CN219908953U - Stable foundation pit support - Google Patents
Stable foundation pit support Download PDFInfo
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- CN219908953U CN219908953U CN202320660225.4U CN202320660225U CN219908953U CN 219908953 U CN219908953 U CN 219908953U CN 202320660225 U CN202320660225 U CN 202320660225U CN 219908953 U CN219908953 U CN 219908953U
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Abstract
The utility model provides a stable foundation pit support, which comprises: a fixing plate; the top ends of the two movable plates are in sliding connection with the fixed plate; the adjusting device is connected with the two movable plates and used for driving the two movable plates to approach each other or to separate from each other; the connecting device comprises a left protection plate, a right protection plate and a locking piece, wherein the left protection plate and the right protection plate are respectively provided with a first end and a second end which are oppositely arranged, the first ends of the left protection plate and the right protection plate are respectively arranged on the two movable plates in a position-adjustable mode, the second end of the left protection plate is arranged in the second end of the right protection plate in a sliding mode, and the locking piece is arranged on the right protection plate and used for locking or loosening the left protection plate. The utility model solves the problem that the existing foundation pit support can not adjust the height and width of the support.
Description
Technical Field
The utility model belongs to the technical field of constructional engineering, and particularly relates to a stable foundation pit support.
Background
The foundation pit is a soil pit excavated at a foundation design position according to the elevation of a substrate and the plane size of the foundation, when the foundation pit is excavated, buildings around the foundation pit can generate certain settlement and movement to cause the danger of deformation of the buildings, and in order to ensure the safety and normal operation of nearby buildings, underground pipelines and urban traffic, foundation pit supporting construction is generally carried out when the foundation pit is excavated. The common foundation ditch support adopts inserted bar or the baffle of fixed length to prop up the support, and the support height and the support width of inserted bar or baffle are fixed, can not adjust support height and width, and the commonality is not high.
Disclosure of Invention
The utility model aims to provide a stable foundation pit support frame, which solves the problem that the height and width of the existing foundation pit support cannot be adjusted.
The utility model is realized by the following technical scheme:
a stable foundation pit support comprising:
a fixing plate;
the top ends of the two movable plates are in sliding connection with the fixed plate;
the adjusting device is connected with the two movable plates and used for driving the two movable plates to approach each other or to separate from each other;
the connecting device comprises a left protection plate, a right protection plate and a locking piece, wherein the left protection plate and the right protection plate are respectively provided with a first end and a second end which are oppositely arranged, the first ends of the left protection plate and the right protection plate are respectively arranged on the two movable plates in a position-adjustable mode, the second end of the left protection plate is arranged in the second end of the right protection plate in a sliding mode, and the locking piece is arranged on the right protection plate and used for locking or loosening the left protection plate.
Further, the movable groove has been seted up to the bottom of fixed plate, and adjusting device includes drive assembly and two screws, and two screws rotate respectively and set up on the cell wall at movable groove both ends, and drive assembly is connected with two screws respectively for drive screw rotation, the top of movable plate is equipped with the movable block, and two movable blocks slide respectively and set up in the movable groove, and respectively with two screw threaded connection.
Further, the drive assembly includes hand wheel, pivot, first gear and two fixed frames, and the pivot rotates the top that sets up at the fixed plate, and the bottom of pivot stretches into the activity inslot to with first gear connection, the hand wheel setting is on the top of pivot, and two fixed frames are located first gear both sides respectively, and fix in the activity inslot, and the screw rod is connected with the second gear after passing the fixed frame that is close to it, second gear and first gear meshing transmission.
Further, a guide block is arranged at the top end of the movable block, and a guide groove matched with the guide block is formed in the bottom of the movable groove.
Further, an adjusting groove is formed in the movable plate, a plurality of adjusting holes communicated with the adjusting groove are formed in the side wall of the movable plate, the adjusting holes are arranged at intervals along the length direction of the movable plate, adjusting blocks are arranged at the first end of the left protection plate and the first end of the right protection plate and slidably arranged in the corresponding adjusting grooves, first threaded holes are formed in the adjusting blocks, and the adjusting blocks penetrate through the adjusting holes through adjusting bolts and then are in threaded connection with the first threaded holes so as to detachably fix the adjusting blocks on the movable plate.
