CN117947977A - Existing old roof beam consolidates and uses support frame - Google Patents
Existing old roof beam consolidates and uses support frame Download PDFInfo
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- CN117947977A CN117947977A CN202410275675.0A CN202410275675A CN117947977A CN 117947977 A CN117947977 A CN 117947977A CN 202410275675 A CN202410275675 A CN 202410275675A CN 117947977 A CN117947977 A CN 117947977A
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 18
- 230000009193 crawling Effects 0.000 claims abstract description 10
- 230000002787 reinforcement Effects 0.000 claims abstract description 5
- 241000282326 Felis catus Species 0.000 claims description 19
- 230000009194 climbing Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/04—Propping of endangered or damaged buildings or building parts, e.g. with respect to air-raid action
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Ladders (AREA)
Abstract
The application relates to the technical field of old house reinforcement and discloses a supporting frame for reinforcing an existing old beam, which comprises a supporting plate for supporting a pouring template, a supporting rod for supporting the supporting plate, and a first fixing piece for fixing the supporting rod and the supporting plate, wherein the supporting rod is respectively arranged at two ends of the supporting plate, can stretch and retract along the length direction of the supporting rod, and further comprises a driving device for driving the supporting rod to stretch and retract; the second fixing piece is arranged on the crawling ladder which is detachably arranged below the supporting plate, is used for fixing the crawling ladder and the supporting plate, and is used for unlocking the crawling ladder; the application can efficiently support the pouring template.
Description
Technical Field
The application relates to the technical field of old house reinforcement, in particular to a supporting frame for reinforcing an existing old beam.
Background
After a part of the building is built, the structural performance of the building is difficult to meet the requirements along with the increase of the use requirements or the aging of the building, and the bearing structure, namely the beam column part, of the building needs to be re-reinforced.
When reinforcing the beam body, the load-bearing performance of the old beam is generally increased by enlarging the cross section of the concrete beam. When the old beam is reinforced, generally, firstly cleaning concrete blocks falling off from the old beam, and according to binding reinforcement cages or setting planted bars, then pouring templates on the outer side of the old beam, and setting a support frame for supporting the pouring templates, namely pouring a beam body, so as to finish the reinforcement of the beam body; the support frame is generally in a scaffold setting mode, namely a plurality of vertical and transverse steel pipes are arranged, and the lower surface of the pouring template is supported by the upper ends of the steel pipes in a butt joint mode.
Aiming at the related technology, the construction is troublesome by setting up a mode of supporting and pouring the template, and the positions of the steel pipes are required to be corrected for many times to ensure the stability of the support, so that the construction efficiency is slower.
Disclosure of Invention
In order to conveniently and efficiently support a pouring template, the application provides a support frame for reinforcing an existing old beam.
The application provides a supporting frame for reinforcing an existing old beam, which adopts the following technical scheme:
The supporting frame for reinforcing the existing old beam comprises a supporting plate for supporting a pouring template, a supporting rod for supporting the supporting plate, a first fixing piece for fixing the supporting rod and the supporting plate, a driving device for driving the supporting rod to stretch and retract, wherein the supporting rod is respectively arranged at two ends of the supporting plate and can stretch and retract along the length direction of the supporting rod;
Still including set up in can dismantle set up in the cat ladder of backup pad below, with the cat ladder with the second mounting that the backup pad is fixed mutually to and be used for the unblock cat ladder, the cat ladder include two side bars that are parallel to each other and set up in two foot rest bars between the side bars, the side bar include first side bar, second side bar with set up in adjust the pole between the first side bar with the second side bar, adjust pole one end with first side bar rotates to be connected, adjust the pole other end can peg graft in the second side bar, and with second side bar threaded connection.
By adopting the technical scheme, the supporting plate is fixed above the supporting rod through the first fixing piece, and the supporting rod is driven to extend through the driving device, so that the supporting plate is abutted to the lower surface of the pouring template, and the pouring template can be quickly and conveniently supported;
Meanwhile, the crawling ladder is fixed below the supporting plate through the second fixing piece, and the length of the side plate rod can be adjusted through the cooperation of the adjusting rod, the first side plate and the second side rod, namely, the length of the crawling ladder can be adjusted, so that the crawling ladder is abutted between the supporting plate and the ground, the supporting plate can be supported, and the stress intensity of the supporting plate is improved; meanwhile, after the newly poured beam body is dried, the pouring template can be detached up and down through the crawling ladder.
