CN210025173U

CN210025173U - Hand-held nail puller

Info

Publication number: CN210025173U
Application number: CN201920572995.7U
Authority: CN
Inventors: 杨修常; 蒋学虎; 黎汉杰; 李海银
Original assignee: China Construction Eighth Engineering Division Co Ltd
Current assignee: China Construction Eighth Engineering Division Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-02-07
Anticipated expiration: 2029-04-25

Abstract

The utility model relates to a hand-held type nail puller, include: a base; the movable seat is arranged on the base and can move up and down along the base; the driving assembly is arranged on the base and drives the movable seat to move up and down; the nail clamp is fixedly arranged on one side of the movable seat, and the bottom surface of the nail clamp is flush with the bottom surface of the base; and a handle connected to the base. The utility model discloses having solved the problem of pulling out the nail difficulty effectively, having guaranteed the integrality of template at pulling out the nail in-process, having improved the operating efficiency, also practiced thrift manpower and materials simultaneously, and the device is small and exquisite, easy and simple to handle.

Description

Hand-held nail puller

Technical Field

The utility model relates to a building construction field refers in particular to a hand-held type nail puller.

Background

Need use wooden template in a large number in building work process in order to satisfy the engineering needs, the mould of making according to the construction needs often needs used repeatedly, consequently when retrieving, needs to extract the nail of nailing on wooden template to pull down the mould and make things convenient for next use.

However, the prior art mostly adopts a vice or a claw hammer to pry, some nails are difficult to pull out deeply, a large amount of physical power is consumed, the nail pulling efficiency is low, the integrity of the template is difficult to guarantee by the mode, and the template is easy to damage in the nail pulling process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a hand-held type nail puller, solved the problem of pulling out the nail difficulty, guarantee the integrality of template at the nail pulling in-process, improve the operating efficiency, also practiced thrift manpower and materials simultaneously, and the device is small and exquisite, easy and simple to handle.

The technical scheme for realizing the purpose is as follows:

the utility model provides a hand-held type nail puller, include:

a base;

the movable seat is arranged on the base and can move up and down along the base;

the driving assembly is arranged on the base and drives the movable seat to move up and down;

the nail clamp is fixedly arranged on one side of the movable seat, and the bottom surface of the nail clamp is flush with the bottom surface of the base; and

a handle connected to the base.

The utility model discloses hand-held type nail puller through cliping the nail of waiting to demolish with the nail clamp, and then utilizes drive assembly drive sliding seat for drive assembly drives the sliding seat rebound, thereby makes the nail clamp on the sliding seat also rebound thereupon and extract this nail, has solved the problem of pulling out the nail difficulty, pulls out the integrality of nail in-process assurance template, improves the operating efficiency, has also practiced thrift manpower and materials simultaneously, and the device is small and exquisite, easy and simple to handle.

The utility model discloses hand-held type nail puller's further improvement lies in, and this drive assembly is the cylinder of fixed mounting on the base, thereby the piston rod and the sliding seat fixed connection of this cylinder, this cylinder drive piston rod reciprocating motion drive sliding seat reciprocate.

The utility model discloses a further improvement of the hand-held nail puller is that the driving component comprises an air cavity arranged in the base and an air inlet pipe communicated with the air cavity, the air cavity forms an opening on the top surface of the base, and the air inlet pipe is communicated with the bottom of the air cavity;

the movable seat is provided with a movable column corresponding to the opening, the movable column is inserted into the air cavity, a set distance is reserved between the end part of the movable column and the bottom of the air cavity, and high-pressure air is conveyed to the air cavity through the air inlet pipe, so that the high-pressure air pushes the end part of the movable column and drives the movable seat to move upwards.

The utility model discloses hand-held type nail puller's further improvement lies in, this base is close to the protruding extension of open-ended position to the gas intracavity and forms and encloses the face of keeping off, the diameter and the open-ended diameter phase-match of this activity post, the position cover that this activity post is close to the tip is equipped with the piston, and this piston can follow the activity post and reciprocate, this activity post is located to enclose the position fixedly connected with bearing board between face and the piston, promote piston upward movement through highly-compressed air for the piston pushes away and supports the bearing board and drives activity post and sliding seat upward movement.

The utility model discloses hand-held type nail puller's further improvement lies in, this handle include with base fixed connection's support and install the handle on the support, the bottom fixed mounting of this handle has the admission valve, the other end of this admission valve is connected with the intake pipe.

