CN220351660U - Detachable crow bar - Google Patents

Abstract

The utility model discloses a detachable pry bar, which comprises a pry bar front end, a locking bolt, a connecting screw rod, an adjusting pad, an adjusting nut, a connecting section, a lengthening section and a pry bar tail end, wherein one end of the connecting section is detachably connected with one end of the connecting screw rod, the other end of the connecting screw rod is detachably connected with the pry bar front end through the locking bolt, and the angle between the connecting screw rod and the pry bar front end is adjustable; the connecting section and the lengthening section are hollow tubular structures. The technical effects achieved are as follows: the length of the whole pry bar can be adjusted by connecting different numbers of extension sections, the pry bar can be disassembled and assembled conveniently, the transport and the transportation are convenient, and when the front end or the tail end of the pry bar is damaged, the pry bar can be replaced independently; the angle between the connecting screw and the front end of the pry bar is adjustable, so that the pry bar is applicable to various pry angles, and the application range is wider; the connecting section and the lengthening section are hollow tubular structures, so that the whole structure is lighter, and the carrying and the use are convenient.

Description

Detachable crow bar

Technical Field

The utility model relates to the technical field of mechanical tools, in particular to a detachable crow bar.

Background

The pry bar is a labor-saving lever used for prying or prying large objects in daily factories, construction sites and the like, the longer the pry bar is, the more labor-saving, and the longer the pry bar is, the longer the force arm of the acting force is, so the smaller the acting force is required, and the more labor-saving is. The existing use sites of the crow bars, in particular to the use process of construction sites, have the following problems:

1. the crow bar is lengthened due to the requirement of work, and is usually 2.5 meters to 3 meters or even longer to 4 meters, the existing crow bar is usually of an integrated structure, so that the existing crow bar is not beneficial to carrying and transporting, and when the end part of the crow bar is damaged, the whole crow bar can only be replaced.

2. The existing crow bar is usually made of screw steel or hexagonal steel, is easy to wear, is solid, and increases the working intensity of workers in the process of heavy weight.

Disclosure of Invention

Therefore, the utility model provides a detachable pry bar to solve the problem that the pry bar in the prior art is inconvenient to carry and transport.

In order to achieve the above object, the present utility model provides the following technical solutions:

according to the first aspect of the utility model, the device comprises a pry bar front end, a locking bolt, a connecting screw rod, an adjusting pad, an adjusting nut, a connecting section, an extension section and a pry bar tail end, wherein one end of the connecting section is detachably connected with one end of the connecting screw rod, the other end of the connecting screw rod is detachably connected with the pry bar front end through the locking bolt, and an angle between the connecting screw rod and the pry bar front end is adjustable;

the other end of the connecting section is detachably connected with one end of the lengthening section, and one end of the lengthening section, which is away from the connecting section, is detachably connected with the tail end of the pry bar;

the adjusting pad and the adjusting nut are sleeved on the connecting screw rod, and the adjusting nut is used for tightly propping the adjusting pad against the front end of the pry bar;

the connecting section and the lengthening section are hollow tubular structures.

Further, the number of the extension sections is multiple, and the extension sections are sequentially and detachably connected.

Further, the length of the extension is 50cm to 100cm.

Further, the front end of the pry bar comprises a front end pry head and a connecting seat, and one end of the front end pry head is connected with the connecting seat;

the connecting seat comprises a bottom plate and two side plates, wherein the two side plates are respectively arranged at two sides of the length direction of the bottom plate, a first connecting hole is respectively formed in the two side plates, and the two first connecting holes are coaxial;

the one end that connecting screw deviates from the linkage segment is equipped with the second connecting hole, the connecting screw deviates from the one end of linkage segment inserts in the connecting seat, the locking bolt passes in proper order first connecting hole with the second connecting hole will the connecting seat is fixed on the connecting screw.

Further, the connecting section, the lengthening section and the tail end of the pry bar are sequentially connected in a threaded mode.

Further, the novel crow bar further comprises a first sealing ring and a second sealing ring, wherein the first sealing ring is arranged at the joint of the connecting section and the lengthening section, and the second sealing ring is arranged at the joint of the lengthening section and the tail end of the crow bar.

Further, the crow bar tail end comprises a tail end crow head and a base body section, one end of the base body section is connected with one end of the tail end crow head, the other end of the base body section is provided with a connector, and the connector is in threaded connection with one end of the extension section, which is away from the connecting section.

