CN106744510B

CN106744510B - Hand fork truck with replaceable pushing handle

Info

Publication number: CN106744510B
Application number: CN201710121741.9A
Authority: CN
Inventors: 邱军; 邱政; 柴群英
Original assignee: Longyan Haite Forklift Co ltd
Current assignee: Longyan Haite Forklift Co ltd
Priority date: 2017-03-02
Filing date: 2017-03-02
Publication date: 2022-05-20
Anticipated expiration: 2037-03-02
Also published as: CN106744510A

Abstract

The invention discloses a hand-operated forklift with an exchangeable push handle, which comprises a push handle, wherein an auxiliary spring is arranged at the bottom of the push handle, the push handle comprises a first push rod and a second push rod which are clamped with each other, the bottoms of the first push rod and the second push rod are fixedly connected with the auxiliary spring through a mounting seat, a groove is formed in an inner cavity of the mounting seat, a first button is inserted into the inner cavity of the mounting seat, the top end of the end part of the first button is fixedly connected with a first spring pin, and a spring pin groove is formed in the inner cavity of the mounting seat corresponding to the first spring pin. When the goods lifting device is used, the first push rod and the second push rod can be detached according to the direction changing requirement, the clamping blocks on the first push rod and the second push rod are clamped on the clamping grooves in the side edges of the fork, the first push rod and the second push rod can be pulled by two persons on the inclined plane of the ascending slope respectively to transport goods, and the lifting seat can prevent the goods from falling off and has the limiting effect.

Description

Hand fork truck with replaceable pushing handle

Technical Field

The invention relates to the technical field of forklifts, in particular to a manual forklift with a push handle capable of being replaced from head to tail.

Background

Fork trucks are industrial handling vehicles, and refer to various wheeled handling vehicles that perform handling, stacking, and short-distance transport operations on piece pallet goods. The forklift is widely applied to ports, stations, airports, goods yards, factory workshops, warehouses, circulation centers, distribution centers and the like, carries out loading, unloading and carrying operations of pallet goods in cabins, carriages and containers, and is essential equipment in pallet transportation and container transportation. The most traditional forklift is a manual forklift, the manual forklift is selected firstly in the middle of short-distance, low-energy-consumption and low-cost transportation, the push-pull posture of the manual forklift in the prior art can only be changed at one end, but the manual forklift is difficult to push the forklift in the same direction on an uphill slope or under the condition that goods on the forklift are heavy, so that the position of a person exerting force on the forklift needs to be changed, the goods are too heavy at the moment, the forklift and the goods need to be adjusted together when the position of a pushing handle is changed, the force consumption is large, and the manual forklift is not suitable for the situation.

Disclosure of Invention

The invention aims to provide a manual forklift with an adjustable push handle, which aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a hand-operated forklift with a pushing handle capable of being changed end to end comprises a pushing handle, wherein an auxiliary spring is arranged at the bottom of the pushing handle, a hydraulic pump is arranged on one side of the auxiliary spring and is hinged with the pushing handle, the top end of the hydraulic pump is fixedly connected with a jacking seat, a pallet fork is fixedly connected to the side edge of the jacking seat, a front wheel and a rear wheel are respectively arranged at the bottom of the pallet fork, the pushing handle comprises a first push rod and a second push rod which are clamped with each other, the bottoms of the first push rod and the second push rod are fixedly connected with the auxiliary spring through a mounting seat, a groove is formed in the inner cavity of the mounting seat, a first button is inserted into the inner cavity of the mounting seat, a first spring pin is fixedly connected to the top end of the end part of the first button, a spring pin groove is formed in the inner cavity of the mounting seat corresponding to the first spring pin, through holes are formed in two sides of the end part of the mounting seat, one end of a telescopic rod is fixedly connected into the through holes, and the other end of the telescopic rod is fixedly connected with a pushing ball, the pushing ball extends into the groove, and the outer wall of the telescopic rod is sleeved with a return spring; a flange is arranged on the inner side of the top of the second push rod in an extending mode, an opening is formed in the middle of the flange, a second spring pin is fixedly connected to one end of the opening, a clamping groove is formed in the inner cavity of the first push rod, the flange is located in the clamping groove, a second button is inserted into the first push rod, a buffer cavity is formed in the side face of the second button, an extrusion spring is fixed in the buffer cavity, a buffer ball is fixedly connected to the end portion of the extrusion spring, two groups of limiting protrusions are arranged at the intersection of the second button penetrating through the gap of the first push rod and the clamping groove, and the buffer ball is in contact with the two groups of limiting protrusions; the side surface of the fork is provided with a clamping groove, and the clamping groove is matched with the clamping block.

Preferably, the spring cotter way is provided with two groups, the two groups of spring cotter ways are on the same horizontal line, the first button is extruded into the mounting seat, when the first spring cotter is positioned in the innermost spring cotter way, the pushing ball is positioned in the through hole, when the first button is pulled out outwards, and when the first spring cotter is positioned in the outermost spring cotter way, the first button is clamped, and the displacement is stopped.

Preferably, the opening formed in the middle of the flange is triangular, and the transverse center line of the second spring pin and the transverse center line of the opening are on the same horizontal line.

