CN210943539U - Hydraulic tensioning device of scraper conveyor - Google Patents
Hydraulic tensioning device of scraper conveyor Download PDFInfo
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- CN210943539U CN210943539U CN201921919000.6U CN201921919000U CN210943539U CN 210943539 U CN210943539 U CN 210943539U CN 201921919000 U CN201921919000 U CN 201921919000U CN 210943539 U CN210943539 U CN 210943539U
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Abstract
The utility model discloses a scraper conveyor hydraulic pressure overspeed device tensioner, include: base, truckle, bottom plate, hydraulic cylinder, slide bar, hand wheel, horizontal pole and control panel. The front and the back of the two sides of the center of the top of the base and the center of the base are both fixedly connected with electric push rods; the caster wheels are fixed at the bottom of the base; the bottom plate is fixed at the top end of the electric push rod, round pipes are fixedly connected to the front side and the back side of the bottom plate, which are positioned at the center of the bottom plate, and through grooves are formed in the round pipes; hydraulic cylinder sets up in leading to the inslot and is close to the bottom plate, and hydraulic cylinder's top just is located hydraulic cylinder's oil inlet fixedly connected with and advances oil pipe, and hydraulic cylinder's top just is located hydraulic cylinder's oil return opening fixedly connected with oil return pipe, advances the equal fixedly connected with motorised valve in oil pipe and the oil return pipe. Therefore, the utility model discloses a scraper conveyor hydraulic pressure overspeed device tensioner has improved work efficiency, and has reduced work load.
Description
Technical Field
The utility model relates to a scraper conveyor technical field especially relates to a scraper conveyor hydraulic pressure overspeed device tensioner.
Background
A scraper chain is used for traction, a conveyor for conveying bulk materials in a groove is called a scraper conveyor, and the scraper conveyor is generally composed of a machine head, a middle part, a machine tail part and the like, can be used for horizontal transportation and inclined transportation, and has the advantages of simple structure, firmness, durability and the like.
Scraper conveyor is after using a period, and the scraper chain can appear wearing and tearing or not hard up, need change and the tensioning to scraping the scraper chain, uses the bolt to scrape the scraper chain locking at present usually, and one person operates control button, and two people trade chain and tensioning operation, waste time and energy, have increased workman's work load.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a scraper conveyor hydraulic pressure overspeed device tensioner, it can improve work efficiency, and has reduced work load.
In order to achieve the above object, the utility model provides a scraper conveyor hydraulic pressure overspeed device tensioner, include: base, truckle, bottom plate, hydraulic cylinder, slide bar, hand wheel, horizontal pole and control panel. The front and the back of the two sides of the center of the top of the base and the center of the base are both fixedly connected with electric push rods; the caster wheels are fixed at the bottom of the base; the bottom plate is fixed at the top end of the electric push rod, round pipes are fixedly connected to the front side and the back side of the bottom plate, which are positioned at the center of the bottom plate, and through grooves are formed in the round pipes; the hydraulic oil cylinder is arranged in the through groove and close to the bottom plate, an oil inlet pipe is fixedly connected to the top of the hydraulic oil cylinder and is positioned at an oil inlet of the hydraulic oil cylinder, an oil return pipe is fixedly connected to the top of the hydraulic oil cylinder and is positioned at an oil return port of the hydraulic oil cylinder, and electric valves are fixedly connected in the oil inlet pipe and the oil return pipe; the sliding rod is fixed at the left end of the hydraulic oil cylinder, a thread groove is formed in the top of the sliding rod and located outside the through groove, and a screw rod is connected in the thread groove; the hand wheel is fixedly connected to the top end of the screw rod and is positioned above the sliding rod; the cross rod is rotationally connected to the bottom end of the screw rod; the control panel is fixedly connected to the front surface of the base; wherein, the bottom of pipe just is located the left side fixedly connected with baffle of bottom plate, and the spout has been seted up to the bottom of slide bar and the right side that is located the thread groove, and the spout in-connection has the slider, the electronic hydraulic tong of bottom fixedly connected with of slider.
In one or more embodiments, the control panel and the electric push rod, the control panel and the electric valve, and the control panel and the electric hydraulic pliers are electrically connected, and one ends of the oil inlet pipe and the oil return pipe, which are far away from the circular pipe, are fixedly connected with the hydraulic oil tank.
