CN114482477B - Waterproof table plastering device - Google Patents
Waterproof table plastering device Download PDFInfo
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- CN114482477B CN114482477B CN202210327553.2A CN202210327553A CN114482477B CN 114482477 B CN114482477 B CN 114482477B CN 202210327553 A CN202210327553 A CN 202210327553A CN 114482477 B CN114482477 B CN 114482477B
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- plastering
- pawl
- rod
- plate
- supporting
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/02—Implements for finishing work on buildings for applying plasticised masses to surfaces, e.g. plastering walls
- E04F21/06—Implements for applying plaster, insulating material, or the like
- E04F21/08—Mechanical implements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/02—Implements for finishing work on buildings for applying plasticised masses to surfaces, e.g. plastering walls
- E04F21/16—Implements for after-treatment of plaster or the like before it has hardened or dried, e.g. smoothing-tools, profile trowels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The application discloses a waterproof table plastering device, which belongs to the technical field of building wall plastering equipment and comprises a vertical sliding rail, a machine body and a plastering plate, wherein the machine body is vertically and slidably arranged on the vertical sliding rail, the plastering plate is fixedly connected to the machine body, a mounting groove is formed in the plastering plate, the mounting groove penetrates through the side wall of the plastering plate along the length direction of the plastering plate, an extension plate is slidably arranged in the mounting groove, a driving mechanism for driving the extension plate to slide is arranged in the plastering plate, and a supporting mechanism for supporting the extension plate is arranged between the machine body and the extension plate. The application has the effect of improving the concrete bearing capacity of the plastering machine.
Description
Technical Field
The application relates to the technical field of building wall plastering equipment, in particular to a waterproof table plastering device.
Background
The waterproof platform is a waterproof concrete belt built at the bottom of the surrounding wall of a watershed, is used for reducing the possibility of water seepage of a building wall, has the width equal to the width of the building wall and the height determined according to the design and related technical specifications, and is usually required to be made into C20 concrete waterproof platforms at the bottoms of the walls of a bathroom, a kitchen and a swimming pool.
To the construction of waterproof platform, not only can be by the manual even smearing of concrete on the wall body of operating personnel, can also smear the concrete on the wall body through the plastering machine, and traditional plastering machine's theory of operation is: firstly, placing a plastering machine close to a wall, then placing the stirred concrete on a plastering plate of the plastering machine, and then starting the plastering machine to enable a machine body of the plastering machine to drive the plastering plate to move upwards along the wall at a constant speed, so that the concrete can be uniformly smeared on the wall.
However, when operators smear wall concrete in a large area through the plastering machine, the working efficiency of the plastering machine is limited due to the limited concrete bearing capacity of the plastering plate arranged on the traditional plastering machine, and thus, the construction progress of the waterproof table is also delayed.
Disclosure of Invention
In order to improve the concrete bearing capacity of the plastering machine, the application provides a waterproof table plastering device.
The application provides a waterproof table plastering device, which adopts the following technical scheme:
the utility model provides a waterproof bench plastering unit, includes vertical slide rail, organism and plastering plate, the organism is followed vertical slidable mounting on vertical slide rail, plastering plate fixed connection is on the organism, the mounting groove has been seted up to plastering plate in, the mounting groove runs through the lateral wall of plastering plate along the length direction of plastering plate, slidable mounting has the extension board in the mounting groove, be provided with in the plastering plate and be used for driving the gliding actuating mechanism of extension board, be provided with the supporting mechanism who is used for supporting the extension board between organism and the extension board.
Through the technical scheme, the operating personnel drives the extension board to slide along the mounting groove through the driving mechanism, so that the extension board extends out of the mounting groove, when the operating personnel needs to perform plastering operation of a wall body, concrete can be placed on the plastering board and can be placed on the extension board, so that the concrete bearing capacity of the plastering machine is improved, the working efficiency of the plastering machine is improved, the plastering machine is started at last, the machine body drives the plastering board and the extension board to slide upwards along the wall surface vertically, and the plastering board and the concrete on the extension board are smeared on the wall surface.