Optionally, the support rod comprises a base, a first sleeve arranged on the base and a second sleeve which is inserted on the first sleeve in an up-down sliding way, a first guide block is arranged on the lateral wall of the outer side of the second sleeve, a first guide groove for sliding of the first guide block is arranged on the lateral wall of the inner side of the first sleeve, and the first guide groove extends along the axial direction of the first sleeve; the driving device comprises a first driving rod arranged on the base in a rotating mode and a driving motor arranged on the base, external threads are arranged on the lateral wall of the outer side of the upper end of the first driving rod, the upper end of the first driving rod is located in the first sleeve, the first sleeve penetrates through the second sleeve bottom plate upwards and is in threaded connection with the second sleeve, and the lower end of the first driving rod penetrates through the base in a rotating mode and is connected with the output end of the driving motor.
Through adopting above-mentioned technical scheme, start driving motor, drive first actuating lever and rotate, the second sleeve is under first guide block and first guide slot complex spacing to and under the threaded connection drive of first drive screw, can slide from top to bottom along second sleeve length direction and stretch out and draw back.
Optionally, a first positioning ring is arranged on the lateral wall of the outer side of the lower end of the first driving rod, and a positioning groove for accommodating the first positioning ring and allowing the first positioning ring to rotate is formed in the base.
By adopting the technical scheme, the stability of the first driving rod can be improved.
Optionally, the support rod further comprises a third sleeve inserted in the second sleeve in a vertically sliding manner, a second guide block is arranged on the lateral wall of the outer side of the third sleeve, a second guide groove for sliding of the second guide block is formed in the lateral wall of the inner side of the second sleeve, the second guide groove extends along the axial direction of the second sleeve, the driving device further comprises a second driving rod rotationally arranged in the second sleeve, an external thread is arranged on the lateral wall of the upper end of the second driving rod, and the second driving rod upwards penetrates through the third sleeve bottom plate and is in threaded connection with the third sleeve; the bottom plate of the second sleeve is provided with a second positioning ring, the first driving rod coaxially penetrates through the second positioning ring, the lower end of the second driving rod is provided with a third positioning ring, and the second positioning ring is inserted into the lower end of the third positioning ring and is in rotary connection with the third positioning ring; the second driving rod is characterized in that a limiting bar is arranged on the inner side wall of the second driving rod, a limiting groove for sliding of the limiting bar is formed in the outer side wall of the first driving rod, and the limiting bar and the limiting groove extend along the axial direction of the first driving rod.
By adopting the technical scheme, the second sleeve can slide up and down and can drive the second driving rod to slide up and down; the first actuating lever rotates and can drive the second actuating lever to rotate to drive third sleeve roll-off second sleeve, thereby realize second sleeve and third telescopic multistage extending structure, not only flexible efficiency is higher, can reduce the length when supporting futilely accomodate moreover, conveniently accomodate the transportation bracing piece.
Optionally, the bracing piece is still including setting up in the first connecting block of upper end, the backup pad lower surface has seted up the confession the first spread groove of first connecting block grafting, first mounting is fixing bolt, fixing bolt is followed first connecting block circumference sets up a plurality of.
Optionally, the cat ladder is still including setting up in the second connecting block of upper end, offer in the backup pad and supply the second spread groove that the second connecting block pegged graft, the second mounting including slide set up in the inserted block on the second connecting block, offer in the backup pad and supply the slot that the inserted block pegged graft, still offer on the second connecting block and supply the gliding spout of inserted block, the second mounting still including set up in diapire in the spout with spring between the inserted block, works as the inserted block pegging graft in the slot, the spring is in compressed state, the unblock piece can drive the inserted block is followed the slip in the slot.
By adopting the technical scheme, the climbing frame can be quickly and stably fixed on the supporting plate.
Optionally, the cat ladder is towards backup pad direction slope sets up, just the frame climbs in backup pad bilateral symmetry sets up.
Optionally, the second spread groove is along backup pad length interval sets up a plurality of, climb the frame along backup pad length direction interval sets up a plurality of.
Optionally, the unlocking piece includes the unblock rope, unblock rope one end with the inserted block is connected, and the other end is followed the second connecting block wears to establish to in the side pole, offer on the side pole confession the trompil that the unblock rope was worn out.
