CN118128201B - Temporary plugging device for reserved hole in building construction - Google Patents
Temporary plugging device for reserved hole in building construction Download PDFInfo
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- CN118128201B CN118128201B CN202410562790.6A CN202410562790A CN118128201B CN 118128201 B CN118128201 B CN 118128201B CN 202410562790 A CN202410562790 A CN 202410562790A CN 118128201 B CN118128201 B CN 118128201B
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- 238000009435 building construction Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 37
- 230000005540 biological transmission Effects 0.000 claims description 29
- 238000010276 construction Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 12
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 239000003292 glue Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention relates to the field of building construction, in particular to a temporary plugging device for a reserved hole in building construction, which solves the problem of unstable fixing effect; after the device is installed and used, the device has the advantages of good displacement prevention and fixing effects, and the specific working principle is that when the plugging discs are close to a wall body and fixed through the ejector rods, if the plugging discs are displaced, the distance between the two plugging discs is changed, namely, only when the distance between the two plugging discs is increased, the device is conditionally displaced, and when the distance between the two plugging discs is increased, the two ejector rods are driven to be away from each other and blocked by the inner wall of a reserved hole, the two ejector rods cannot be away from each other, namely, the change of the distance between the two plugging discs is avoided, and the device is prevented from being displaced.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a temporary plugging device for a reserved hole in building construction.
Background
In the building construction process, various reserved holes are arranged so as to facilitate subsequent pipeline construction, temporary plugging is required to be carried out on the reserved holes for the safety of construction workers and the protection of the reserved holes, the traditional plugging mode of the reserved holes is roughly divided into two modes, namely, the reserved holes are directly filled with materials, such as materials are directly obtained in a construction site, and the reserved holes are filled through waste on-site packaging bags or sand stones; the wall surface is fixed with the plugging disc through glue or bolts, the wall surface is required to be operated, the glue fixing effect is not ideal enough, the plugging disc is easy to fall off when the plugging disc is touched back and forth, and the wall surface is required to be damaged through the bolts, and the wall surface is also more troublesome to assemble and disassemble, so that the wall surface is inconvenient to temporarily plug.
Through retrieval, chinese patent No. CN115749331A discloses a temporary plugging device for a reserved hole in building construction, and relates to the field of building construction; the temporary plugging device for the reserved hole in the building construction comprises a plugging disc and a fixed pipe, wherein a positioning support mechanism is arranged on the outer surface of the front end of the fixed pipe, and an anti-slip mechanism is arranged on the outer surface of the middle part of the fixed pipe; this temporary plugging device of hole is reserved in construction is through clockwise rotation rolling disc for antiskid ribbed tile is ejecting to the outside, makes the antiskid pad of antiskid ribbed tile surface offset with the inner wall of reserved hole, with the inner wall in close contact of reserved hole, plays support and anti-skidding effect to fixed pipe end, supports fixed pipe front end through location supporting mechanism simultaneously, installs the shutoff dish at the front end of fixed pipe again, blocks off reserved hole through the shutoff dish, and the shutoff is effectual on the one hand, can not take place outwards or slide down, on the other hand is convenient for demolish, reuse, and can not cause the destruction to the building outer wall.
The principle of this scheme is through antiskid ribbed tile and reservation hole inner wall top admittedly to realize fixed shutoff dish, but find in the in-service use, when the shutoff dish received the striking that makes a round trip, antiskid ribbed tile still probably takes place the displacement with reservation hole inner wall, and fixed effect is unstable inadequately, influences the shutoff effect.