After the concrete is placed on the extension board, the extension board is supported by the supporting mechanism, so that the possibility of stress deformation of the extension board is reduced, and the service life of the extension board is prolonged.
The present application may be further configured in a preferred example to: the driving mechanism comprises a motor, a connecting plate and a screw rod, wherein the motor is arranged in the mounting groove, the connecting plate is fixedly connected with the extension plate, the screw rod is coaxially connected with an output shaft of the motor, and the connecting plate is in threaded connection with the screw rod.
Through above-mentioned technical scheme, when operating personnel need place the concrete on the extension board, through the starter motor, the output shaft of motor drives the lead screw and rotates, because lead screw threaded connection is in the connecting plate, and lead screw drive connecting plate removes along the length direction of plastering plate, and the connecting plate drives the extension board and slides in the mounting groove for the extension board slides to the outside of plastering plate, thereby can place the concrete on the extension board, in order to promote the concrete bearing capacity of plastering machine.
The present application may be further configured in a preferred example to: the support mechanism comprises a support rod and a support sleeve rod, a sliding cavity is formed in one end of the support sleeve rod, the support rod is slidably mounted in the sliding cavity, one end, far away from the support sleeve rod, of the support rod is hinged to the extension plate, one end, far away from the support rod, of the support sleeve rod is hinged to the machine body, and a limiting assembly used for fixing the support rod is arranged in the support sleeve rod.
Through above-mentioned technical scheme, when the extension board to the outside in-process that removes of plastering plate, the extension board drives the bracing piece and slides in the slip intracavity, and owing to be provided with the spacing subassembly of fixed bracing piece in the support loop bar, consequently after placing the concrete on the extension board, bracing piece and support loop bar can support the extension board.
The present application may be further configured in a preferred example to: the utility model discloses a support loop bar, including support loop bar, drive chamber, spacing subassembly, support loop bar, spring, the spring is installed to the support loop bar, the drive chamber communicates in the slip chamber, spacing subassembly includes ratchet, pawl, gear and rack, ratchet and pawl are all rotated and are installed in the drive chamber, ratchet coaxial coupling is in the gear, rack fixed connection is in the bracing piece, gear and rack intermeshing, fixedly connected with baffle in the drive chamber, install spring one between baffle and the pawl, one end fixed connection of spring is in the pawl, the other end fixed connection in baffle, be provided with the driving piece that is used for driving ratchet and pawl separation in the support loop bar.
According to the technical scheme, in the process that the extension plate drives the support rod to slide in the sliding cavity, the rack drives the gear to rotate, and the gear can drive the ratchet wheel to rotate positively; after placing the concrete on the extension board, the extension board is with the pressure conduction of concrete to the bracing piece, and the bracing piece has the trend that slides to the slip intracavity this moment, but the ratchet has reduced the possibility that the ratchet rotated in the opposite direction owing to receive the spacing effect of pawl, just has reduced the possibility that the gear rotated in the opposite direction to reduce the possibility that the bracing piece slided to the slip intracavity, just so make the bracing piece be fixed in the slip intracavity.
The present application may be further configured in a preferred example to: the driving piece comprises a driving shaft, the driving shaft is rotatably arranged in the driving cavity, one end of the driving shaft is coaxially connected with the pawl, and the other end of the driving shaft protrudes out of the supporting sleeve rod.
Through the technical scheme, when operating personnel need remove the extension board to the mounting groove in, at first rotate the drive shaft, the drive shaft drives pawl and ratchet separation to remove the spacing effect of pawl to the ratchet, the bracing piece can slide in the cavity this moment, has just also removed the barrier effect of bracing piece to the extension board, and operating personnel can remove the extension board in the mounting groove.
The present application may be further configured in a preferred example to: the pawl is fixedly connected with an arc pin, a fixing groove is formed in the arc pin, a fixing cavity is formed in the baffle, a fixing pin is slidably mounted in the fixing cavity, an arc through groove is formed in the baffle, the arc through groove is communicated with the fixing cavity, the arc pin can be inserted into the arc through groove, and the fixing pin can be inserted into the fixing groove.
