CN2455679Y - Hoist at hole top - Google Patents

Hoist at hole top Download PDF

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Publication number
CN2455679Y
CN2455679Y CN 01215877 CN01215877U CN2455679Y CN 2455679 Y CN2455679 Y CN 2455679Y CN 01215877 CN01215877 CN 01215877 CN 01215877 U CN01215877 U CN 01215877U CN 2455679 Y CN2455679 Y CN 2455679Y
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CN
China
Prior art keywords
support
winch
hoists
hanging basket
safety
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 01215877
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Chinese (zh)
Inventor
刘丕泾
盛仲欣
王明吉
张福顺
刘少飞
Original Assignee
刘丕泾
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 刘丕泾 filed Critical 刘丕泾
Priority to CN 01215877 priority Critical patent/CN2455679Y/en
Application granted granted Critical
Publication of CN2455679Y publication Critical patent/CN2455679Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a material hoist, particularly a material hoist at a headframe for construction, belonging to the field of construction machinery. The utility model is mainly composed of a frame body, a top beam, a cradle, a lifting steel cable, a guide pulley and a lifting hoister. The utility model is characterized in that each section of the frame body is connected and assembled by four triangular standard sheets with refined bolts; a safety steel cable is also arranged on the cradle, so that the hoist can be stopped safely, and the hoist can have a protective function for a broken cable; a broken protective device is arranged on a movable bracket of a guide pulley at the bottom of a headframe; a height limiter and an overload limiter are arranged on the lifting hoister, so that the safety can be improved.

