CN107568929B - petroleum pipeline design drawing placer - Google Patents
petroleum pipeline design drawing placer Download PDFInfo
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- CN107568929B CN107568929B CN201711059809.1A CN201711059809A CN107568929B CN 107568929 B CN107568929 B CN 107568929B CN 201711059809 A CN201711059809 A CN 201711059809A CN 107568929 B CN107568929 B CN 107568929B
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Abstract
The invention relates to a placement device, in particular to a petroleum pipeline design drawing placement device. The invention aims to solve the technical problem of providing a petroleum pipeline design drawing placing device which can adjust the height, prevent drawings from being blown up by wind and adjust the angle without needing to bend over to watch the drawings. In order to solve the technical problem, the invention provides a petroleum pipeline design drawing placing device, which comprises a bottom plate and the like; the top of the bottom plate is provided with a driving device, a driving part of the driving device is provided with a lifting device, and a placing plate is arranged on the lifting part of the lifting device. According to the invention, the lifting device is driven by the driving device to move up and down, so that the position of the placing plate is adjusted, the rotating device is arranged, and the direction of the placing plate can be adjusted, so that the effects of adjusting the height, preventing the drawing from being blown up by wind and adjusting the angle without bending over to watch the drawing are achieved.
Description
Technical Field
The invention relates to a placement device, in particular to a petroleum pipeline design drawing placement device.
Background
Petroleum, one of the main objects of geological exploration, is a viscous, dark brown liquid, known as "industrial blood". The upper part of the crust has oil storage. The main component is a mixture of various alkanes, cycloalkanes and aromatics.
A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Generally, a fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., and then flows from a high pressure portion to a low pressure portion of a pipe, or is transported by the pressure or gravity of the fluid itself. The use of pipelines is very widespread, mainly in water supply, drainage, heating, gas supply, long-distance oil and gas delivery, agricultural irrigation, hydraulic engineering and various industrial installations.
after the design of petroleum pipeline design drawing is good, the height that can not adjust the drawing when operating personnel watches, the drawing is easily blown up by wind, the drawing tiling needs to bend down when the desktop is watched, consequently need urgent research and development a can height-adjusting, the drawing is difficult to be blown up by wind, but angle regulation does not need to bend down and watches the petroleum pipeline design drawing placer of drawing.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects that the height of a drawing cannot be adjusted when an operator watches the drawing, the drawing is easy to blow up, and the drawing needs to bend down when the operator watches the drawing by spreading on a desktop.
(2) Technical scheme
In order to solve the technical problem, the invention provides a petroleum pipeline design drawing placing device which comprises a bottom plate, a placing plate, a driving device and a lifting device, wherein the driving device is arranged at the top of the bottom plate, the lifting device is arranged on a driving part of the driving device, and the placing plate is arranged on a lifting part of the lifting device.
Preferably, the driving device comprises a first motor, a first bearing seat, a first gear, a first rotating shaft and a second gear, the first motor and the first bearing seat are installed in the middle of the top of the bottom plate, the first motor is located on the right side of the first bearing seat, the first gear is installed on an output shaft of the first motor, a bearing in the first bearing seat is connected with the first rotating shaft, the second gear is installed in the middle of the first rotating shaft, the second gear is located on the left side of the first gear, and the second gear is meshed with the first gear.
Preferably, elevating gear is including lead screw, nut, sleeve and installation pole, and the lead screw is installed to first pivot top, and the cover has the nut on the lead screw, installs the sleeve on the nut, and lead screw and nut all are located the sleeve, and the installation pole is installed at the sleeve top, and the board is placed in installation pole top installation.
Preferably, the gear box further comprises a rotating device, the rotating device comprises a second rotating shaft, a one-way clutch, a third rotating shaft, a third gear and vertical teeth, the second rotating shaft is installed in the middle of the top of the first gear, the one-way clutch is installed at the top end of the second rotating shaft, the third rotating shaft is installed at the top end of the one-way clutch, the third gear is installed at the top of the third rotating shaft, the vertical teeth are vertically arranged on the outer side surface of the sleeve, the vertical teeth are meshed with the third gear, and the vertical gear is in vertical sliding fit with the third gear.