Therefore, the invention provides a temporary plugging device for a reserved hole in building construction, which aims to solve the problems.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a temporary plugging device for a reserved hole in building construction, so as to solve the problem that the fixing effect is not stable enough.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the temporary plugging device for the reserved hole in the building construction comprises two plugging discs, wherein a connecting mechanism, a limiting mechanism and an adjusting mechanism are arranged between the two plugging discs; the connecting mechanism comprises a connecting piece and two first telescopic pieces which are in sliding connection with the connecting piece, clamping pieces are arranged on the first telescopic pieces, and the two clamping pieces are respectively and fixedly detachably connected with a corresponding plugging disc; the limiting mechanism comprises a first driving wheel and two first racks which are meshed with the first driving wheel, the two first racks are respectively and fixedly connected with a corresponding first telescopic piece, a first driving shaft is fixedly arranged on the first driving wheel in a penetrating manner, the first driving shaft is rotationally connected with the connecting piece, two ends of the first driving shaft are respectively and slidably connected with a second telescopic piece, a screw rod is fixedly connected onto the second telescopic piece, a push rod is sleeved on the screw rod in a threaded manner, the push rod is slidably connected with the limiting piece, and the limiting piece is rotationally connected with the second telescopic piece; when the two clamping pieces are far away from each other, the two ejector rods are far away from each other; the adjusting mechanism comprises a connecting rod fixedly connected with the limiting piece, the connecting rod is connected with a second rack, the two second racks are connected with a second driving wheel in a meshed mode, and the second driving wheel is arranged on the connecting piece and is provided with a control device for controlling the second driving wheel to rotate; when the second driving wheel rotates, the distance between the two limiting pieces changes.
Preferably, the connecting piece is hollow cylinder structure, and first telescoping member sliding connection is in connecting piece hollow cavity, and first rack sets up in corresponding first telescoping member relative another first telescoping member one side, first transmission shaft both ends pass the connecting piece and rotate with the connecting piece and be connected.
Preferably, the limiting piece is of a hollow cylinder structure, and the limiting piece is rotationally connected with the second telescopic piece through a bearing.
Preferably, one side of the first telescopic member opposite to the other first telescopic member is provided with a slot.
Preferably, the axis direction of the second driving wheel is parallel to the length direction of the connecting piece, the second driving wheel is fixedly provided with a second driving shaft in a penetrating manner, the connecting piece is provided with a mounting plate rotationally connected with the second driving shaft, one end of the second driving shaft is provided with a conical wheel A, the control device comprises a third driving shaft rotationally connected with the connecting piece, the third driving shaft is fixedly sleeved with a conical wheel B engaged with the conical wheel A, one end of the third driving shaft, far away from the connecting piece, is provided with a rotating handle, and the control device further comprises a limiting device for controlling the rotation of the third driving shaft.
Preferably, the connecting piece is provided with a connecting sleeve in a hollow cylinder structure, and the third transmission shaft penetrates into a hollow cavity of the connecting sleeve from one end of the connecting sleeve away from the connecting piece to be connected with the connecting sleeve in a rotating way.
Preferably, the limiting device is a limiting spring arranged at one end, close to the connecting piece, of the third transmission shaft, one end, far away from the third transmission shaft, of the limiting spring is rotationally connected with a connecting piece, and the connecting piece is fixedly connected with the connecting piece.
Preferably, the clamping piece is rotatably connected with the first telescopic piece through the damping rotating shaft.
Preferably, the plugging disc is provided with a mounting groove matched with the clamping piece, the mounting groove and the clamping piece are provided with fixing holes matched with each other, and the plugging disc and the clamping piece are fixed through threaded bolts.
The beneficial effects of the invention are as follows:
When the plugging device is used, the plugging disc is firstly taken down, the distance between the two clamping pieces is controlled through the connecting piece, and the plugging disc can be equal to the length of the reserved hole, so that the plugging disc is matched and installed, the plugging device can be suitable for various reserved holes, and the use is flexible.
When the device is used, one side of the plugging disc can be selectively dismantled according to actual construction requirements, the whole device is not required to be dismantled, and the device is convenient to operate and convenient to temporarily plug and use.