Through adopting above-mentioned technical scheme, pulling unblock rope can drive the inserted block roll-off slot to unblock second connecting block can be with the cat ladder connection in the backup pad, perhaps dismantle from the backup pad, convenient operation is swift.
Optionally, the unlocking piece further comprises an unlocking ring, and one end, far away from the insertion block, of the unlocking rope is connected with the unlocking ring.
Through adopting above-mentioned technical scheme, can conveniently drive unlocking rope and slide.
In summary, the present application includes at least one of the following beneficial effects:
1. the support plate is fixed on the support rod through the first fixing piece, and the support rod is driven to extend through the driving device, so that the support plate can be rapidly moved upwards to abut against the pouring template, and the pouring template is supported;
2. Through setting up the frame of climbing, can be in strengthening backup pad atress intensity and stability, make things convenient for constructor to construct from top to bottom.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of the support bar;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 2;
FIG. 5 is a schematic exploded view of the first mount;
FIG. 6 is a schematic cross-sectional view of a support plate;
FIG. 7 is an enlarged schematic view of the structure at C in FIG. 6;
Fig. 8 is an enlarged schematic view of the structure at D in fig. 6.
Reference numerals illustrate: 1. a support plate; 11. a first connection groove; 12. a second connecting groove; 13. a slot; 2. a support rod; 21. a base; 22. a first sleeve; 221. a first guide groove; 23. a second sleeve; 231. a first guide block; 232. a second guide groove; 233. a second positioning ring; 24. a third sleeve; 241. a second guide block; 25. a first connection block; 3. a first fixing member; 31. a fixing bolt; 4. a driving device; 41. a first driving lever; 411. a first positioning ring; 412. a limit groove; 42. a driving motor; 43. a second driving lever; 431. a third positioning ring; 432. a limit bar; 5. a ladder stand; 51. a side bar; 511. a first side bar; 512. a second side bar; 513. an adjusting rod; 52. a foot pedal lever; 53. a second connection block; 531. a chute; 6. a second fixing member; 61. inserting blocks; 62. a spring; 7. an unlocking member; 71. unlocking the rope; 72. and unlocking the ring.
Detailed Description
The application is described in further detail below with reference to fig. 1-8.
The embodiment of the application discloses a supporting frame for reinforcing an existing old beam. Referring to fig. 1 and 2, the support frame comprises a support plate 1, a support rod 2 for supporting the support plate 1, and a first fixing piece 3 for connecting the support plate 1 with the support rod 2, wherein the support plate 1 is a rectangular long plate, and the support plate 1 is abutted to the lower surface of a pouring template for pouring a reinforced beam body during construction so as to support the pouring template; the supporting plate 1 may be a whole rectangular plate, and in other embodiments, may be formed by splicing a plurality of rectangular plates for convenience in transportation; the bracing piece 2 sets up respectively in backup pad 1 both ends, and bracing piece 2 can stretch out and draw back along self length direction, the support frame is still including being used for driving bracing piece 2 to stretch out and draw back drive arrangement 4, thereby when setting up the support frame, can be earlier with bracing piece 2 connect in backup pad 1 lower surface through first mounting 3, then extend through drive arrangement 4 drive bracing piece 2, make backup pad 1 butt in pouring the template lower surface, can conveniently support the support template fast, when connecting backup pad 1 and bracing piece 2 simultaneously, need not to erect structures such as scaffold frame, convenient operation safety.
Referring to fig. 2 and 3, in the present embodiment, the support rod 2 includes a base 21, a first sleeve 22 disposed on the base 21, and a second sleeve 23 slidably inserted into the first sleeve 22 from top to bottom, specifically, the base 21 may be a rectangular base body hollow inside and penetrating to a lower surface, the cross section of the first sleeve 22 is circular and fixed on the upper surface of the base 21, the second sleeve 23 is inserted into the first sleeve 22 from top to bottom, the second sleeve 23 includes a circular sidewall and a bottom plate located at a lower end, in a storage state, the second sleeve 23 can be completely stored in the first sleeve 22, and the driving device 4 can drive the second sleeve 23 to slide upwards out of the first sleeve 22. Further, the outer side wall of the second sleeve 23 is fixed to the first guide block 231, the second guide block 241 is a rectangular block, in other embodiments, may be a dovetail block or a T-shaped block, etc., the inner side wall of the first sleeve 22 is provided with a first guide groove 221 for the first guide block 231 to slide up and down, the first guide groove 221 extends towards the vertical direction, and a plurality of first guide blocks 231 may be circumferentially arranged on the second sleeve 23.
