CN210151755U - Building foundation pit supporting device - Google Patents
Building foundation pit supporting device Download PDFInfo
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- CN210151755U CN210151755U CN201920884546.6U CN201920884546U CN210151755U CN 210151755 U CN210151755 U CN 210151755U CN 201920884546 U CN201920884546 U CN 201920884546U CN 210151755 U CN210151755 U CN 210151755U
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Abstract
The utility model relates to a construction technical field, more specifically say, it relates to a building excavation supporting device, including propping up backplate, foundation ditch and locating prop the backplate with bracing subassembly between the foundation ditch, the bottom of propping up the backplate set firmly in the upper surface of foundation ditch, the bracing subassembly includes the telescopic link, goes up the mount pad and mount pad down, go up the mount pad install in prop up the backplate, the mount pad is installed in the foundation ditch down, the upper end of telescopic link rotate connect in go up the mount pad, the lower extreme of telescopic link install in mount pad down, the telescopic link upper end with it can restrict to go up to be equipped with between the mount pad telescopic link wobbling locating component. The beneficial effect of this application: after the constructor finishes adjusting the angle of the telescopic rod, the telescopic rod is positioned by the positioning assembly so that the telescopic rod cannot swing easily, and the constructor is convenient to fix the lower end of the telescopic rod on the lower mounting seat.
Description
Technical Field
The utility model relates to a construction technical field, more specifically say, it relates to a building excavation supporting device.
Background
The foundation pit support is a supporting, blocking, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit. The diagonal brace is a word used in architecture, a cross layer is arranged on an outer vertical surface of a building to form a space truss, and therefore the rigidity of the structure is effectively improved, and the shock resistance of the structure is improved.
The existing foundation pit supporting structure, such as a chinese patent with publication number CN207597397U, discloses a foundation pit supporting and reinforcing structure, which comprises a plurality of supporting piles arranged around a foundation pit, a waist beam is connected between the supporting piles, a supporting seat is arranged in front of the supporting piles in the foundation pit, the supporting seat is rotatably connected with one end of a telescopic supporting rod, the other end of the supporting rod is rotatably connected to the waist beam, and the supporting rod is provided with a fixing mechanism for fixing the length of the supporting rod; when needs support a fender pile, rotate the one end of bracing piece and connect in the supporting seat, the inclination of adjustment bracing piece and the length of bracing piece are connected in the waist roof beam with the other end of bracing piece to utilize the length of fixed establishment fixed stay pole, the bracing piece will prop up the pressure transmission that a fender pile received to the waist roof beam this moment, the waist roof beam is supporting a fender pile through bracing piece and supporting seat transmission to the ground with pressure, simple to operate realizes supporting a fender pile's quick support.
In above-mentioned technique, constructor accessible adjustment bracing piece's inclination and the length of adjusting the bracing piece, and then realize that the bracing piece supports between foundation ditch and fender pile. However, after the constructor finishes adjusting the inclination angle of the supporting rod, the constructor is required to hold the upper end of the supporting rod, so that the supporting rod is kept at the inclination angle, the constructor is required to slide the inserting rod and the bearing rod to adjust the length of the supporting rod, and the length of the supporting rod is not convenient to adjust by the aid of the mode.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough of above-mentioned prior art, the utility model aims at providing a building excavation supporting device, constructor accomplish after the angle of adjusting the telescopic link, accessible locating component makes the telescopic link be difficult to continue the swing with the telescopic link location, and the constructor of being convenient for is fixed in down on the mount pad with the lower extreme of telescopic link.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a building foundation ditch supporting device, includes a backplate, foundation ditch and locates prop up the backplate with bracing subassembly between the foundation ditch, the bottom of propping up the backplate set firmly in the upper surface of foundation ditch, the bracing subassembly includes the telescopic link, goes up mount pad and mount pad down, go up the mount pad install in prop up the backplate, the mount pad is installed in the foundation ditch down, the upper end of telescopic link rotate connect in go up the mount pad, the lower extreme of telescopic link install in mount pad down, the telescopic link upper end with it can restrict to be equipped with between the last mount pad telescopic link wobbling locating component.