Through the technical scheme, when an operator needs to move the extension plate into the mounting groove, the driving shaft is rotated firstly, and on one hand, the ratchet wheel is released from being fixed by the pawl; on the other hand, the drive shaft drives the arc pin to rotate, one end of the arc pin, which is far away from the pawl, is inserted into the arc through groove, and then the fixing pin is inserted into the fixing groove, so that the arc pin is fixed on the baffle, the extension plate is moved into the mounting groove by the restarting motor, in the process, the state that the pawl is separated from the ratchet wheel can be maintained due to the fact that the arc pin is fixed on the baffle, an operator does not need to hold the drive shaft for a long time to keep the ratchet wheel separated from the pawl, and therefore the operation steps of the equipment are simplified.
The present application may be further configured in a preferred example to: the one end that the pawl was kept away from to the arc round pin is provided with drive inclined plane one, the dead pin is provided with drive inclined plane two, drive inclined plane one and drive inclined plane two mutually support, install the spring two in the fixed chamber, the one end fixed connection of spring two in the fixed pin, the other end fixed connection in the inner wall in fixed chamber.
Through the technical scheme, in the process that the arc pin is inserted into the arc through groove, after the first driving inclined plane is contacted with the second driving inclined plane, the fixing pin slides in the fixing cavity under the thrust action of the arc pin and enables the second spring to be in a compressed state, when the fixing pin is right opposite to the fixing groove, the fixing pin slides in the fixing cavity and is inserted into the fixing groove under the elastic action of the second spring, so that the fixing pin is fixed to the arc pin, and the separation state of the pawl and the ratchet wheel can be maintained.
The present application may be further configured in a preferred example to: the peripheral surface of the support loop bar is provided with an unlocking hole, the unlocking hole is communicated with the driving cavity, an unlocking bar is slidably arranged in the unlocking hole, one end of the unlocking bar extends into the fixing cavity and is fixedly connected with the fixing pin, and the other end of the unlocking bar extends out of the support loop bar.
Through the technical scheme, when an operator needs to restore the state that the pawl is meshed with the ratchet wheel, the unlocking rod is pulled outwards, and drives the fixing pin to slide, so that the fixing pin is separated from the fixing groove to release the fixing of the arc-shaped pin by the fixing pin, and at the moment, the pawl rotates towards the direction of the ratchet wheel under the action of the elastic force of the first spring, and the meshed state of the ratchet wheel and the pawl is restored.
In summary, the application has the following beneficial technical effects:
1. because operators can place concrete on the extension plate, the concrete bearing capacity of the plastering machine is increased, the working efficiency of the plastering machine is improved, and the construction progress of the waterproof table is accelerated;
2. the extension plate reduces the possibility of stress deformation of the extension plate under the supporting action of the supporting rod and the supporting sleeve rod, thereby prolonging the service life of the extension plate;
3. when operating personnel need remove the extension board to the mounting groove in, through rotating the drive shaft, the drive shaft drives the arc round pin and peg graft in the arc leads to the inslot, and the fixed pin is automatic peg graft in the fixed slot, can maintain the state of pawl and ratchet separation like this, need not that operating personnel holds the drive shaft for a long time and keeps ratchet and pawl separation to the operation procedure of this equipment has been simplified.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application, mainly illustrating a construction of a vertical slide rail and a machine body.
Fig. 2 is a schematic cross-sectional view taken along A-A in fig. 1, mainly illustrating the construction of the screw, the connection plate, the extension plate and the plastering plate.
Fig. 3 is a schematic cross-sectional view taken along the direction B-B in fig. 1, mainly illustrating the configuration of the support rod, the support sleeve rod, and the sliding chamber.
Fig. 4 is an enlarged schematic view of section C of fig. 3, primarily illustrating the configuration of the ratchet, pawl, baffle, and arcuate pin.