The utility model discloses hand-held type nail puller's further improvement lies in, and this air cavity bottom is equipped with disappointing hole.

The utility model discloses hand-held type nail puller's further improvement lies in, and this fastener is square pipe, still includes vertical setting and drawknot and connects the resilience piece between sliding seat and base, and this sliding seat sets up the first holding chamber that supplies the holding resilience piece, and second holding chamber has been seted up to this base correspondence first holding chamber, and this first holding chamber is linked together with second holding chamber, and the bottom fixed connection in resilience piece one end and first holding chamber, the bottom fixed connection in the other end and second holding chamber.

The utility model discloses hand-held type nail puller's further improvement lies in, and this sliding seat is provided with protruding reference column of stretching with the position that the base is relative, and this base corresponds the reference column and is provided with the locating hole, and this reference column is inserted and is located in the locating hole and can follow the locating hole and reciprocate.

The utility model discloses hand-held type nail puller's further improvement lies in, installs the separation blade on this sliding seat, and this separation blade is located the top that the nail pressed from both sides.

The utility model discloses hand-held type nail puller's further improvement lies in, and the position that this base bottom is close to the nail and presss from both sides is fixed with the cushion, and the cross-section semicircular in shape of this cushion, and the arc surface of cushion is down.

Drawings

Fig. 1 is a schematic perspective view of the whole structure of the hand-held nail puller of the present invention.

Fig. 2 is a side sectional view of the air chamber and the resilient member portion of the hand-held nail puller of the present invention.

Fig. 3 is a side sectional view of the positioning column portion of the hand-held nail puller of the present invention.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1, the utility model provides a hand-held type nail puller through cliping the nail that waits to demolish with the nail clamp, and then utilize drive assembly drive sliding seat, make drive assembly drive the sliding seat rebound, thereby make the nail clamp on the sliding seat also rebound thereupon and extract this nail, the problem of nail pulling difficulty has been solved, pull out the integrality of nail in-process assurance template, improve the operating efficiency, manpower and materials have also been practiced thrift simultaneously, and the device is small and exquisite, and is easy and simple to handle. The following describes the hand-held nail puller with reference to the attached drawings.

Referring to fig. 1, fig. 1 is a schematic perspective view of the whole structure of the hand-held nail puller of the present invention. The hand-held nail puller of the present invention will be described with reference to fig. 1.

As shown in fig. 1 and fig. 2, the utility model discloses a hand-held nail puller, include:

a base 11;

a movable seat 12 which is arranged on the base 11 and can move up and down along the base 11;

the driving component is arranged on the base 11 and is in driving connection with the movable seat 12, and the movable seat 12 is driven to move up and down through the driving component;

the nail clamp 1221 is fixedly arranged on one side of the movable seat 12, and the bottom surface of the nail clamp 1221 is flush with the bottom surface of the base 11; and

a handle 13 attached to the base 11.

Preferably, the nail clamp 1221 is fixedly installed on the movable seat 12 through the connecting block 122, one end of the connecting block 122 is connected to one side of the movable seat 12 away from the handle 13, the other end of the connecting block 122 extends downwards to a position flush with the bottom surface of the base 11, the end of the connecting block 122 away from the movable seat 12 is fixedly connected with the nail clamp 1221, and the clamping end of the nail clamp 1221 protrudes outwards so as to clamp the nail with the removed nail.

Preferably, the nail holder 1221 has two holding ends with one ends connected to each other, and the holding ends are wedge-shaped, and the inclination angle of the holding ends is 30 °, so that the holding ends of the nail holder 1221 can easily hold a nail.

As a preferred embodiment of the utility model, this drive assembly is the cylinder of fixed mounting on base 11, the piston rod and the sliding seat 12 fixed connection of this cylinder, thereby this cylinder drive piston rod reciprocating motion drives sliding seat 12 and reciprocates.

As another preferred embodiment of the present invention, referring to fig. 2, the driving assembly includes an air chamber 111 opened in the base 11 and an air inlet pipe 1111 communicated with the air chamber 111, the air chamber 111 forms an opening on the top surface of the base 11, and the air inlet pipe 1111 is communicated with the bottom of the air chamber 111;

the movable base 12 is formed with a movable column 121 corresponding to the opening, the movable column 121 is inserted into the air cavity 111, a set distance is provided between the end portion of the movable column 121 and the bottom of the air cavity 111, and high-pressure air is delivered to the air cavity 111 through the air inlet pipe 1111, so that the high-pressure air pushes the end portion of the movable column 121 and drives the movable base 12 to move upwards.