By adopting the technical scheme, the upper end of the telescopic rod is rotatably connected with the upper mounting seat, the lower end of the telescopic rod is mounted on the lower mounting seat, when the inclination angle of the telescopic rod needs to be adjusted, a constructor firstly swings the telescopic rod to enable the telescopic rod to swing to the required inclination angle, at the moment, the constructor can fix the telescopic rod at the current position through the positioning assembly, so that the telescopic rod is limited to continuously swing, and the constructor can adjust the length of the telescopic rod and enable the lower end of the telescopic rod to be mounted on the lower mounting; after the constructor finishes adjusting the inclination of telescopic link, locating component can restrict the telescopic link and continue the swing, and the length of telescopic link is adjusted to the follow-up constructor of being convenient for, improves constructor installation supporting device's convenience.
Preferably, the telescopic rod comprises a fixed part and a movable part, the upper mounting seat is provided with a horizontally arranged central rod in a penetrating manner, the upper end of the fixed part is provided with a first avoiding hole for the central rod to pass through, the upper end of the fixed part is rotatably connected to the central rod, and the fixed part can swing relative to the central rod; the lower end of the fixed part is connected with the upper end of the movable part, the movable part can slide relative to the fixed part, and the lower end of the movable part is installed on the lower installation seat.
Through adopting above-mentioned technical scheme, when the inclination of telescopic link needs to be adjusted, constructor makes the telescopic link swing along well core rod, when the telescopic link swung to required angle, constructor used the locating component to fix a position the telescopic link, and the telescopic link was fixed a position at present position department this moment, and constructor can make the relative fixed part of removal portion slide, and then made the telescopic link extension, and constructor installs the lower extreme of removal portion in mount pad down again on next step, can realize installing the bracing device.
Preferably, the positioning assembly comprises a positioning disc fixedly arranged on the fixing part and facing the side wall of the upper mounting seat, a horizontally arranged positioning rod and a through hole arranged on the upper mounting seat; a second avoidance hole for the central rod to pass through is formed in the center of the positioning disc, and the center of the second avoidance hole is superposed with the center of the first avoidance hole; a plurality of positioning holes are formed in the surface of the positioning disc at equal intervals along the circumferential direction; one end of the positioning rod penetrates through the through hole and can slide along the through hole, and the positioning rod can be in inserting fit with the positioning hole.
Through adopting above-mentioned technical scheme, at the inclination in-process that constructor adjusted the telescopic link, the telescopic link swings along well core rod, and the positioning disk rotates along well core rod simultaneously, and after constructor accomplished the inclination of adjusting the telescopic link, the through-hole is aimed at to one of them locating hole on the positioning disk, and constructor can insert the locating lever in the locating hole this moment, and the telescopic link is difficult to swing along well core rod this moment, and the locating lever sets up with the locating hole cooperation, simple structure, and the constructor of being convenient for realizes restricting the telescopic link and continues.
Preferably, one end of the positioning rod can be inserted into the positioning hole, the other end of the positioning rod is fixedly provided with a pulling piece for pulling the positioning rod to horizontally move, the pulling piece comprises a connecting portion and a pull ring portion, the connecting portion is fixedly arranged on the positioning rod, and the pull ring portion is fixedly arranged on the side face, deviating from the positioning rod, of the connecting portion.
Through adopting above-mentioned technical scheme, the pull ring setting further is convenient for constructor to remove the locating lever.
Preferably, the hole wall of the through hole is provided with a containing cavity, a connecting block is fixedly arranged in the containing cavity, one end of the positioning rod, which deviates from the pulling part, penetrates through the connecting block and can be spliced with the positioning hole, the positioning rod can move relative to the connecting block, a spring is further sleeved on the positioning rod, one end of the spring is fixedly arranged on the connecting block, the other end of the spring is fixedly arranged on the connecting part, and when the spring is in a natural state, the positioning rod is spliced and matched with the positioning hole.
Through adopting above-mentioned technical scheme, at the in-process that constructor adjusted the inclination of telescopic link, constructor can be earlier through removing the pull ring for in the locating lever indentation through-hole, constructor can swing the telescopic link this moment and be adjusted to required inclination until the telescopic link, the through-hole is aimed at to the locating hole of positioning disk this moment, constructor can unclamp the pull ring, this moment under the effect of spring, the locating lever inserts the locating hole automatically, the spring sets up, be favorable to improving the convenience that constructor operated.