Further, be equipped with the regulating plate on the second end of left guard plate, seted up a plurality of locating holes on the regulating plate, a plurality of locating holes set up along the length direction interval of regulating plate, the constant head tank that is used for holding the regulating plate is seted up to the second end of right guard plate, set up the second screw hole with the constant head tank intercommunication on the right guard plate, the retaining member is positioning bolt, positioning bolt and second screw hole threaded connection, left guard plate passes arbitrary locating hole through positioning bolt in order to lock on the right guard plate.
Further, the bottom of left guard plate and right guard plate all is equipped with the protection network.
Further, the bottom end of the movable plate is provided with a supporting device for fixing the movable plate on the ground.
Further, the supporting device comprises a bottom plate arranged at the bottom end of the movable plate, a plurality of jacks are clamped on the bottom plate, and inserting rods are arranged in the jacks.
Further, the supporting device further comprises a rotating wheel and a supporting plate, a rotating groove is formed in one side wall of the movable plate, the rotating wheel is arranged in the rotating groove in a rotating mode, the first end of the supporting plate is connected with the rotating wheel, and an inserting block is arranged at the other end of the supporting plate.
Compared with the prior art, the utility model has the beneficial effects that: the two movable plates are driven to be close to or far away from each other by the adjusting device, so that the supporting width is adjusted, the protection range is improved, the supporting height is adjusted by adjusting the installation position of the connecting device on the movable plates, the problem that the supporting height and the width cannot be adjusted in the existing foundation pit supporting is solved, the universality of the stable foundation pit supporting frame is improved, and the application range is enlarged.
Drawings
FIG. 1 is a schematic view of a stable foundation pit support of the present utility model;
FIG. 2 is a cross-sectional view of a stabilized foundation pit support of the present utility model;
FIG. 3 is a schematic view of the structure of the left guard plate in the stabilized foundation pit support of the present utility model;
FIG. 4 is a schematic view of the right guard plate in the stabilized foundation pit support of the present utility model;
FIG. 5 is a schematic diagram of the connection of the movable plate, the runner and the support plate in the stabilized foundation pit support of the present utility model.
In the figure, 1-fixed plate, 11-movable groove, 12-guide groove, 2-movable plate, 21-movable block, 22-guide block, 23-adjusting groove, 24-adjusting hole, 25-rotating groove, 3-adjusting device, 31-screw, 32-hand wheel, 33-rotating shaft, 34-first gear, 35-fixed frame, 36-second gear, 4-connecting device, 41-left protection plate, 42-right protection plate, 43-locking piece, 44-adjusting block, 45-adjusting bolt, 46-adjusting plate, 47-positioning hole, 48-positioning groove, 49-first threaded hole, 5-protection net, 6-supporting device, 61-bottom plate, 62-jack, 63-inserting rod, 64-rotating wheel, 65-supporting plate and 66-inserting block.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present utility model, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of a stable foundation pit support according to the present utility model, and fig. 2 is a cross-sectional view of the stable foundation pit support according to the present utility model. The utility model provides a stable foundation ditch strut, includes fixed plate, two fly leaves, adjusting device and a plurality of connecting device, is close to each other or keep away from each other through adjusting device drive two fly leaves to adjust the support width, install the position on two fly leaves through adjusting a plurality of connecting device, in order to adjust the support height.
Specifically, the top ends of the two movable plates are in sliding connection with the fixed plate, and the adjusting device is connected with the two movable plates and used for driving the two movable plates to be close to or far away from each other. In an embodiment, the movable groove has been seted up to the bottom of fixed plate, and adjusting device includes drive assembly and two screws, and two screws rotate respectively and set up on the cell wall at movable groove both ends, and drive assembly is connected with two screws respectively for drive screw rotation, the top of movable plate is equipped with the movable block, and two movable blocks slide respectively and set up in the movable groove, and respectively with two screw threaded connection. The driving assembly drives the screw rods to rotate, the rotating directions of the two screw rods are opposite, and the movable blocks are positioned in the movable grooves and are in threaded connection with the screw rods, so that the movable blocks and the screw rods form screw rod transmission, the movable blocks move linearly along the movable grooves under the action of the rotation of the screw rods, and the two movable plates are driven to be close to or far away from each other through the two movable blocks. In one embodiment, the top end of the movable block is provided with a guide block, and the bottom of the movable groove is provided with a guide groove matched with the guide block. The guide block is arranged in the guide groove in a sliding manner, and the movable block can be prevented from rotating in the movable groove by the limitation of the guide groove and the guide block, so that the movable block moves linearly along the movable groove. And for adopting the movable groove to carry out the motion restriction to the movable block, adopt guide block and guide groove can reduce area of contact, and then reduce the frictional force when removing.
