CN204778507U - Small crane - Google Patents

Small crane Download PDF

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Publication number
CN204778507U
CN204778507U CN201520528939.5U CN201520528939U CN204778507U CN 204778507 U CN204778507 U CN 204778507U CN 201520528939 U CN201520528939 U CN 201520528939U CN 204778507 U CN204778507 U CN 204778507U
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CN
China
Prior art keywords
arm
motor
rope
steering gear
support
Prior art date
Application number
CN201520528939.5U
Other languages
Chinese (zh)
Inventor
吉启才
余施江
Original Assignee
吉启才
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Publication date
Application filed by 吉启才 filed Critical 吉启才
Priority to CN201520528939.5U priority Critical patent/CN204778507U/en
Application granted granted Critical
Publication of CN204778507U publication Critical patent/CN204778507U/en

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Abstract

The utility model relates to a small crane, the on -off device comprises a base, the davit, rope and remote control switch, be equipped with the support column on the base and turn to the motor chassis, the top of support column is equipped with steering column, steering column passes through the bearing and is connected with the support column rotation, the steering column lower part is equipped with the cam, turn to the motor that turns to that is equipped with on the motor chassis with cam belt transmission, davit one end is equipped with the pulley, the other end and steering column top fixed connection, be equipped with elevator motor and rope reel on the elevator motor support, rope reel suit is on elevator motor's output shaft, the one end of rope is walked around the pulley and is equipped with the couple at the tip, the other end and rope noose section of thick bamboo fixed connection, elevator motor, it is connected with the remote control switch through the electric wire respectively to turn to the motor, compared with the prior art, the product of the utility model is simple in structure, it is easy to manufacture, and required input cost is low, and convenient to use is swift, realizes man -machine separation operation through the remote control switch, ensures to operate safety.