Preferably, still including fixing device, fixing device is including the movable rod, the fixed plate, first spring, clamp plate and handle, it has first through-hole to place opening of board left front and back symmetry, place opening of board right-hand front and back symmetry and have first through-hole, equal vertical movable rod that is equipped with in the first through-hole, sliding fit about movable rod and the first through-hole, the fixed plate is installed to the movable rod bottom around, the fixed plate top with place and be connected with first spring between the board bottom, the movable rod top is connected with the clamp plate around, the handle is installed at the clamp plate top.
Preferably, the electric reel is installed on the lower portion of the left side face of the installation rod, the electric reel is wound with the pull wire, and the tail end of the pull wire is connected with the left side of the bottom of the placement plate.
Preferably, the automobile seat further comprises a frame body, a second bearing seat and a third bearing seat, the frame body is installed at the top of the bottom plate, the second bearing seat and the third bearing seat are installed at the top of the frame body in an embedded mode, the first rotating shaft and the second rotating shaft are located in the second bearing seat and the third bearing seat respectively, and the frame body is net-shaped.
Preferably, the device also comprises a rubber pad, and the rubber pad is arranged at the bottom of the pressing plate.
Preferably, still including universal pipe and light, place the board left surface and install universal pipe, install the light on the universal pipe, the light is located places the board upper left side.
The working principle is as follows: when the paper lifting device is used, an operator places paper on the placing plate, and then the driving device is started to drive the lifting device to adjust the height of the placing plate, so that the height of the drawing is adjusted.
Because drive arrangement installs first motor and first bearing frame including first motor, first bearing frame, first gear, first pivot and second gear in the middle of the bottom plate top, first motor is located first bearing frame right-hand, installs first gear on the output shaft of first motor, and the bearing in the first bearing frame is connected with first pivot, and first pivot mid-mounting has the second gear, and the second gear is located first gear left, second gear and first gear engagement. Therefore, an operator starts the first motor to rotate, the first motor drives the first gear to rotate, the first gear drives the second gear to rotate, and the second gear drives the first rotating shaft to rotate.
Because elevating gear is including lead screw, nut, sleeve and installation pole, the lead screw is installed to first pivot top, and the cover has the nut on the lead screw, installs the sleeve on the nut, and lead screw and nut all are located the sleeve, and the installation pole is installed at the sleeve top, and the board is placed in installation pole top installation. So first pivot corotation drives the lead screw corotation, and the lead screw drives the nut and up moves, and the nut drives the sleeve and up moves to adjusted the height of placing the board, when adjusting suitable height, operating personnel closes first motor, and when first pivot reversal, the nut down moves, and the nut drives the sleeve and down moves, thereby drives and places the board and down move.
Because still including rotary device, rotary device installs the second pivot including second pivot, one way clutch, third pivot, third gear and perpendicular tooth in the middle of the first gear top, and one way clutch is installed on second pivot top, and the third pivot is installed on one way clutch top, and the third gear is installed at third pivot top, and vertical division of sleeve lateral surface has perpendicular tooth, erects tooth and third gear engagement, erects gear and third gear sliding fit from top to bottom. When the first motor rotates forwards, the second rotating shaft rotates under the action of the one-way clutch, the third rotating shaft cannot rotate, and when the first motor rotates backwards, the third rotating shaft rotates along with the first rotating shaft under the action of the one-way clutch, so that the third gear is driven to rotate, the third gear drives the sleeve to rotate, the position of the placing plate is adjusted, and the novel electric car seat is more convenient to use.
Because still including fixing device, fixing device is including the movable rod, the fixed plate, first spring, clamp plate and handle, it has first through-hole to place opening of board left front and back symmetry, it has first through-hole to place opening of board right-hand front and back symmetry, equal vertical movable rod that is equipped with in the first through-hole, sliding fit about movable rod and the first through-hole, the fixed plate is installed to the front and back movable rod bottom, the fixed plate top with place and be connected with first spring between the board bottom, the front and back movable rod top is connected with the clamp plate, the handle is installed at the clamp plate top. So operating personnel lifts up the clamp plate through the handle, and first spring compresses thereupon, places again the clamp plate below with the drawing paper, then slowly unclamps the clamp plate, and under the effect of first spring, the clamp plate can be tightly pushed down the drawing to make the drawing can not blown away by wind, after having seen the drawing, operating personnel lifts up the clamp plate through the handle, then take out the drawing can.
