CN112160592A

CN112160592A - Strutting arrangement for house construction

Info

Publication number: CN112160592A
Application number: CN202010873995.8A
Authority: CN
Inventors: 贺辉; 李路翰; 张永兴
Original assignee: Zhejiang Xinyu Construction Group Co ltd
Current assignee: Zhejiang Xinyu Construction Group Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-01-01
Anticipated expiration: 2040-08-26
Also published as: CN112160592B

Abstract

The utility model relates to a supporting device for building construction, which relates to the building technology and is used for solving the problem that the common supporting template has poor adaptability to the environment, and comprises a plate body and a supporting template leg hinged on the plate body, wherein the supporting template leg comprises a connecting leg connected with the plate body and a telescopic leg arranged in the connecting leg in a telescopic way, and an adjusting and positioning mechanism is arranged between the telescopic leg and the connecting leg; the telescopic structure of this application can adjust the length of a formwork leg according to the space size to make a formwork leg can adapt to the change in support space, and then carry out the effect that supports to the plate body better.

Description

Strutting arrangement for house construction

Technical Field

The application relates to the technical field of buildings, in particular to a supporting device for building construction.

Background

Modern buildings mostly adopt reinforced concrete structures, and the reinforced concrete structures are usually cast in situ wholly or partially during the construction process, and in the process, in order to solidify the concrete into the required structural shape, a supporting template is required to be built outside the concrete so as to limit the collapse of the concrete.

At present, the Chinese utility model with the authorization notice number of CN210798280U discloses a supporting device for building construction, which comprises a template, a transverse supporting rod, a vertical supporting rod, a limit bolt, a base, a stand column, a clamping seat and a clamping column, wherein both sides of the transverse supporting rod and the vertical supporting rod are fixedly connected with the limit bolt through screws, the template is fixedly connected with the transverse supporting rod and the vertical supporting rod through the limit bolt, the base is welded at the bottom of the vertical supporting rod, the base is fixedly connected with the stand column through screws, the clamping seat is arranged on the stand column, and the clamping seat is fixedly connected with the clamping column through screws; the limiting bolt comprises an upper clamping bolt, a lower clamping bolt and a limiting rod, and the upper clamping bolt and the lower clamping bolt are connected with the limiting rod through welding.

In view of the above-mentioned related technologies, the inventor thinks that the horizontal support rod and the vertical support rod used for supporting the formwork in this solution are fixed lengths, and when the height of the formwork to be supported changes or the mountable spanning space is narrow, the horizontal support rod and the vertical support rod are difficult to adapt, and there is a defect that it is difficult to support the formwork.

Disclosure of Invention

In order to solve the problem that the template support nature is not enough, the application provides a strutting arrangement for house construction.

The application provides a strutting arrangement for house construction adopts following technical scheme:

the utility model provides a strutting arrangement for house construction, includes the plate body, articulates the formwork leg on the plate body, its characterized in that: the formwork supporting legs comprise connecting legs connected with the plate body and telescopic legs arranged in the connecting legs in a telescopic mode, and adjusting and positioning mechanisms are arranged between the telescopic legs and the connecting legs.

Through adopting above-mentioned technical scheme, set up the formwork leg of plate body into scalable back for the in-process that the formwork leg supported the plate body can be according to the size of support space regulation of stretching out and drawing back, so that the length of formwork leg can be adapted to the support space, so that the formwork leg can play good supporting role to the plate body, and then improve the not enough problem of holding power that the plate body obtained.

Preferably, adjust positioning mechanism and include thread bush, location taper ring, preceding apex taper ring, the connection leg is used for supplying flexible leg male to serve and has offered the external screw thread, and the mouth of pipe inboard of connecting this end of leg offers the extrusion inclined plane that is used for supplying the outer periphery of location taper ring to contradict, be provided with a plurality of interlock teeth of arranging along its axial on the inner circle face of location taper ring, location taper ring and preceding apex taper ring are all placed in the thread bush, and the toper of apex taper ring is served before just locating taper ring cover locates, thread bush threaded mounting is on the connection leg and promotes preceding apex taper ring and connection leg and forms the extrusion to the location taper ring together, be provided with the constant head tank that is used for supplying the embedding of interlock tooth on the lateral wall of flexible leg.

Through adopting above-mentioned technical scheme, when screwing up each other between thread bush and the connection leg, can be through pushing the preceding apex cone ring of crowded, make preceding apex cone ring and connection leg form the extrusion to the location cone ring together, make the less end of location cone ring diameter shrink inwards, so that in the constant head tank on the flexible leg of interlock tooth embedding on the location cone ring, and then make the location cone ring hold tightly flexible leg formation, and the location cone ring is retrained by the thread bush, itself and be relative quiescent condition between the connection leg, consequently also realize relatively fixed between flexible leg and the connection leg, thereby reach the purpose that fixed formwork leg supported length.

Preferably, the positioning conical ring is provided with a fracture, and the fracture enables the positioning conical ring to be in a disconnected annular structure.