Furthermore, the position of the base near the opening protrudes into the air cavity to form a blocking surface, the diameter of the movable column 121 matches with the diameter of the opening, the position of the movable column 121 near the end is sleeved with a piston 1212, and the piston 1212 can move up and down along the movable column 121, a supporting plate 1211 is fixedly connected to the position of the movable column 121 between the blocking surface and the piston 1212, the piston 1212 is pushed by high-pressure air to move up, so that the piston 1212 pushes the supporting plate 1211 and drives the movable column 121 and the movable seat 12 to move up, and the blocking surface can limit the supporting plate 1211 to drive the movable column 121 to continue moving up, thereby preventing the movable column 121 from coming out of the air cavity 111.

Further, still connect the resilience piece 15 between sliding seat 12 and base 11 including vertical setting and drawknot, this sliding seat 12 has seted up the first holding chamber that supplies to hold the resilience piece, this base 11 corresponds first holding chamber and has seted up the second holding chamber, this first holding chamber is linked together with second holding chamber, and the bottom fixed connection in 15 one end of resilience piece and first holding chamber, the bottom fixed connection in the other end and second holding chamber, rebound piece 15 is elongated by tensile lengthening after sliding seat 12 upward movement has the resilience force, this resilience piece 15 exerts decurrent resilience force to sliding seat 12 and makes sliding seat 12 remove downwards and resume initial position.

Further, as shown in fig. 3, a protruding positioning post 123 is disposed at a position of the movable seat 12 opposite to the base 11, a positioning hole is disposed on the base 11 corresponding to the positioning post 123, the positioning post 123 is inserted into the positioning hole and can move up and down along the positioning hole, and the positioning post 123 enables the movable seat 12 to move linearly when moving up or down, so as to avoid the movable seat 12 and the base 11 from being misaligned, and ensure that the nail can be pulled out vertically.

Preferably, the blocking piece 14 is installed on the connecting block 122, the blocking piece 14 protrudes to the upper side of the clamping end of the nail clamp 1221 in the direction away from the movable seat 12, because the acting force of the high-pressure air in the air cavity 111 is large, the nail is easy to fly out when being pulled out, therefore, the blocking piece 14 is arranged to prevent the nail from flying out to hurt the constructor, the blocking piece 14 is installed on the connecting block 122 in a rotating manner, the position of the blocking piece 14 can be adjusted when in actual use, and the blocking piece 14 is bent downwards to block the nail which splashes at different angles.

Specifically, the handle 13 includes a bracket 131 fixedly connected to one side of the base 11 far away from the nail clamp 1221 and a handle 132 mounted at an end of the bracket 131 far away from the base 11, an air inlet valve 1321 is fixedly mounted at a bottom of the handle 132, which is convenient for a user to operate the air inlet valve 1321, an air inlet 1322 for receiving high-pressure air is disposed at one end of the air inlet valve 1321, the other end of the air inlet valve 1321 is connected to an air inlet pipe 1111, and the air inlet pipe 1111 is fixed to the bottom of the bracket 131.

Preferably, the intake valve 1321 is a rebound valve, and the intake valve 1321 automatically rebounds and closes after the intake valve 1321 is opened and high pressure air flows into the air chamber 111, for convenience of operation.

Preferably, the handle 132 is a horizontal handle, and the support 131 further has an extension section extending in a direction away from the base 11, and the extension section is provided with a vertical handle, so as to facilitate angle adjustment during actual construction.

Still further, a cushion block 112 is fixed at a position, close to the nail holder 1221, at the bottom of the base 11, the cross section of the cushion block 112 is semicircular, and the arc surface of the cushion block 112 faces downward, when in actual use, the cushion block 112 is placed on a template from which the nail is to be removed, and because the cushion block 112 is semicircular, the angle between the cushion block 112 and the template can be adjusted so that the nail is held by the nail holder 1221, and the base 11 is supported so that the nail can be pulled out.

Preferably, the bottom of the base 11 is further provided with a discharge hole 1112 communicated with the air chamber 111 to discharge the excess high pressure air in the air chamber 111.

