CN217195152U

CN217195152U - Building iron hammer with adjustable handle length

Info

Publication number: CN217195152U
Application number: CN202220312329.1U
Authority: CN
Inventors: 范辉峰
Original assignee: Anhui Qijie Municipal Construction Engineering Co Ltd
Current assignee: Anhui Qijie Municipal Construction Engineering Co Ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-08-16
Anticipated expiration: 2032-02-16

Abstract

The utility model relates to an iron hammer especially relates to an iron hammer for building of adjustable grab handle length. The technical problem of the utility model is that: provides a firm-grasping building iron hammer with adjustable handle length. The technical scheme of the utility model is that: an iron hammer for buildings with adjustable handle length comprises a handle, a support rod, a support ring, a threaded column, a support block, a fixed rod and the like; the inside slidingtype ground of grab handle is connected with the bracing piece, and open in the centre of grab handle front side has square through groove, and the left and right sides on grab handle front side upper portion all is connected with the supporting shoe, and open at two supporting shoe tops has the spout, and two supporting shoe tops are connected with the dead lever, two dead lever bilateral symmetry slidingtype ground. The utility model discloses a be equipped with, ratchet bar, pivot and ratchet wheel, through rotating the pivot, the pivot drives ratchet wheel and rotates, under ratchet wheel and ratchet bar's cooperation for the ratchet bar drives the bracing piece and removes, has reached the effect of adjusting the grab handle.

Description

Building iron hammer with adjustable handle length

Technical Field

The utility model relates to an iron hammer especially relates to an iron hammer for building of adjustable grab handle length.

Background

A hammer is a tool that strikes an object to move or deform the object. The hammer can be used frequently in the process of building engineering construction, the hammer is most commonly used and strikes a nail, corrects or knocks the article open, because the end of hammer is comparatively hard, and life is longer to small and exquisite nimble, consequently, can play a lot of uses in the building engineering construction.

Authorizing a multi-functional iron hammer for building site that is CN211517385U according to the patent, belong to multi-functional iron hammer technical field, including the iron hammer handle, fixed cover is equipped with the rubber sleeve on the outer wall of iron hammer handle, the top fixedly connected with connecting block of iron hammer handle, fixed mounting has the go-between on the outer wall of iron hammer handle, set up the first connecting groove with iron hammer handle looks adaptation on the bottom outer wall of connecting block, iron hammer handle and first connecting groove swing joint, the thread groove has all been seted up to the left and right sides in first connecting groove, the left and right sides of iron hammer handle all is equipped with the bolt of movable mounting in the go-between inside, fixed mounting has the tup on the outer wall on connecting block right side, fixed mounting has the screwdriver head on the outer wall on connecting block top, circular shape second spread groove has been seted up on the left outer wall of connecting block. It has the function of axe, bottle opener, powerful, and axe sword angle is adjustable, but the hammer is when using, generally is fixed between hammer and the grab handle, leads to the inconvenient regulation of length of grab handle like this to this hammer application range is limited, and at the in-process of the hammer that uses, the hammer and article collision can produce great impact force, harms user's hand easily like this, and the firm hammer of holding of not being convenient for.

In view of the above problems, it is desirable to design a firm-gripping building hammer with adjustable handle length.

SUMMERY OF THE UTILITY MODEL

In order to overcome the length of the inconvenient regulation grab handle of present iron hammer and the shortcoming of being not convenient for firmly holding the iron hammer, the technical problem of the utility model is that: provides a firm-grasping building iron hammer with adjustable handle length.