3. When the two clamping pieces are respectively stuck to the corresponding wall surfaces from the two sides of the reserved hole, the two ejector rods are controlled to be away from each other through the control mechanism until the two ejector rods are propped against the inner wall of the reserved hole to realize fixation, then the plugging discs are installed, when one plugging disc on one side is impacted, the two plugging discs generate a trend of being away from each other, so that the two clamping pieces are driven to generate a trend of being away from each other, if the two clamping pieces are away from each other, the two ejector rods are required to be driven to be away from each other through the limiting mechanism, and the end parts of the ejector rods are propped against the inner wall of the reserved hole, so that the end parts of the ejector rods and the inner wall of the reserved hole generate larger pressure, the fixation is realized, the plugging discs are prevented from being displaced, and a better fixation effect is realized.
4. When the device is stored, the two clamping pieces are close to each other, the two ejector rods can be close to each other, and the whole device can be stored compactly by matching with the control mechanism, so that the space is saved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the connection between the limiting mechanism and the connecting mechanism in the present invention;
FIG. 3 is an enlarged schematic view of FIG. 2 at A;
FIG. 4 is a schematic diagram showing the connection relationship between the adjusting mechanism and the connecting mechanism in the present invention;
FIG. 5 is a schematic diagram of a control device according to the present invention;
FIG. 6 is a schematic diagram of the connection between the limiting mechanism and the adjusting mechanism in the present invention;
FIG. 7 is a schematic view of the present invention when the angle of the clamping member is adjusted;
FIG. 8 is a schematic diagram of the structure of the plugging tray in the present invention.
In the figure: 1. the plugging device comprises a plugging disc, a first telescopic part, a clamping part, a connecting part, a limiting part, a push rod, a threaded bolt, a first rack, a first transmission shaft, a bearing, a second telescopic part, a screw rod, a mounting plate, a second transmission shaft, a conical wheel A, a second transmission wheel, a rotary handle, a conical wheel B, a connecting sleeve, a limiting device, a connecting sheet, a third transmission shaft, a connecting rod, a second rack, a first transmission wheel, a slot and a mounting groove.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to fig. 1 to 8. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
The temporary plugging device for the reserved hole in the building construction comprises two plugging discs 1, wherein a connecting mechanism, a limiting mechanism and an adjusting mechanism are arranged between the two plugging discs 1.
As shown in fig. 1, the connecting mechanism comprises a connecting piece 4 and two first telescopic pieces 2 which are slidably connected with the connecting piece 4 along the left-right direction, the two first telescopic pieces 2 are respectively positioned at the left side and the right side of the connecting piece 4, clamping pieces 3 are arranged on the first telescopic pieces 2 near the end parts, the clamping pieces 3 are perpendicular to the first telescopic pieces 2, the two clamping pieces 3 are respectively and fixedly and detachably connected with a corresponding plugging disc 1, and the movement of the clamping pieces 3 can be controlled through the first telescopic pieces 2 to adjust the distance between the two clamping pieces 3.
As shown in fig. 2, 3 and 6, the limiting mechanism comprises a first driving wheel 25 and two first racks 8 meshed with the first driving wheel 25, the axial direction of the first driving wheel 25 is along the front-back direction, the directions of the two first racks 8 are along the left-right direction, the two first racks 8 are along the left-right direction and are respectively positioned on the upper side and the lower side of the first driving wheel 25, the two first racks 8 are respectively fixedly connected with a corresponding first telescopic piece 2, a first transmission shaft 9 is fixedly penetrated on the first driving wheel 25, the first transmission shaft 9 is in the front-back direction, the first transmission shaft 9 is rotationally connected with the connecting piece 4, two ends of the first transmission shaft 9 are respectively connected with a second telescopic piece 11 in the front-back direction in a sliding manner, a screw rod 12 is fixedly connected on the second telescopic piece 11, a push rod 6 is sleeved on the screw rod 12 in the front-back direction in a sliding manner, and the limiting piece 5 is rotationally connected with the second telescopic piece 11.
