CN211919913U - Chain wheel tensioning adjusting device of bridge type blending reclaimer - Google Patents

Abstract

The utility model relates to an efficient loading and unloading equipment of getting material of mixing in succession specifically is a sprocket tensioning adjusting device of bridge type mixing reclaimer belongs to bridge type mixing reclaimer field. The method comprises the following steps: the sliding box is internally provided with an upper beam and a lower beam, the upper beam and the lower beam are provided with grooves, the grooves are internally provided with a slide way in a matching way, the slide way is provided with a plurality of teeth, the teeth of the slide way of the upper beam correspond to the teeth of the slide way of the lower beam in position, a longitudinal connecting beam is arranged between the gap between the teeth of the slide way of the upper beam and the gap between the teeth of the slide way of the lower beam, and the upper end and the lower end of the longitudinal connecting beam are respectively connected with a backstop through bolts; be equipped with hydraulic jack in the slide that is close to on one side of longitudinal tie beam, compact structure, occupation space is little, receives the dust environmental impact little, belongs to a safe and reliable sprocket tensioning regulation form that easily adjusts.

Description

Chain wheel tensioning adjusting device of bridge type blending reclaimer

Technical Field

The utility model relates to an efficient loading and unloading equipment of getting material of mixing in succession specifically is a sprocket tensioning adjusting device of bridge type mixing reclaimer belongs to bridge type mixing reclaimer field.

Background

The bridge type blending reclaimer is suitable for bulk material storage yards of large and medium-sized iron and steel enterprises and nonferrous metallurgy enterprises, and is efficient loading and unloading equipment for continuously blending and reclaiming materials.

A chain tensioning device at a bucket wheel of an existing bridge type blending and reclaiming machine is generally tensioned by a fixed block jackscrew or a lead screw. The jackscrew of the fixed block has a simple structure, but has a small adjustable range, no adjustment allowance is left after the equipment runs for a period of time, and the workload of re-assembling and disassembling the chain is large; the lead screw tensioning is the main form of tensioning at present, and adjustable allowance is big. But lead screw occupation space, easily receive load buckling because of self limitation, and above two have certain fatal defect: the large on-site dust adjusting device cannot achieve complete dust prevention protection, and the threads are precise and easy to accumulate dust and rust, so that the tensioning device cannot be used.

Disclosure of Invention

In view of the defect that above-mentioned technique exists, the utility model aims at providing a bridge type blending reclaimer sprocket tensioning adjusting device, compact structure, occupation space is little, receives the dust environmental impact little, and safe and reliable easily adjusts the sprocket tensioning form to solve above problem.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: the utility model provides a bridge type blending reclaimer sprocket tensioning adjusting device, includes: the sliding box is internally provided with an upper beam and a lower beam, the upper beam and the lower beam are provided with grooves, the grooves are internally provided with a slide way in a matching way, the slide way is provided with a plurality of teeth, the teeth of the slide way of the upper beam correspond to the teeth of the slide way of the lower beam in position, a longitudinal connecting beam is arranged between the gap between the teeth of the slide way of the upper beam and the gap between the teeth of the slide way of the lower beam, and the upper end and the lower end of the longitudinal connecting beam are respectively connected with a backstop through bolts; a hydraulic jack is arranged in the slideway close to one side of the longitudinal connecting beam, a support is fixedly arranged at the tail end of the hydraulic jack, and the upper end and the lower end of the support are connected in a gap formed by the teeth of the upper beam slideway and the lower beam slideway;

the number of the longitudinal connecting beams is 2, the 2 connecting beams are arranged in parallel, and the two connecting beams are separated by the distance of 3-4 slideway teeth;

the longitudinal connecting beams are respectively arranged on two sides of the chain wheel shaft;

the number of the stop gears is 2, the 2 stop gears are parallel to each other, and the 2 stop gears are respectively vertical to the 2 longitudinal connecting beams, are arranged in the slide ways at the corresponding positions of the upper beam and the lower beam and are used for positioning the sliding chain wheel set;

furthermore, the stop is arranged into a movable detachable structure, so that the stop is convenient to disassemble and assemble; a handle is further arranged between the end parts of the 2 stop gears far away from the direction of the chain wheel, fastening bolts are respectively arranged at the end parts of the 2 stop gears close to the direction of the chain wheel, and the stop gears are fastened at the end parts of the longitudinal connecting beam through the fastening bolts;

the handle is of a U-shaped structure, and two ends of the handle are respectively and fixedly connected to the 2 stop gears;

the interval between the position of the support and the longitudinal connecting beam supported by the top of the hydraulic jack in the slideway is 3-4 slideway teeth;

the hydraulic jack can be used for maintenance work and storage, and one set of hydraulic jack can be used for multiple adjustment; the support is used for supporting and adjusting the stroke of the jack behind the hydraulic jack.