Because still including second spring, electronic reel and act as go-between, place the board and can also be connected through the mode of articulated connection with the installation pole, place the board bottom and be connected with the second spring with installation pole upper portion bilateral symmetry, install the electronic reel of pole left surface lower part, the last winding of electronic reel has the act as go-between, the end of acting as go-between is connected with place board bottom left. Therefore, the electric winding wheel is started by an operator to take up the stay wire, the stay wire drives the placing plate to move leftwards and downwards, the left second spring is compressed along with the stay wire, the placing plate moves rightwards and upwards, the right second spring is stretched along with the stay wire, and the placing plate is arranged in a left-low-right-high mode, so that the angle of the placing plate is adjusted, and the electric winding wheel is more convenient to use.
Because still including framework, second bearing frame and third bearing frame, the framework is installed at the bottom plate top, and embedded second bearing frame and the third bearing frame of installing in framework top, first pivot and second pivot are located second bearing frame and third bearing frame respectively, and the framework is netted. Therefore, under the protection of the frame body, the first motor, the first gear and the second gear cannot be damaged by the outside, and meanwhile, under the action of the second bearing seat and the third bearing seat, the invention can be more stable.
because still including the rubber pad, the rubber pad is installed to the clamp plate bottom. Therefore, the rubber pad is soft in texture, and the drawing cannot be crushed by the pressing plate when the drawing is fixed.
Because still including universal pipe and light, place the board left surface and install universal pipe, install the light on the universal pipe, the light is located places the board upper left side. Therefore, under the condition of poor lighting conditions, an operator can turn on the lighting lamp and can adjust the position of the lighting lamp through the universal pipe, so that the LED illuminating lamp is not influenced by the lighting conditions when in use.
(3) Advantageous effects
According to the invention, the lifting device is driven by the driving device to move up and down, so that the position of the placing plate is adjusted, the rotating device is arranged, and the direction of the placing plate can be adjusted, so that the effects of adjusting the height, preventing the drawing from being blown up by wind and adjusting the angle without bending over to watch the drawing are achieved.
drawings
fig. 1 is a schematic cross-sectional view of a first front view of the present invention.
Fig. 2 is a cross-sectional schematic view of a second front view of the present invention.
Fig. 3 is a schematic cross-sectional view of a third front view of the present invention.
Fig. 4 is a schematic structural diagram of a top view of the fixing device of the present invention.
Fig. 5 is a cross-sectional schematic view of a fourth front view of the present invention.
Fig. 6 is a schematic cross-sectional view of a fifth front view of the present invention.
The labels in the figures are: 1-base plate, 2-placement plate, 3-drive, 4-lift, 31-first motor, 32-first bearing, 33-first gear, 34-first shaft, 35-second gear, 41-lead screw, 42-nut, 43-sleeve, 44-mounting rod, 5-rotation, 51-second shaft, 52-one-way clutch, 53-third shaft, 54-third gear, 55-vertical gear, 6-fixing device, 61-movable rod, 62-fixing plate, 63-first spring, 64-pressing plate, 65-handle, 7-second spring, 8-electric reel, 9-pull wire, 10-frame, 11-second bearing, 12-third bearing, 13-rubber pad, 14-universal tube, 15-lighting lamp.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A petroleum pipeline design drawing placing device is shown in figures 1-6 and comprises a bottom plate 1, a placing plate 2, a driving device 3 and a lifting device 4, wherein the driving device 3 is arranged at the top of the bottom plate 1, the lifting device 4 is arranged on a driving part of the driving device 3, and the placing plate 2 is arranged on a lifting part of the lifting device 4.
Example 2
A petroleum pipeline design drawing placing device is shown in figures 1-6 and comprises a bottom plate 1, a placing plate 2, a driving device 3 and a lifting device 4, wherein the driving device 3 is arranged at the top of the bottom plate 1, the lifting device 4 is arranged on a driving part of the driving device 3, and the placing plate 2 is arranged on a lifting part of the lifting device 4.