The technical scheme of the utility model is that: a building hammer with adjustable handle length comprises a handle, a support rod, a support ring, a threaded column and a hammer head, wherein the support rod is connected inside the handle in a sliding manner, a square through groove is formed in the middle of the front side of the handle, the upper part of the support rod is connected with the support ring, the top of the support rod is connected with the threaded column, the outer wall of the threaded column is connected with the hammer head in a threaded connection manner, the hammer head is positioned above the support ring, the bottom of the hammer head is in contact fit with the top of the support ring, the building hammer further comprises a ratchet bar, a support block, a fixed rod, a slide rod, a rotating shaft, a ratchet wheel, a rotary disc and a first spring, the left side and the right side of the upper part of the front side of the handle are both connected with the support block, the tops of the two support blocks are provided with sliding grooves, the fixed rods are connected with the two top portions in a sliding manner and are bilaterally symmetrical manner, the bottoms of the two fixed rods are respectively positioned in the two sliding grooves and are in sliding fit with the sliding grooves, the left and right sides of dead lever bottom all is connected with the slide bar, two slide bar bilateral symmetry, two slide bars all are located the spout, and carry out sliding fit with the spout, first spring has two, be connected with first spring between the upper portion rear side of left side dead lever and the grab handle front side upper portion, be connected with another first spring between the upper portion rear side of right side dead lever and the grab handle front side upper portion, two first spring bilateral symmetry, be connected with the pivot between two dead lever upper portions with the rotary type, the pivot runs through two dead levers, the intermediate junction of pivot has ratchet, the right-hand member of pivot is connected with the carousel, the front side intermediate junction of bracing piece has ratchet, ratchet is located square through inslot, ratchet and ratchet mutually supports.

More preferably, the handle comprises a holding sleeve and two second springs, the holding sleeve is connected to the outer wall of the lower portion of the holding handle, the two second springs are connected between the inside of the holding sleeve and the outer wall of the lower portion of the holding handle, and the two second springs are bilaterally symmetrical.

More preferably, the lower side of the hammer head is internally provided with a threaded blind hole.

More preferably, the grip sleeve is cylindrical.

More preferably, the rear side of the hammer head is circular.

More preferably, the turntable is provided with a rotating rod.

Compared with the prior art, the utility model has the advantages of as follows: 1. the utility model discloses a be equipped with, ratchet bar, pivot and ratchet wheel, through rotating the pivot, the pivot drives ratchet wheel and rotates, under ratchet wheel and ratchet bar's cooperation for the ratchet bar drives the bracing piece and removes, has reached the effect of adjusting the grab handle.

2. The utility model discloses a be equipped with screw thread post, tup, through rotatory tup for the tup can the dismouting, has reached the effect of changing the tup through simple operation.

3. The utility model discloses a be equipped with and hold cover and second spring, under the effect through the second spring, the impact force that the in-process that the tup was strikeed article produced can be slowed down by the second spring, so reached absorbing effect, the more firm grab handle of holding of convenient to use person.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a first cross-sectional view of the present invention.

Fig. 3 is a second cross-sectional view of the present invention.

Fig. 4 is a third cross-sectional view of the present invention.

Fig. 5 is a fourth cross-sectional view of the present invention.

The meaning of the reference symbols in the figures: 1. the device comprises a grab handle, 2, a support rod, 3, a support ring, 4, a threaded column, 5, a hammer head, 6, a ratchet bar, 7, a support block, 8, a fixed rod, 9, a sliding rod, 10, a rotating shaft, 11, a ratchet gear, 12, a rotating disc, 13, a first spring, 14, a holding sleeve, 15 and a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

