CN2211994Y

CN2211994Y - Household crane

Info

Publication number: CN2211994Y
Application number: CN 94223238
Authority: CN
Inventors: 常辉
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-09-28
Filing date: 1994-09-28
Publication date: 1995-11-08
Anticipated expiration: 2004-09-28

Abstract

The utility model provides a household crane which relates to the technical field of crane equipment, comprising a stressed rod (2), a rope (9), more than one fixed guides (1) and a fixed pulley (8). The utility model is characterized in that a hollow frame body with a polygonal longitudinal section is used as a guiding element (1 b), the stressed rod (2) is orderly and horizontally passed through the guiding element (1 b), both ends of the stressed rod (2) are respectively extended out of two fixed guides (1) which are arranged at the left and the right ends, and the stressed rod (2) is in gap match with the guiding element (1 b). The utility model has the advantages of reasonable structure, low cost, great lifting weight and safe utilization, and can solve the difficulties of transporting heavy objects for residents of high buildings to go upstairs, being ideal household crane equipment.

Description

Household crane

The utility model provides a kind of family expenses hoisting crane, relates to the weight-lifting equipment technical field.

At present, be applicable to that in high residential building that material is carried the family expenses elevator machinery of lifting is of a great variety, structure is different, is that lifting weight is lower, very dangerous reliable when using but a common ground is arranged.The family expenses hoisting crane that has does not stint and adopt precious materials, labyrinth, so that cost is higher in order to improve lifting weight, to increase safety.

The purpose of this utility model is the deficiency at prior art, and a solution is provided, and has both made this crane lifting weight big, safe and reliable, makes again that it is rational in infrastructure, cost is low.

The purpose of this utility model is achieved through the following technical solutions:

A kind of family expenses hoisting crane that the utility model provides, it comprises force rod (2), cotton rope (9), fixed guider more than 1 (1) and fixed pulley (8), wherein: fixed guider (1) is made up of guide (1b) and the connecting element (1a) that is welded on the one end, keep at a certain distance away between adjacent two fixed guiders (1) and two fixed guiders (1) in the bottom surface of two guides (1b) be in the same horizontal surface, the bottom surface of force rod (2) is provided with the pulley base (2f) more than 1, also keep at a certain distance away between the number of pulley base (2f) two pulley bases (2f) identical and adjacent with the number of fixed pulley (8), the bottom of pulley base (2f) is provided with a bearing pin (2e), fixed pulley (8) joins by bearing pin (2e) and pulley base (2f), cotton rope (9) passes and takes on the wheel body that is placed on fixed pulley (8) upper end from the top of fixed pulley (8) respectively, its two ends is stretched out a segment distance respectively from two pulley bases (2f) that are in force rod (2) two ends, it is characterized in that: adopting a vertical section is that polygonal hollow framework is as guide (1b), force rod (2) in guide (1b) successively level pass and its two ends is stretched respectively and is being in a left side, outside two fixed guiders (1) at right two ends, force rod (2) is free-running fit with guide (1b).

According to a kind of family expenses hoisting crane provided by the utility model, the number of described fixed guider (1) is two, the vertical section of guide (1b) is an oblong in the fixed guider (1), in fixed guider (1), also be provided with an opening (1d) along its length direction on the bottom surface of guide (1b), the vertical section of described force rod (2) is a T shape, the body of rod on its vertical direction (2b) is free-running fit with opening (1d), and the body of rod (2a) two ends on force rod (2) horizontal direction are plug-in mounting one position-limitting pin (2g) respectively.

According to a kind of family expenses hoisting crane provided by the utility model, one end of the body of rod (2b) on force rod (2) vertical direction is provided with a connecting seat (2c), this Connection Block (2c) is positioned at the outer end of the body of rod (2b) top sheave seat (2f), the bottom of Connection Block (2c) is provided with a jointed shaft (2d), the body of rod (2b) on force rod (2) vertical direction is that half bar arm body (3a) on the L shaped revoliving arm (3) is hinged by jointed shaft (2d) and vertical section, the other end of going up away from hinge-point at the half bar arm body (3b) in addition of revoliving arm (3) is provided with a twist device, and this twist device comprises