Further, the included angle between the tail end pry head and the base section is 150-170 degrees.

The utility model has the following advantages: the length of the whole pry bar can be adjusted by connecting different numbers of extension sections, the front end of the pry bar, the connecting screw rod, the connecting section, the extension section and the tail end of the pry bar are sequentially and detachably connected, the pry bar can be conveniently disassembled and assembled, the transport and the transportation are convenient, and when the front end or the tail end of the pry bar is damaged, the pry bar can be only replaced independently; the angle between the connecting screw and the front end of the pry bar is adjustable, so that the pry bar is applicable to various pry angles, and the application range is wider; the connecting section and the lengthening section are hollow tubular structures, so that the whole structure is lighter, and the carrying and the use are convenient.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the scope of the utility model.

Fig. 1 is a schematic diagram of an overall structure of a detachable pry bar according to some embodiments of the present utility model.

Fig. 2 is a first view of a front end of a detachable pry bar according to some embodiments of the present utility model.

Fig. 3 is a second view of a front end of a detachable pry bar according to some embodiments of the present utility model.

Fig. 4 is a third view of a front end of a detachable pry bar according to some embodiments of the present utility model.

Fig. 5 is a schematic structural diagram of a connecting screw of a detachable pry bar according to some embodiments of the present utility model.

Fig. 6 is a schematic structural diagram of a connecting section of a detachable pry bar according to some embodiments of the present utility model.

Fig. 7 is a schematic structural view of an extension of a detachable pry bar according to some embodiments of the present utility model.

Fig. 8 is a side view of a pry end of a removable pry in accordance with some embodiments of the present utility model.

Fig. 9 is a top view of a pry end of a removable pry in accordance with some embodiments of the present utility model.

Fig. 10 is a schematic structural diagram of a tail pry head of a pry bar tail end of a detachable pry bar according to some embodiments of the present utility model.

In the figure: 1. the front end of the pry bar, 2, a locking bolt, 3, a connecting screw rod, 4, an adjusting pad, 5, an adjusting nut, 6, a connecting section, 7, a first sealing ring, 8, an extension section, 9, a second sealing ring, 10, the tail end of the pry bar, 11, a front pry head, 12, a connecting seat, 13, a first connecting hole, 14, a second connecting hole, 15, a first threaded hole, 16, a second threaded hole, 17, an external thread head, 18, a third threaded hole, 19, a tail pry head, 20, a base body section, 21 and a connector.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 8, a detachable pry bar according to an embodiment of the first aspect of the present utility model includes a pry bar front end 1, a connecting section 6, an extension section 8, and a pry bar tail end 10, wherein one end of the connecting section 6 is detachably connected to the pry bar front end 1, the other end of the connecting section 6 is detachably connected to one end of the extension section 8, and one end of the extension section 8 facing away from the connecting section 6 is detachably connected to the pry bar tail end 10;

the angle between the front end 1 of the pry bar and the connecting section 6 is adjustable;

the connecting section 6 and the extension section 8 are hollow tubular structures, the length of the extension section 8 is 50cm to 100cm, specifically, the length of the extension section 8 can be set to be 50cm, 60cm, 80cm or 100cm.

In this embodiment, it should be noted that the number of the extension sections 8 is plural, and the plural extension sections 8 are detachably connected in sequence, specifically, the plural extension sections 8 are connected in sequence along a straight thread; the connecting section 6 and the lengthening section 8 are both made of 7075 aviation aluminum alloy tubes with the outer diameter of 29 mm, and the connecting section has the characteristics of high strength, light weight and comfortable holding feel, and the hand-held part is anti-skid by adopting a knurling process, so that the labor intensity of workers is greatly reduced in actual working and use, and the working efficiency is improved; the front end 1 and the rear end 10 of the pry bar are forged into blanks by adopting spring steel, edges and corners are square, the angles of the front end 1 and the rear end 10 of the pry bar are mastered, and the high-temperature quenching treatment has the characteristics of high hardness, good toughness of the edges, wear resistance, difficult fracture and the like.