Preferably, the moving part is sleeve-shaped, the fixing part is cylindrical, a clamping piece capable of positioning the moving part and the fixing part is fixedly arranged at the upper end of the moving part, the clamping piece is cylindrical, a clamping hole penetrates through the middle position of the clamping piece along the vertical direction, the clamping hole can be clamped and matched with the fixing part, a fracture is formed in the side surface of the clamping piece along the vertical direction, and a first fracture end and a second fracture end which are opposite to each other are formed at the fracture; the first fracture end is provided with a first lug, and the second fracture end is provided with a second lug;
the first lug is provided with an adjusting screw rod, one end of the adjusting screw rod penetrates through the first lug and the second lug respectively, the other end of the adjusting screw rod is provided with a rotating block, and the adjusting screw rod is in threaded connection with the first lug and the second lug respectively so as to limit the moving part to slide along the fixing part.
Through adopting above-mentioned technical scheme, when constructor accomplished the length of adjusting the telescopic link, constructor accessible drive turning block rotated for adjusting screw respectively with first lug and second lug threaded connection, thereby realize that the card firmware presss from both sides tight fixed part, and then the restriction removal portion slides along the fixed part, is favorable to improving the stability between telescopic link support and supporting board and the foundation ditch.
Preferably, two sections of horizontally arranged grooves are formed in the side face between the clamping piece and the upper end of the moving part, the grooves are communicated with the fracture, one section of the groove is formed between the first lug and the moving part, and the other section of the groove is formed between the second lug and the moving part.
Through adopting above-mentioned technical scheme, the diameter of removal portion is greater than the diameter of fixed part, cuts open the ditch setting, is favorable to strengthening the clamping effect of card firmware to the fixed part.
Preferably, the fixing portion is fixedly provided with a guide block along the length direction thereof, the inner wall of the moving portion is correspondingly provided with a guide groove in sliding fit with the guide block, the upper end of the guide groove extends to the top of the clamping member and is provided with an opening, and the guide groove is communicated with the clamping hole.
Through adopting above-mentioned technical scheme, the guide block sets up with the guide way cooperation, is favorable to strengthening the telescopic link stability when extension or shortening.
Preferably, the upper mounting seat is fixed to the supporting and protecting plate through a countersunk bolt, and the lower mounting seat is fixed to the foundation pit through a countersunk bolt.
Through adopting above-mentioned technical scheme, go up the mount pad and pass through countersunk bolt and be fixed in a backplate, the mount pad passes through countersunk bolt and is fixed in the foundation ditch down, is favorable to realizing corresponding fixed the setting respectively on supporting plate and foundation ditch with last mount pad and mount pad down, when constructor need will descend the mount pad to tear down, it can to the fixed action of mount pad down to remove countersunk bolt.
To sum up, the utility model discloses following beneficial effect has:
1. the upper end of the telescopic rod is rotatably connected with the upper mounting seat, the lower end of the telescopic rod is mounted on the lower mounting seat, when the inclination angle of the telescopic rod needs to be adjusted, a constructor firstly swings the telescopic rod to enable the telescopic rod to swing to the required inclination angle, and at the moment, the constructor can fix the telescopic rod at the current position through the positioning assembly, so that the telescopic rod is limited to continuously swing;
2. in the process that a constructor adjusts the inclination angle of the telescopic rod, the telescopic rod swings along the central rod, the positioning disc rotates along the central rod, after the constructor finishes adjusting the inclination angle of the telescopic rod, one positioning hole in the positioning disc is aligned with the through hole, the constructor can insert the positioning rod into the positioning hole at the moment, the telescopic rod cannot swing along the central rod easily, the positioning rod and the positioning hole are arranged in a matched mode, the structure is simple, and the constructor can limit the telescopic rod to swing continuously conveniently;
3. when constructor accomplished the length of adjusting the telescopic link, constructor accessible drive turning block rotated for adjusting screw respectively with first lug and second lug threaded connection, thereby realize that the card firmware presss from both sides tight fixed part, and then restriction removal portion slides along the fixed part, is favorable to improving the stability between telescopic link support and supporting plate and the foundation ditch.