Shape twist bar (7), worm screw (5), L shaped endless screw support plate (6) and have worm-wheel shaft (4b) and the spiral wheel hub (4) of worm gear (4a), wherein: L shaped endless screw support plate (6) is fixed in it on arm body (3b) by the plate (6a) in it, be provided with the patchhole (6c) of a twist bar (7) on another piece plate (6b) in L shaped endless screw support plate (6), the one end body of rod of twist bar (7) passes in patchhole (6c) and is on the same straight line with worm screw (5) Joint and both axis, twist bar (7) is free-running fit with patchhole (6c), the axis that the worm gear (4a) that joins with worm-wheel shaft (4b) is fixed in an end of spiral wheel hub (4) and worm-wheel shaft (4b) and spiral wheel hub (4) is on the same straight line, spiral wheel hub (4) is inserted in the axis hole (3c) that is between arm body (3b) two ends by worm-wheel shaft (4b), and worm-wheel shaft (4b) is free-running fit with axis hole (3c), worm gear (4a) is meshing with each other with worm screw (5), end near Connection Block (2c) in spiral wheel hub (4) and the cotton rope (9) joins, when these family expenses hoisting crane in use, spiral wheel hub (4) just in time is near under the pulley base (2f) of Connection Block (2c).

As seen from the above technical solution, the utility model only is to be combined dexterously by two fixed guiders (1), T shape force rod (2), the fixed pulley (8) more than 1, these a little several parts of twist device of being located on the revoliving arm (3), so it is rational in infrastructure simple, complete machine is cheap; The utility model is with its installation by the connecting element (1a) in two fixed guiders (1), be fixed on the end face in house, force rod (2) in two guides (1b) successively level pass and can a left side, move right and (stretch out force rod (2) outdoor when playing retry, regain force rod (2) indoor during EO), because the body of rod (2a) two ends of force rod (2) on its horizontal direction are plug-in mounting one position-limitting pin (2g) respectively, so can not make force rod (2) slippage from two fixed guiders (1) cause fatal accident and article damage because of artificial maloperation, in addition, adopt worm gear in the twist device, worm screw is simultaneously as rotating and brake equipment, can make the lifting thing when staff loosens, still hover over landing downwards in the air and not, effectively guaranteed the safety of the person and article, so the utility model is safe and reliable; Because the utility model is simple in structure, reasonable in design, the intensity of complete machine each side is all higher, so available its promotes heavier material.

Description of drawings:

Fig. 1 is the block diagram of the utility model most preferred embodiment under running condition;

Fig. 2 is the block diagram of fixed guider in the utility model most preferred embodiment.

Wherein: 1, fixed guider 1a, connecting element 1b, guide 1c, fixed orifice 1d, opening 2, force rod 2a, body of rod 2b on the force rod horizontal direction, body of rod 2c on the force rod vertical direction, Connection Block 2d, jointed shaft 2e, bearing pin 2f, pulley base 2g, position-limitting pin 3, revoliving arm 3a, half bar arm body 3b in the revoliving arm, half bar arm body 3c in addition in the revoliving arm, axis hole 4, spiral wheel hub 4a, worm gear 4b, worm-wheel shaft 5, worm screw 6, L shaped endless screw support plate 6a, a plate 6b in the L shaped endless screw support plate, another piece plate 6c in the L shaped endless screw support plate, patchhole 7, twist bar 7a, twist handle 8, fixed pulley 9, cotton rope 10, hook.

The utility model is described in further detail below in conjunction with most preferred embodiment of the present utility model:

Referring to accompanying drawing, structure of the present utility model is comparatively simple, it mainly is by two fixed guiders (1), force rod (2), two fixed pulleys (8), cotton rope (9), hook (10), be located at twist device on the revoliving arm (3) etc. form, wherein: keep at a certain distance away between two fixed guiders (1) and two fixed guiders (1) in the bottom surface of two guides (1b) be in the same horizontal surface, guide (1b) in the fixed guider (1) is a hollow framework, its vertical section is an oblong, in fixed guider (1), also be provided with an opening (1d) along its length direction on the bottom surface of guide (1b), the vertical section of force rod (2) is a T shape, force rod (2) by the body of rod on its horizontal direction (2a) respectively in the guide (1b) in two fixed guiders (1) successively level pass, its two ends is stretched respectively outside two fixed guiders (1), the body of rod (2b) on force rod (2) vertical direction is free-running fit with opening (1d), the body of rod (2a) two ends on force rod (2) horizontal direction are plug-in mounting one position-limitting pin (2g) respectively, two pulley bases separated by a distance (2f) are located on the body of rod (2b) on force rod (2) vertical direction, the bottom of two pulley bases (2f) is respectively equipped with a bearing pin (2e), and two fixed pulleys (8) join with two pulley bases (2f) respectively by bearing pin (2e).For ease of rotating

Shape twist bar (7) is provided with hank fixed handle (7a) at its other end; Install and fix for ease of of the present utility model, be provided with 2 fixed orifices (1c) respectively on two connecting elements (1a) in two fixed guiders (1).