The chain wheel comprises a circumferential sawtooth-shaped body and a chain wheel assembly arranged in the sawtooth-shaped body, and one end of a chain wheel shaft is connected to the center of the chain wheel body; the chain wheel, the chain wheel assembly, the chain wheel shaft and the sliding box body form a sliding chain wheel group.

The utility model discloses an operating mode and principle are: the sliding chain wheel set clamping groove is matched with the slideway to slide, the sliding chain wheel set is adjusted to a proper tensioning position in the slideway by a set of jack, and then the sliding chain wheel set is fixed and fastened by two stoppers, so that tensioning adjustment is realized.

Compared with the prior art, the utility model, have following characteristics:

1. compact structure, safety and reliability, accurate positioning and small occupied space.

2. Little influence by the environment, difficult emergence corrosion of spare part, the clearance of being convenient for is applicable to the dust environment.

3. After the jack is jacked to a proper position, the sliding chain wheel set is locked by the stop block, and the jack can be used as a tool to be stored, so that the space is not occupied. And one or more of the tools can be adjusted to be tensioned at multiple positions.

4. Convenient to overhaul and replace spare parts, economical, durable and small in maintenance amount.

5. The regulating quantity is larger than that of the lead screw, and the left and right tensioning devices are required to be matched with the chain in a pre-tightening way.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a view from a-a of fig. 1.

Fig. 3 is a top view of fig. 1.

Fig. 4 is a cross-sectional view of fig. 3.

Fig. 5 is an enlarged view of a portion of the slide.

Fig. 6 is the utility model discloses sprocket tensioning adjusting device is at the structure diagram that the wheel fill chain tensioning of blending reclaimer was used.

In the figure, 1, a sliding box body, 2, a chain wheel, 3, a chain wheel shaft, 4, a slideway, 5, teeth, 6, a longitudinal connecting beam, 7, a stop, 8, a hydraulic jack, 9, a support, 10, a handle, 11 and a fastening bolt.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1-6, a chain wheel tension adjusting device of a bridge blending reclaimer comprises: a chain wheel 2 is arranged at one end of the sliding chain wheel group, a chain wheel shaft 3 is connected with the center of one side of the chain wheel 2, the chain wheel shaft 3 penetrates through a cavity in the center of the sliding box body 1, an upper beam and a lower beam are arranged in the sliding box body 1, grooves are formed in the upper beam and the lower beam, a slide way 4 is arranged in each groove in a matched mode, a plurality of teeth 5 are arranged on each slide way 4, the teeth of the slide way 4 of the upper beam correspond to the positions of the teeth 5 of the slide way 4 of the lower beam, a longitudinal connecting beam 6 is arranged between the space between the teeth of the slide way 4 of the upper beam and the space between the teeth of the slide way 4 of the lower beam, and the upper end; a hydraulic jack 8 is arranged in the slideway 4 close to one side of the longitudinal connecting beam 6, a support 9 is fixedly arranged at the tail end of the hydraulic jack 8, and the upper end and the lower end of the support 9 are connected in a gap formed by the upper beam slideway 4 and the teeth 5 of the lower beam slideway 4;

the number of the longitudinal connecting beams 6 is 2, the 2 connecting beams are arranged in parallel, and the distance between the two connecting beams is 3-4 slideway teeth;

the longitudinal connecting beams 6 are respectively arranged on two sides of the chain wheel shaft 3;

the number of the stop gears 7 is 2, the 2 stop gears 7 are parallel to each other, and the 2 stop gears 7 are respectively vertical to the 2 longitudinal connecting beams 6 and are arranged in the slide ways 4 at the corresponding positions of the upper beam and the lower beam for positioning the sliding chain wheel set;

furthermore, the stop 7 is arranged into a movable detachable structure, so that the stop 7 is convenient to disassemble and assemble; a handle 10 is further arranged between the end parts of the 2 stop dogs 7 far away from the direction of the chain wheel 2, the end parts of the 2 stop dogs 7 near the direction of the chain wheel 2 are respectively provided with a fastening bolt 11, and the stop dogs 7 are fastened at the end parts of the longitudinal connecting beam 6 through the fastening bolts 11;

the handle 10 is of a U-shaped structure, and two ends of the handle 10 are respectively and fixedly connected to the 2 stop gears 7;

the position of the support 9 and the longitudinal connecting beam 6 supported by the top of the hydraulic jack 8 are 3-4 slideway teeth at intervals in the slideway 4;

the hydraulic jacks 8 can be stored for maintenance work, and one set of hydraulic jacks 8 can be used for multiple adjustment; and the support 9 is used for supporting and adjusting the stroke of the jack behind the hydraulic jack 8.