Working principle: when the limiting mechanism works, the position of the limiting piece 5 is fixed, when the position of the limiting piece 5 is fixed, the position of the second telescopic piece 11 in the front-back direction is fixed, the two clamping pieces 3 can synchronously move, when the distance between the two clamping pieces 3 changes, the first driving wheel 25 is driven to rotate through the first rack 8, then the first driving shaft 9 is driven to rotate, when the first driving shaft 9 rotates, the second telescopic piece 11 is driven to rotate, then the screw rod 12 drives the ejector rod 6 to slide on the limiting piece 5 along the front-back direction, and specifically, when the two first telescopic pieces 2 are far away from each other through the thread direction of the screw rod 12, the first driving shaft 9 is driven to rotate clockwise, and the two ejector rods 6 are far away from each other.
As shown in fig. 4 and 6, the adjusting mechanism comprises a connecting rod 23 fixedly connected with the limiting piece 5, the connecting rod 23 is connected with a second rack 24, the two second racks 24 are connected with a second driving wheel 16 in a meshed manner, the second driving wheel 16 is arranged on the connecting piece 4, and a control device for controlling the second driving wheel 16 to rotate is arranged.
Working principle: when the second driving wheel 16 is controlled to rotate by the control device, the two second racks 24 are driven to move, and then the two limiting pieces 5 are driven to move, so that the distance between the two limiting pieces 5 is changed.
The invention is particularly used when: firstly, the plugging disc 1 and the clamping members 3 are detached and separated, the internal and external environments of the reserved hole are cleaned, then the clamping members 3 and other mechanisms are placed on the reserved hole together, the two clamping members 3 are respectively located on two sides of the reserved hole, the diameter of the reserved hole is required to be larger than the length of the clamping members 3, before the plugging disc is placed in the reserved hole, the positions of the two limiting members 5 and the two supporting members 6 can be adjusted through the control device, the distance between the two supporting members 6 is relatively small, so that the plugging disc can smoothly pass through the reserved hole, afterwards, the two clamping members 3 are controlled to be close to each other until the plugging disc is close to a wall body, in a state that pressure is applied to the clamping members 3, one hand stretches into the reserved hole to operate the control device, multiple persons can cooperate in specific operation, the two supporting members 6 are controlled to be away from each other until the ends of the two supporting members 6 are propped against the inner wall of the reserved hole, the positions of the device can be adaptively adjusted in specific operation, the fixing of the positions of the two supporting members 3 is realized through the two supporting members 6 and finally, and finally the plugging disc 1 and the plugging disc 3 can be fixed.
In addition, in the invention, the end part of the ejector rod 6 and one side of the plugging disc 1 close to the wall body can be provided with an anti-slip device such as an anti-slip protrusion or anti-slip rubber, etc., so as to further improve the fixing effect.
After the device is installed and used, the device has the advantages of good displacement prevention and fixing effects, and the specific working principle is that when the plugging disc 1 is close to a wall body and is fixed through the ejector rods 6, if the plugging disc 1 is displaced, the distance between the two plugging discs 1 is changed, namely, only when the distance between the two plugging discs 1 is increased, the device is conditionally displaced, and when the distance between the two plugging discs 1 is increased, the two ejector rods 6 are driven to be away from each other and blocked by the inner wall of a reserved hole, and the two ejector rods 6 cannot be away from each other, namely, the change of the distance between the two plugging discs 1 is avoided, and the displacement of the device is avoided.
In addition, when the device is used, one side of the plugging disc 1 can be selectively dismantled according to actual construction requirements, the whole device is not required to be dismantled, and the device is convenient to operate and convenient to temporarily plug and use.
In addition, in the invention, when the plugging disc 1 and the clamping piece 3 are close to each other, and the two limiting pieces 5 are close to each other through the control device, the whole structure can be compact, and on the basis, the locking mechanism during the storage can be further arranged, so that the plugging disc 1 is convenient to store, or the plugging disc 1 is detached and is respectively stored.
The invention has simple structure, low manufacturing cost and strong practicability.
As shown in fig. 1, the connecting piece 4 is in a hollow cylinder structure, and the first telescopic piece 2 is slidably connected in a hollow cavity of the connecting piece 4; the limiting piece 5 is in a hollow cylinder structure, and the limiting piece 5 is rotationally connected with the second telescopic piece 11 through a bearing 10; the airtight performance and the integrity of the whole structure are higher, the corresponding mechanism in the interior can be protected, and the whole structure looks more beautiful.