Referring to fig. 2 and 3, in the present embodiment, the driving device 4 includes a first driving rod 41 and a driving motor 42, the driving motor 42 is fixed in the base 21 by means of bolts or the like, wherein the first driving rod 41 is coaxially arranged in the first sleeve 22, the lower end of the first driving rod 41 passes through the base 21 and is connected with an output shaft of the driving motor 42, and the outer side wall of the lower end of the first driving rod 41 is rotatably connected with the base 21 by means of bearings or the like; external threads are arranged on the outer side wall of the upper end of the first driving rod 41, and the upper end of the first driving rod 41 penetrates through the bottom plate part of the second sleeve 23 and is in threaded connection with the second sleeve 23, so that the driving motor 42 is started, the first driving rod 41 can be driven to rotate, and the second sleeve 23 can be driven to move up and down under the limit of the first guide block 231 and the first guide groove 221. Further, a first positioning ring 411 may be fixed on the outer sidewall of the lower end of the first driving rod 41, a positioning slot for accommodating the first positioning ring 411 is formed on the upper surface of the base 21, and the first positioning ring 411 abuts against the positioning slot and can rotate relative to the base 21, so as to improve the bearing force and stability of the first driving rod 41.
Referring to fig. 2 and 4, in this embodiment, further, the support rod 2 further includes a third sleeve 24 slidably inserted into the second sleeve 23, the third sleeve 24 has a similar structure to the second sleeve 23, and also has a side wall and a bottom plate, and correspondingly, a second guide block 241 is fixed on an outer side wall of the third sleeve 24, a second guide groove 232 for sliding the second guide block 241 up and down is formed on an inner side wall of the second sleeve 23, the second guide groove 232 extends along a vertical direction, and the second guide block 241 can be circumferentially fixed on a plurality of outer side walls of the third sleeve 24.
Referring to fig. 2 and 4, in the present embodiment, the driving device 4 further includes a second driving rod 43 rotatably disposed in the second sleeve 23, an external thread is disposed on an outer sidewall of an upper end of the second driving rod 43, and an upper end of the second driving rod 43 passes through a bottom plate of the third sleeve 24 upwards and is in threaded connection with the third sleeve 24; a second locating ring 233 is fixed on the bottom plate of the second sleeve 23, the first driving rod 41 can coaxially penetrate through the second locating ring 233, and preferably, the outer side of the first driving rod 41 is in threaded connection with the inner side wall of the second locating ring 233; the lower end of the second driving rod 43 is fixedly connected with a third positioning ring 431, the third positioning ring 431 is a circular ring, the second positioning ring 233 is coaxially inserted into the third positioning ring 431 and is rotationally connected with the third positioning ring 431, and the lower surface of the point positioning ring can be abutted against the upper surface of the bottom plate of the second sleeve 23, so that when the second sleeve 23 moves upwards, the second driving rod 43 and the third sleeve 24 can be synchronously driven to move upwards.
Referring to fig. 2 and 4, in the present embodiment, a limiting bar 432 is fixedly disposed on an inner side wall of the second driving rod 43, the limiting bar 432 may extend along a length direction of the second driving rod 43, a limiting groove 412 for the limiting bar 432 to be clamped and slide up and down is disposed on an outer side wall of the first driving rod 41, and the limiting groove 412 extends to an upper surface along the length direction of the first driving rod 41, so that when the first driving rod 41 rotates, the second driving rod 43 can be driven to synchronously rotate through cooperation of the limiting bar 432 and the limiting groove 412, and meanwhile, the second driving rod 43 can drive the third sleeve 24 to move up and down, so that the third sleeve 24 can be synchronously driven to move up relative to the second sleeve 23; the motor is started, the second sleeve 23 can be driven to move upwards to extend out of the first sleeve 22, the third sleeve 24 is driven to move upwards to extend out of the second sleeve 23, so that the support rod 2 can be rapidly stretched, the length of the support rod 2 when the support rod 2 is placed in a contracted support mode can be reduced through the two-stage telescopic arrangement, the support rod 2 is convenient to transport, and the support rod 2 is convenient to connect with the support plate 1; in other embodiments, the number of sleeves may be increased as the case may be.