The chain wheel 2, the chain wheel assembly, the chain wheel shaft 3 and the sliding box body 1 form a sliding chain wheel group.

The working principle of the embodiment is as follows: the clamping groove of the sliding chain wheel set 1 is matched with the slideway 4 to slide, the sliding chain wheel set is adjusted to a proper tensioning position in the slideway 4 by a set of jack, and then the sliding chain wheel set is fixed and fastened by two stoppers 7, so that tensioning adjustment is realized.

Example 2

The utility model discloses a sprocket tensioning adjusting device who refers to above-mentioned embodiment of another embodiment is in the tensioning of mixing reclaimer's wheel fill chain application, as shown in fig. 6, including the big sprocket of wheel fill, set up drive sprocket group D1 through bent plate roller chain on the big sprocket of wheel fill, be located and set up respectively on the big sprocket of wheel fill of drive sprocket group both sides the utility model discloses 1 slip sprocket group D2 (adjust formula activity small sprocket group). The driving device drives the driving chain wheel set to transmit to a large chain wheel of the wheel hopper through a bent plate roller chain, the two sides of the large chain wheel of the wheel hopper are adjustable movable small chain wheel sets, and the tensioning degree of the chain is controlled by adjusting the small chain wheel sets.

The key point of the invention is the device for intercepting and automatically unloading the large coal grate fixed in the guide chute at the head of the bucket wheel and fixed on the guide chute bracket. Can be used for design and field reconstruction, protects a belt and a cushion punch press, and is beneficial to reasonable use of materials.

Claims (8)

1. The utility model provides a bridge type blending reclaimer sprocket tensioning adjusting device which characterized in that includes: the sliding box is internally provided with an upper beam and a lower beam, the upper beam and the lower beam are provided with grooves, the grooves are internally provided with a slide way in a matching way, the slide way is provided with a plurality of teeth, the teeth of the slide way of the upper beam correspond to the teeth of the slide way of the lower beam in position, a longitudinal connecting beam is arranged between the gap between the teeth of the slide way of the upper beam and the gap between the teeth of the slide way of the lower beam, and the upper end and the lower end of the longitudinal connecting beam are respectively connected with a backstop through bolts; a hydraulic jack is arranged in the slide close to one side of the longitudinal connecting beam, a support is fixedly arranged at the tail end of the hydraulic jack, and the upper end and the lower end of the support are connected in a gap formed by the teeth of the upper beam slide and the lower beam slide.

2. The tensioning adjusting device of the chain wheel of the bridge blending reclaimer according to claim 1, characterized in that: the number of the longitudinal connecting beams is 2, the 2 connecting beams are arranged in parallel, and the two connecting beams are separated by the distance of 3-4 slideway teeth.

3. The chain wheel tension adjusting device of the bridge type blending reclaimer of claim 2, which is characterized in that: the longitudinal connecting beams are respectively arranged on two sides of the chain wheel shaft.

4. The tensioning adjusting device of the chain wheel of the bridge blending reclaimer according to claim 1, characterized in that: the backstop be 2, 2 be parallel to each other between the backstop, 2 backstops respectively with 2 vertical tie-beam vertical and set up in the slide of upper beam and underbeam corresponding position for slip sprocket group location.

5. The chain wheel tension adjusting device of the bridge type blending reclaimer of claim 4, which is characterized in that: the stop block is arranged into a movable detachable structure, so that the stop block is convenient to disassemble and assemble; the handle is further arranged between the end parts of the 2 backstops far away from the direction of the chain wheel, the end parts of the 2 backstops close to the direction of the chain wheel are respectively provided with a fastening bolt, and the backstops are fastened at the end parts of the longitudinal connecting beams through the fastening bolts.

6. The chain wheel tension adjusting device of the bridge type blending reclaimer of claim 5, which is characterized in that: the handle be U type structure, the both ends of handle are fixed connection respectively on 2 backstops.

7. The tensioning adjusting device of the chain wheel of the bridge blending reclaimer according to claim 1, characterized in that: the interval between the position of the support and the longitudinal connecting beam supported by the top of the hydraulic jack in the slideway is 3-4 slideway teeth.

8. The bridge mixer reclaimer sprocket tensioning adjusting device of any one of claims 1 to 7, wherein: the chain wheel comprises a circumference sawtooth-shaped body, the chain wheel assembly arranged in the chain wheel body is arranged, and one end of a chain wheel shaft is connected to the center of the chain wheel body.

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