Drawings
Fig. 1 is a schematic structural view of a foundation pit supporting device in an embodiment of the present invention;
FIG. 2 is a partial sectional view of the upper mounting base in an embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic structural view of the telescopic rod in the embodiment of the present invention;
fig. 5 is a schematic view of another view angle of the telescopic rod in the embodiment of the present invention.
Reference numerals: 1. supporting the guard plate; 101. an upper mounting seat; 2. a foundation pit; 21. a lower mounting seat; 31. a fixed part; 311. a first avoiding hole; 32. a moving part; 321. a third avoiding hole; 322. a bolt; 41. a limiting block; 51. positioning a plate; 52. a second avoiding hole; 53. positioning a rod; 54. a through hole; 55. positioning holes; 56. connecting blocks; 57. a spring; 6. a pulling member; 61. a connecting portion; 62. a pull ring part; 7. a clamping and fixing piece; 71. a clamping hole; 72. breaking off; 73. a first lug; 74. a second lug; 75. adjusting the screw rod; 76. rotating the block; 77. grooving; 81. a guide block; 82. a guide groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A building foundation pit supporting device is shown in figures 1 and 2 and comprises a supporting and protecting plate 1, a foundation pit 2 and an inclined strut assembly arranged between the supporting and protecting plate 1 and the foundation pit 2. The bottom end of the supporting and protecting plate 1 is fixedly arranged on the upper surface of the foundation pit 2. The diagonal bracing assembly comprises a telescopic rod supported between the supporting plate 1 and the foundation pit 2, an upper mounting seat 101 and a lower mounting seat 21. The upper mounting base 101 is mounted on the side surface of the support plate 1 by means of a countersunk bolt, and the lower mounting base 21 is mounted on the upper surface of the foundation pit 2 by means of a countersunk bolt. The telescopic rod comprises a fixing part 31 and a moving part 32, wherein the moving part 32 is in a sleeve shape, the fixing part 31 is in a cylindrical shape, and the moving part 32 can move along the axial direction of the fixing part 31 so as to realize the telescopic rod extension. The upper mounting seat 101 is provided with a horizontally arranged center rod (not marked in the figure) in a penetrating manner, and two ends of the center rod are respectively in threaded connection with a limiting block 41. The upper end of the fixing portion 31 is provided with a first clearance hole 311 (see fig. 4) for the center rod to pass through. In the process of mounting the fixing part 31 on the upper mounting seat 101, a constructor firstly places the fixing part 31 on the upper mounting seat 101, and then the constructor enables the central rod to penetrate through the upper mounting seat 101 and the first avoiding hole 311 of the central rod; next, the constructor connects the limiting block 41 with the central rod by screw threads and pushes against the side wall of the upper mounting seat 101, so as to fix the central rod to the upper mounting seat 101. At this time, the upper end of the fixing portion 31 is rotatably connected to the center rod, and the fixing portion 31 can swing with respect to the center rod. The lower end of the fixed part 31 is connected with the upper end of the movable part 32, and the movable part 32 can slide relative to the fixed part 31. The lower end of the moving part 32 is provided with a third avoiding hole 321 (see fig. 4), and the lower mounting base 21 is provided with a horizontally arranged bolt 322, and the bolt 322 is detachably connected with the lower mounting base 21. The lower end of the moving part 32 is inserted into the third avoiding hole 321 through the bolt 322, so that the lower end of the moving part 32 is mounted on the lower mounting seat 21.
