CN217195026U - Multifunctional combined type special tool for three-type elastic strip - Google Patents

Abstract

The utility model relates to the technical field of tools, in particular to a multifunctional combined type tool special for a three-type elastic strip, which comprises a wrench head and a wrench rod, wherein the wrench head consists of a fixed head end, a hook and a connecting piece for connecting the fixed head end and the hook, and the connecting piece is a bolt and a nut matched with the bolt; the afterbody system of fixed head end has the threaded connection post, and the pull rod comprises first pull rod and second pull rod, and the head and the tail both ends of first pull rod all have threaded hole, and the head end system of second pull rod has screwed joint, and the threaded hole of first pull rod head end cooperates with the threaded connection post of fixed head end afterbody, and the threaded hole of tail end cooperates with the screwed joint of second pull rod head end. The utility model discloses can alleviate three types bullet strip special spanner's weight, improve three types bullet strip special spanner's security, extend three types bullet strip special spanner's function.

Description

Multifunctional combined type special tool for three-type elastic strip

Technical Field

The utility model belongs to the technical field of multiplexer utensil technique and specifically relates to three types of bullet strip special-purpose multiplexer utensil of many function combination formula.

Background

The special spanner for the three-type elastic strips is applied to installation or disassembly of DT VI II-1 type fasteners in rail traveling areas of subway engineering rail specialties, and the existing special spanner for the three-type elastic strips in the market has the following problems:

1. the weight of the special spanner for the three-type elastic strips is about 4-5 kg, the special spanner is manufactured by welding an iron pipe and a fixed head end, the tool is integrated and cannot be disassembled, so that in the process of daily line walking inspection operation of rail transit engineering major, a constructor can feel very tired after walking for a long distance with the special spanner, the concentration degree of the constructor is reduced, and the potential danger finding capability is reduced;

2. the wrench head and the hook at the end part of the fixing head of the special wrench for the third-type elastic strip are connected by the pin shaft, so that the pin shaft is easy to loosen in the long-term use process, the accident of pin shaft breakage or elastic flying is easy to occur during the work, and certain potential safety hazards exist for constructors;

3. the special spanner for the three-type elastic strip has single function, and needs to additionally carry a small hammer and a shifting wrench in the daily line walking inspection operation process, thereby invisibly increasing the burden of constructors.

Disclosure of Invention

The utility model aims at overcoming not enough among the above-mentioned background art, providing three types of bullet strip specialized tool utensil of many function combination formula, alleviateing three types and play a special spanner's weight, improve three types and play a special spanner's security, extend three types and play a special spanner's function.

The utility model adopts the technical scheme as follows:

the multifunctional combined type special tool for the three-type elastic strip comprises a wrench head and a wrench rod, wherein the wrench head consists of a fixed head end, a hook and a connecting piece for connecting the fixed head end and the hook, and the connecting piece is a bolt and a nut matched with the bolt; the afterbody system of fixed head end has the threaded connection post, and the pull rod comprises first pull rod and second pull rod, and the head and the tail both ends of first pull rod all have threaded hole, and the head end system of second pull rod has screwed joint, and the threaded hole of first pull rod head end cooperates with the threaded connection post of fixed head end afterbody, and the threaded hole of tail end cooperates with the screwed joint of second pull rod head end.

Preferably, one side of the fixing head end facing the hook is provided with a groove, the tail of the hook extends into the groove, screw holes are formed in the two sides of the groove and the tail of the hook, and the bolt penetrates through the screw hole in one side of the groove, passes through the screw hole in the tail of the hook and then is matched with the nut after penetrating out of the screw hole in the other side of the groove.

Preferably, the top of fixed head end is seted up jaggedly, and the bottom of breach forms a platform, and the platform has the right angle terrace with edge towards the one side system of hook, and the top surface and the platform parallel and level of this right angle terrace with edge.

Preferably, the wrench head is replaced by a shifting wrench functional head, a square rod is arranged at the tail of the shifting wrench functional head, and a threaded inner hole at the head end of the first wrench rod is connected with the square rod at the tail of the shifting wrench functional head through an adapter.

Preferably, a square counter bore is axially formed in the head end of the adapter and matched with the square rod, and a threaded connector is arranged at the tail end of the adapter and connected with a threaded inner hole in the head end of the first pull rod.

Preferably, the wrench head is replaced by a hammer head, a threaded inner hole is formed in the middle of a pituitary body of the hammer head, and the threaded inner hole is matched with a threaded joint at the head end of the second wrench rod.

Preferably, the first and second wrenching bars are both made of hollow tubes.

Preferably, the hollow pipe is an aluminum alloy pipe or a stainless steel pipe.