Referring to fig. 2 and 5, in the present embodiment, the support rod 2 further includes a first connecting block 25 fixed on the upper surface of the third sleeve 24, the first connecting block 25 may be a rectangular block, the lower surface of the support plate 1 is provided with a first connecting groove 11 for plugging the first connecting block 25, the first fixing member 3 may be a fixing bolt 31, the fixing bolt 31 may pass through the first connecting block 25 from bottom to top and be in threaded connection with the support plate 1, and the fixing bolt 31 may be circumferentially arranged at intervals on the first connecting block 25 around the surface of the first connecting block 25.
Referring to fig. 6, in the present embodiment, the support frame further includes a ladder 5 detachably fixed below the support plate 1, a second fixing member 6 for fixing the ladder 5 to the support plate 1, and an unlocking member 7 for unlocking the ladder 5; the cat ladder 5 slope sets up, and along the length direction of backup pad 1, and cat ladder 5 sets up in backup pad 1 both sides symmetry to two cat ladders 5 of symmetry and backup pad 1 become trapezoidally, so that cat ladder 5 can carry out comparatively stable support to backup pad 1, and can improve the stability of cat ladder 5 in step.
Referring to fig. 6, in this embodiment, the ladder stand 5 includes two parallel side bars 51 and a foot rest bar 52 fixed between the two side bars 51, and when the ladder stand 5 is fixed under the support frame, the side bars 51 can be used to provide supporting force for the support plate 1, and the foot rest bar 52 can be used for constructors to go up and down to facilitate construction when reinforcing the beam body. Specifically, the side bars 51 may be rectangular bars, the foot bars 52 may be cylindrical bars, and in other embodiments, the foot bars 52 may be rectangular bars or other shapes.
Referring to fig. 6 and 7, in this embodiment, the side plate bar includes a first side bar 511, a second side bar 512, and an adjusting bar 513 connected between the first side bar 511 and the second side bar 512, where the first side bar 511 abuts against the ground, the lower end of the first side bar 511 may be connected with a rectangular block to increase the contact area with the ground, the adjusting bar 513 is a screw, the lower end of the adjusting bar 513 is inserted into the upper end of the first side bar 511, and the adjusting bar 513 is rotatably connected with the first side bar 511 by a bearing or the like, the upper end of the adjusting bar 513 is inserted into the second side bar 512 and is in threaded connection with the second side bar 512, a holding ring for conveniently rotating the adjusting bar 513 may be coaxially fixed on the lateral wall outside the adjusting bar 513, and the adjusting bar 513 is held to be shifted at one end close to the first side bar 511, and simultaneously rotates the adjusting bars 513 on the two side bars 51, so that the upper end of the adjusting bar 513 synchronously rotates in the second side bar 512 or rotates out from the second side bar 512, and the length of the ladder 5 can be adjusted, thereby facilitating the fixation of the ladder 5 between the support plate 1 and the ground, and the adjustment of the length of the ladder 5 to abut against the support plate 1.
Referring to fig. 6 and 8, in the present embodiment, the ladder stand 5 further includes a second connection block 53 fixed to the upper ends of the two side bars 51, the second connection block 53 is a rectangular block, and the lower surface of the support plate 1 is provided with a second connection groove 12 for inserting the second connection block 53. The second fixing piece 6 comprises an inserting block 61 arranged in the second connecting block 53 in a sliding manner, a sliding groove 531 for the sliding of the inserting block 61 is formed in the second connecting block 53, a slot 13 for the inserting block 61 to be inserted into is formed in the supporting plate 1, the second fixing piece 6 further comprises a spring 62 fixed between the bottom wall of the sliding groove 531 and the side wall of the inserting block 61, when the inserting block 61 is inserted into the slot 13, the spring 62 is in a compressed state, so that the inserting block 61 can be driven to abut against the side wall of the inserting groove 13, and the second connecting block 53 is fixed on the supporting plate 1, namely, the crawling ladder 5 can be fixed below the supporting plate 1. The cat ladder 5 sets up a plurality ofly along the length direction interval of backup pad 1, and a plurality ofly are seted up along backup pad 1 length direction to the second spread groove 12 to can set up cat ladder 5 according to actual support strength requirement.