A building hammer with adjustable grab handle length is shown in figures 1-5 and comprises a grab handle 1, a support rod 2, a support ring 3, a threaded column 4, a hammer head 5, a ratchet bar 6, support blocks 7, fixed rods 8, slide rods 9, a rotating shaft 10, a ratchet gear 11, a rotary disc 12 and a first spring 13, wherein the inside of the grab handle 1 is connected with the support rod 2 in a sliding manner, the middle of the front side of the grab handle 1 is provided with a square through groove, the left side and the right side of the upper part of the front side of the grab handle 1 are both connected with the support blocks 7 through welding, the tops of the two support blocks 7 are provided with slide grooves, the top parts of the two support blocks 7 are connected with the fixed rods 8 in a sliding manner, the bottoms of the two fixed rods 8 are respectively positioned in the two slide grooves and are in sliding fit with the slide grooves, the left side and the right side of the bottom parts of the fixed rods 8 are both connected with the slide rods 9, the two slide rods 9 are in the left side and right side symmetry, and the slide rods 9 are positioned in the slide grooves, and is in sliding fit with the chute, two first springs 13 are provided, a first spring 13 is connected between the rear side of the upper part of the left side fixed rod 8 and the upper part of the front side of the grab handle 1, another first spring 13 is connected between the rear side of the upper part of the right side fixed rod 8 and the upper part of the front side of the grab handle 1, the two first springs 13 are in bilateral symmetry, a rotating shaft 10 is connected between the upper parts of the two fixed rods 8 through a bearing, the rotating shaft 10 penetrates through the two fixed rods 8, a ratchet gear 11 is connected in the middle of the rotating shaft 10 through welding, a rotating disc 12 is connected at the right end of the rotating shaft 10 through welding, a rotating lever is arranged on the rotating disc 12, the rotating disc 12 is convenient to rotate, a ratchet bar 6 is connected in the middle of the front side of the support rod 2 through welding, the ratchet bar 6 is positioned in the square through groove, the ratchet bar 6 is mutually matched with the ratchet gear 11, a support ring 3 is connected at the upper part of the support rod 2 through welding, a threaded column 4 is connected at the top of the support rod 2 through welding, 4 outer walls of screw thread post are connected with tup 5 through threaded connection's mode, and tup 5 is located 3 tops of lock ring, and the inside threaded blind hole that opens of downside of tup 5 is convenient for carry out screw-thread fit with screw thread post 4, and the rear side of tup 5 is circular, and when using the iron hammer, tup 5 is bigger with the area of contact by the article of strikeing, the better use iron hammer of being convenient for, and 5 bottoms of tup carry out the contact fit with 3 tops of lock ring.

When the length of the handle 1 needs to be adjusted, the rotating rod on the rotating disk 12 is rotated, the rotating rod drives the rotating disk 12 to rotate, under the action of the rotation of the rotating disk 12, the rotating disk 12 drives the rotating shaft 10 and the ratchet gear 11 to rotate, under the action of the mutual matching of the ratchet gear 11 and the ratchet rack 6, the ratchet rack 11 drives the ratchet rack 6 to move upwards, under the action of the upward movement of the ratchet rack 6, the ratchet rack 6 drives the supporting rod 2 to move upwards, meanwhile, the supporting rod 2 drives the hammer 5 to move upwards, after the supporting rod 2 moves upwards to a proper position, the rotating disk 12 is stopped to rotate, under the action of the ratchet rack 6, the supporting rod 2 cannot move downwards, so that the handle 1 can be adjusted to a proper length, when the length of the handle 1 needs to be adjusted, the two fixing rods 8 are pulled forwards, the fixing rods 8 can drive the rotating shaft 10 on the fixing rods 8, the ratchet gear 11 and the rotating disk 12 to move forwards, the first spring 13 is in a stretching state, the first spring 13 is stretched under the action of forward movement of the fixing rod 8, the ratchet gear 11 is disengaged from the ratchet bar 6, the support rod 2 and the ratchet bar 6 can move downwards under the action of self gravity, after the support rod 2 moves to the bottom of the grab handle 1, the two fixing rods 8 are loosened, under the action of resetting of the first spring 13, the first spring 13 drives the fixing rod 8 to drive the rotating shaft 10, the ratchet gear 11 and the rotating disc 12 on the fixing rod 8 to move backwards and reset, then the ratchet gear 11 is matched with the ratchet gear 11, so that the length of the hammer grab handle 1 can be adjusted, when the hammer head 5 needs to be replaced, the hammer head 5 needing to be replaced is twisted, under the action of threaded matching of the hammer head 5 and the threaded column 4, the hammer head 5 can move upwards, when the hammer head 5 needing to be replaced is twisted out, the newly-new hammer head 5 is inserted into the top of the threaded column 4, and reversely twisting the hammer 5.

Example 2

On the basis of the embodiment 1, as shown in fig. 1-2 and 5, the handle grip structure further comprises a handle grip 14 and second springs 15, the outer wall of the lower portion of the handle grip 1 is connected with the handle grip 14 through welding, the handle grip 14 is cylindrical, the cylindrical shape fits the palm of a hand, so that the handle grip 14 can be held more firmly, the two second springs 15 are connected between the inside of the handle grip 14 and the outer wall of the lower portion of the handle grip 1, and the two second springs 15 are bilaterally symmetrical.