As shown in fig. 2, the first rack 8 is arranged at one side of the corresponding first telescopic piece 2 opposite to the other first telescopic piece 2, and two ends of the first transmission shaft 9 penetrate through the connecting piece 4 to be connected with the connecting piece 4 in a rotating way; one side of the first telescopic piece 2 opposite to the other first telescopic piece 2 is provided with a slot 26; when the two second telescopic members are close to each other, the slot 26 can be used for penetrating the opposite first racks 8, so that the first telescopic members 2 cannot block the opposite first racks 8, and the two first telescopic members 2 can be close to each other, so that the telescopic members are more compact and stronger in storage.
As shown in fig. 4 and 5, the axial direction of the second driving wheel 16 is parallel to the length direction of the connecting piece 4, that is, along the left-right direction, two connecting rods 23 are long and short, so that two second racks 24 are respectively arranged on the upper side and the lower side of the second driving wheel 16, the second driving wheel 16 is fixedly penetrated with a second driving shaft 14, the connecting piece 4 is provided with a mounting plate 13 rotationally connected with the second driving shaft 14, one end of the second driving shaft 14 is provided with a conical wheel a15, the control device comprises a third driving shaft 22 rotationally connected with the connecting piece 4, a conical wheel B18 meshed with the conical wheel a15 is fixedly sleeved on the third driving shaft 22, one end of the third driving shaft 22 far away from the connecting piece 4 is provided with a rotating handle 17, and the control device 20 is used for controlling the rotation of the third driving shaft 22.
Working principle: through rotating the rotating handle 17, the conical wheel B18 is driven to rotate, the conical wheel A15 and the third transmission shaft 14 are driven to rotate, the second transmission wheel 16 is driven to rotate, the position of the rotating handle 17 is limited by the limiting device 20, the rotating handle 17 is arranged at a position close to the end part of the connecting piece 4, and the operation is performed when the hand is convenient to extend into the reserved hole.
As shown in fig. 4 and 5, the connecting piece 4 is provided with a connecting sleeve 19 with a hollow cylinder structure, and a third transmission shaft 22 penetrates into a hollow cavity of the connecting sleeve 19 from one end of the connecting sleeve 19 away from the connecting piece 4 to be rotationally connected with the connecting sleeve 19; the limiting device 20 is a limiting spring arranged at one end, close to the connecting piece 4, of the third transmission shaft 22, and one end, far away from the third transmission shaft 22, of the limiting spring is rotationally connected with a connecting piece 21, and the connecting piece 21 is fixedly connected with the connecting piece 4.
Specifically, during production, the connecting piece 21 and the connecting piece 4 can be welded and fixed firstly, then the pressure of the limiting spring is overcome, the connecting sleeve 19 and the connecting piece 4 can be welded and fixed, or the connecting piece 21 is arranged into a polygon, a groove matched with the connecting piece 21 is formed in the connecting piece 4, the connecting piece 21 is placed into the groove, then the pressure of the limiting spring is overcome, and the connecting sleeve 19 and the connecting piece 4 can be welded and fixed.
Working principle: when the rotating handle 17 rotates, the pressure of the spring 20 needs to be overcome, namely the rotating handle 17 can be prevented from rotating through the pressure of the spring 20, and after the device is installed, the rotating handle is positioned in a closed reserved hole and cannot be impacted by external force, so that limit can be realized; specifically, in order to facilitate manual rotation of the rotating handle 17, the rotating handle 17 may be provided with anti-slip patterns, or grooves may be provided at the bottom of the rotating handle 17, and auxiliary rotation may be performed by a certain rotation auxiliary tool such as an L-shaped wrench.