Reference numerals illustrate:
1. a vertical slide rail; 11. a roof beam; 2. a body; 21. a universal wheel; 3. a plastering plate; 31. a mounting groove; 32. an extension plate; 33. a driving mechanism; 331. a motor; 332. a connecting plate; 333. a screw rod; 4. a support mechanism; 41. a support rod; 42. a support loop bar; 421. a sliding chamber; 422. a drive chamber; 43. a driving member; 431. a drive shaft; 4311. a hand wheel; 44. unlocking the hole; 5. a limit component; 51. a ratchet wheel; 52. a pawl; 521. an arc pin; 5211. a fixing groove; 5212. driving the first inclined plane; 53. a gear; 54. a rack; 6. a baffle; 61. a first spring; 62. a fixed cavity; 63. arc through grooves; 7. a fixing pin; 71. driving the second inclined plane; 72. a second spring; 73. and unlocking the rod.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses a plastering device for a waterproof table. Referring to fig. 1, a waterproof bench plastering device comprises a vertical slide rail 1, a machine body 2 and plastering plates 3, wherein the vertical slide rail 1 is provided with two vertical setting, a roof beam 11 is fixedly connected to the top of the vertical slide rail 1, universal wheels 21 are installed on the bottom surface of the machine body 2 and on the vertical slide rail 1, the plastering plates 3 are obliquely arranged and fixedly connected to the machine body 2, mounting grooves 31 are formed in the plastering plates 3, the mounting grooves 31 penetrate through two side walls of the plastering plates 3 along the length direction of the plastering plates 3, two extension plates 32 are slidably installed in the mounting grooves 31 along the length direction of the plastering plates 3, and when an operator needs to perform plastering operation on a wall body, concrete can be placed on the plastering plates 3, and the concrete bearing capacity of a plastering machine is improved, and the working efficiency of the plastering machine is improved. A driving mechanism 33 for driving the extension plate 32 to slide is arranged in the plastering plate 3, and a supporting mechanism 4 for supporting the extension plate 32 is arranged between the machine body 2 and the extension plate 32.
Referring to fig. 1 and 2, the driving mechanism 33 includes a motor 331, a connection plate 332 and a screw 333, the motor 331 is installed in the installation slot 31, the connection plate 332 is provided with two, the two connection plates 332 are fixedly connected with the two extension plates 32 in a one-to-one correspondence, the screw 333 is coaxially connected with an output shaft of the motor 331, two sections of threads with opposite rotation directions are provided on the screw 333, the two connection plates 332 are both in threaded connection with the screw 333, and the two connection plates 332 are respectively located on the two sections of threads with opposite rotation directions.
When the operator needs to place the concrete on the extension board 32, through the starter motor 331, the output shaft of motor 331 drives lead screw 333 to rotate, and lead screw 333 drives connecting plate 332 to move along the length direction of plastering board 3, and connecting plate 332 drives extension board 32 to move in mounting groove 31 for two extension boards 32 slide outside plastering board 3, thereby can place the concrete on extension board 32, in order to promote the concrete bearing capacity of plastering machine.
Referring to fig. 1 and 2, the support mechanisms 4 are provided with two sets, and the two sets of support mechanisms 4 are capable of supporting the two extension plates 32, respectively, and since the two sets of support mechanisms 4 are identical in structure, only one set of support mechanisms 4 will be described below.
Referring to fig. 2, 3 and 4, the support mechanism 4 includes a support rod 41 and a support sleeve rod 42, a sliding cavity 421 is provided on an end surface of one end of the support sleeve rod 42, a length direction of the sliding cavity 421 is consistent with a length direction of the support sleeve rod 42, the support rod 41 is slidably mounted in the sliding cavity 421 along the length direction of the sliding cavity 421, one end of the support rod 41, which is far away from the support sleeve rod 42, is hinged to the extension plate 32, and one end of the support sleeve rod 42, which is far away from the support rod 41, is hinged to the machine body 2. The support sleeve rod 42 is internally provided with a limiting component 5 for fixing the support rod 41, the limiting component 5 comprises a ratchet wheel 51, a pawl 52, a gear 53 and a rack 54, the support sleeve rod 42 is internally provided with a driving cavity 422, the driving cavity 422 is communicated with a sliding cavity 421, the ratchet wheel 51 and the pawl 52 are rotatably arranged in the driving cavity 422, the ratchet wheel 51 is coaxially connected with the gear 53, the rack 54 is fixedly connected with the support rod 41, the rack 54 and the gear 53 are meshed with each other, a baffle 6 is fixedly connected in the driving cavity 422, a first spring 61 is arranged between the baffle 6 and the pawl 52, one end of the first spring 61 is fixedly connected with the pawl 52, and the other end of the first spring is fixedly connected with the baffle 6. The supporting sleeve rod 42 is internally provided with a driving piece 43 for driving the ratchet wheel 51 and the pawl 52 to be separated, the driving piece 43 comprises a driving shaft 431, the driving shaft 431 is rotatably arranged in the driving cavity 422, one end of the driving shaft 431 is coaxially connected with the pawl 52, and the other end of the driving shaft 431 protrudes out of the supporting sleeve rod 42 and is coaxially connected with a hand wheel 4311.