Description

The derrick material elevator
The utility model relates to a kind of material elevator, and the derrick material elevator that especially a kind of building operation is used belongs to the vehicle for construction field.
The derrick material elevator is simple in structure with it, and is cheap, and vertical haul is convenient, obtained using widely in construction; But, the material elevator of construction site use at present, be that building unit is made voluntarily mostly, in various degree exist unreasonable structure, no safety device, perhaps problem such as incomplete, imperfection of safety device, the requirement of the JGJ88-92 of the out of reach Ministry of Construction " portal frame and derrick material elevator technical specification of security ", wherein mainly contained three: one the support body single shaped steel rod members (angle steel) that adopt than distinct issues more, connect assembly unit with plain bolt, therefore, the support body rigidity is poor, and setting accuracy is low; The 2nd, also have seldom that a part adopts the standard knot structure, though the support body rigidity has reached, when dismounting, transportation crane or auxiliary device need be arranged, and requisite space is big during transportation, expense is high; The 3rd, lack the effective safety device of regularization, as safety stop device be mostly on the gig hanging basket or below add cover telescopic lever or a hook, after hanging basket is raised to the floor parking, the workman reaches lever in the space of support body by manual unit, but the gap is big between the lever that stretches out and support body lever or the connecting element, sometimes also can't adjust, the load of hanging basket is still all born by hoist rope, the effect of do not have safety, accurately stopping, safety does not have guarantee, has many accident potential.
The purpose of this utility model is intended to overcome above-mentioned existing device and technical deficiency, and the material elevator that a kind of rigidity rational in infrastructure, whole is good, safety device is complete effectively, be convenient to transport is provided.
For achieving the above object, the utility model is achieved in that a kind of derrick material elevator, mainly comprises support body, Tian Liang, hanging basket, hoist rope, leading sheave, the winch that hoists, and its special character is:
Each joint of a, support body all is to be assembled with reamed bolt by four triangle standard films to form;
The one safety lanyard rope reel that can rotate is flexibly arranged at the bottom of b, support body, one end of safety lanyard rope reel is provided with a cover normally closed magnet stopper, the control circuit of magnet stopper is synchronous with the brake control circuit of the winch that hoists, also be added with an insurance steel cable on the hanging basket, one end of insurance steel cable is fixed on the upper end of hanging basket, the other end through the pulley of sky on the beam of crown around safety rope reel to the derrick bottom, thereon around 1-2 week after support wheel is fixed on its end the bottom of hanging basket;
Be added with an adjustable contact on the travel(l)ing rest of c, leading sheave, one side adjustable contact have an one stroke switch, the normally closed contact of travel switch is serially connected in the control loop of magnet stopper of safety rope reel;
One end of d, the lifting drum that hoists is equipped with a height limitator, and the control line of height limitator directly is connected in the control electronic box of the winch that hoists;
E, one cover overload restriction is housed before the reel of winch that hoists takes off slot device with anti-hoist rope, mainly comprise: on the winch underframe, fix a supporting steel plate, the dynamometry leaf spring is housed on it, travel switch and adjustable contact, the normally closed point of the trip switch is serially connected in the control loop of contactless for hoisting, above supporting steel plate, an anticreep and adjustable retaining support are equipped with in the place ahead of lifting drum, being equipped with one on the retaining support can go up, the long support roller of following adjustment, respectively there is an anticreep both sides of retaining support, mobilizable baffle plate, baffle plate are connected with a travel switch respectively.
The utility model compared with the prior art, because the triangle standard film that support body uses comes welding processing with the purpose made mould, so its setting accuracy height, whole rigidity is good, and has commonality, interchangeability, every heavily about 25 kilograms, when installing, dismantling and transporting, need not any weight-lifting equipment and auxiliary device can finish, convenient and swift, cost saving; Safety device is complete, and existing safety stop device, hoist rope fender guard, height limitator also have overload restriction and anti-rope releaser, have eliminated accident potential, have ensured construction safety.
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is overload restriction and anti-rope releaser scheme drawing.
Fig. 4 is that the B of Fig. 3 is to view.
As shown in Figure 1; derrick material elevator described in the utility model is taken off slot device 9, height limitator 11 and the winch 10 that hoists etc. and is formed by safety lanyard rope reel 1, hanging basket 2, insurance steel cable 3, hoist rope 4, support body 5, anti-break rope fender guard 6, leading sheave 7, load limiter 8, anti-steel rope; hoist rope 4 is wrapped on the lifting drum that hoists; its mouth is walked around the leading sheave 7 of support body 5 bottoms; by the pulley on the sky beam 12, be fixed on day beam 12 after walking around the pulley at hanging basket 2 tops.
As shown in Figure 1, each joint of support body 5 all is to be assembled with reamed bolt by four triangle standard films to form, the setting accuracy height, every heavily about 25 kilograms, can install easily, dismounting and transportation, the one safety lanyard rope reel 1 that can rotate is flexibly arranged at the bottom of support body 5, one end of safety lanyard rope reel is provided with a cover normally closed magnet stopper 15, the control circuit of magnet stopper 15 is synchronous with the brake control circuit of the winch 10 that hoists, also be added with an insurance steel cable 3 on the hanging basket 2, one end of insurance steel cable 3 is fixed on the upper end of hanging basket 2, pulley on the sky beam 12 at other end process derrick 5 tops is around the safety rope reel 1 to derrick 5 bottoms, thereon around 1-2 week after support wheel 16 is fixed on its end the bottom of hanging basket 2, insurance steel cable 3 has formed an osed top attachment system with hanging basket 2 like this, as Fig. 1, shown in Figure 2, when hanging basket 2 rises, hanging basket lower end pulling insurance steel cable 3, friction force by the insurance steel cable on the safety lanyard rope reel drives 1 rotation of safety lanyard rope reel, meanwhile, the insurance steel cable of hanging basket upper end is loosening, because of the two ends of insurance steel cable are to be fixed on the same hanging basket, so the folding and unfolding insurance steel cable is synchronous, the situation of steel rope and the normal operation of overslaugh can not appear pulling apart, after hanging basket rises to the floor material loading platform, the winch 10 that hoists stops, the magnet stopper 15 of safety lanyard rope reel is brake simultaneously also, at this moment, hanging basket 2 and load are just born jointly by hoist rope 4 and insurance steel cable 3, like this, need not operate manually, just can realize that the safety and precise ground of material is stopped; Be added with an adjustable contact 14 on the travel(l)ing rest 13 of the leading sheave 7 of support body 5 bottoms, there is one stroke switch 6 on one side of adjustable contact 14, the normally closed contact of travel switch 6 is serially connected in the control loop of magnet stopper 15 of safety rope reel, during normal the operation, adjustable contact 14 clamping stroke switches 6 on the leading sheave 7, the magnet stopper 15 of safety lanyard rope reel 1 just can be opened, in case if hoist rope fracture, must fall after leading sheave 7 weightlessness, the normally closed contact of travel switch 6 is opened, the drg of safety lanyard rope reel is braked immediately, and hanging basket will rely on insurance steel cable and steadily stop, and can not produce the downslide phenomenon; The end of winch 10 reels of hoisting is equipped with a height limitator 11, the control line of height limitator 11 directly is connected in the control electronic box of the winch 10 that hoists, like this with regard to having overcome that the superelevation limiting device is installed in that crown will grow that distance is set up control cable and cause dangerous and be not easy to shortcoming such as maintaining.
As Fig. 3, shown in Figure 4, one cover overload restriction is housed before the reel of winch 10 that hoists takes off slot device with anti-hoist rope, mainly comprise: on winch underframe 27, fix a supporting steel plate 18, dynamometry leaf spring 19 is housed on it, travel switch 20 and adjustable contact 21, the normally closed point of travel switch 20 is serially connected in the control loop of contactless for hoisting, above supporting steel plate 18, an anticreep and adjustable retaining support 22 are equipped with in the place ahead of lifting drum 26, being equipped with one on the retaining support 22 can go up, the long support roller 17 of following adjustment, respectively there is an anticreep both sides of retaining support 22, mobilizable baffle plate 23, baffle plate 23 is connected with a travel switch 24 respectively, and 25 is the mouth of hoist rope; After the load-bearing of winch hoist rope pull-up hanging basket, its tension force certainly will force long support roller 17 to move down, at this moment, supporting steel plate 18 below the long support roller also has been subjected to a pressure, this pressure has been passed to side force leaf spring 19 again, makes its flexural deformation, thereby the normally closed point of travel switch 20 is disconnected, because of the normally closed point of travel switch 20 is serially connected in the control loop of contactless for hoisting, so just realized the purpose that overload is stopped; Anti-hoist rope from the principle that reel takes off rope is: respectively there is a mobilizable baffle plate 23 anticreep divider both sides, long support roller 17 top, distance between two shifting boards is less than the length of the lifting drum that hoists, when certain reason causes hoist rope will be when a certain side be deviate from, certainly will push baffle plate 23, baffle plate 23 just touches travel switch 24, the normally closed point of travel switch 24 just disconnects, thereby has realized that hoist rope takes off the function that groove just cuts off the power supply and stops immediately.