Referring to fig. 2 and 3, a positioning assembly capable of limiting the telescopic rod to swing is disposed between the upper end of the fixing portion 31 of the telescopic rod and the upper mounting seat 101, and the positioning assembly includes a positioning plate 51 fixedly disposed on the side wall of the fixing portion 31 facing the upper mounting seat 101, a positioning rod 53 horizontally disposed, and a through hole 54 disposed on the side wall of the upper mounting seat 101. A second clearance hole 52 through which the center rod can pass is formed in the center of the positioning disc 51, and the center of the second clearance hole 52 coincides with the center of the first clearance hole 311, so that the positioning disc 51 rotates along the center rod in the process that the fixing portion 31 swings around the center rod. The surface of the positioning plate 51 is provided with a plurality of positioning holes 55 at equal intervals in the circumferential direction, which can be aligned with the through holes 54. One end of the positioning rod 53 passes through the through hole 54 and can slide along the through hole 54, and the positioning rod 53 can be inserted and matched with the positioning hole 55. When the telescopic rod swings around the central rod to any set inclined angle, the positioning hole 55 of the positioning disc 51 can be aligned with the through hole 54.
As shown in fig. 3, one end of the positioning rod 53 can be inserted into the positioning hole 55, the other end of the positioning rod 53 is fixedly provided with a pulling member 6 for pulling the positioning rod 53 to move horizontally, the pulling member 6 includes a connecting portion 61 and a pulling ring portion 62, the connecting portion 61 is fixedly arranged on the positioning rod 53, and the pulling ring portion 62 is fixedly arranged on the side surface of the connecting portion 61 departing from the positioning rod 53. When the positioning action of the positioning assembly on the telescopic rod needs to be released, the constructor can move the pulling piece 6 to further enable the positioning rod 53 to be separated from the positioning hole 55.
As shown in fig. 3, a containing cavity (not marked in the figure) is formed in the hole wall of the through hole 54, a connecting block 56 is fixedly arranged in the containing cavity, one end of the positioning rod 53, which is away from the pulling member 6, penetrates through the connecting block 56 and can be inserted into the positioning hole 55, and the positioning rod 53 can move relative to the connecting block 56. The positioning rod 53 is further sleeved with a spring 57, one end of the spring 57 is fixedly arranged on the connecting block 56, the other end of the spring 57 is fixedly arranged on the connecting portion 61, and when the spring 57 is in a natural state, the positioning rod 53 is in inserting fit with the positioning hole 55. At the in-process of constructor's regulation inclination, constructor can earlier through removing pulling piece 6 for locating lever 53 is in indentation through-hole 54, constructor can swing the telescopic link this moment and be adjusted to required inclination until the telescopic link, locating hole 55 of positioning disk 51 aligns through-hole 54 this moment, constructor can loosen the pull ring, this moment under spring 57's effect, locating lever 53 inserts automatically in locating hole 55, spring 57 sets up, be favorable to improving the convenience that constructor operated.
At the in-process of constructor's regulation inclination of telescopic link, constructor removes earlier and draws piece 6 and make locating lever 53 indentation through-hole 54 in, the telescopic link is around well core rod swing, positioning disk 51 rotates around well core rod simultaneously, when the inclination adjustment of accomplishing regulation telescopic link to the setting value, through-hole 54 is aimed at to one of them locating hole 55 of positioning disk 51, this moment under spring 57's effect, locating lever 53 inserts in the locating hole 55 automatically, thereby realize the swing of restriction telescopic link, the length of the subsequent regulation telescopic link of the constructor of being convenient for.
Referring to fig. 4 and 5, the upper end of the moving part 32 is fixedly provided with a fastener 7 for positioning the moving part 32 with the fixing part 31. The clamping piece 7 is cylindrical, a clamping hole 71 penetrates through the middle position of the clamping piece 7 along the vertical direction, the clamping hole 71 can be clamped and matched with the fixing part 31, a fracture 72 is formed in the side face of the clamping piece 7 along the vertical direction, and a first fracture end and a second fracture end which are opposite to each other are formed at the fracture 72; the first break end is provided with a first lug 73 and the second break end is provided with a second lug 74. The first lug 73 is provided with an adjusting screw 75, one end of the adjusting screw 75 passes through the first lug 73 and the second lug 74 respectively, the other end of the adjusting screw 75 is provided with a rotating block 76, and the adjusting screw 75 is in threaded connection with the first lug 73 and the second lug 74 respectively so as to limit the moving part 32 from sliding along the fixing part 31. When the constructor finishes adjusting the length of the telescopic rod, the constructor can drive the rotating block 76 to rotate, so that the adjusting screw rod 75 is respectively in threaded connection with the first lug 73 and the second lug 74, the clamping fixing part 31 of the clamping fixing part 7 is realized, the moving part 32 is further limited to slide along the fixing part 31, and the stability between the telescopic rod support and the supporting plate 1 and the foundation pit 2 is improved. The side surface between the clamping member 7 and the upper end of the moving part 32 is provided with two sections of horizontally arranged groove 77, the groove 77 is communicated with the fracture 72, one section of groove 77 is arranged between the first lug 73 and the moving part 32, and the other section of groove 77 is arranged between the second lug 74 and the moving part 32. The groove 77 is provided to enhance the clamping action of the clip 7 on the fixing portion 31.