Description

Minor crane
Technical field
The utility model relates to crane field, particularly relates to a kind of minor crane.
Background technology
The existing simple minor crane of many structures in the market, lifting weight be 300 kilograms to 1000 kilograms not etc., their structure is similar with workflow, general weight and the bad control weight parallel motion just can sling, uses very inconvenient, also has some minor cranes can to sling weight, again can reasonable control weight parallel motion, but complicated structure, production requirement is high, and manufacturing cost is high; In addition, these minor cranes all need personnel in person to stand in hoisting crane side M/C in operation, the safety of operating personal can not get abundant guarantee, once because of artificial origin's misoperation or mechanical accident, must cause a hidden trouble to the personal safety of operating personal, especially in some specific occasions, such as when weight downstairs hangs up by roof, manpower is often needed to coordinate the horizontal transfer of weight, not only very inconvenient, and abnormally dangerous.
Utility model content
Technical problem to be solved in the utility model be to provide a kind of produce simple, cost is low, the safe minor crane that can realize separate men from machines operation easy to use.
The technical scheme that the utility model solves the problems of the technologies described above is as follows:
A kind of minor crane, it comprises base, arm, rope and remote control switch, described base is installed with pillar stiffener and steer motor underframe, the top of described pillar stiffener is provided with bearing and Steering gear, described Steering gear is rotationally connected by bearing and described pillar stiffener, the bottom of described Steering gear is provided with cam, and the top of described steer motor underframe is provided with the steer motor matched with described cam, and the output shaft of described steer motor is connected with described cam drive by belt;
One end of described arm is provided with pulley, the other end is fixedly connected with the top of described Steering gear, described Steering gear is also provided with lifting motor support, described lifting motor support and described arm lay respectively at the relative both sides of described Steering gear, described lifting motor support is provided with lifting motor and rope drum, described rope drum is sleeved on the output shaft of described lifting motor, and one end of described rope is walked around described pulley and is provided with hook in end, and the other end is fixedly connected with described rope sleeve;
Described lifting motor, described steer motor are electrically connected with described remote control switch respectively.
Compared with prior art, the beneficial effects of the utility model are:
The utility model product structure is simple, and manufacture easily, required input cost is low, convenient to use, realize separate men from machines operation by remote control switch, operating personal controls the lifting of hoisting crane and turns to over standing in hoisting crane several meters, guarantee operating personal 100% safety.
On the basis of technique scheme, the utility model can also do following improvement.
As a kind of preferred implementation of the present utility model, the top of described steer motor underframe be provided be connected with steer motor turn to reductor, the described output shaft of reductor that turns to is connected with described cam drive by belt, described in turn to reductor to be electrically connected with described remote control switch.
Adopt the beneficial effect of above-mentioned preferred version to be: by turn to reductor can control weight sling rear steering time speed, meet the needs of different operating environment, product is used convenient, reducing turning velocity better can ensure safety of operation.
As another kind of preferred implementation of the present utility model, described lifting motor support is provided with the lifting decelerator be connected with lifting motor, described rope drum is sleeved on the output shaft of described lifting decelerator, and described lifting decelerator is electrically connected with described remote control switch.
Adopt the beneficial effect of above-mentioned preferred version to be: can control rising or falling speed when weight is sling by lifting decelerator, meet the needs of different operating environment, product is used convenient, reducing rising or falling speed better can ensure safety of operation.
As another kind of preferred implementation of the present utility model, described base is provided with three-legged support, and the top of described three-legged support is fixedly connected with the middle part of described pillar stiffener, and three bottoms of described three-legged support are fixedly connected with described base respectively.
Adopt the beneficial effect of above-mentioned preferred version to be: the effect lower support post of three-legged support can be more firm be fixed on base, prevent pillar stiffener from rocking, ensure safety of operation, extend product service life.
As another kind of preferred implementation of the present utility model, one end that described arm is provided with pulley is inclined upwardly, one end that described arm is fixedly connected with described Steering gear top also extends downward described lifting motor support place, and is fixedly connected with described lifting motor support.
Adopt the beneficial effect of above-mentioned preferred version to be: one end arm being provided with pulley is inclined upwardly, under the prerequisite of pillar stiffener and movable post is not increased in guarantee, the height that weight is sling can be increased, save material, reduce costs.
As another kind of preferred implementation of the present utility model, described steer motor underframe is fixedly connected with described pillar stiffener.
The beneficial effect of above-mentioned preferred version is adopted to be: what can make to turn to electrical equipment underframe fixing is more firm, avoids it to shake, ensures safety of operation.
As another kind of preferred implementation of the present utility model, described arm is provided with hold-down arm, and one end of described hold-down arm is fixedly connected with described arm one end near described pulley, and the other end is fixedly connected with described Steering gear.
Adopt the beneficial effect of above-mentioned preferred version to be: hold-down arm and arm form triangular structure, more stable, can increase the load capacity of arm, extend arm service life, ensure safety of operation.
As another kind of preferred implementation of the present utility model, described arm is also provided with pipe link, one end of described pipe link is fixedly connected with the middle part of described arm, and the other end is fixedly connected with the middle part of described hold-down arm.
Adopt the beneficial effect of above-mentioned preferred version to be: pipe link to be set between hold-down arm and arm, the load capacity of arm can be increased further, extend arm service life, ensure safety of operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model product;
In accompanying drawing, the list of parts representated by each label is as follows:
1, base, 2, arm, 3, rope, 4, pillar stiffener, 5, Steering gear, 6, steer motor underframe, 7, steer motor, 8, bearing, 9, cam, 10, lifting motor support, 11, lifting motor, 12, rope drum, 13, pulley, 14, link up with, 15, lifting decelerator, 16, turn to reductor, 17, three-legged support, 18, hold-down arm, 19 pipe links.
Detailed description of the invention
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
Embodiment
As shown in Figure 1, a kind of minor crane, it comprises base 1, arm 2, rope 3 and remote control switch, rope 3 is preferably steel cable, described base 1 is installed with pillar stiffener 4, steer motor underframe 6 and three-legged support 17, described steer motor underframe 6 is fixedly connected with described pillar stiffener 4, and the top of described three-legged support 17 is fixedly connected with the middle part of described pillar stiffener 4, and three bottoms of described three-legged support 17 are fixedly connected with described base 1 respectively;
The top of described pillar stiffener 4 is provided with bearing 8 and Steering gear 5, described Steering gear 5 is rotationally connected by bearing 8 and described pillar stiffener 4, the bottom of described Steering gear 5 is provided with cam 9, the top of described steer motor underframe 6 is provided with the steer motor 7 matched with described cam 9 and the lifting decelerator 15 be connected with described lifting motor 11, described in turn to the output shaft of reductor 16 to be in transmission connection by belt and described cam 9;
One end of described arm 2 is inclined upwardly and is provided with pulley 13, the other end is fixedly connected with the top of described Steering gear 5, also extend downward described lifting motor support 10 place simultaneously, and be fixedly connected with described lifting motor support 10, described arm 2 is also provided with hold-down arm 18 and pipe link, one end of described hold-down arm 18 is fixedly connected with described arm 2 one end near described pulley 13, the other end is fixedly connected with described Steering gear 5, one end of described pipe link 19 is fixedly connected with the middle part of described arm 2, and the other end is fixedly connected with the middle part of described hold-down arm 18;
Described Steering gear 5 is also provided with lifting motor support 10, described lifting motor support 10 lays respectively at the relative both sides of described Steering gear 5 with described arm 12, described lifting motor support 10 is provided with lifting motor 11, the lifting decelerator 15 be connected with described lifting motor 11 and rope drum 12, described rope drum 12 is sleeved on the output shaft of described lifting decelerator 15, one end of described rope 3 is walked around described pulley 13 and is provided with hook 14 in end, and the other end is fixedly connected with described rope sleeve 12;
Described lifting motor 11, described lifting decelerator 15, described steer motor 7, described in turn to reductor 16 to be electrically connected with described remote control switch respectively.
The utility model product in use, base 1 only need fix on the ground by setscrew or with the reinforcing bar slide fastener cooperation that ground is got deeply stuck in by operating personal, weight is hung over after on hook 14, just may stand in over several meters, lifting motor 11 is controlled by remote control switch, the operation of lifting decelerator 15, rope drum 12 is driven to rotate with different speed, thus rope 3 is rolled, at pulley 13 with under the effect of rope 3, weight is lifted, steer motor 7 is controlled by remote control switch, turn to the operation of reductor 16, band moving cam 9 rotates, thus Rotational Cylindrical 5 is rotated, the weight be hung on arm 12 also can and then rotate, thus occurred level displacement, whole operating process is very convenient, safety, be particluarly suitable for roof, the occasions such as mountain top use.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (8)