The driving device 3 comprises a first motor 31, a first bearing seat 32, a first gear 33, a first rotating shaft 34 and a second gear 35, the first motor 31 and the first bearing seat 32 are installed in the middle of the top of the bottom plate 1, the first motor 31 is located on the right side of the first bearing seat 32, the first gear 33 is installed on an output shaft of the first motor 31, a bearing in the first bearing seat 32 is connected with the first rotating shaft 34, the second gear 35 is installed in the middle of the first rotating shaft 34, the second gear 35 is located on the left side of the first gear 33, and the second gear 35 is meshed with the first gear 33.
Example 3
A petroleum pipeline design drawing placing device is shown in figures 1-6 and comprises a bottom plate 1, a placing plate 2, a driving device 3 and a lifting device 4, wherein the driving device 3 is arranged at the top of the bottom plate 1, the lifting device 4 is arranged on a driving part of the driving device 3, and the placing plate 2 is arranged on a lifting part of the lifting device 4.
The driving device 3 comprises a first motor 31, a first bearing seat 32, a first gear 33, a first rotating shaft 34 and a second gear 35, the first motor 31 and the first bearing seat 32 are installed in the middle of the top of the bottom plate 1, the first motor 31 is located on the right side of the first bearing seat 32, the first gear 33 is installed on an output shaft of the first motor 31, a bearing in the first bearing seat 32 is connected with the first rotating shaft 34, the second gear 35 is installed in the middle of the first rotating shaft 34, the second gear 35 is located on the left side of the first gear 33, and the second gear 35 is meshed with the first gear 33.
The lifting device 4 comprises a screw rod 41, a nut 42, a sleeve 43 and a mounting rod 44, the screw rod 41 is mounted at the top end of the first rotating shaft 34, the nut 42 is sleeved on the screw rod 41, the sleeve 43 is mounted on the nut 42, the screw rod 41 and the nut 42 are both located in the sleeve 43, the mounting rod 44 is mounted at the top of the sleeve 43, and the placing plate 2 is mounted at the top of the mounting rod 44.
Example 4
a petroleum pipeline design drawing placing device is shown in figures 1-6 and comprises a bottom plate 1, a placing plate 2, a driving device 3 and a lifting device 4, wherein the driving device 3 is arranged at the top of the bottom plate 1, the lifting device 4 is arranged on a driving part of the driving device 3, and the placing plate 2 is arranged on a lifting part of the lifting device 4.
The driving device 3 comprises a first motor 31, a first bearing seat 32, a first gear 33, a first rotating shaft 34 and a second gear 35, the first motor 31 and the first bearing seat 32 are installed in the middle of the top of the bottom plate 1, the first motor 31 is located on the right side of the first bearing seat 32, the first gear 33 is installed on an output shaft of the first motor 31, a bearing in the first bearing seat 32 is connected with the first rotating shaft 34, the second gear 35 is installed in the middle of the first rotating shaft 34, the second gear 35 is located on the left side of the first gear 33, and the second gear 35 is meshed with the first gear 33.
The lifting device 4 comprises a screw rod 41, a nut 42, a sleeve 43 and a mounting rod 44, the screw rod 41 is mounted at the top end of the first rotating shaft 34, the nut 42 is sleeved on the screw rod 41, the sleeve 43 is mounted on the nut 42, the screw rod 41 and the nut 42 are both located in the sleeve 43, the mounting rod 44 is mounted at the top of the sleeve 43, and the placing plate 2 is mounted at the top of the mounting rod 44.
Still including rotary device 5, rotary device 5 is including second pivot 51, one way clutch 52, third pivot 53, third gear 54 and perpendicular tooth 55, install second pivot 51 in the middle of the first gear 33 top, one way clutch 52 is installed on second pivot 51 top, third pivot 53 is installed on one way clutch 52 top, third gear 54 is installed at third pivot 53 top, sleeve 43 lateral surface is vertical to be opened there is perpendicular tooth 55, perpendicular tooth 55 meshes with third gear 54, perpendicular tooth 55 round and third gear 54 sliding fit from top to bottom.
Still including fixing device 6, fixing device 6 is including the movable rod 61, fixed plate 62, first spring 63, clamp plate 64 and handle 65, it has first through-hole to place opening of 2 left front and back symmetries of board, it has first through-hole to place opening of 2 right-hand front and back symmetries of board, equal vertical movable rod 61 that is equipped with in the first through-hole, sliding fit about movable rod 61 and the first through-hole, fixed plate 62 is installed to front and back movable rod 61 bottom, fixed plate 62 top and place and be connected with first spring 63 between 2 bottoms of board, front and back movable rod 61 top is connected with clamp plate 64, handle 65 is installed at clamp plate 64 top.