The technical effects achieved by the embodiment are as follows: the length of the whole pry bar can be adjusted by connecting different numbers of the extension sections 8, the front end 1, the connecting section 6, the extension sections 8 and the tail end 10 of the pry bar are sequentially and detachably connected, the pry bar can be conveniently disassembled and assembled, the transport and the transportation are convenient, the front end 1 of the pry bar and the tail end 10 of the pry bar are worn and damaged after being used for a long time, the front end and the rear end of the pry bar can be easily replaced, and new tools are used after replacement; the angle between the front end 1 of the pry bar and the connecting section 6 is adjustable, so that the pry bar is applicable to various prying angles, and the application range is wider; the connecting section 6 and the lengthening section 8 are hollow tubular structures, so that the whole structure is lighter, and the carrying and the use are convenient.

Example 2

As shown in fig. 1 to 8, the structure of another detachable crow bar provided in this embodiment includes the whole content of embodiment 1, and only different parts will be described below.

In the embodiment, the device further comprises a connecting screw rod 3, a locking bolt 2, an adjusting pad 4 and an adjusting nut 5, wherein one end of the connecting screw rod 3 is in threaded connection with one end of the connecting section 6, which is away from the lengthening section 8, the other end of the connecting screw rod 3 is detachably connected with the front end 1 of the pry bar through the locking bolt 2, and the angle between the connecting screw rod 3 and the front end 1 of the pry bar is adjustable;

the adjusting pad 4 and the adjusting nut 5 are both sleeved on the connecting screw 3, the adjusting nut 5 is in threaded connection with the connecting screw 3, and the adjusting nut 5 is used for propping the adjusting pad 4 against the front end 1 of the pry bar, so that a stable supporting effect is provided for the front end 1 of the pry bar when the pry bar is lifted.

In this embodiment, it should be noted that, the front end 1 of the crow bar includes a front end pry head 11 and a connecting seat 12, the front end pry head 11 is wedge-shaped, and one end of the front end pry head 11 is connected with the connecting seat 12;

the connecting seat 12 comprises a bottom plate and two side plates, the two side plates are respectively arranged at two sides of the length direction of the bottom plate, the cross section of the connecting seat 12 is C-shaped, one end of the front end pry head 11 is welded in a groove of the connecting seat 12, the two side plates are respectively provided with a first connecting hole 13, and the two first connecting holes 13 are coaxial;

the one end that connecting screw 3 deviates from link 6 is equipped with second connecting hole 14, and in connecting screw 3 deviates from the one end of link 6 inserted connecting seat 12, locking bolt 2 passed first connecting hole 13 and second connecting hole 14 in proper order and fixed connecting seat 12 on connecting screw 3, during the equipment, after adjusting the contained angle between front end sled head 11 and the connecting screw 3, screw up locking bolt 2 to utilize adjusting nut 5 to support adjusting pad 4 tight connecting seat 12 can the fixed crow bar front end 1 of specific angle.

The technical effects achieved by the embodiment are as follows: the whole pry bar is simple in structure, can conveniently control the angle between the pry bar front end 1 and the connecting section 6, and is suitable for various prying angles.

Example 3

As shown in fig. 1 to 8, the structure of another detachable crow bar provided in this embodiment includes the whole content of embodiment 1, and only different parts will be described below.

In this embodiment, the connection section 6, the extension section 8 and the crow bar tail end 10 are threaded in sequence.

In this embodiment, as shown in fig. 6 and 7, the two ends of the connecting section 6 are respectively provided with a first threaded hole 15 and a second threaded hole 16, the two ends of the extension section 8 are respectively provided with an external threaded head 17 and a third threaded hole 18, the first threaded hole 15 is in threaded connection with the connecting screw 3, the second threaded hole 16 is in threaded connection with the external threaded head 17, and the third threaded hole 18 is in threaded connection with the crow bar tail end 10.

Further, still include first sealing washer 7 and second sealing washer 9, first sealing washer 7 sets up the junction at linkage segment 6 and extension 8, and second sealing washer 9 sets up the junction at extension 8 and crow bar tail end 10, and 7 second sealing washer 9 of first sealing washer are used for reinforcing the leakproofness of junction respectively.

The technical effects achieved by the embodiment are as follows: the connecting section 6, the lengthening section 8 and the pry bar tail end 10 are sequentially connected in a threaded manner, so that the assembly and the disassembly are convenient; through setting up first sealing washer 7 and second sealing washer 9, can ensure the leakproofness of junction, prevent that muddy water or filth etc. from getting into inside the crow bar in the use.

Example 4

As shown in fig. 1 to 10, the structure of another detachable crow bar provided in this embodiment includes the whole content of embodiment 3, and only different parts will be described below.