The driving assembly can adopt an electric or manual mode, and the driving assembly of the stable foundation pit support frame adopts a manual mode in consideration of cost and power supply, in one embodiment, the driving assembly comprises a hand wheel, a rotating shaft, a first gear and two fixed frames, the rotating shaft is rotatably arranged at the top end of the fixed plate, the bottom end of the rotating shaft stretches into the movable groove and is connected with the first gear, the hand wheel is arranged at the top end of the rotating shaft, the two fixed frames are respectively positioned at two sides of the first gear and are fixed in the movable groove, a screw rod penetrates through the fixed frames close to the two fixed frames and is connected with a second gear, and the second gear is meshed with the first gear for transmission. Through rotating the hand wheel, the hand wheel drives the first gear to rotate through the rotating shaft, and the first gear drives the two screws to rotate through the two second gears respectively. The fixed frame can support the screw rod for the rotation of screw rod is more stable.
The concrete quantity of connecting device can be according to construction protection requirement and decide, and every connecting device includes left guard plate, right guard plate and retaining member, and left guard plate and right guard plate all have relative first end and the second end that sets up, and the first end of left guard plate and right guard plate are installed on two fly boards with the adjustable mode in position respectively, and the second end of left guard plate slides and sets up in the second of right guard plate, and the retaining member setting is at right guard plate for locking or loosen left guard plate. The mounting positions of the connecting devices on the two movable plates are adjusted to adjust the supporting height. In an embodiment, the regulating groove is formed in the movable plate, a plurality of regulating holes communicated with the regulating groove are formed in the side wall of the movable plate, the regulating holes are arranged at intervals along the length direction of the movable plate, regulating blocks are arranged at the first end of the left protection plate and the first end of the right protection plate and slidably arranged in the corresponding regulating grooves, first threaded holes are formed in the regulating blocks, and the regulating blocks penetrate through the regulating holes through regulating bolts and are in threaded connection with the first threaded holes so as to detachably fix the regulating blocks on the movable plate. The regulating block can reciprocate along the regulating groove, when removing the regulating block, go out adjusting screw first, then adjust the position of left guard plate and right guard plate on the fly leaf through the position of regulating block in the regulating groove, after driving left guard plate and right guard plate through the regulating block and removing corresponding high position, first screw hole on the regulating block corresponds with a certain regulation hole, accessible adjusting screw passes corresponding regulation hole after this moment with the first screw hole threaded connection on the regulating block, fixed regulating block is in the position of regulating groove to fixed left guard plate and right guard plate position on the fly leaf.
Referring to fig. 3 and fig. 4 in combination, fig. 3 is a schematic structural view of a left protection plate in the stable foundation pit support frame of the present utility model, and fig. 4 is a schematic structural view of a right protection plate in the stable foundation pit support frame of the present utility model. The sliding connection between left guard plate and the right guard plate for the length of connection between left guard plate and the right guard plate can be adjusted according to the distance between two fly boards. In an embodiment, be equipped with the regulating plate on the second end of left guard plate, seted up a plurality of locating holes on the regulating plate, a plurality of locating holes set up along the length direction interval of regulating plate, the constant head tank that is used for holding the regulating plate is seted up to the second end of right guard plate, set up the second screw hole with the constant head tank intercommunication on the right guard plate, the retaining member is positioning bolt, positioning bolt and second screw hole threaded connection, left guard plate passes arbitrary locating hole in order to lock on the right guard plate through positioning bolt. Through setting up the regulating plate slip in the constant head tank, the regulating plate stretches out the length of constant head tank and is the distance between left guard plate and the right guard plate, when removing the regulating plate, makes the second screw hole on the right guard plate correspond a certain locating hole on the regulating plate, then through the threaded connection of locating bolt and second screw hole, twists the location screw thread for in the locating hole that the location screw thread inserts and correspond with the second screw hole, thereby will fix the position of regulating plate in the constant head tank, realize fixed left guard plate and right guard plate.