The electric reel is characterized by further comprising a second spring 7, an electric reel 8 and a stay wire 9, the placing plate 2 can be further connected with the mounting rod 44 in a hinged connection mode, the second spring 7 is connected to the bottom of the placing plate 2 and the upper portion of the mounting rod 44 in a bilateral symmetry mode, the electric reel 8 is mounted on the lower portion of the left side face of the mounting rod 44, the stay wire 9 is wound on the electric reel 8, and the tail end of the stay wire 9 is connected with the left side of the bottom of the placing plate 2.
the automobile seat further comprises a frame body 10, a second bearing seat 11 and a third bearing seat 12, the frame body 10 is installed at the top of the bottom plate 1, the second bearing seat 11 and the third bearing seat 12 are installed at the top of the frame body 10 in an embedded mode, the first rotating shaft 34 and the second rotating shaft 51 are located in the second bearing seat 11 and the third bearing seat 12 respectively, and the frame body 10 is net-shaped.
The device also comprises a rubber pad 13, and the rubber pad 13 is arranged at the bottom of the pressing plate 64.
Still including universal pipe 14 and light 15, place 2 left sides on the board and install universal pipe 14, install light 15 on the universal pipe 14, light 15 is located and places 2 upper left sides on the board.
The working principle is as follows: when the paper placing device is used, an operator places paper on the placing plate 2, and then the driving device 3 is started to drive the lifting device 4 to adjust the height of the placing plate 2, so that the height of the drawing is adjusted.
Because the driving device 3 includes the first motor 31, the first bearing seat 32, the first gear 33, the first rotating shaft 34 and the second gear 35, the first motor 31 and the first bearing seat 32 are installed in the middle of the top of the bottom plate 1, the first motor 31 is located at the right side of the first bearing seat 32, the first gear 33 is installed on the output shaft of the first motor 31, the first rotating shaft 34 is connected with a bearing in the first bearing seat 32, the second gear 35 is installed in the middle of the first rotating shaft 34, the second gear 35 is located at the left side of the first gear 33, and the second gear 35 is meshed with the first gear 33. Therefore, the operator starts the first motor 31 to rotate, the first motor 31 drives the first gear 33 to rotate, the first gear 33 drives the second gear 35 to rotate, and the second gear 35 drives the first rotating shaft 34 to rotate.
Because the lifting device 4 comprises a screw rod 41, a nut 42, a sleeve 43 and a mounting rod 44, the screw rod 41 is mounted at the top end of the first rotating shaft 34, the nut 42 is sleeved on the screw rod 41, the sleeve 43 is mounted on the nut 42, the screw rod 41 and the nut 42 are both positioned in the sleeve 43, the mounting rod 44 is mounted at the top of the sleeve 43, and the placing plate 2 is mounted at the top of the mounting rod 44. So first pivot 34 corotation drives lead screw 41 corotation, and lead screw 41 drives nut 42 and up moves, and nut 42 drives sleeve 43 and up moves to adjusted the height of placing board 2, when adjusting suitable height, operating personnel closes first motor 31, and when first pivot 34 reversal, nut 42 down moves, and nut 42 drives sleeve 43 and down moves, thereby drives and places board 2 and down moves.
Because still including rotary device 5, rotary device 5 is including second pivot 51, one way clutch 52, third pivot 53, third gear 54 and perpendicular tooth 55, install second pivot 51 in the middle of first gear 33 top, one way clutch 52 is installed on second pivot 51 top, third pivot 53 is installed on one way clutch 52 top, third gear 54 is installed on third pivot 53 top, sleeve 43 lateral surface is vertical to be opened has perpendicular tooth 55, perpendicular tooth 55 meshes with third gear 54, perpendicular tooth 55 round and third gear 54 are sliding fit from top to bottom. Therefore, when the first motor 31 rotates forward, the second rotating shaft 51 rotates under the action of the one-way clutch 52, the third rotating shaft 53 does not rotate, when the first motor 31 rotates backward, the third rotating shaft 53 rotates along with the first rotating shaft under the action of the one-way clutch 52, so that the third gear 54 is driven to rotate, the third gear 54 drives the sleeve 43 to rotate, the position of the placing plate 2 is adjusted, and the use of the present invention is more convenient.