Further, the insert blocks 61 may be symmetrically disposed at two sides of the second connection block 53, so that in order to facilitate the second connection block 53 to be clamped into the second connection slot 12, the upper surface of the insert block 61 may be provided with a chamfer, so that when the second connection block 53 is clamped into the second connection slot 12, the insert block 61 may slide into the slot 13 under the interaction force; meanwhile, in order to limit the insert 61 from sliding out of the chute 531, a rectangular limit block may be disposed on a side wall of the insert 61, and a long slot (not shown in the figure) for sliding the limit block is disposed on the corresponding second connection block 53.
Referring to fig. 6 and 8, in this embodiment, the unlocking device includes an unlocking rope 71 and an unlocking ring 72, one end of the unlocking rope 71 is connected with a side wall of the insert block 61, the other end of the unlocking rope passes through the second side rod 512 along the second connecting block 53, an opening is formed in the side wall of the second side rod 512, the unlocking ring 72 can be clamped in the opening, and one end of the unlocking rope 71 far away from the insert block 61 is connected with the unlocking ring 72, so that when the unlocking ring 72 is pulled out from the opening, the insert block 61 can be driven to slide towards a direction deviating from the slot 13, so that the second connecting block 53 is unlocked with the support plate 1.
The implementation principle of the existing support frame for reinforcing the old beam provided by the embodiment of the application is as follows: when the support frame is arranged, the support frame is fixed in the first connecting groove 11 through the first connecting block 25 of the fixing bolt 31, so that the support plate 1 is fixed at the upper ends of the two support rods 2, then the driving motor 42 is started, and the support rods 2 are driven to extend through the rotation of the first driving rod 41 and the second driving rod 43, so that the support plate 1 is abutted against the lower surface of the beam casting template; then, the second connection block 53 is inserted into the second connection groove 12, and the adjusting lever 513 is rotated, so that the ladder stand 5 is abutted between the support plate 1 and the ground, and the support frame can be erected.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. The utility model provides a support frame for existing old roof beam reinforcement which characterized in that: the support device comprises a support plate (1) for supporting a pouring template, a support rod (2) for supporting the support plate (1), a first fixing piece (3) for fixing the support rod (2) and the support plate (1), wherein the support rod (2) is respectively arranged at two ends of the support plate (1), the support rod (2) can stretch and retract along the length direction of the support rod, and the support device further comprises a driving device (4) for driving the support rod (2) to stretch and retract;
Still including set up in can dismantle set up in cat ladder (5) of backup pad (1) below, with cat ladder (5) with second mounting (6) that backup pad (1) are fixed mutually to and be used for unblock cat ladder (5) unlock piece (7), cat ladder (5) include two side bars (51) that are parallel to each other and set up in two foot bar (52) between side bar (51), side bar (51) include first side bar (511), second side bar (512) and set up in first side bar (51) with regulation pole (513) between second side bar (512), regulation pole (513) one end with first side bar (511) rotation is connected, regulation pole (513) other end can peg graft in second side bar (512) and with second side bar (512) threaded connection.
2. The support frame for reinforcing an existing beam according to claim 1, wherein: the support rod (2) comprises a base (21), a first sleeve (22) arranged on the base (21) and a second sleeve (23) which is inserted on the first sleeve (22) in an up-down sliding manner, wherein a first guide block (231) is arranged on the outer side wall of the second sleeve (23), a first guide groove (221) for the first guide block (231) to slide is formed in the inner side wall of the first sleeve (22), and the first guide groove (221) extends along the axial direction of the first sleeve (22); the driving device (4) comprises a first driving rod (41) arranged on the base (21) in a rotating mode and a driving motor (42) arranged on the base (21), external threads are arranged on the lateral wall of the outer side of the upper end of the first driving rod (41), the upper end of the first driving rod (41) is located in the first sleeve (22), the first sleeve penetrates through the bottom plate of the second sleeve (23) upwards and is in threaded connection with the second sleeve (23), and the lower end of the first driving rod (41) penetrates through the base (21) in a rotating mode and is connected with the output end of the driving motor (42).
3. The support frame for reinforcing an existing beam according to claim 2, wherein: the side wall of the outer side of the lower end of the first driving rod (41) is provided with a first positioning ring (411), and the base (21) is provided with a positioning groove for accommodating the first positioning ring (411) and enabling the first positioning ring (411) to rotate.