The utility model has the advantages that:

1. the weight of the original tool is reduced, the integral type of the original tool is changed into a combined type, and the advantages are as follows: (1) the portable tool kit is easy to carry in the using process, and parts can be detached and placed in the tool kit; (2) the maintenance is easy, if a certain part is damaged, only the corresponding part needs to be replaced, and the integral replacement is not needed, so that the maintenance cost is effectively reduced;

2. the original pin shaft connection of the wrench head is changed into a bolt and nut connection mode, so that the damage to construction personnel due to the breakage of the pin shaft can be prevented, and the safety of tools and appliances is effectively improved;

3. the track patrol hammer, the shifting wrench and the special three-type elastic bar wrench are modified, so that the three tools can share one set of wrench rod, the functions of the original tools are expanded, and a constructor does not need to additionally carry the independent shifting wrench and the track patrol hammer in the line walking and patrolling operation, thereby lightening the burden of the constructor.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic view of an operating state of embodiment 1 of the present invention.

Fig. 3 is a perspective view of a fixed head.

Fig. 4 is a perspective view of the hook.

Fig. 5 is a schematic structural view of the first lever.

FIG. 6 is a schematic view of the second lever.

Fig. 7 is a schematic structural view of embodiment 2 of the present invention.

Fig. 8 is a schematic structural view of a spanner function head.

Figure 9 is a schematic structural diagram of an adapter.

Fig. 10 is a schematic structural view of embodiment 3 of the present invention.

Fig. 11 is a schematic structural view of the hammer head.

The figure shows that: the adjustable spanner comprises a fixed head end 1, a hook 2, a screw rod 3, a nut 3.1, a first spanner rod 4, a second spanner rod 5, a right-angle prismatic table 6, a screw hole 7, a groove 8, a threaded connecting column 9, a square counter bore 10, a threaded inner hole 11, a threaded connector 12, a platform 13, a hammer 14, an adjustable spanner functional head 15, a square rod 15.1, an adapter 16, a DT VI II-1 type elastic strip fastener 17 and an iron backing plate 18.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention will be further described with reference to the accompanying drawings and examples, but the present invention is not limited to the following examples.

In the description of the present invention, it should be noted that unless otherwise explicitly specified and limited, specific meanings of the general terms in the present invention may be understood as specific conditions by those of ordinary skill in the art.

Example 1:

as shown in fig. 1, the multifunctional combined tool special for a three-type bullet strip provided by this embodiment includes a wrench head and a wrench rod. The spanner consists of a fixed head end 1, a hook 2 and a connecting piece for connecting the fixed head end 1 and the hook 2, wherein the connecting piece is a bolt 3 and a nut 3.1 matched with the bolt. As shown in fig. 3 and 4, a groove 8 is formed in one side, facing the hook 2, of the fixing head end 1, a tail portion of the hook 2 extends into the groove 8, screw holes 7 are formed in two sides of the groove 8 and the tail portion of the hook 2, the bolt 3 penetrates through the screw hole 7 in one side of the groove 8, passes through the screw hole 7 in the tail portion of the hook 2, penetrates out of the screw hole 7 in the other side of the groove 8, and then is matched with the nut 3.1. The top of fixed head end 1 is seted up jaggedly, and the bottom of breach forms a platform 13, and platform 13 has right angle terrace with edge 6 towards one side system of hook 2, and the top surface and the platform 13 parallel and level of this right angle terrace with edge 6.

As shown in fig. 3, the tail of the fixed head end 1 is provided with a threaded connection post 9. As shown in fig. 1, the spanner bar comprises first spanner bar 4 and second spanner bar 5, as shown in fig. 5, fig. 6, threaded inner hole 11 has all been made at the head and the tail both ends of first spanner bar 4, and threaded joint 12 has been made at the head end of second spanner bar 5, and threaded inner hole 11 of first spanner bar 4 head end cooperates with the threaded connection post 9 of fixed head end 1 afterbody, and threaded inner hole 11 of tail end cooperates with threaded joint 12 of second spanner bar 5 head end. The first pull rod 4 and the second pull rod 5 are both made of hollow pipes. The hollow pipe is an aluminum alloy pipe or a stainless steel pipe.

This embodiment 1 changes original solid spanner into the form of two sections hollow spanner docks with original solid spanner, can effectively lighten weight to, change the round pin hub connection originally between fixed head end 1, hook 2 into bolt and nut connection, can prevent because of the damage that the round pin axle fracture caused constructor, the effectual security that improves the multiplexer utensil. In the embodiment, when the wrench is used, the first wrench rod 4 and the second wrench rod 5 are screwed to form a long wrench rod, and the wrench head is also screwed at the head end of the first wrench rod 4 to form a three-type elastic strip special wrench, the using mode of the three-type elastic strip special wrench is the same as that of the existing three-type elastic strip special wrench, as shown in fig. 2, firstly, the fixing head end 1 is abutted to the iron backing plate 18, the hook 2 hooks the DT xii-1 type elastic strip fastener 17, and then the three-type elastic strip special wrench is rotated counterclockwise or clockwise by taking the top of the fixing head end as a fulcrum to achieve the purpose of installing or detaching the DT xii-1 type elastic strip fastener 17.