In addition, the control device can also be a ratchet mechanism, including ratchet and the pawl that the activity set up, the ratchet sets up the tip at second transmission shaft 14, the pawl activity sets up on connecting piece 4, when separating pawl and ratchet, the ratchet can freely rotate, when meshing pawl and ratchet, the ratchet only can unidirectional rotation, make two ejector pins keep away from each other, this scheme is when implementing, after propping up solid with the reservation hole inner wall with ejector pin 6, controlled by ratchet mechanism, two ejector pins 6 only can keep away from each other, can avoid third transmission shaft 22 to rotate completely, and can not reverse when adjusting, the gradual control ejector pin 6 of being convenient for.
As shown in fig. 7, the clamping members 3 are rotatably connected with the first telescopic member 2 through a damping rotating shaft, the angle of the clamping members 3 can be adjusted, and certain self-locking is realized, further, the plugging disc 1 can be provided with a plurality of plugging discs with different specifications and shapes, so that the positions where the two clamping members 3 are suitable to be placed and the applicable plugging disc 1 can be selected for application according to the position of a reserved hole and the surface condition of a wall body, the use is more flexible, and the plugging disc 1 can be replaced in time after being damaged.
As shown in fig. 8, the plugging disc 1 is provided with a mounting groove 27 adapted to the clamping piece 3, the mounting groove 27 and the clamping piece 3 are provided with a fixing hole adapted to each other, the plugging disc 1 and the clamping piece 3 are fixed through the threaded bolt 7, the mounting groove 27 and the clamping piece 3 are mounted in an adapted manner through the threaded bolt 7, and the plugging disc is simple in mounting and dismounting and convenient in operation.
It should be noted that, in the description of the present invention, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate directions or positional relationships, which are based on the directions or positional relationships shown in the drawings, are merely for convenience of description, and do not indicate or imply that devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
Claims (9)
1. The temporary plugging device for the reserved hole in the building construction comprises two plugging discs (1) and is characterized in that a connecting mechanism, a limiting mechanism and an adjusting mechanism are arranged between the two plugging discs (1);
The connecting mechanism comprises a connecting piece (4) and two first telescopic pieces (2) which are in sliding connection with the connecting piece (4), clamping pieces (3) are arranged on the first telescopic pieces (2), and the two clamping pieces (3) are respectively and fixedly detachably connected with a corresponding plugging disc (1);
The limiting mechanism comprises a first driving wheel (25) and two first racks (8) which are meshed with the first driving wheel (25), wherein the two first racks (8) are fixedly connected with a corresponding first telescopic piece (2) respectively, a first driving shaft (9) is fixedly arranged on the first driving wheel (25) in a penetrating mode, the first driving shaft (9) is rotationally connected with a connecting piece (4), two ends of the first driving shaft (9) are respectively and slidingly connected with a second telescopic piece (11), a screw rod (12) is fixedly connected to the second telescopic piece (11), a push rod (6) is sleeved on the screw rod (12) in a threaded mode, the push rod (6) is slidingly connected with a limiting piece (5), and the limiting piece (5) is rotationally connected with the second telescopic piece (11);
When the two clamping pieces (3) are far away from each other, the two ejector rods (6) are far away from each other; when the limiting mechanism works, the position of the limiting piece (5) is fixed, when the position of the limiting piece (5) is fixed, the position of the second telescopic piece (11) is fixed in the front-back direction, the two clamping pieces (3) can synchronously move, when the distance between the two clamping pieces (3) changes, the first transmission wheel (25) is driven to rotate through the first rack (8), the first transmission shaft (9) is driven to rotate, when the first transmission shaft (9) rotates, the second telescopic piece (11) is driven to rotate, the screw rod (12) drives the ejector rod (6) to slide on the limiting piece (5) along the front-back direction, and particularly, when the two first telescopic pieces (2) are far away from each other through the thread direction of the screw rod (12), the first transmission shaft (9) is driven to rotate, and the two ejector rods (6) are far away from each other;
The adjusting mechanism comprises a connecting rod (23) fixedly connected with the limiting piece (5), the connecting rod (23) is connected with a second rack (24), the two second racks (24) are connected with a second driving wheel (16) in a meshed mode, the second driving wheel (16) is arranged on the connecting piece (4), and a control device for controlling the second driving wheel (16) to rotate is arranged;
when the second driving wheel (16) rotates, the distance between the two limiting pieces (5) changes.