Preferably, two sets of spacing arch is located same vertical horizontal line, a set of spacing arch of the top is the square structure, a set of spacing arch of downside is hemispherical structure, the second button of propelling movement downwards, when the buffering ball is located the below of lowermost spacing arch, the bottom of second button contacts the tip of second spring catch, thereby in extruding second spring catch into first push rod, realize the split between first push rod and the second push rod, upwards take out the second button, the buffering ball is blocked between two sets of spacing archs, thereby prevent that the buffering ball displacement once more makes the second button drop.

Preferably, the fixture block is fixedly installed on the first push rod and the second push rod through a ball head device.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the first push rod and the second push rod which are detachably mounted are added to form the push handle, so that the first push rod and the second push rod can be mutually detached, and the push handle can be detached from the mounting seat, therefore, when the direction needs to be changed, only the first push rod and the second push rod need to be detached respectively, the clamping blocks on the first push rod and the second push rod are clamped on the clamping grooves on the side edges of the fork, the first push rod and the second push rod can be respectively pulled by two persons on the inclined plane of the ascending slope to transport goods, and the jacking seat can prevent the goods from falling off, so that the limiting effect is achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a push handle;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at C of FIG. 2;

fig. 5 is an enlarged view of fig. 4 at B.

In the figure: the push handle comprises a push handle 1, a first push rod 101, a second push rod 102, an auxiliary spring 2, a hydraulic pump 3, a front wheel 4, a jacking seat 5, a pallet fork 6, a rear wheel 7, a clamping groove 8, a first button 9, a clamping block 10, a groove 11, a spring pin groove 12, a first spring pin 13, a limiting protrusion 14, a mounting seat 15, a second button 16, a second spring pin 17, a flange 18, an extrusion spring 19, a buffer ball 20, a reset spring 21, a telescopic rod 22 and a push ball 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, other embodiments obtained by persons of ordinary skill in the art without any creative effort are within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a hand fork truck with an adjustable push handle comprises a push handle 1, an auxiliary spring 2 is arranged at the bottom of the push handle 1, a hydraulic pump 3 is arranged on one side of the auxiliary spring 2, the hydraulic pump 3 is hinged with the push handle 1, the top end of the hydraulic pump 3 is fixedly connected with a jacking seat 5, a fork 6 is fixedly connected with the side edge of the jacking seat 5, a front wheel 4 and a rear wheel 7 are respectively arranged at the bottom of the fork 6, the push handle 1 comprises a first push rod 101 and a second push rod 102 which are mutually clamped, the bottoms of the first push rod 101 and the second push rod 102 are fixedly connected with the auxiliary spring 2 through a mounting seat 15, a groove 11 is formed in the inner cavity of the mounting seat 15, a first button 9 is inserted into the inner cavity of the mounting seat 15, a first spring pin 13 is fixedly connected with the top end of the first button 9, two groups of spring pin grooves 12 are formed in the inner cavity of the mounting seat 15 corresponding to the first spring pin 13, the two groups of spring pin grooves 12 are arranged on the same horizontal line, the first button 9 is pressed into the mounting seat 15, when the first spring pin 13 is located in the innermost spring pin groove 12, the push ball 23 is located in the through hole, and when the first button 9 is pulled out and the first spring pin 13 is located in the outermost spring pin groove 12, the first button 9 is clamped and stops moving. The connection mode can flexibly press the first button 9, conveniently realizes the detachment between the first push rod 101 and the second push rod 102, and can prevent the first button 9 from falling off.

The both sides of 15 tip of mount pad are opened there is the through-hole, the one end of through-hole internal fixation connection telescopic link 22, and the other end fixed connection propelling movement ball 23 of telescopic link 22, propelling movement ball 23 extend to in the recess 11, and reset spring 21 has been cup jointed to the outer wall of telescopic link 22.

The inner side of the top of the second push rod 102 is extended with a flange 18, the middle part of the flange 18 is provided with an opening, the opening arranged in the middle part of the flange 18 is triangular, and the transverse center line of the second spring pin 17 and the transverse center line of the opening are on the same horizontal line. One end of the opening is fixedly connected with a second spring pin 17, a clamping groove is formed in the inner cavity of the first push rod 101, the flange 18 is positioned in the clamping groove, a second button 16 is inserted into the first push rod 101, a buffer cavity is formed in the side surface of the second button 16, an extrusion spring 19 is fixed in the buffer cavity, a buffer ball 20 is fixedly connected to the end part of the extrusion spring 19, two groups of limiting bulges 14 are arranged at the intersection of the gap part of the second push rod 16 penetrating through the first push rod 101 and the clamping groove, the buffer ball 20 is in contact with the two groups of limiting bulges 14, the two groups of limiting bulges 14 are positioned on the same vertical horizontal line, the group of limiting bulges 14 at the uppermost side are in a square structure, the group of limiting bulges 14 at the lowermost side are in a hemispherical structure and push the second push button 16 downwards, when the buffer ball 20 is positioned at the lower side of the lowermost limiting bulge 14, the bottom of the second button 16 is in contact with the end part of the second spring pin 17, thereby extrude second spring catch 17 in first push rod 101, realize the split between first push rod 101 and the second push rod 102, upwards take out second button 16, thereby buffer ball 20 is blocked between two sets of spacing archs 14, thereby prevents that buffer ball 20 from shifting once more and making second button 16 drop.