When the extension plate 32 moves outwards of the plastering plate 3, the extension plate 32 drives the support rod 41 to slide in the sliding cavity 421, the rack 54 drives the gear 53 to rotate, and the gear 53 can drive the ratchet wheel 51 to rotate forwards; when the concrete is placed on the extension plate 32, the extension plate 32 transmits the pressure of the concrete to the support bar 41, and at this time, the support bar 41 has a tendency to slide into the sliding cavity 421, but the ratchet 51 is limited by the pawl 52, so that the possibility of reverse rotation of the ratchet 51 is reduced, and the possibility of reverse rotation of the gear 53 is reduced, thereby reducing the possibility of sliding the support bar 41 into the sliding cavity 421, and thus, the support bar 41 is fixed in the sliding cavity 421.
When an operator needs to move the extension plate 32 into the mounting groove 31, the driving shaft 431 is rotated to drive the pawl 52 and the ratchet 51 to separate, so that the limit action of the pawl 52 on the ratchet 51 is released, at this time, the support rod 41 can slide in the middle sliding cavity 421, and the blocking action of the support rod 41 on the extension plate 32 is released, so that the operator can move the extension plate 32 into the mounting groove 31.
Referring to fig. 2, 3 and 4, an arc-shaped pin 521 is fixedly connected to the pawl 52, a fixing groove 5211 is formed in the arc-shaped pin 521, the fixing groove 5211 penetrates through the arc-shaped pin 521, a fixing cavity 62 is formed in the baffle 6, the length direction of the fixing pin 7 is consistent with the length direction of the fixing cavity 62, a fixing pin 7 is slidably mounted in the fixing cavity 62 along the length direction of the fixing cavity 62, an arc-shaped through groove 63 is formed in the baffle 6, the arc-shaped through groove 63 is communicated with the fixing cavity 62 and penetrates through the baffle 6, the arc-shaped pin 521 can be inserted into the arc-shaped through groove 63, the fixing pin 7 can be inserted into the fixing groove 5211, a driving inclined plane one 5212 is arranged at one end of the arc-shaped pin 521, far away from the pawl 52, a driving inclined plane two 71 is arranged on the fixing pin 7, the driving inclined plane one 5212 is mutually matched with the driving inclined plane two 71, a spring two 72 is mounted in the fixing cavity 62, one end of the spring two 72 is fixedly connected to the fixing pin 7, and the other end is fixedly connected to the inner wall of the fixing cavity 62. The unlocking hole 44 is formed in the peripheral surface of the supporting sleeve rod 42, the unlocking hole 44 is communicated with the driving cavity 422, the unlocking rod 73 is slidably installed in the unlocking hole 44, one end of the unlocking rod 73 extends into the fixing cavity 62 and is fixedly connected with the fixing pin 7, the second spring 72 is sleeved on the unlocking rod 73, and the other end of the second spring extends out of the supporting sleeve rod 42.