Example 2:

the purpose of this embodiment 2 is to form a spanner wrench using the first lever 4 of embodiment 1 in combination with a spanner wrench function head 15 so that the worker does not need to separately carry the spanner.

As shown in fig. 7 and 8, the adjustable wrench functional head 15 is equivalent to the head of the existing adjustable wrench, a square bar 15.1 is formed at the tail of the adjustable wrench functional head 15, the threaded inner hole 11 at the head end of the first lever 4 is connected with the square bar 15.1 at the tail of the adjustable wrench functional head 15 through the adapter 16, so as to form an adjustable wrench with an operating handle, and the first lever 4 plays a role of the operating handle. As shown in fig. 9, a square counterbore 10 is axially formed at the head end of the adapter 16, the square counterbore 10 is matched with the square rod 15.1, a threaded joint 12 is formed at the tail end of the adapter 16, and the threaded joint 12 is connected with a threaded inner hole 11 at the head end of the first pull rod 4.

Example 3:

the purpose of this embodiment 3 is to form a patrol hammer using the second trigger 5 of embodiment 1 in combination with the hammer head 14, so that a worker does not need to separately carry the patrol hammer.

As shown in fig. 10 and 11, the hammer head 14 is equivalent to a hammer head of a conventional track-walking hammer, a threaded inner hole 11 is formed in the middle of a hammer body of the hammer head 14, the threaded inner hole 11 is matched with a threaded joint 12 at the head end of the second lever 5 to form a track-walking hammer with an operating handle, and the second lever 5 functions as the operating handle.

The above description is only a preferred embodiment of the present invention, and various modifications and changes will occur to 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 (8)

1. Three types of bullet strip special purpose worker utensil of many function combination formula, including spanner and spanner, the spanner comprises fixed head end (1), hook (2) and the connecting piece of connecting both, its characterized in that: the connecting piece is a bolt (3) and a nut (3.1) matched with the bolt; the afterbody system of fixed head end (1) has threaded connection post (9), and the spanner comprises first spanner pole (4) and second spanner pole (5), and the head and the tail both ends of first spanner pole (4) all system have screw hole (11), and the head end system of second spanner pole (5) has screwed joint (12), and screw hole (11) of first spanner pole (4) head end cooperate with threaded connection post (9) of fixed head end (1) afterbody, and the screw hole (11) of tail end cooperate with screwed joint (12) of second spanner pole (5) head end.

2. The multifunctional combined tool special for the three-type elastic strips as claimed in claim 1, wherein: fixed head end (1) is seted up fluted (8) towards one side of hook (2), and in the afterbody of hook (2) stretched into recess (8), screw (7) had all been seted up to the both sides of recess (8) and the afterbody of hook (2), and bolt (3) penetrate from screw (7) of recess (8) one side, through screw (7) of hook (2) afterbody, wear out back and nut (3.1) cooperation from screw (7) of recess (8) opposite side again.

3. The multifunctional combined type special tool for the three-type elastic strip as claimed in claim 2, wherein: the top of fixed head end (1) is seted up jaggedly, and platform (13) are formed to the bottom of breach, and platform (13) one side system towards hook (2) has right angle terrace with edge (6), and the top surface and platform (13) parallel and level of this right angle terrace with edge (6).

4. The multifunctional combined tool special for the three-type elastic strips as claimed in claim 1, wherein: the wrench head is replaced by a shifting wrench functional head (15), a square rod (15.1) is arranged at the tail part of the shifting wrench functional head (15), and a threaded inner hole (11) at the head end of the first wrench rod (4) is connected with the square rod (15.1) at the tail part of the shifting wrench functional head (15) through an adapter (16).

5. The multifunctional combined tool special for the three-type elastic strips as claimed in claim 4, wherein: the square counter bore (10) have been seted up along the axial to the head end of adapter (16), this square counter bore (10) with square bar (15.1) cooperation, the tail end system of adapter (16) has screwed joint (12), and this screwed joint (12) are connected with screw hole (11) of first pull rod (4) head end.

6. The multifunctional combined tool special for the three-type elastic strips as claimed in claim 1, wherein: the wrench head is replaced by a hammer head (14), a threaded inner hole (11) is formed in the middle of a pituitary of the hammer head (14), and the threaded inner hole (11) is matched with a threaded joint (12) at the head end of the second wrench rod (5).

7. The multifunctional combined type tool special for the three-type elastic strip as claimed in any one of claims 1 to 6, wherein: the first pull rod (4) and the second pull rod (5) are both made of hollow tubes.

8. The multifunctional combined tool special for the three-type elastic strips as claimed in claim 7, wherein: the hollow pipe is an aluminum alloy pipe or a stainless steel pipe.

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