Because still including fixing device 6, fixing device 6 is including the movable rod 61, fixed plate 62, first spring 63, clamp plate 64 and handle 65, it has first through-hole to place opening of 2 left front and back symmetries of board, it has first through-hole to place opening of 2 right-hand front and back symmetries of board, equal vertical movable rod 61 that is equipped with in the first through-hole, sliding fit about movable rod 61 and the first through-hole, fixed plate 62 is installed to front and back movable rod 61 bottom, fixed plate 62 top and place and be connected with first spring 63 between the 2 bottoms of board, front and back movable rod 61 top is connected with clamp plate 64, handle 65 is installed at clamp plate 64 top. Therefore, an operator lifts the pressing plate 64 through the handle 65, the first spring 63 is compressed, the drawing paper is placed below the pressing plate 64, then the pressing plate 64 is slowly loosened, the drawing paper can be tightly pressed by the pressing plate 64 under the action of the first spring 63, so that the drawing paper cannot be blown away by wind, after the drawing paper is seen, the operator lifts the pressing plate 64 through the handle 65, and then the drawing paper is taken out.
because the electric reel is also provided with the second spring 7, the electric reel 8 and the pull wire 9, the placing plate 2 can be connected with the mounting rod 44 in a hinged connection mode, the second spring 7 is symmetrically connected with the left and right of the bottom of the placing plate 2 and the upper part of the mounting rod 44, the electric reel 8 is mounted on the lower part of the left side face of the mounting rod 44, the pull wire 9 is wound on the electric reel 8, and the tail end of the pull wire 9 is connected with the left side of the bottom of the placing plate 2. Therefore, the operator starts the electric reel 8 to take up the stay wire 9, the stay wire 9 drives the placing plate 2 to move downwards leftwards, the second spring 7 on the left is compressed therewith, the placing plate 2 moves upwards rightwards, the second spring 7 on the right is stretched therewith, and the placing plate 2 is arranged in a left-low-right-high mode, so that the angle of the placing plate 2 is adjusted, and the electric reel is more convenient to use.
Because still include framework 10, second bearing frame 11 and third bearing frame 12, framework 10 is installed to the bottom plate 1 top, and the embedded second bearing frame 11 and the third bearing frame 12 of installing in framework 10 top, first pivot 34 and second pivot 51 are located second bearing frame 11 and third bearing frame 12 respectively, and framework 10 is netted. Therefore, the first motor 31, the first gear 33, and the second gear 35 are not damaged by the outside under the protection of the frame 10, and the present invention can be more stable under the action of the second bearing housing 11 and the third bearing housing 12.
Because rubber pad 13 is also included, rubber pad 13 is installed at the bottom of pressure plate 64. Therefore, the rubber pad 13 is soft, so that the drawing cannot be crushed by the pressing plate 64 when the drawing is fixed.