To enhance the protection area of the connection device, in an embodiment, the bottom ends of the left protection plate and the right protection plate are provided with protection nets. The protection area of the left protection plate and the right protection plate is enlarged by the protection net, so that the protection area of the connecting device can be enhanced.
Referring to fig. 5 in combination, fig. 5 is a schematic connection diagram of a movable plate, a runner and a supporting plate in the stable foundation pit support of the present utility model. In order to enable the movable plate to be more firmly fixed on the ground, in one embodiment, the bottom end of the movable plate is provided with a supporting device for fixing the movable plate on the ground. In an embodiment, the supporting device comprises a bottom plate arranged at the bottom end of the movable plate, a plurality of jacks are clamped on the bottom plate, and inserting rods are arranged in the jacks. When the bottom plate needs to be fixed, the bottom plate is inserted into the ground along the corresponding insertion holes. The tip of inserted bar is greater than the shaft of inserted bar, when inserting the inserted bar in the ground, the tip and the bottom plate butt of inserted bar are fixed the bottom plate subaerial to fix the fly leaf subaerial. In an embodiment, the supporting device further comprises a rotating wheel and a supporting plate, a rotating groove is formed in one side wall of the movable plate, the rotating wheel is rotatably arranged in the rotating groove, a first end of the supporting plate is connected with the rotating wheel, and an inserting block is arranged at the other end of the supporting plate. The supporting plate is driven to rotate through the rotating wheel, and the supporting plate drives the inserting block to be inserted into the ground, so that the supporting plate, the movable plate and the ground form a triangle, and the stability of support is improved. The rotating groove is preferably arranged at the rear end of the movable plate, and the supporting plate drives the insert block to be inserted into the edge of the foundation pit.
The following is a simple description of the use of the stabilized foundation pit support of the present utility model:
according to the width of supporting as required, through twisting the locating bolt for the locating bolt withdraws from the locating hole, make right guard plate and regulating plate loosen to be connected, then through rotating the hand wheel, the hand wheel drives first gear rotation through the pivot, first gear drives two second gears of meshing transmission and rotates, two second gears drive two screw rods respectively and rotate, because screw rod and movable block threaded connection, and the guide way is to the restriction of guide block, make the movable block remove along the movable groove under the rotatory effect of screw rod, drive the movable plate through the movable block and remove, thereby adjust the distance between two movable plates, in this process, left guard plate and right guard plate follow two movable plates and remove, make left guard plate drive the regulating plate and slide along the constant head tank, adjust the distance between left guard plate and the right guard plate, thereby make the distance between left guard plate and the right guard plate adjust to the distance between adaptation two movable plates, then through twisting the locating bolt, insert in the locating hole that corresponds, lock the regulating plate on the right, thereby fix left guard plate and right guard plate, accomplish and adjust the supporting width.
Then according to the height that needs was strutted, to every connecting device, loosen the adjusting bolt on the regulation hole, remove the regulating block along the adjustment tank to drive left guard plate and right guard plate through corresponding regulating block and reciprocate along the fly leaf, remove left guard plate and right guard plate to the height of settlement after, pass corresponding locating hole through adjusting bolt after with the first screw hole threaded connection on the regulating block, fix the position of regulating block, realize adjusting the strutted height. And the left protection plate and the right protection plate are provided with protection nets, and the protection area is enhanced through the protection nets.
Finally, the inserted rod is inserted into the ground along the insertion hole through trampling the inserted rod, the position of the bottom plate is fixed, then the supporting plate is driven to rotate through the rotating wheel, and the supporting plate drives the inserted block to be inserted into the ground, so that the supporting plate, the movable plate and the ground form a triangle, and the stability of support is improved.
Compared with the prior art, the utility model has the beneficial effects that: the two movable plates are driven to be close to or far away from each other by the adjusting device, so that the supporting width is adjusted, the protection range is improved, the supporting height is adjusted by adjusting the installation position of the connecting device on the movable plates, the problem that the supporting height and the width cannot be adjusted in the existing foundation pit supporting is solved, the universality of the stable foundation pit supporting frame is improved, and the application range is enlarged.
The present utility model is not limited to the preferred embodiments, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model will still fall within the scope of the technical solution of the present utility model.