In one or more embodiments, the slide bar and the through groove are connected in a sliding manner, and the slide block and the through groove are connected in a sliding manner, and the shape of the slide bar is matched with the shape of the through groove.
In one or more embodiments, the length of the cross-bar is adapted to the length of the chain links of the scraper chain, and the shape of the baffles is adapted to the shape of the chain links of the scraper chain.
In one or more embodiments, the length of the screw rod is matched with the length from the sliding rod to the bottom of the baffle, and the connection mode of the thread groove and the screw rod is a thread connection.
In one or more embodiments, the casters and the electric push rod are all provided with four, and the base, the bottom plate, the slide rod and the circular tube are all made of aluminum alloy.
Compared with the prior art, according to the utility model discloses a scraper conveyor hydraulic pressure overspeed device tensioner, it can improve work efficiency, reduces workload, adapts to the higher scraper conveyor of mounting height, and has reduced manufacturing cost.
Drawings
Fig. 1 is a front cross-sectional view of a hydraulic tensioner for a scraper conveyor according to an embodiment of the present invention.
Fig. 2 is a front view structural schematic diagram of a hydraulic tensioning device of a scraper conveyor according to an embodiment of the present invention.
Fig. 3 is an enlarged schematic view at a in fig. 1.
Fig. 4 is an enlarged schematic view B of fig. 1.
Description of the main reference numerals:
1-base, 2-truckle, 3-electric push rod, 4-bottom plate, 5-round tube, 6-through groove, 7-hydraulic oil cylinder, 8-oil inlet tube, 9-oil return tube, 10-electric valve, 11-slide rod, 12-thread groove, 13-screw rod, 14-hand wheel, 15-cross rod, 16-baffle, 17-chute, 18-slide block, 19-electric hydraulic clamp and 20-control panel.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1 to 2, fig. 1 is a front sectional view of a hydraulic tensioner of a scraper conveyor according to an embodiment of the present invention; fig. 2 is a front view structural schematic diagram of a hydraulic tensioning device of a scraper conveyor according to an embodiment of the present invention.
According to an embodiment of the utility model, the design of the hydraulic tensioning device of the scraper conveyor comprises a base 1, wherein the bottom of the base 1 is fixedly connected with a caster 2, the front and the back of the two sides of the center of the top of the base 1 and the center of the base 1 are both fixedly connected with an electric push rod 3, the top end of the electric push rod 3 is fixedly connected with a bottom plate 4, and the front and the back of the bottom plate 4 and the center of the bottom plate 4 are both fixedly connected with a round pipe 5; truckle 2 and electric putter 3 all are provided with four and base 1, bottom plate 3, slide bar 11 and pipe 5 and make by the aluminum alloy, and the aluminum alloy has the quality light, and is corrosion-resistant, advantage that the price is low, has also made things convenient for the device to remove when having reduced manufacturing cost.
In one or more embodiments, logical groove 6 has been seted up in the pipe 5, leads to in the groove 6 and is close to 4 positions of bottom plate fixedly connected with hydraulic cylinder 7, and hydraulic cylinder 7's top just is located hydraulic cylinder 7 oil inlet and goes out fixedly connected with and advance oil pipe 8, and hydraulic cylinder 7's top just is located hydraulic cylinder 7 oil return opening position fixedly connected with return oil pipe 9, advances oil pipe 8 and the equal fixedly connected with motorised valve 10 in the oil return oil pipe 9.
In one or more embodiments, as shown in fig. 3, fig. 3 is an enlarged schematic view at a in fig. 1. The left end fixedly connected with slide bar 11 of hydraulic cylinder 7, slide bar 11 and logical groove 6, the connected mode of slider 17 and spout 18 is sliding connection and the shape of slide bar 11 and the shape looks adaptation that leads to groove 6, the top of slide bar 11 just is located to open outside logical groove 6 and is equipped with thread groove 12, threaded groove 12 is the internal screw rod 13 that is connected of thread groove, the length of screw rod 13 and slide bar 11 to the length looks adaptation of baffle 16 bottom and the connected mode of thread groove 12 and screw rod 13 are threaded connection, ensure that horizontal pole 15 can contact the top of scraping scraper chain screw rod 13 and be located the top fixedly connected with hand wheel 14 of slide bar 11.