1. a minor crane, it is characterized in that, it comprises base (1), arm (2), rope (3) and remote control switch, described base (1) is installed with pillar stiffener (4) and steer motor underframe (6), the top of described pillar stiffener (4) is provided with bearing (8) and Steering gear (5), described Steering gear (5) is rotationally connected by bearing (8) and described pillar stiffener (4), the bottom of described Steering gear (5) is provided with cam (9), the top of described steer motor underframe (6) is provided with the steer motor (7) matched with described cam (9), the output shaft of described steer motor (7) is in transmission connection by belt and described cam (9),
One end of described arm (2) is provided with pulley (13), the other end is fixedly connected with the top of described Steering gear (5), described Steering gear (5) is also provided with lifting motor support (10), described lifting motor support (10) and described arm (2) lay respectively at the relative both sides of described Steering gear (5), described lifting motor support (10) is provided with lifting motor (11) and rope drum (12), described rope drum (12) is sleeved on the output shaft of described lifting motor (11), one end of described rope (3) is walked around described pulley (13) and is provided with hook (14) in end, the other end is fixedly connected with described rope sleeve (12),
Described lifting motor (11), described steer motor (7) are electrically connected with described remote control switch respectively.
2. minor crane according to claim 1, it is characterized in that, the top of described steer motor underframe (6) be provided be connected with steer motor (7) turn to reductor (16), the described output shaft of reductor (16) that turns to is in transmission connection by belt and described cam (9), described in turn to reductor (16) to be electrically connected with described remote control switch.
3. minor crane according to claim 1, it is characterized in that, described lifting motor support (10) is provided with the lifting decelerator (15) be connected with lifting motor (11), described rope drum (12) is sleeved on the output shaft of described lifting decelerator (15), and described lifting decelerator (15) is electrically connected with described remote control switch.
4. minor crane according to claim 1, it is characterized in that, described base (1) is provided with three-legged support (17), the top of described three-legged support (17) is fixedly connected with the middle part of described pillar stiffener (4), and three bottoms of described three-legged support (17) are fixedly connected with described base (1) respectively.
5. minor crane according to claim 1, it is characterized in that, one end that described arm (2) is provided with pulley (13) is inclined upwardly, one end that described arm (2) is fixedly connected with described Steering gear (5) top also extends downward described lifting motor support (10) place, and is fixedly connected with described lifting motor support (10).
6. minor crane according to claim 1, is characterized in that, described steer motor underframe (6) is fixedly connected with described pillar stiffener (4).
7. the minor crane according to any one of claim 1-6, it is characterized in that, described arm (2) is provided with hold-down arm (18), one end of described hold-down arm (18) is fixedly connected with described arm (2) one end near described pulley (13), and the other end is fixedly connected with described Steering gear (5).
8. minor crane according to claim 7, it is characterized in that, described arm (2) is also provided with pipe link (19), one end of described pipe link (19) is fixedly connected with the middle part of described arm (2), and the other end is fixedly connected with the middle part of described hold-down arm (18).
CN201520528939.5U 2015-07-20 2015-07-20 Small crane CN204778507U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520528939.5U CN204778507U (en) 2015-07-20 2015-07-20 Small crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520528939.5U CN204778507U (en) 2015-07-20 2015-07-20 Small crane