The installation of the utility model in the house is very simple: 2 crotches (distance that these 2 crotches stretch out end face is identical) are set on the end face in house earlier, be articulated in two fixed guiders (1) on the end face very stably by fixed orifice (1c) then, the force rod (2) that will be connected to two fixed pulleys (8) and revoliving arm (3) etc. more respectively in the guide (1b) in two fixed guiders (1) successively level pass, the last body of rod (2a) two ends on its horizontal direction are plug-in mounting one position-limitting pin (2g) respectively, at this moment the utility model is promptly all assembled and is finished, and can drop into normal use.

The utility model stretches out force rod (2) outdoor in use, and the revoliving arm (3) that will be connected to the twist device again rotates 90 and spends to position shown in Fig. 1 and can carry out the lifting of weight.And it is usual, when not using the utility model, can retract indoor with force rod (2), the revoliving arm (3) that will be connected to the twist device is more upwards played to close with force rod (2) and is disturbed together, so both effectively avoided rainwater to erosion of the present utility model, prolong its service life, effectively saved usage space again.

For ease of the scattered weight of handling,, also can be provided with cage with an end that promotes the cotton rope (9) that thing joins as honeycomb briquette etc.

The utility model can be by known mechanical processing technique manufacturing.

The utility model is applicable to that the carrying of material in the high-rise family residential building promotes, and also can be used for the carrying of other article on the office building.

As shown in the above, the utility model also has easy to loading and unloading, the advantages such as floor space is little, processing ease.

Claims

1, a kind of family expenses hoisting crane, it comprises force rod (2), cotton rope (9), fixed guider more than 1 (1) and fixed pulley (8), wherein: fixed guider (1) is made up of guide (1b) and the connecting element (1a) that is welded on the one end, keep at a certain distance away between adjacent two fixed guiders (1) and two fixed guiders (1) in the bottom surface of two guides (1b) be in the same horizontal surface, the bottom surface of force rod (2) is provided with the pulley base (2f) more than 1, also keep at a certain distance away between the number of pulley base (2f) two pulley bases (2f) identical and adjacent with the number of fixed pulley (8), the bottom of pulley base (2f) is provided with a bearing pin (2e), fixed pulley (8) joins by bearing pin (2e) and pulley base (2f), cotton rope (9) passes and takes on the wheel body that is placed on fixed pulley (8) upper end from the top of fixed pulley (8) respectively, its two ends is stretched out a segment distance respectively from two pulley bases (2f) that are in force rod (2) two ends, it is characterized in that: adopting a vertical section is that polygonal hollow framework is as guide (1b), force rod (2) in guide (1b) successively level pass and its two ends is stretched respectively and is being in a left side, outside two fixed guiders (1) at right two ends, force rod (2) is free-running fit with guide (1b).

2, family expenses hoisting crane according to claim 1, it is characterized in that: the number of described fixed guider (1) is two, the vertical section of guide (1b) is an oblong in the fixed guider (1), in fixed guider (1), also be provided with an opening (1d) along its length direction on the bottom surface of guide (1b), the vertical section of described force rod (2) is a T shape, the body of rod on its vertical direction (2b) is free-running fit with opening (1d), and the body of rod (2a) two ends on force rod (2) horizontal direction are plug-in mounting one position-limitting pin (2g) respectively.

3, family expenses hoisting crane according to claim 2, it is characterized in that: an end of the body of rod (2b) on force rod (2) vertical direction is provided with a connecting seat (2c), this Connection Block (2c) is positioned at the outer end of the body of rod (2b) top sheave seat (2f), the bottom of Connection Block (2c) is provided with a jointed shaft (2d), the body of rod (2b) on force rod (2) vertical direction is that half bar arm body (3a) on the L shaped revoliving arm (3) is hinged by jointed shaft (2d) and vertical section, the other end of going up away from hinge-point at the half bar arm body (3b) in addition of revoliving arm (3) is provided with a twist device, and this twist device comprises