2. The temporary plugging device for the reserved hole in the building construction according to claim 1, wherein the connecting piece (4) is of a hollow cylinder structure, the first telescopic piece (2) is slidably connected in the hollow cavity of the connecting piece (4), the first rack (8) is arranged on one side of the corresponding first telescopic piece (2) opposite to the other first telescopic piece (2), and two ends of the first transmission shaft (9) penetrate through the connecting piece (4) to be rotationally connected with the connecting piece (4).
3. The temporary plugging device for the reserved hole in the building construction according to claim 1 or 2, wherein the limiting piece (5) is of a hollow cylinder structure, and the limiting piece (5) is rotatably connected with the second telescopic piece (11) through a bearing (10).
4. A temporary plugging device for a reserved hole in construction according to claim 2, wherein a slot (26) is arranged on one side of the first telescopic member (2) opposite to the other first telescopic member (2).
5. The temporary plugging device for the reserved hole in the building construction according to claim 1, wherein the axial direction of the second driving wheel (16) is parallel to the length direction of the connecting piece (4), the second driving wheel (16) is fixedly provided with a second driving shaft (14) in a penetrating manner, the connecting piece (4) is provided with a mounting plate (13) rotationally connected with the second driving shaft (14), one end of the second driving shaft (14) is provided with a conical wheel A (15), the control device comprises a third driving shaft (22) rotationally connected with the connecting piece (4), a conical wheel B (18) meshed with the conical wheel A (15) is fixedly sleeved on the third driving shaft (22), one end of the third driving shaft (22) far away from the connecting piece (4) is provided with a rotating handle (17), and the temporary plugging device further comprises a limiting device (20) for controlling the rotation of the third driving shaft (22).
6. The temporary plugging device for the reserved hole in the building construction according to claim 5, wherein the connecting piece (4) is provided with a connecting sleeve (19) with a hollow cylinder structure, and the third transmission shaft (22) penetrates into the hollow cavity of the connecting sleeve (19) from one end of the connecting sleeve (19) far away from the connecting piece (4) to be rotationally connected with the connecting sleeve (19).
7. The temporary plugging device for the reserved hole in the building construction according to claim 6, wherein the limiting device (20) is a limiting spring arranged at one end of the third transmission shaft (22) close to the connecting piece (4), one end, far away from the third transmission shaft (22), of the limiting spring is rotatably connected with a connecting piece (21), and the connecting piece (21) is fixedly connected with the connecting piece (4).
8. The temporary plugging device for the reserved hole in the building construction according to claim 1, wherein the clamping piece (3) is rotatably connected with the first telescopic piece (2) through a damping rotating shaft.
9. The temporary plugging device for the reserved holes in the building construction according to claim 1, wherein the plugging disc (1) is provided with a mounting groove (27) matched with the clamping piece (3), the mounting groove (27) and the clamping piece (3) are provided with fixing holes matched with each other, and the plugging disc (1) and the clamping piece (3) are fixed through threaded bolts (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410562790.6A CN118128201B (en) | 2024-05-08 | Temporary plugging device for reserved hole in building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410562790.6A CN118128201B (en) | 2024-05-08 | Temporary plugging device for reserved hole in building construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118128201A CN118128201A (en) | 2024-06-04 |
| CN118128201B true CN118128201B (en) | 2024-06-28 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594790A (en) * | 2018-12-14 | 2019-04-09 | 北京市住宅产业化集团股份有限公司 | A kind of outer wall opening sealer and its application method |
| CN114876233A (en) * | 2022-05-09 | 2022-08-09 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Process for plugging firewall holes |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594790A (en) * | 2018-12-14 | 2019-04-09 | 北京市住宅产业化集团股份有限公司 | A kind of outer wall opening sealer and its application method |
| CN114876233A (en) * | 2022-05-09 | 2022-08-09 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Process for plugging firewall holes |
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