Preferably, the air release holes 1112 are provided with 16 air release holes, each air release hole has a diameter of 1mm, and since the diameter of the air release hole 1112 is small, when the high pressure air pushes the movable column 121 to move upwards, the high pressure air does not have time to release from the air release hole 1112, and the redundant air can slowly release from the air release hole 1112 after the nail is pulled out.

The specific implementation manner of the utility model is as follows:

the air outlet of the air compressor is communicated with the air inlet 1322 through an air pipe under the condition that the air inlet valve 1321 is kept closed;

holding the grip 132, pressing the bottom of the mat 112 against the template with the removed nail, adjusting the angle by rotating the grip 132 along the mat 112, and causing the two clamping ends of the nail clamp 1221 to fixedly clamp the nail to be removed;

rotating the baffle plate 14 to enable the baffle plate 14 to shield the clamping end of the nail clamp 1221, opening the air inlet valve 132, allowing high-pressure air provided by the air compressor to flow into the air cavity 111 from the air inlet pipe 1111, pushing the piston 1212 to move upwards, pushing the supporting plate 1211 on the movable column 121 to move upwards by the piston 1212, driving the nail clamp 1221 on the connecting block 122 to move upwards by the movable seat 12, and pulling out the nail from the template upwards by the clamping end of the nail clamp 1221;

at this moment, the automatic rebounding of air inlet valve 1321 is closed, and unnecessary high-pressure air flows out from air release hole 1112, and rebound piece 15 exerts decurrent resilience force to sliding seat 12, make sliding seat 12 move down to initial position, and reference column 123 can guarantee that sliding seat 12 keeps vertical when the up-and-down motion, avoids appearing the phenomenon of dislocation, and if high-pressure air's thrust is too big, makes the nail splash at the in-process of extracting the nail, then separation blade 14 can block the nail that splashes, guarantees user's safety.

The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.

Claims

1. A hand-held nail puller, comprising:

a base;

the driving assembly is arranged on the base and is in driving connection with the movable seat, and the movable seat is driven to move up and down through the driving assembly;

a handle connected to the base.

2. The hand-held nail puller according to claim 1, wherein the driving assembly is a cylinder fixedly mounted on the base, a piston rod of the cylinder is fixedly connected with the movable seat, and the cylinder drives the piston rod to reciprocate so as to drive the movable seat to move up and down.

3. The hand-held nail puller according to claim 1, wherein the driving assembly comprises an air cavity arranged in the base and an air inlet pipe communicated with the air cavity, the air cavity forms an opening on the top surface of the base, and the air inlet pipe is communicated with the bottom of the air cavity;

4. The hand-held nail puller according to claim 3, wherein the base protrudes into the air cavity at a position close to the opening to form a surrounding blocking surface, the diameter of the movable column is matched with the diameter of the opening, a piston is sleeved at a position of the movable column close to the end part and can move up and down along the movable column, a bearing plate is fixedly connected to a position of the movable column between the surrounding blocking surface and the piston, and the piston is pushed by high-pressure air to move up, so that the piston pushes down the bearing plate and drives the movable column and the movable seat to move up.

5. The hand-held nail puller according to claim 3, wherein the handle comprises a bracket fixedly connected with the base and a handle arranged on the bracket, an air inlet valve is fixedly arranged at the bottom of the handle, and the air inlet valve is connected with the air inlet pipe.

6. The hand-held nail puller according to claim 3, wherein the air cavity is provided with a relief hole at the bottom.

7. The hand-held nail puller according to claim 1, further comprising a resilient member vertically disposed and connected between the movable seat and the base by a drawknot, wherein the movable seat is provided with a first accommodating cavity for accommodating the resilient member, the base is provided with a second accommodating cavity corresponding to the first accommodating cavity, the first accommodating cavity and the second accommodating cavity are communicated, one end of the resilient member is fixedly connected with the bottom of the first accommodating cavity, and the other end of the resilient member is fixedly connected with the bottom of the second accommodating cavity.

8. The hand-held nail puller according to claim 1, wherein a position of the movable seat opposite to the base is provided with a protruding positioning column, the base is provided with a positioning hole corresponding to the positioning column, and the positioning column is inserted into the positioning hole and can move up and down along the positioning hole.

9. The hand-held nail puller according to claim 1, wherein a blocking piece is mounted on the movable seat and is positioned above the nail clamp.

10. The hand-held nail puller according to claim 1, wherein a cushion block is fixed at the bottom of the base close to the nail clamp, the section of the cushion block is semicircular, and the arc surface of the cushion block faces downwards to the air cavity.