When people need use the iron hammer, adjust the grab handle 1 of iron hammer to suitable position, hold the grip 14 after that, carry out the hammering to the article that need the hammering, when the iron hammer strikes article, the iron hammer can collide and produce great impact force with article, under the effect of second spring 15, second spring 15 can reduce the impact force, so the impact force that the iron hammer can collide the production with article is difficult to harm user's hand, and is convenient for firmly hold the iron hammer.

The technical principles of the embodiments of the present invention have been described above with reference to specific embodiments. The description is only intended to explain the principles of embodiments of the invention and should not be taken in any way as limiting the scope of embodiments of the invention. Based on the explanations herein, those skilled in the art should appreciate that other embodiments of the present invention are possible without inventive effort, and these embodiments are intended to fall within the scope of the embodiments of the present invention.

Claims

1. The utility model provides an iron hammer for building of adjustable grab handle length, including grab handle (1), bracing piece (2), lock ring (3), screw thread post (4) and tup (5), grab handle (1) inside slidingly is connected with bracing piece (2), the centre of grab handle (1) front side is opened there is square through groove, the upper portion of bracing piece (2) is connected with lock ring (3), the top of bracing piece (2) is connected with screw thread post (4), screw thread post (4) outer wall is connected with tup (5) through threaded connection's mode, tup (5) are located lock ring (3) top, tup (5) bottom and lock ring (3) top carry out the contact cooperation, characterized by: the ratchet wheel mechanism is characterized by further comprising a ratchet bar (6), supporting blocks (7), fixing rods (8), sliding rods (9), a rotating shaft (10), a ratchet gear (11), a rotary table (12) and a first spring (13), wherein the supporting blocks (7) are connected to the left side and the right side of the upper portion of the front side of the grab handle (1), sliding chutes are formed in the tops of the two supporting blocks (7), the fixing rods (8) are connected to the tops of the two supporting blocks (7) in a sliding mode, the two fixing rods (8) are bilaterally symmetrical, the bottoms of the two fixing rods (8) are respectively located in the two sliding chutes and are in sliding fit with the sliding chutes, the sliding rods (9) are connected to the left side and the right side of the bottom of the fixing rods (8), the two sliding rods (9) are located in the sliding chutes and are in sliding fit with the sliding chutes, the first springs (13) are arranged, the first spring (13) is connected between the rear side of the upper portion of the left fixing rod (8) and the upper portion of the front side of the grab handle (1), be connected with another first spring (13) between the upper portion rear side of right side dead lever (8) and grab handle (1) front side upper portion, two first spring (13) bilateral symmetry, be connected with pivot (10) between two dead lever (8) upper portions with the rotary type, two dead lever (8) are run through in pivot (10), the intermediate junction of pivot (10) has ratchet wheel (11), the right-hand member of pivot (10) is connected with carousel (12), the front side intermediate junction of bracing piece (2) has ratchet bar (6), ratchet bar (6) are located square through inslot, ratchet bar (6) and ratchet wheel (11) mutually support.

2. The building iron hammer with the adjustable grab handle length as claimed in claim 1, wherein: the handle is characterized by further comprising a holding sleeve (14) and second springs (15), the outer wall of the lower portion of the handle (1) is connected with the holding sleeve (14), the two second springs (15) are connected between the inside of the holding sleeve (14) and the outer wall of the lower portion of the handle (1), and the two second springs (15) are in bilateral symmetry.

3. The building iron hammer with the adjustable grab handle length as claimed in claim 2, wherein: the lower side of the hammer head (5) is internally provided with a threaded blind hole.

4. The building iron hammer with the adjustable grab handle length as claimed in claim 3, wherein: the grip sleeve (14) is cylindrical.

5. The building iron hammer with the adjustable grab handle length as claimed in claim 4, wherein: the rear side of the hammer head (5) is round.

6. The building iron hammer with the adjustable grab handle length as claimed in claim 5, wherein: the rotating disc (12) is provided with a rotating rod.