Claims (10)
1. A stable foundation pit support, comprising:
a fixing plate;
the top ends of the two movable plates are connected with the fixed plate in a sliding way;
the adjusting device is connected with the two movable plates and used for driving the two movable plates to be close to or far away from each other;
the connecting device comprises a left protection plate, a right protection plate and a locking piece, wherein the left protection plate and the right protection plate are respectively provided with a first end and a second end which are oppositely arranged, the first ends of the left protection plate and the right protection plate are respectively arranged on the two movable plates in a position-adjustable mode, the second end of the left protection plate is slidably arranged in the second end of the right protection plate, and the locking piece is arranged on the right protection plate and is used for locking or loosening the left protection plate.
2. The stable foundation pit support according to claim 1, wherein the bottom of the fixed plate is provided with a movable groove, the adjusting device comprises a driving component and two screws, the two screws are respectively rotatably arranged on groove walls at two ends of the movable groove, the driving component is respectively connected with the two screws and is used for driving the screws to rotate, the top end of the movable plate is provided with a movable block, and the two movable blocks are respectively slidably arranged in the movable groove and are respectively in threaded connection with the two screws.
3. The stable foundation pit support according to claim 2, wherein the driving assembly comprises a hand wheel, a rotating shaft, a first gear and two fixed frames, the rotating shaft is rotatably arranged at the top end of the fixed plate, the bottom end of the rotating shaft stretches into the movable groove and is connected with the first gear, the hand wheel is arranged at the top end of the rotating shaft, the two fixed frames are respectively positioned at two sides of the first gear and are fixed in the movable groove, and a second gear is connected after passing through the fixed frames close to the screw rod and is meshed with the first gear for transmission.
4. The stable foundation pit support according to claim 2, wherein the top end of the movable block is provided with a guide block, and the bottom of the movable groove is provided with a guide groove matched with the guide block.
5. The stable foundation pit support according to claim 1, wherein the movable plate is provided with an adjusting groove, the side wall of the movable plate is provided with a plurality of adjusting holes communicated with the adjusting groove, the adjusting holes are arranged at intervals along the length direction of the movable plate, the first end of the left protection plate and the first end of the right protection plate are provided with adjusting blocks, the adjusting blocks are slidably arranged in the corresponding adjusting grooves, the adjusting blocks are provided with first threaded holes, and the adjusting blocks are in threaded connection with the first threaded holes after penetrating through the adjusting holes through adjusting bolts so as to detachably fix the adjusting blocks on the movable plate.
6. The stable foundation pit support according to claim 1, wherein the second end of the left protection plate is provided with an adjusting plate, the adjusting plate is provided with a plurality of positioning holes, the positioning holes are arranged at intervals along the length direction of the adjusting plate, the second end of the right protection plate is provided with a positioning groove for accommodating the adjusting plate, the right protection plate is provided with a second threaded hole communicated with the positioning groove, the locking piece is a positioning bolt, the positioning bolt is in threaded connection with the second threaded hole, and the left protection plate passes through any positioning hole through the positioning bolt to be locked on the right protection plate.
7. The stable foundation pit support of claim 1, wherein the bottom ends of the left and right protection plates are provided with protection nets.
8. The stable foundation pit support of claim 1, wherein the bottom end of the movable plate is provided with a support means for fixing the movable plate to the ground.
9. The stable foundation pit support of claim 8, wherein the support device comprises a bottom plate arranged at the bottom end of the movable plate, a plurality of jacks are clamped on the bottom plate, and inserting rods are arranged in the jacks.
10. The stable foundation pit support of claim 9, wherein the support device further comprises a rotating wheel and a support plate, a rotating groove is formed in one side wall of the movable plate, the rotating wheel is rotatably arranged in the rotating groove, a first end of the support plate is connected with the rotating wheel, and an inserting block is arranged on the other end of the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320660225.4U CN219908953U (en) | 2023-03-29 | 2023-03-29 | Stable foundation pit support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320660225.4U CN219908953U (en) | 2023-03-29 | 2023-03-29 | Stable foundation pit support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219908953U true CN219908953U (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320660225.4U Active CN219908953U (en) | 2023-03-29 | 2023-03-29 | Stable foundation pit support |
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| Country | Link |
|---|---|
| CN (1) | CN219908953U (en) |
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2023
- 2023-03-29 CN CN202320660225.4U patent/CN219908953U/en active Active
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