Because still including universal pipe 14 and light 15, place the board 2 left side and install universal pipe 14, install light 15 on the universal pipe 14, light 15 is located and places board 2 upper left side. Therefore, under the condition of poor lighting conditions, an operator can turn on the lighting lamp 15 and can adjust the position of the lighting lamp 15 through the universal pipe 14, so that the lighting lamp is not influenced by the lighting conditions when the lighting lamp is used.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (1)
1. A petroleum pipeline design drawing placing device is characterized by comprising a bottom plate (1), a placing plate (2), a driving device (3) and a lifting device (4), wherein the driving device (3) is arranged at the top of the bottom plate (1), the lifting device (4) is arranged on a driving part of the driving device (3), and the placing plate (2) is arranged on a lifting part of the lifting device (4);
The driving device (3) comprises a first motor (31), a first bearing seat (32), a first gear (33), a first rotating shaft (34) and a second gear (35), the first motor (31) and the first bearing seat (32) are installed in the middle of the top of the bottom plate (1), the first motor (31) is located on the right side of the first bearing seat (32), the first gear (33) is installed on an output shaft of the first motor (31), a bearing in the first bearing seat (32) is connected with the first rotating shaft (34), the second gear (35) is installed in the middle of the first rotating shaft (34), the second gear (35) is located on the left side of the first gear (33), and the second gear (35) is meshed with the first gear (33);
The lifting device (4) comprises a screw rod (41), a nut (42), a sleeve (43) and a mounting rod (44), the screw rod (41) is mounted at the top end of the first rotating shaft (34), the nut (42) is sleeved on the screw rod (41), the sleeve (43) is mounted on the nut (42), the screw rod (41) and the nut (42) are both located in the sleeve (43), the mounting rod (44) is mounted at the top of the sleeve (43), and the placing plate (2) is mounted at the top of the mounting rod (44);
The automatic transmission mechanism is characterized by further comprising a rotating device (5), wherein the rotating device (5) comprises a second rotating shaft (51), a one-way clutch (52), a third rotating shaft (53), a third gear (54) and vertical teeth (55), the second rotating shaft (51) is installed in the middle of the top of the first gear (33), the one-way clutch (52) is installed at the top end of the second rotating shaft (51), the third rotating shaft (53) is installed at the top end of the one-way clutch (52), the third gear (54) is installed at the top of the third rotating shaft (53), the vertical teeth (55) are vertically formed in the outer side surface of the sleeve (43), the vertical teeth (55) are meshed with the third gear (54), and the vertical teeth (55) are in up-down sliding fit with the third gear (54;
The novel table tennis racket also comprises a fixing device (6), wherein the fixing device (6) comprises a movable rod (61), a fixed plate (62), a first spring (63), a pressing plate (64) and a handle (65), first through holes are symmetrically formed in the front and back of the left side of the placing plate (2), first through holes are symmetrically formed in the front and back of the right side of the placing plate (2), the movable rod (61) is vertically arranged in each first through hole, the movable rod (61) is in up-and-down sliding fit with the first through holes, the fixed plate (62) is arranged at the bottom of the front and back movable rod (61), the first spring (63) is connected between the top of the fixed plate (62) and the bottom of the placing plate (2), the pressing plate (64) is connected at the top of the front and back movable rod (61;
The electric reel is characterized by further comprising a second spring (7), an electric reel (8) and a pull wire (9), the placing plate (2) can be further connected with the mounting rod (44) in a hinged connection mode, the second spring (7) is connected with the bottom of the placing plate (2) and the upper portion of the mounting rod (44) in a bilateral symmetry mode, the electric reel (8) is mounted on the lower portion of the left side face of the mounting rod (44), the pull wire (9) is wound on the electric reel (8), and the tail end of the pull wire (9) is connected with the left side of the bottom of the placing plate (2);
The novel bearing seat is characterized by further comprising a frame body (10), a second bearing seat (11) and a third bearing seat (12), wherein the frame body (10) is installed at the top of the bottom plate (1), the second bearing seat (11) and the third bearing seat (12) are installed at the top of the frame body (10) in an embedded mode, the first rotating shaft (34) and the second rotating shaft (51) are located in the second bearing seat (11) and the third bearing seat (12) respectively, and the frame body (10) is net-shaped;
The pressing plate is characterized by also comprising a rubber pad (13), wherein the rubber pad (13) is arranged at the bottom of the pressing plate (64);
The novel table lamp is characterized by further comprising a universal pipe (14) and an illuminating lamp (15), the universal pipe (14) is installed on the left side face of the placing plate (2), the illuminating lamp (15) is installed on the universal pipe (14), and the illuminating lamp (15) is located above the left side of the placing plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711059809.1A CN107568929B (en) | 2017-11-01 | 2017-11-01 | petroleum pipeline design drawing placer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711059809.1A CN107568929B (en) | 2017-11-01 | 2017-11-01 | petroleum pipeline design drawing placer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107568929A CN107568929A (en) | 2018-01-12 |
| CN107568929B true CN107568929B (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711059809.1A Active CN107568929B (en) | 2017-11-01 | 2017-11-01 | petroleum pipeline design drawing placer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109602164A (en) * | 2018-11-30 | 2019-04-12 | 苏州工业职业技术学院 | A kind of multi-media platform of multi-functional adjusting |
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| CN107568929A (en) | 2018-01-12 |
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