In one or more embodiments, the bottom end of the screw 13 is rotatably connected with a cross bar 15, the length of the cross bar 15 is matched with the length of the chain link of the scraper chain, the shape of the baffle 16 is matched with the shape of the chain link of the scraper chain, the baffle 16 can be plugged into the chain link of the scraper chain to prevent the scraper chain from sliding when tensioned, and the baffle 16 is fixedly connected to the bottom of the circular tube 5 and positioned on the left side of the bottom plate 4.
In one or more embodiments, as shown in fig. 4, fig. 4 is an enlarged schematic view B of fig. 1. The bottom of slide bar 11 just is located the right side of thread groove 12 and has seted up spout 17, spout 17 in-connection has slider 18, the bottom fixedly connected with electronic hydraulic tong 19 of slider 18, the positive fixedly connected with control panel 20 of base 1, control panel 20 and electric putter 3, control panel 20 and motorised valve 10 and control panel 20 and electronic hydraulic tong 19's connected mode are electric connection and advance oil pipe 8 and return oil pipe 9 and keep away from pipe 5 one end all with hydraulic tank fixed connection.
In practical application, the utility model discloses a scraper conveyor hydraulic pressure overspeed device tensioner's work flow as follows: when the scraper chain replacing device is used, the base 1 is moved to the tail of the scraper conveyor, the scraper conveyor is started, a scraper chain to be replaced is moved to the tail, the electric push rod 3 is started through the control panel 20, the electric push rod 3 pushes the bottom plate 4 to ascend, the bottom plate 4 is moved to the upper side of the scraper conveyor, the base 1 is pushed, and the baffle 16 below the bottom plate 4 is aligned to the rightmost scraper chain link to be replaced; opening an electric valve in an oil inlet pipe 8, enabling hydraulic oil to enter a hydraulic oil cylinder 7 through the oil inlet pipe 8, enabling a piston rod in the hydraulic oil cylinder 7 to move leftwards, and enabling the piston rod of the hydraulic oil cylinder 7 to push a sliding rod 11 to move leftwards, so that a cross rod 15 on the sliding rod 11 is aligned to a scraper chain link which needs to be replaced at the leftmost side; the cross rod 15 is rotated to enable the cross rod 15 to be parallel to the scraper chain links, the control panel 20 starts the electric push rod 3, and the electric push rod 3 drives the bottom plate 4 to descend so as to drive the baffle 16 to be in the scraper chain links; rotating a hand wheel 14, wherein the hand wheel 14 drives a screw rod 13 to rotate, the screw rod 13 drives a cross rod 15 to move downwards through a thread groove 12, the cross rod 15 enters a scraper chain link, and after the cross rod 15 penetrates through the scraper chain link, the cross rod 15 is rotated reversely, so that the cross rod 15 is perpendicular to the scraper chain link; the slide block 18 is moved, the slide block 18 drives the electric hydraulic clamp 19 to move to a scraper chain needing to be replaced, the control panel 20 starts the electric hydraulic clamp 19, the electric hydraulic clamp 19 shears the scraper chain, a new scraper chain is replaced, the electric valve 10 in the oil return pipe 9 is started, hydraulic oil enters the hydraulic oil cylinder 7 through the oil return pipe 9, the hydraulic oil pushes the piston rod to move reversely, and the piston rod drives the scraper chain to move reversely through the slide rod 11 and the screw 13, so that the scraper chain is tensioned; after tensioning is finished, the cross rod 15 is rotated to enable the cross rod 15 to be parallel to the scraper chain links, the hand wheel 14 is rotated in the reverse direction, the hand wheel 14 drives the screw rod 13 to rotate, and the screw rod 13 drives the cross rod 15 to move upwards to be separated from the scraper chain.