Claims (1)

  1. A kind of derrick material elevator mainly comprises support body (5), day beam (12), hanging basket (2), hoist rope (4), leading sheave (7), the winch that hoists (10), it is characterized in that:
    Each joint of a, support body (5) all is to be assembled with reamed bolt by four triangle standard films to form;
    B, the one safety lanyard rope reel (1) that can rotate is flexibly arranged at the bottom of support body (5), one end of safety lanyard rope reel is provided with a cover normally closed magnet stopper (15), the control circuit of magnet stopper (15) is synchronous with the brake control circuit of the winch (10) that hoists, also be added with an insurance steel cable (3) on the hanging basket (2), one end of insurance steel cable (3) is fixed on the upper end of hanging basket (2), the other end through the pulley on the sky beam (12) at derrick (5) top around safety rope reel (1) to derrick (5) bottom, thereon around 1-2 week after support wheel (16) is fixed on its end the bottom of hanging basket (2);
    Be added with an adjustable contact (14) on the travel(l)ing rest (13) of c, leading sheave (7), adjustable contact (14) one side one stroke switch (6) arranged, the normally closed contact of travel switch (6) is serially connected in the control loop of magnet stopper (15) of safety rope reel;
    One end of d, the winch that hoists (10) reel is equipped with a height limitator (11), and the control line of height limitator (11) directly is connected in the control electronic box of the winch that hoists (10);
    E, one cover overload restriction is housed before the reel of the winch that hoists (10) takes off slot device with anti-hoist rope, mainly comprise: on winch underframe (27), fix a supporting steel plate (18), dynamometry leaf spring (19) is housed on it, travel switch (20) and adjustable contact (21), the normally closed point of travel switch 20 is serially connected in the control loop of contactless for hoisting, top in supporting steel plate (18), an anticreep and adjustable retaining support (22) are equipped with in the place ahead of lifting drum (26), being equipped with one on the retaining support (22) can go up, the long support roller (17) of following adjustment, respectively there is an anticreep both sides of retaining support (22), mobilizable baffle plate (23), baffle plate (23) are connected with a travel switch (24) respectively.
CN 01215877 2001-01-05 2001-01-05 Hoist at hole top Expired - Fee Related CN2455679Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 01215877 CN2455679Y (en) 2001-01-05 2001-01-05 Hoist at hole top

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 01215877 CN2455679Y (en) 2001-01-05 2001-01-05 Hoist at hole top

Publications (1)

Publication Number Publication Date
CN2455679Y true CN2455679Y (en) 2001-10-24

Family

ID=33634382

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 01215877 Expired - Fee Related CN2455679Y (en) 2001-01-05 2001-01-05 Hoist at hole top

Country Status (1)

Country Link
CN (1) CN2455679Y (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102344064A (en) * 2010-07-30 2012-02-08 东芝电梯株式会社 Rope detecting apparatus
CN102486368A (en) * 2010-12-06 2012-06-06 沈阳理工大学 Solar-energy wireless height limiter
CN102627211A (en) * 2012-04-23 2012-08-08 江苏金土木建设集团华顺工程有限公司 Lifting overweight protection device for hoister
CN102925631A (en) * 2012-11-22 2013-02-13 中冶华天工程技术有限公司 Novel vacuum circulating degassing furnace and processing method thereof
CN103696579A (en) * 2013-12-16 2014-04-02 上海建工四建集团有限公司 Vertical material conveyor
CN113250434A (en) * 2021-06-24 2021-08-13 安徽长青建筑制品有限公司 Multifunctional composite scaffold system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102344064A (en) * 2010-07-30 2012-02-08 东芝电梯株式会社 Rope detecting apparatus
CN102486368A (en) * 2010-12-06 2012-06-06 沈阳理工大学 Solar-energy wireless height limiter
CN102627211A (en) * 2012-04-23 2012-08-08 江苏金土木建设集团华顺工程有限公司 Lifting overweight protection device for hoister
CN102925631A (en) * 2012-11-22 2013-02-13 中冶华天工程技术有限公司 Novel vacuum circulating degassing furnace and processing method thereof
CN102925631B (en) * 2012-11-22 2015-01-14 中冶华天工程技术有限公司 Novel vacuum circulating degassing furnace and processing method thereof
CN103696579A (en) * 2013-12-16 2014-04-02 上海建工四建集团有限公司 Vertical material conveyor
CN113250434A (en) * 2021-06-24 2021-08-13 安徽长青建筑制品有限公司 Multifunctional composite scaffold system

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee
C19 Lapse of patent right due to non-payment of the annual fee