When an operator needs to move the extension plate 32 into the mounting groove 31, the hand wheel 4311 is rotated first, and the hand wheel 4311 drives the driving shaft 431 to rotate, so that on one hand, the ratchet wheel 51 is released from being fixed by the pawl 52; on the other hand, the driving shaft 431 drives the arc-shaped pin 521 to rotate, one end of the arc-shaped pin 521, which is far away from the pawl 52, is inserted into the arc-shaped through groove 63, after the first driving inclined surface 5212 and the second driving inclined surface 71 are contacted, the fixing pin 7 slides in the fixing cavity 62 under the thrust action of the arc-shaped pin 521 and enables the second spring 72 to be in a compressed state, when the fixing pin 7 is opposite to the fixing groove 5211, the fixing pin 7 slides in the fixing cavity 62 under the elastic action of the second spring 72 and is inserted into the fixing groove 5211, and the extension plate 32 is moved into the mounting groove 31 by the restarting motor 331, in the process, the pawl 52 and the ratchet 51 can be maintained in a separated state due to the fact that the arc-shaped pin 521 is fixed on the baffle 6, and an operator is not required to hold the driving shaft 431 for a long time to keep the ratchet 51 and the pawl 52 separate, so that the operation steps of the device are simplified.
When the operator needs to restore the state that the pawl 52 is engaged with the ratchet 51, the unlocking lever 73 is pulled outwards, the unlocking lever 73 drives the fixing pin 7 to slide, so that the fixing pin 7 is separated from the fixing groove 5211 to release the fixing of the arc-shaped pin 521 by the fixing pin 7, and at this time, the pawl 52 rotates towards the ratchet 51 under the action of the elastic force of the first spring 61, so that the engaged state of the ratchet 51 and the pawl 52 is restored.
The implementation principle of the embodiment is as follows: the operating personnel starts motor 331 for two extension boards 32 slide along mounting groove 31 and stretch out outside the mounting groove 31, when operating personnel need carry out the operation of plastering of wall body, not only can place the concrete on plastering board 3, can also place the concrete on extension board 32, thereby promoted the concrete bearing capacity of plastering machine, improved the work efficiency of plastering machine, start the plastering machine at last, organism 2 drives plastering board 3 and extension board 32 and upwards slides along the wall is vertical, smears the concrete on plastering board 3 and the extension board 32 on the wall.
The extension plate 32 reduces the possibility of deformation of the extension plate 32 under the supporting action of the supporting rod 41 and the supporting sleeve rod 42, thereby prolonging the service life of the extension plate 32.
When an operator needs to move the extension plate 32 into the mounting groove 31, firstly, the hand wheel 4311 is rotated, the hand wheel 4311 drives the driving shaft 431 to rotate, on one hand, the fixation of the ratchet wheel 51 by the pawl 52 is released, at the moment, the support rod 41 can slide in the middle sliding cavity 421, the blocking effect of the support rod 41 on the extension plate 32 is also released, and the operator can move the extension plate 32 into the mounting groove 31; on the other hand, the driving shaft 431 drives the arc-shaped pin 521 to rotate, one end of the arc-shaped pin 521, which is far away from the pawl 52, is inserted into the arc-shaped through groove 63, after the first driving inclined surface 5212 and the second driving inclined surface 71 are contacted, the fixing pin 7 slides in the fixing cavity 62 under the thrust action of the arc-shaped pin 521 and enables the second spring 72 to be in a compressed state, when the fixing pin 7 is opposite to the fixing groove 5211, the fixing pin 7 slides in the fixing cavity 62 under the elastic action of the second spring 72 and is inserted into the fixing groove 5211, and the extension plate 32 is moved into the mounting groove 31 by the restarting motor 331, in the process, the pawl 52 and the ratchet 51 can be maintained in a separated state due to the fact that the arc-shaped pin 521 is fixed on the baffle 6, and an operator is not required to hold the driving shaft 431 for a long time to keep the ratchet 51 and the pawl 52 separate, so that the operation steps of the device are simplified.
After the extension plate 32 moves into the mounting groove 31, the operator pulls the unlocking lever 73 outwards, the unlocking lever 73 drives the fixing pin 7 to slide, so that the fixing pin 7 is separated from the fixing groove 5211 to release the fixing of the arc-shaped pin 521 by the fixing pin 7, and at this time, the pawl 52 rotates in the direction of the ratchet 51 under the action of the elastic force of the first spring 61, so that the engaged state of the ratchet 51 and the pawl 52 is restored.