In this embodiment, as shown in fig. 8, the tail end 10 of the crow bar includes a tail end crow head 19 and a base section 20, one end of the base section 20 is connected with one end of the tail end crow head 19, the other end of the base section 20 is provided with a connecting head 21, the tail end crow head 19 and the base section 20 are integrally formed, the tail end crow head 19 is wedge-shaped, the connecting head 21 is in threaded connection with one end of the extension section 8, which is away from the connecting section 6, and in particular, the connecting head 21 is in threaded connection with a third threaded hole 18.

In this embodiment, the included angle between the tail end sled 19 and the base section 20 is 150 ° to 170 °, specifically, the included angle between the tail end sled 19 and the base section 20 may be 150 °, 155 °, 160 °, 165 °, or 170 °.

Optionally, as shown in fig. 9 and 10, the tail end pry head 19 is provided with a nail pulling groove, and the specific structure of the nail pulling groove is the same as that of the existing nail pulling mechanism, and by arranging the nail pulling groove, the nail pulling operation can be performed by using the pry bar.

The technical effects achieved by the embodiment are as follows: the crow bar tail end 10 is detachably connected with the extension section 8, so that the crow bar tail end 10 can be conveniently replaced when damaged.

In the description of the present utility model, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

In the description of the present specification, a description referring to the terms "embodiment one", "embodiment two", "example", "specific example" or "some examples", etc., means that a specific method, apparatus or feature described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, methods, apparatus, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims (8)

1. The detachable crow bar is characterized by comprising a crow bar front end (1), a locking bolt (2), a connecting screw (3), an adjusting pad (4), an adjusting nut (5), a connecting section (6), an extension section (8) and a crow bar tail end (10), wherein one end of the connecting section (6) is detachably connected with one end of the connecting screw (3), the other end of the connecting screw (3) is detachably connected with the crow bar front end (1) through the locking bolt (2), and an angle between the connecting screw (3) and the crow bar front end (1) is adjustable;

the other end of the connecting section (6) is detachably connected with one end of the lengthening section (8), and one end of the lengthening section (8) deviating from the connecting section (6) is detachably connected with the pry bar tail end (10);

the adjusting pad (4) and the adjusting nut (5) are sleeved on the connecting screw (3), and the adjusting nut (5) is used for tightly propping the adjusting pad (4) against the front end (1) of the crow bar;

the connecting section (6) and the lengthening section (8) are hollow tubular structures.

2. A removable crow bar as claimed in claim 1, wherein the number of said extension sections (8) is plural, a plurality of said extension sections (8) being in turn removably connected.

3. A removable crow bar as claimed in claim 2, characterized in that the extension (8) has a length of 50cm to 100cm.

4. A detachable pry bar according to claim 1, characterized in that the pry bar front end (1) comprises a front pry head (11) and a connecting seat (12), one end of the front pry head (11) is connected with the connecting seat (12);

the connecting seat (12) comprises a bottom plate and two side plates, the two side plates are respectively arranged at two sides of the length direction of the bottom plate, a first connecting hole (13) is respectively formed in the two side plates, and the two first connecting holes (13) are coaxial;

the one end that connecting screw rod (3) deviates from linkage segment (6) is equipped with second connecting hole (14), connecting screw rod (3) deviates from the one end of linkage segment (6) inserts in connecting seat (12), locking bolt (2) pass in proper order first connecting hole (13) with second connecting hole (14) will connecting seat (12) are fixed on connecting screw rod (3).

5. A removable crow bar as claimed in claim 1, characterized in that the connecting section (6), the extension section (8) and the crow bar tail end (10) are threaded in sequence.

6. The detachable crow bar according to claim 5, further comprising a first sealing ring (7) and a second sealing ring (9), wherein the first sealing ring (7) is arranged at the connection of the connecting section (6) and the extension section (8), and the second sealing ring (9) is arranged at the connection of the extension section (8) and the crow bar tail end (10).

7. A detachable pry bar according to claim 1, characterized in that the pry bar tail end (10) comprises a tail end pry head (19) and a base body section (20), one end of the base body section (20) is connected with one end of the tail end pry head (19), the other end of the base body section (20) is provided with a connector (21), and the connector (21) is in threaded connection with one end of the extension section (8) deviating from the connection section (6).

8. A removable pry bar in accordance with claim 7, wherein the included angle between the trailing pry head (19) and the base section (20) is 150 ° to 170 °.