first positioning member 1 and the second positioning member 2, and the distance between the first positioning member 1 and the second positioning member 2 can be adjusted by the extensible member 3.
The procedure for assembling the circuit breaker 20 and the base plate 30 using the installation assisting tool 10 is as follows: firstly, the nut 50 is placed in the limit groove 21; the second positioning piece 2 extends into a gap between the bottom plate 30 and the inner wall of the meter box; the distance between the first positioning part 1 and the second positioning part 2 is adjusted through the telescopic part 3, and the circuit breaker 20 and the bottom plate 30 are clamped between the first positioning part 1 and the second positioning part 2; then, adjusting the installation auxiliary tool 10 to ensure that the positioning hole 11, the through hole on the circuit breaker 20, the through hole on the bottom plate 30 and the limiting groove 21 are opposite; the bolt 40 sequentially penetrates through the through hole in the circuit breaker 20 and the through hole in the bottom plate 30 from the positioning hole 11, and the tail end of the bolt extends into the limiting groove 21; screwing the bolt 40 until the bolt 40 is matched with the nut 50 to lock the circuit breaker 20 and the bottom plate 30; the installation assisting tool 10 is detached from the bolt 40 and the nut 50, i.e., the assembly of the circuit breaker 20 and the base plate 30 is accomplished.
The procedure for disassembling the circuit breaker 20 using the installation assisting tool 10 is as follows: firstly, the distance between a first positioning part 1 and a second positioning part 2 is adjusted through a telescopic part 3, and a circuit breaker 20 and a bottom plate 30 are clamped between the first positioning part 1 and the second positioning part 2; then, the end of the bolt 40 and the nut 50 at the side of the bottom plate 30 far away from the circuit breaker 20 are extended into the limiting groove 21; screwing the bolt 40 until the bolt 40 disengages from the nut 50 and the circuit breaker 20; separating the installation assisting tool 10 accommodating the nut 50 from the base plate 30 and the circuit breaker 20, and then removing the nut 50; all of the bolts 40 and nuts 50 on the circuit breaker 20 are removed in sequence until the circuit breaker 20 can be removed.
That is, in the installation auxiliary tool 10 provided in this embodiment, by providing the second positioning element 2 and providing the limiting groove 21 capable of accommodating and limiting the nut 50 on the second positioning element 2, in the installation and detachment processes of the nut 50, the nut 50 can be fixed in position by the second positioning element 2, and the nut 50 does not need to be manually held to screw and lock the bolt 40 and the nut 50, so that the nut 50 is prevented from falling off in the assembling and disassembling processes, and the convenience of the screw locking operation is improved; simultaneously, the setting of second setting element 2 and extensible member 3 can make second setting element 2 can stretch into and carry out nut 50's loading and unloading work in less space, further improves the operation convenience and the use flexibility that adopt bolt 40 and nut 50 to connect two installed parts, improves assembly efficiency.
Optionally, the first positioning element 1 and the second positioning element 2 are arranged in parallel. Through setting up first setting element 1 and second setting element 2 parallelly, make locating hole 11 and the through-hole on the circuit breaker 20 and on the bottom plate 30 more accurate alignment, be convenient for make bolt 40 insert the spacing inslot 21 accurately.
With continued reference to fig. 1, optionally, the extensible member 3 includes a fixing portion 31 and an adjusting portion 32, a first end of the fixing portion 31 is connected to the first positioning member 1, a first end of the adjusting portion 32 is slidably connected to a second end of the fixing portion 31, and a second end of the adjusting portion 32 is connected to the second positioning member 2. For example, a slide chamber may be provided in the fixed portion 31, and the adjustment portion 32 may be inserted into the slide chamber to perform slide adjustment. So set up, can make things convenient for the nimble distance of adjusting between first setting element 1 and the second setting element 2, and can provide the direction for the regulation of interval, guarantee to adjust the reliability. In other embodiments, the telescopic member 3 may be a first spring or other structures capable of elastically stretching, so as to simplify the structure and reduce the cost.
The installation assisting tool 10 further includes an elastic member, a first end of the elastic member is connected to the first positioning member 1 or the fixing portion 31, and a second end of the elastic member is connected to the second positioning member 2 or the adjusting portion 32. Through setting up the elastic component, when can guaranteeing two installed parts of installation appurtenance 10 centre gripping, the elastic component exerts the power that is close to each other to first setting element 1 and second setting element 2 to improve the centre gripping reliability and the stability of first setting element 1 and second setting element 2 to two installed parts, avoid installation appurtenance 10 relative installed parts to slide, thereby guarantee installation effectiveness and installation accuracy. In this embodiment, the elastic member is a second spring. Specifically, a second spring is disposed inside the fixing portion 31, a first end of the second spring is connected to the fixing portion 31, and a second end of the second spring abuts against the adjusting portion 32. In other embodiments, a person skilled in the art can design the specific structure of the telescopic member 3 according to the specific application scenario.
Optionally, the first end of the fixing portion 31 is detachably connected to the first positioning member 1; and/or the second end of the adjusting part 32 is detachably connected with the second positioning element 2. So set up, easy to assemble and dismantlement.
Optionally, the first positioning member 1 is rotatably connected with the fixing portion 31; and/or the second positioning part 2 is rotatably connected with the adjusting part 32, so that the first positioning part 1 and/or the second positioning part 2 can be turned over to be positioned on the same straight line with the telescopic part 3 or turned over to be folded relative to the telescopic part 3. With this arrangement, the installation assisting tool 10 can be easily stored when the installation assisting tool 10 is not used.
Alternatively, the diameter of the positioning hole 11 is larger than the outer diameter of the bolt 40 so that the head of the bolt 40 can smoothly pass through the positioning hole 11. In other embodiments, the diameter of the positioning hole 11 may also be larger than the diameter of the shaft of the bolt 40 and smaller than the maximum diameter of the head of the bolt 40, and a release opening for releasing the bolt 40 is formed on the sidewall of the positioning hole 11.
Further, referring to fig. 2 and 3, the limiting groove 21 includes a receiving groove 211 and a protruding groove 212, the receiving groove 211 is used for receiving the nut 50 and limiting the nut 50, the bottom of the receiving groove 211 is provided with the protruding groove 212, and the protruding groove 212 is used for receiving the end of the bolt 40. Through setting up storage tank 211, storage tank 211 can carry on spacingly to nut 50, prevents rocking of nut 50, when revolving the bolt 40, to guarantee bolt 40 and nut 50's fastening connection. By providing the protruding slot 212, a receiving space is provided for the end of the bolt 40, and the end of the bolt 40 is ensured to completely penetrate through the nut 50, so that the bolt 40 and the nut 50 are firmly connected.
Preferably, the cross-section of the receiving groove 211 is square or regular hexagon. In order to better limit the nut 50 and prevent the nut 50 from shaking, the cross section of the receiving groove 211 is a regular hexagon matched with the cross section of the nut 50, or a square which can tightly abut two parallel sides of the nut 50.