Specifically, the fixing portion 31 is fixedly provided with a guide block 81 along the length direction thereof, the inner wall of the moving portion 32 is correspondingly provided with a guide groove 82 in sliding fit with the guide block 81, the upper end of the guide groove 82 extends to the top of the clamping member 7 and is provided with an opening, and the guide groove 82 is communicated with the clamping hole 71. In the process that the moving part 32 moves along the length direction of the fixed part 31, the guide block 81 is matched with the guide groove 82, which is beneficial to improving the stability of the moving part 32 during moving.
The specific working process is as follows:
when the diagonal bracing component is installed, a constructor firstly fixes the upper installation seat 101 on the side surface of the supporting and protecting plate 1 by using a countersunk bolt, then places the upper end of the fixing part 31 of the telescopic rod on the upper installation seat 101, then enables the central rod to penetrate through the upper installation seat 101 and the first clearance hole 311 of the fixing part 31, and then enables the limiting block 41 and the central rod to be in threaded connection and to abut against the side wall of the upper installation seat 101; next, the worker fixes the lower mount 21 to the upper surface of the foundation pit 2 using a countersunk bolt.
Next, the constructor adjusts the inclination angle of the telescopic rod: firstly, a constructor moves the pulling piece 6 and enables the positioning rod 53 to retract into the through hole 54, then the telescopic rod swings around the central rod, and the positioning disc 51 rotates around the central rod; when the inclination angle of the telescopic rod is adjusted to a set value, the positioning hole 55 of the positioning disc 51 is aligned with the through hole 54, and at the moment, the positioning rod 53 is automatically inserted into the positioning hole 55 under the action of the spring 57, so that the swinging of the telescopic rod is limited.
Next, the length of the telescopic rod is adjusted by the constructor: first, the worker drives the rotation block 76 to rotate so that the adjustment screw 75 is disengaged from the first lug 73 and the second lug 74, and at this time, the worker can move the moving part 32 in the axial direction of the fixing part 31, and during the movement of the moving part 32 along the fixing part 31, the guide block 81 is engaged with the guide groove 82 so that the movement of the moving part 32 is more stable. When the length of the telescopic rod is adjusted to a set value, the constructor can make the adjusting screw 75 be respectively in threaded connection with the first lug 73 and the second lug 74, so that the fixing part 31 is clamped by the clamping and fixing piece 7, the moving part 32 is fixed on the fixing part 31, the lower end of the telescopic rod is located on the lower mounting seat 21 at the moment, and the constructor uses the bolt 322 to install the lower end of the telescopic rod on the lower mounting seat 21 at the moment. Thereby completing installation of the sprag assembly.
The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.
Claims (9)
1. The utility model provides a building excavation supporting device which characterized by: including a backplate (1), foundation ditch (2) and locate prop up backplate (1) with bracing subassembly between foundation ditch (2), the bottom of propping up backplate (1) set firmly in the upper surface of foundation ditch (2), the bracing subassembly includes the telescopic link, goes up mount pad (101) and mount pad (21) down, go up mount pad (101) install in prop up backplate (1), mount pad (21) are installed in foundation ditch (2) down, the upper end of telescopic link rotate connect in go up mount pad (101), the lower extreme of telescopic link install in mount pad (21) down, the telescopic link upper end with be equipped with between last mount pad (101) and restrict telescopic link wobbling locating component.