4. The support frame for reinforcing an existing beam according to claim 2, wherein: the support rod (2) further comprises a third sleeve (24) which is inserted into the second sleeve (23) in an up-down sliding manner, a second guide block (241) is arranged on the outer side wall of the third sleeve (24), a second guide groove (232) for the second guide block (241) to slide is formed in the inner side wall of the second sleeve (23), the second guide groove (232) extends along the axis direction of the second sleeve (23), the driving device (4) further comprises a second driving rod (43) which is rotatably arranged in the second sleeve (23), external threads are arranged on the outer side wall of the upper end of the second driving rod (43), and the second driving rod (43) upwards penetrates through the bottom plate of the third sleeve (24) and is in threaded connection with the third sleeve (24); a second positioning ring (233) is arranged on the bottom plate of the second sleeve (23), the first driving rod (41) coaxially penetrates through the second positioning ring (233), a third positioning ring (431) is arranged at the lower end of the second driving rod (43), and the second positioning ring (233) is inserted into the lower end of the third positioning ring (431) and is in rotary connection with the third positioning ring (431); limiting strips (432) are arranged on the inner side wall of the second driving rod (43), limiting grooves (412) for sliding the limiting strips (432) are formed in the outer side wall of the first driving rod (41), and the limiting strips (432) and the limiting grooves (412) extend along the axis direction of the first driving rod (41).
5. The support frame for reinforcing an existing beam according to claim 2, wherein: the support rod (2) further comprises a first connecting block (25) arranged at the upper end, a first connecting groove (11) for the first connecting block (25) to be inserted is formed in the lower surface of the support plate (1), the first fixing piece (3) is a fixing bolt (31), and a plurality of fixing bolts (31) are circumferentially arranged along the first connecting block (25).
6. A support frame for reinforcing an existing beam according to any one of claims 1 to 5, characterized in that: the cat ladder (5) is still including setting up in second connecting block (53) of upper end, offer on backup pad (1) confession second spread groove (12) of second connecting block (53) grafting, second mounting (6) including slide set up in insert block (61) on second connecting block (53), offer on backup pad (1) confession slot (13) of insert block (61) grafting, still offer on second connecting block (53) confession gliding spout (531) of insert block (61), second mounting (6) still including set up in diapire in spout (531) with spring (62) between insert block (61), works as insert block (61) grafting in slot (13), spring (62) are in compressed state, unblock piece (7) can drive insert block (61) follow in slot (13).
7. The support frame for reinforcing an existing beam according to claim 6, wherein: the crawling ladder (5) is obliquely arranged towards the supporting plate (1), and the crawling frames are symmetrically arranged on two sides of the supporting plate (1).
8. The support frame for reinforcing an existing beam according to claim 7, wherein: the second connecting grooves (12) are formed in a plurality of positions along the length of the supporting plate (1) at intervals, and the climbing frames are formed in a plurality of positions along the length direction of the supporting plate (1) at intervals.
9. The support frame for reinforcing an existing beam according to claim 6, wherein: the unlocking piece (7) comprises an unlocking rope (71), one end of the unlocking rope (71) is connected with the inserting block (61), the other end of the unlocking rope is penetrated into the side rod (51) along the second connecting block (53), and an opening for the unlocking rope (71) to penetrate out is formed in the side rod (51).
10. The support frame for reinforcing an existing beam according to claim 9, wherein: the unlocking piece (7) further comprises an unlocking ring (72), and one end, far away from the inserting block (61), of the unlocking rope (71) is connected with the unlocking ring (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410275675.0A CN117947977A (en) | 2024-03-12 | 2024-03-12 | Existing old roof beam consolidates and uses support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410275675.0A CN117947977A (en) | 2024-03-12 | 2024-03-12 | Existing old roof beam consolidates and uses support frame |
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| Publication Number | Publication Date |
|---|---|
| CN117947977A true CN117947977A (en) | 2024-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410275675.0A Pending CN117947977A (en) | 2024-03-12 | 2024-03-12 | Existing old roof beam consolidates and uses support frame |
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| CN (1) | CN117947977A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117988550A (en) * | 2024-04-03 | 2024-05-07 | 山西八建集团有限公司 | Frame construction beam column node template strutting arrangement |
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2024
- 2024-03-12 CN CN202410275675.0A patent/CN117947977A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117988550A (en) * | 2024-04-03 | 2024-05-07 | 山西八建集团有限公司 | Frame construction beam column node template strutting arrangement |
| CN117988550B (en) * | 2024-04-03 | 2024-07-19 | 山西八建集团有限公司 | Frame construction beam column node template strutting arrangement |
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