The side surface of the fork 6 is provided with a clamping groove 8, the clamping groove 8 is matched with a clamping block 10, and the clamping block 10 is fixedly arranged on a first push rod 101 and a second push rod 102 through a ball head device. Therefore, when the first push rod 101 and the second push rod 102 are pulled by human power, the inclination directions of the first push rod 101 and the second push rod 102 can be freely adjusted, so that the worker can quickly find the optimal force bearing point.

According to the invention, the first push rod 101 and the second push rod 102 which are detachably mounted are added to form the push handle 1, so that the first push rod 101 and the second push rod 102 can be mutually detached, and the push handle 1 can be detached from the mounting seat 15, therefore, when the direction needs to be changed, only the first push rod 101 and the second push rod 102 need to be detached respectively, the clamping blocks 10 on the first push rod 101 and the second push rod 102 are clamped on the clamping grooves 8 on the side edges of the fork 6, the first push rod 101 and the second push rod 102 can be pulled by two persons on the inclined plane of the ascending slope respectively to transport goods, and the jacking seat 5 can prevent the goods from falling off and has a limiting effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a push away hand fork truck that head and tail are interchangeable, is including pushing away (1), the bottom of pushing away (1) is provided with auxiliary spring (2), and one side of auxiliary spring (2) is equipped with hydraulic pump (3), and hydraulic pump (3) with push away (1) articulated each other, the top and jacking seat (5) fixed connection of hydraulic pump (3), the side fixedly connected with fork (6) of jacking seat (5), the bottom of fork (6) is equipped with front wheel (4) and rear wheel (7) respectively, its characterized in that: the push handle (1) comprises a first push rod (101) and a second push rod (102) which are clamped with each other, the bottoms of the first push rod (101) and the second push rod (102) are fixedly connected with an auxiliary spring (2) through a mounting seat (15), a groove (11) is formed in an inner cavity of the mounting seat (15), a first button (9) is inserted into the inner cavity of the mounting seat (15), the top end of the end part of the first button (9) is fixedly connected with a first spring pin (13), a spring pin groove (12) is formed in the inner cavity of the mounting seat (15) corresponding to the first spring pin (13), through holes are formed in two sides of the end part of the mounting seat (15), one end of a telescopic rod (22) is fixedly connected in each through hole, the other end of the telescopic rod (22) is fixedly connected with a push ball (23), the push ball (23) extends into the groove (11), and a reset spring (21) is sleeved on the outer wall of the telescopic rod (22); a flange (18) is arranged on the inner side of the top of the second push rod (102) in an extending mode, an opening is formed in the middle of the flange (18), a second spring pin (17) is fixedly connected to one end of the opening, a clamping groove is formed in an inner cavity of the first push rod (101), the flange (18) is located in the clamping groove, a second button (16) is inserted into the first push rod (101), a buffer cavity is formed in the side face of the second button (16), an extrusion spring (19) is fixed in the buffer cavity, a buffer ball (20) is fixedly connected to the end portion of the extrusion spring (19), two groups of limiting protrusions (14) are arranged at the position, where the second button (16) penetrates through a gap of the first push rod (101), of the intersection of the second button and the clamping groove, and the buffer ball (20) is in contact with the two groups of limiting protrusions (14); a clamping groove (8) is formed in the side face of the pallet fork (6), the clamping groove (8) is matched with a clamping block (10), and the clamping block (10) is fixedly installed on a first push rod (101) and a second push rod (102) through a ball head device; the spring pin grooves (12) are provided with two groups, the two groups of spring pin grooves (12) are on the same horizontal line, the first button (9) is extruded into the mounting seat (15), when the first spring pin (13) is located in the innermost spring pin groove (12), the pushing ball (23) is located in the through hole, when the first button (9) is pulled out outwards, and when the first spring pin (13) is located in the outermost spring pin groove (12), the first button (9) is clamped, and displacement is stopped.

2. The hand-operated forklift with changeable push handles as claimed in claim 1, wherein: the opening arranged in the middle of the flange (18) is triangular, and the transverse center line of the second spring pin (17) and the transverse center line of the opening are on the same horizontal line.

3. A push handle convertible manual lift truck according to claim 1, characterized in that: two sets of spacing arch (14) are located same vertical horizontal line, a set of spacing arch (14) of the top are the square structure, a set of spacing arch (14) of downside are hemispherical structure, propelling movement second button (16) down, when buffer ball (20) are located bottommost spacing arch (14) downside, the bottom of second button (16) contacts the tip of second spring catch (17), thereby extrude second spring catch (17) in first push rod (101), realize the split between first push rod (101) and second push rod (102), upwards take out second button (16), buffer ball (20) are blocked between two sets of spacing arch (14), thereby prevent buffer ball (20) displacement once more and make second button (16) drop.