Publications (1)

Publication Number Publication Date
CN204778507U true CN204778507U (en) 2015-11-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520528939.5U CN204778507U (en) 2015-07-20 2015-07-20 Small crane

Country Status (1)

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CN (1) CN204778507U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106429881A (en) * 2016-11-30 2017-02-22 魏伍强 Energy saving lifting device
CN106429875A (en) * 2016-10-08 2017-02-22 周末 Multifunctional mini-type hoisting device
CN106477463A (en) * 2016-11-13 2017-03-08 无锡晟欧船舶设备有限公司 A kind of mobile rubbish with guiding hangs
CN106553970A (en) * 2016-11-13 2017-04-05 无锡晟欧船舶设备有限公司 A kind of spacing pneumatic rubbish hangs
CN107986168A (en) * 2017-11-24 2018-05-04 无锡南理工新能源电动车科技发展有限公司 A kind of portable crane

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106429875A (en) * 2016-10-08 2017-02-22 周末 Multifunctional mini-type hoisting device
CN106477463A (en) * 2016-11-13 2017-03-08 无锡晟欧船舶设备有限公司 A kind of mobile rubbish with guiding hangs
CN106553970A (en) * 2016-11-13 2017-04-05 无锡晟欧船舶设备有限公司 A kind of spacing pneumatic rubbish hangs
CN106429881A (en) * 2016-11-30 2017-02-22 魏伍强 Energy saving lifting device
CN106429881B (en) * 2016-11-30 2018-04-13 魏伍强 Energy-saving lifting gear
CN107986168A (en) * 2017-11-24 2018-05-04 无锡南理工新能源电动车科技发展有限公司 A kind of portable crane

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CB03 Change of inventor or designer information

Inventor after: Ji Qicai

Inventor after: Yu Chijiang

Inventor before: Ji Qicai

Inventor before: Yu Shijiang

COR Change of bibliographic data