As shown in fig. 3, optionally, an opening 22 is opened on a groove wall of the position-limiting groove 21, the opening 22 penetrates through a side surface of the second positioning member 2, and the opening 22 is used for enabling the bolt 40 and the nut 50 to be disengaged from the position-limiting groove 21 from the opening 22. Specifically, the opening 22 includes a portion that disengages the nut 50 from the stopper groove 21 and a portion that disengages the bolt 40 from the stopper groove 21. In practical use, after the bolt 40 and the nut 50 are screwed, the bolt 40 and the nut 50 can be quickly and conveniently removed from the limiting groove 21 from the opening 22 by arranging the opening 22 on the groove wall of the limiting groove 21, so that the bolt 40 and the nut 50 can be separated from the second positioning element 2.
Example two
The present embodiment provides an installation assisting tool, and the basic structure of the installation assisting tool provided by the present embodiment is the same as that of the first embodiment, and only a part of the structure is different. The present embodiment will be described only with respect to a structure different from the first embodiment.
In this embodiment, with continued reference to fig. 4 and 5, the limiting groove 21 further includes an entering groove 213, the entering groove 213 and the protruding groove 212 are located at two opposite sides of the receiving groove 211, the entering groove 213 penetrates through a side surface of the second positioning member 2 facing the first positioning member 1, and the entering groove 213 is used for guiding the bolt 40 to enter the limiting groove 21. Specifically, the inlet groove 213 is a tapered groove, a small end of the tapered groove is communicated with the accommodating groove 211, and the small end of the tapered groove is matched with the cross section of the accommodating groove 211. Through setting up into groove 213, get into groove 213 and can guide bolt 40 to accurately get into spacing groove 21, improve the efficiency of bolt 40 installation. By providing the entry groove 213 as a tapered groove, the small end of the tapered groove communicates with the receiving groove 211, and the tapered groove has a slope that can better guide the bolt 40 to enter the receiving groove 211.
Further, the opening 22 in the groove wall of the stopper groove 21 also includes a portion communicating with the inlet groove 213. After the bolt 40 and the nut 50 are tightened, the bolt 40 and the nut 50 can be quickly and conveniently removed from the limiting groove 21 from the opening 22, so that the bolt 40 and the nut 50 can be separated from the second positioning member 2. Alternatively, after the bolt 40 and the nut 50 are separated from the second positioning member 2, the nut 50 may be further tightened using a wrench.
EXAMPLE III
The present embodiment provides an installation assisting tool, and the basic structure of the installation assisting tool provided by the present embodiment is the same as that of the first embodiment, and only a part of the structure is different. The present embodiment will be described only with respect to a structure different from the first embodiment.
As shown in fig. 6 and 7, in the present embodiment, the entering groove 213 is a tapered groove, the diameter of the small end of the tapered groove is the same as the outer diameter of the bolt 40, the protruding groove 212 penetrates through a side surface of the second positioning member 2 facing away from the first positioning member 1, and the opening 22 on the groove wall of the limiting groove 21 further includes a portion communicating with the entering groove 213. The protruding groove 212 is formed to penetrate through a side surface of the second positioning member 2 away from the first positioning member 1 to fit the bolt 40 having a long length, thereby expanding the application range.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A mounting aid, characterized in that the mounting aid (10) comprises:
the positioning device comprises a first positioning piece (1), wherein a positioning hole (11) is formed in the first positioning piece (1) in a penetrating mode, and the positioning hole (11) is used for penetrating a bolt (40);
the second positioning piece (2) is opposite to the first positioning piece (1) and arranged at intervals, a limiting groove (21) is formed in the second positioning piece (2), the limiting groove (21) can accommodate a nut (50) and limit the nut (50) to rotate in the limiting groove (21), the limiting groove (21) penetrates through one side surface, facing the first positioning piece (1), of the second positioning piece (2) and is arranged opposite to the positioning hole (11), and the limiting groove (21) can enable the tail end of the bolt (40) to extend into to be in threaded connection with the nut (50);
the telescopic piece (3), first setting element (1) with second setting element (2) pass through telescopic piece (3) are connected, telescopic piece (3) can adjust first setting element (1) with the distance between second setting element (2).
2. The installation aid according to claim 1, characterized in that the limiting groove (21) comprises:
the accommodating groove (211) is used for accommodating and limiting the nut (50);
the bolt comprises an extending groove (212), the extending groove (212) is formed in the bottom of the accommodating groove (211), and the extending groove (212) is used for accommodating the tail end of the bolt (40).
3. The installation auxiliary tool of claim 2, wherein the limiting groove (21) further comprises an entering groove (213), the entering groove (213) and the protruding groove (212) are respectively located at two opposite sides of the receiving groove (211), the entering groove (213) penetrates through one side surface of the second positioning member (2) facing the first positioning member (1), and the entering groove (213) is used for guiding the tail end of the bolt (40) to enter the limiting groove (21).
4. The installation aid of claim 3, characterized in that the entry groove (213) is a tapered groove, the small end of which communicates with the receiving groove (211).
5. The installation aid of claim 2, wherein the cross-section of the receiving groove (211) is square or regular hexagonal.
6. The auxiliary mounting tool according to claim 2, wherein an opening (22) is formed in a wall of the limit groove (21), the opening (22) penetrates through a side surface of the second positioning member (2), and the opening (22) is used for enabling the screwed nut (50) and the screwed bolt (40) to be disengaged from the limit groove (21) from the opening (22).
7. Installation aid according to any one of claims 1-6, characterized in that the telescopic part (3) comprises:
a fixing part (31), a first end of the fixing part (31) being connected with the first positioning element (1);
the first end of regulating part (32) with the second end sliding connection of fixed part (31), the second end of regulating part (32) with second setting element (2) are connected.
8. The installation aid according to claim 7, characterized in that a first end of the fixing portion (31) is detachably connected with the first positioning member (1); and/or the presence of a gas in the gas,
the second end of the adjusting part (32) is detachably connected with the second positioning part (2).
9. The installation aid according to claim 7, characterized in that the first positioning element (1) is rotationally connected with the fixing portion (31); and/or the second positioning part (2) is rotatably connected with the adjusting part (32).
10. The installation aid according to claim 7, characterized in that the installation aid (10) further comprises an elastic member, a first end of which is connected with the first positioning member (1) or the fixing portion (31) and a second end of which is connected with the second positioning member (2) or the adjustment portion (32).
CN202111048177.5A 2021-09-08 2021-09-08 Installation appurtenance Pending CN113681501A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111048177.5A CN113681501A (en) 2021-09-08 2021-09-08 Installation appurtenance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111048177.5A CN113681501A (en) 2021-09-08 2021-09-08 Installation appurtenance