The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in sequence, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. The utility model provides a waterproof platform plastering unit, includes vertical slide rail (1), organism (2) and plastered board (3), vertical slidable mounting is followed on vertical slide rail (1) to organism (2), plastered board (3) fixed connection is on organism (2), its characterized in that: the plastering plate (3) is internally provided with a mounting groove (31), the mounting groove (31) penetrates through the side wall of the plastering plate (3) along the length direction of the plastering plate (3), an extension plate (32) is slidably mounted in the mounting groove (31), a driving mechanism (33) for driving the extension plate (32) to slide is arranged in the plastering plate (3), and a supporting mechanism (4) for supporting the extension plate (32) is arranged between the machine body (2) and the extension plate (32);
the supporting mechanism (4) comprises a supporting rod (41) and a supporting sleeve rod (42), a sliding cavity (421) is formed in one end of the supporting sleeve rod (42), the supporting rod (41) is slidably installed in the sliding cavity (421), one end, far away from the supporting sleeve rod (42), of the supporting rod (41) is hinged to the extending plate (32), one end, far away from the supporting rod (41), of the supporting sleeve rod (42) is hinged to the machine body (2), and a limiting assembly (5) used for fixing the supporting rod (41) is arranged in the supporting sleeve rod (42);
the utility model provides a drive chamber (422) has been seted up in supporting loop bar (42), drive chamber (422) communicate in sliding chamber (421), spacing subassembly (5) include ratchet (51), pawl (52), gear (53) and rack (54), ratchet (51) and pawl (52) are all rotated and are installed in drive chamber (422), ratchet (51) coaxial coupling is in gear (53), rack (54) fixed connection is in bracing piece (41), gear (53) and rack (54) intermeshing, fixedly connected with baffle (6) in drive chamber (422), install spring one (61) between baffle (6) and pawl (52), one end fixed connection of spring one (61) in pawl (52), the other end fixed connection in baffle (6), be provided with in supporting loop bar (42) and be used for driving ratchet (51) and pawl (52) separated driving piece (43).
2. A waterproof table plastering device according to claim 1, wherein: the driving mechanism (33) comprises a motor (331), a connecting plate (332) and a screw rod (333), wherein the motor (331) is installed in the installation groove (31), the connecting plate (332) is fixedly connected with the extension plate (32), the screw rod (333) is coaxially connected with an output shaft of the motor (331), and the connecting plate (332) is in threaded connection with the screw rod (333).
3. A waterproof table plastering device according to claim 1, wherein: the driving piece (43) comprises a driving shaft (431), the driving shaft (431) is rotatably installed in the driving cavity (422), one end of the driving shaft (431) is coaxially connected with the pawl (52), and the other end of the driving shaft protrudes out of the supporting sleeve rod (42).
4. A waterproof table plastering device according to claim 3, wherein: the novel structure is characterized in that an arc-shaped pin (521) is fixedly connected to the pawl (52), a fixing groove (5211) is formed in the arc-shaped pin (521), a fixing cavity (62) is formed in the baffle (6), a fixing pin (7) is arranged in the fixing cavity (62) in a sliding mode, an arc-shaped through groove (63) is formed in the baffle (6), the arc-shaped through groove (63) is communicated with the fixing cavity (62), the arc-shaped pin (521) can be inserted into the arc-shaped through groove (63), and the fixing pin (7) can be inserted into the fixing groove (5211).
5. A waterproof table plastering device according to claim 4, wherein: the one end that pawl (52) was kept away from to arc round pin (521) is provided with drive inclined plane one (5212), be provided with drive inclined plane two (71) on fixed pin (7), drive inclined plane one (5212) and drive inclined plane two (71) mutually match, install spring two (72) in fixed chamber (62), one end fixed connection of spring two (72) in fixed pin (7), the other end fixed connection in the inner wall of fixed chamber (62).
6. A waterproof table plastering device according to claim 5, wherein: the periphery of the supporting sleeve rod (42) is provided with an unlocking hole (44), the unlocking hole (44) is communicated with the driving cavity (422), an unlocking rod (73) is slidably installed in the unlocking hole (44), one end of the unlocking rod (73) extends into the fixing cavity (62) and is fixedly connected with the fixing pin (7), and the other end of the unlocking rod extends out of the supporting sleeve rod (42).
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| CN114482477A (en) | 2022-05-13 |
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