2. A building foundation pit supporting device according to claim 1, wherein: the telescopic rod comprises a fixing part (31) and a moving part (32), a horizontally arranged central rod penetrates through the upper mounting seat (101), a first avoiding hole (311) for the central rod to penetrate through penetrates through the upper end of the fixing part (31), the upper end of the fixing part (31) is rotatably connected to the central rod, and the fixing part (31) can swing relative to the central rod; the lower end of the fixed part (31) is connected with the upper end of the movable part (32), the movable part (32) can slide relative to the fixed part (31), and the lower end of the movable part (32) is installed on the lower installation seat (21).
3. A building foundation pit supporting device according to claim 2, wherein: the positioning assembly comprises a positioning disc (51) fixedly arranged on the fixing part (31) and facing the side wall of the upper mounting seat (101), a positioning rod (53) horizontally arranged and a through hole (54) arranged on the upper mounting seat (101); a second avoidance hole (52) for the central rod to pass through is formed in the center of the positioning disc (51), and the center of the second avoidance hole (52) is superposed with the center of the first avoidance hole (311); a plurality of positioning holes (55) are formed in the surface of the positioning disc (51) at equal intervals along the circumferential direction; one end of the positioning rod (53) penetrates through the through hole (54) and can slide along the through hole (54), and the positioning rod (53) can be in inserted connection with the positioning hole (55).
4. A building foundation pit supporting device according to claim 3, wherein: one end of the positioning rod (53) can be inserted into the positioning hole (55), a pulling piece (6) used for pulling the positioning rod (53) to move horizontally is fixedly arranged at the other end of the positioning rod (53), the pulling piece (6) comprises a connecting portion (61) and a pull ring portion (62), the connecting portion (61) is fixedly arranged on the positioning rod (53), and the pull ring portion (62) is fixedly arranged on the side face, deviating from the positioning rod (53), of the connecting portion (61).
5. A building foundation pit supporting device according to claim 4, wherein: the hole wall of the through hole (54) is provided with a containing cavity, a connecting block (56) is fixedly arranged in the containing cavity, one end, deviating from the pulling piece (6), of the positioning rod (53) penetrates through the connecting block (56) and can be connected with the positioning hole (55) in an inserting mode, the positioning rod (53) can move relative to the connecting block (56), a spring (57) is further sleeved on the positioning rod (53), one end of the spring (57) is fixedly arranged on the connecting block (56), the other end of the spring (57) is fixedly arranged on the connecting portion (61), and when the spring (57) is in a natural state, the positioning rod (53) is connected with the positioning hole (55) in an inserting mode.
6. A building foundation pit supporting device according to claim 2, wherein: the movable part (32) is sleeve-shaped, the fixed part (31) is cylindrical, a clamping piece (7) capable of positioning the movable part (32) on the fixed part (31) is fixedly arranged at the upper end of the movable part (32), the clamping piece (7) is cylindrical, a clamping hole (71) penetrates through the middle position of the clamping piece (7) along the vertical direction, the clamping hole (71) can be clamped and matched with the fixed part (31), a fracture (72) is formed in the side face of the clamping piece (7) along the vertical direction, and a first fracture end and a second fracture end which are opposite to each other are formed at the fracture (72); the first fracture end is provided with a first lug (73), and the second fracture end is provided with a second lug (74);
the first lug (73) is provided with an adjusting screw rod (75), one end of the adjusting screw rod (75) penetrates through the first lug (73) and the second lug (74) respectively, the other end of the adjusting screw rod (75) is provided with a rotating block (76), and the adjusting screw rod (75) is in threaded connection with the first lug (73) and the second lug (74) respectively so as to limit the moving part (32) to slide along the fixing part (31).
7. A building foundation pit supporting device according to claim 6, wherein: two sections of horizontally arranged groove (77) are formed in the side face between the clamping piece (7) and the upper end of the moving part (32), the groove (77) is communicated with the fracture (72), one section of the groove (77) is arranged between the first lug (73) and the moving part (32), and the other section of the groove (77) is arranged between the second lug (74) and the moving part (32).