Publications (1)

Publication Number Publication Date
CN113681501A true CN113681501A (en) 2021-11-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111048177.5A Pending CN113681501A (en) 2021-09-08 2021-09-08 Installation appurtenance

Country Status (1)

Country Link
CN (1) CN113681501A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4222688A (en) * 1979-03-21 1980-09-16 Lemay Lowell Nut removal tool
CN102873656A (en) * 2012-09-10 2013-01-16 河南省电力公司信阳供电公司 Nut dismounting device of transformer
CN203426958U (en) * 2013-06-28 2014-02-12 叶英豪 Auxiliary frame for butt joint of bolt pairs in narrow space
CN208409755U (en) * 2018-07-03 2019-01-22 四川讴神机械制造有限公司 A kind of bolt, which is quickly pacified, tears tool open
CN209453490U (en) * 2019-01-28 2019-10-01 安徽中烟工业有限责任公司 A kind of deduster mounting plate bolt disassembly tool

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4222688A (en) * 1979-03-21 1980-09-16 Lemay Lowell Nut removal tool
CN102873656A (en) * 2012-09-10 2013-01-16 河南省电力公司信阳供电公司 Nut dismounting device of transformer
CN203426958U (en) * 2013-06-28 2014-02-12 叶英豪 Auxiliary frame for butt joint of bolt pairs in narrow space
CN208409755U (en) * 2018-07-03 2019-01-22 四川讴神机械制造有限公司 A kind of bolt, which is quickly pacified, tears tool open
CN209453490U (en) * 2019-01-28 2019-10-01 安徽中烟工业有限责任公司 A kind of deduster mounting plate bolt disassembly tool

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