In a word, the utility model discloses a scraper conveyor hydraulic pressure overspeed device tensioner has following beneficial effect:
1. by arranging the hydraulic oil cylinder, the slide rod, the screw rod, the baffle plate and the electric hydraulic clamp, the screw rod and the baffle plate fix the scraper chain to be replaced, the hydraulic clamp cuts the scraper chain, a new scraper chain is replaced, the hydraulic oil cylinder drives the scraper chain at one end to move through the slide rod, so that the scraper chain is tensioned, after the scraper chain is tensioned, the scraper chain is connected together by using tools such as pins and the like, the operation can be completed by only two workers, the problems that the scraper chain is worn or loosened after the current scraper conveyor is used for a period of time, the scraper chain needs to be replaced and tensioned, the scraper chain is locked by using bolts at present, a control button is operated by one person, two people perform chain replacement and tensioning operation, time and labor are wasted, and the workload of the workers is increased are solved;
2. the electric push rod is arranged, and the bottom plate is pushed to the position above the scraper conveyor through the electric push rod, so that the scraper conveyor with a higher installation height can be adapted;
3. through setting up the truckle, make base, bottom plate, slide bar and pipe by the aluminum alloy, the aluminum alloy has the quality light, and is corrosion-resistant, advantage that the price is low, also makes things convenient for the device to rely on the truckle to remove when having reduced manufacturing cost.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (6)
1. A scraper conveyor hydraulic tensioning device, characterized by comprising:
the electric push rod is fixedly connected to the front side and the back side of the two sides of the center of the top of the base and positioned at the center of the base;
the caster is fixed at the bottom of the base;
the bottom plate is fixed at the top end of the electric push rod, round pipes are fixedly connected to the front side and the back side of the bottom plate, which are positioned at the center of the bottom plate, and through grooves are formed in the round pipes;
the hydraulic oil cylinder is arranged in the through groove and is close to the bottom plate, an oil inlet pipe is fixedly connected to the top of the hydraulic oil cylinder and is positioned at an oil inlet of the hydraulic oil cylinder, an oil return pipe is fixedly connected to the top of the hydraulic oil cylinder and is positioned at an oil return port of the hydraulic oil cylinder, and electric valves are fixedly connected to the oil inlet pipe and the oil return pipe;
the sliding rod is fixed at the left end of the hydraulic oil cylinder, a threaded groove is formed in the top of the sliding rod and located outside the through groove, and a screw rod is connected in the threaded groove;
the hand wheel is fixedly connected to the top end of the screw rod and is positioned above the sliding rod;
the cross rod is rotatably connected to the bottom end of the screw rod; and
the control panel is fixedly connected to the front surface of the base;
the bottom of the round pipe is located on the left side of the bottom plate and is fixedly connected with a baffle, the bottom of the sliding rod is located on the right side of the thread groove and is provided with a sliding groove, a sliding block is connected in the sliding groove, and the bottom of the sliding block is fixedly connected with an electric hydraulic clamp.
2. The hydraulic tensioning device for the scraper conveyor as claimed in claim 1, wherein the control panel and the electric push rod, the control panel and the electric valve, and the control panel and the electric hydraulic pliers are electrically connected, and the ends of the oil inlet pipe and the oil return pipe, which are far away from the circular pipe, are fixedly connected with a hydraulic oil tank.
3. The hydraulic tensioning device of a scraper conveyor as claimed in claim 1, characterized in that the slide bar is connected with the through groove and the slide block is connected with the sliding groove in a sliding manner, and the shape of the slide bar is matched with the shape of the through groove.
4. The scraper conveyor hydraulic tensioning device of claim 1, characterized in that the length of the cross-bar is adapted to the length of the chain links of the scraper chain and the shape of the baffles is adapted to the shape of the chain links of the scraper chain.
5. The hydraulic tensioning device for a scraper conveyor as claimed in claim 1, characterized in that the length of the screw is matched with the length from the slide bar to the bottom of the baffle plate, and the connection manner of the thread groove and the screw is a threaded connection.
6. The hydraulic tensioner of claim 1, wherein four casters are provided and the electric push rod, and the base, the bottom plate, the slide bar, and the round tube are made of aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921919000.6U CN210943539U (en) | 2019-11-08 | 2019-11-08 | Hydraulic tensioning device of scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921919000.6U CN210943539U (en) | 2019-11-08 | 2019-11-08 | Hydraulic tensioning device of scraper conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210943539U true CN210943539U (en) | 2020-07-07 |
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ID=71395691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921919000.6U Active CN210943539U (en) | 2019-11-08 | 2019-11-08 | Hydraulic tensioning device of scraper conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210943539U (en) |
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2019
- 2019-11-08 CN CN201921919000.6U patent/CN210943539U/en active Active
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