8. A building foundation pit supporting device according to claim 7, wherein: the fixing portion (31) is fixedly provided with a guide block (81) along the length direction of the fixing portion, the inner wall of the moving portion (32) is correspondingly provided with a guide groove (82) matched with the guide block (81) in a sliding mode, the upper end of the guide groove (82) extends to the top of the clamping piece (7) and is arranged in an opening mode, and the guide groove (82) is communicated with the clamping hole (71).
9. A building foundation pit supporting device according to claim 1, wherein: the upper mounting seat (101) is fixed on the supporting and protecting plate (1) through a countersunk head bolt, and the lower mounting seat (21) is fixed on the foundation pit (2) through a countersunk head bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920884546.6U CN210151755U (en) | 2019-06-12 | 2019-06-12 | Building foundation pit supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920884546.6U CN210151755U (en) | 2019-06-12 | 2019-06-12 | Building foundation pit supporting device |
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| Publication Number | Publication Date |
|---|---|
| CN210151755U true CN210151755U (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920884546.6U Expired - Fee Related CN210151755U (en) | 2019-06-12 | 2019-06-12 | Building foundation pit supporting device |
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| Country | Link |
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| CN (1) | CN210151755U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934269A (en) * | 2020-08-13 | 2020-11-13 | 河南豫港电力工程有限公司 | Cable trench and laying process thereof |
| CN112343062A (en) * | 2020-10-27 | 2021-02-09 | 安徽省无为市建筑安装总公司 | Foundation pit supporting template for building foundation construction |
| CN112962615A (en) * | 2021-01-25 | 2021-06-15 | 中建五局第三建设有限公司 | Quick bearing diagonal equipment of assembled foundation ditch construction |
| CN113073636A (en) * | 2021-03-26 | 2021-07-06 | 中建新疆建工集团第五建筑工程有限公司 | Cement fly ash gravel pile verticality control device and construction method |
| CN113152483A (en) * | 2021-05-19 | 2021-07-23 | 中建八局广西建设有限公司 | Protective device in foundation pit and using method thereof |
| CN114182737A (en) * | 2021-11-26 | 2022-03-15 | 中建八局(厦门)建设有限公司 | Firm structure of foundation pit support pile |
| CN115075262A (en) * | 2022-07-21 | 2022-09-20 | 中国水利水电第三工程局有限公司 | Deep foundation pit supporting structure for cast-in-situ bored pile |
-
2019
- 2019-06-12 CN CN201920884546.6U patent/CN210151755U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934269A (en) * | 2020-08-13 | 2020-11-13 | 河南豫港电力工程有限公司 | Cable trench and laying process thereof |
| CN111934269B (en) * | 2020-08-13 | 2021-09-14 | 河南豫港电力工程有限公司 | Cable trench and laying process thereof |
| CN112343062A (en) * | 2020-10-27 | 2021-02-09 | 安徽省无为市建筑安装总公司 | Foundation pit supporting template for building foundation construction |
| CN112962615A (en) * | 2021-01-25 | 2021-06-15 | 中建五局第三建设有限公司 | Quick bearing diagonal equipment of assembled foundation ditch construction |
| CN112962615B (en) * | 2021-01-25 | 2022-07-22 | 中建五局第三建设有限公司 | Assembled foundation pit construction quick diagonal bracing equipment |
| CN113073636A (en) * | 2021-03-26 | 2021-07-06 | 中建新疆建工集团第五建筑工程有限公司 | Cement fly ash gravel pile verticality control device and construction method |
| CN113152483A (en) * | 2021-05-19 | 2021-07-23 | 中建八局广西建设有限公司 | Protective device in foundation pit and using method thereof |
| CN114182737A (en) * | 2021-11-26 | 2022-03-15 | 中建八局(厦门)建设有限公司 | Firm structure of foundation pit support pile |
| CN114182737B (en) * | 2021-11-26 | 2023-04-07 | 中建八局(厦门)建设有限公司 | Firm structure of foundation pit support pile |
| CN115075262A (en) * | 2022-07-21 | 2022-09-20 | 中国水利水电第三工程局有限公司 | Deep foundation pit supporting structure for cast-in-situ bored pile |
| CN115075262B (en) * | 2022-07-21 | 2023-10-24 | 中国水利水电第三工程局有限公司 | Deep foundation pit supporting structure of bored pile |
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