Through adopting above-mentioned technical scheme, set up the location taper ring into the annular structure of disconnection after, present top taper ring and connection leg are contradicted respectively and are formed the extrusion to the location taper ring on two inside and outside surfaces of location taper ring, just can make the inside shrink of location taper ring better to make flexible leg can be fixed better.

Preferably, the threaded sleeve is provided with a rotating mechanism for facilitating twisting, the rotating mechanism comprises ratchet teeth arranged on the outer surface of the threaded sleeve, a rotating sleeve sleeved on the threaded sleeve, and a pawl block which is telescopically arranged in the rotating sleeve and meshed with the ratchet teeth, an installation groove is formed in the inner ring surface of the rotating sleeve, and the pawl block always has a tendency of moving outwards towards the installation groove under the action of the driving piece.

Through adopting above-mentioned technical scheme, when needs are screwed up the thread bush on connecting the leg, the accessible cover is located on the thread bush, and with the thread bush between form the rotation cover of ratchet meshing relation and order about the thread bush and screw up gradually to the form of ratchet meshing makes the rotation cover can drive about the thread bush and rotate towards the direction of screwing up all the time in the reciprocal rotation in little pivot angle, and then conveniently orders about the location taper ring and produce the shrink.

Preferably, the ratchet teeth are at least provided in two groups, the locking directions of two adjacent ratchet teeth are opposite, the ratchet teeth of one group of ratchet teeth correspond to the ratchet grooves between two ratchet teeth of the adjacent group, and the rotating sleeve is provided with a switching mechanism for switching the pawl block between the two groups of ratchet teeth.

Through adopting above-mentioned technical scheme, set up at least after two sets of locking opposite direction's ratchet teeth, can let the pawl piece on the rotation cover switch between two sets of ratchet teeth, and then make the reciprocal pendulum of rotation cover rotate and can order about the thread bush and screw up gradually or unscrew gradually, and then conveniently adjust the length of formwork leg.

Preferably, the switching mechanism comprises a plug-in hole which is arranged on the rotating sleeve and penetrates through the rotating sleeve along the axial direction of the rotating sleeve, and a switching block which is inserted into the plug-in hole, a stop fence is arranged on the threaded sleeve, the stop fence is respectively positioned on two sides of the rotating sleeve, the length of the switching block is equal to the distance between adjacent stop fences, and a locking assembly for locking the switching block is arranged on the rotating sleeve.

By adopting the technical scheme, when the pawl block on the rotating sleeve needs to be switched to be meshed with different ratchet teeth, the locking assembly is unlocked, the rotating sleeve is pushed towards another group of ratchet teeth, and then the position of the rotating sleeve is locked by the locking assembly again to limit the rotating sleeve to be separated from the newly meshed ratchet teeth, so that the purpose of switching the driving direction of the rotating sleeve to the threaded sleeve is realized.

Preferably, the locking subassembly includes the locking piece, set up the locking piece hole with plug-in components hole intercommunication on the periphery of rotating the cover, set up on the switching piece and supply the locking piece to pass and can follow the switching groove that its length direction removed, the wherein one end of locking piece extends to both sides and is formed with the locking hook, the locking groove that supplies the embedding of locking hook is seted up to switching piece one side of locking piece hole open-ended dorsad, the locking piece hole is worn out after the switching groove is passed to the one end that the locking hook was kept away from to the locking piece, and is provided with the holder that is used for ordering about the locking hook all the time and switches the piece counterbalance on rotating the cover.

Through adopting above-mentioned technical scheme, when needs switch and rotate the cover and mesh mutually with the ratchet tooth of difference, press the one end that the locking piece is located the locking piece hole outside, make the locking hook on the locking piece break away from the locking groove on the switching piece, it can to push away to rotate the cover and produce relative motion with the switching piece afterwards, treat to accomplish the switching back, release the locking piece, the locking piece can let the locking hook embedding locking inslot again under the promotion of holding piece, it fixes rotating the cover and switching piece, thereby make the ratchet tooth keep in mesh after pawl piece and the switching.

Preferably, the retaining member is a spring, and the spring is mounted at the bottom of the locking block hole and is in a compressed state under the extrusion of the locking block.

Through adopting above-mentioned technical scheme, the spring can accumulate elastic potential energy after being compressed to outwards export lasting elastic force, make the locking piece can have the trend that is close to towards the ratchet tooth all the time under its promotion, and then make several rounds grab can keep meshing with the ratchet tooth.

Preferably, the rotating sleeve is further hinged with a rotating handle, a hinge shaft of the rotating handle is parallel to the axial direction of the threaded sleeve, and a clamp for clamping a handle of the rotating handle is arranged on the threaded sleeve.

By adopting the technical scheme, the rotating handle can be used for an operator to borrow force, the operator can conveniently drive the rotating sleeve to rotate, the action of an external tool on the rotating sleeve is omitted, and the purpose of conveniently adjusting the length of the supporting die leg is achieved; and the checkpost then can be fixed solid to changeing the card, and the restriction is changeed and is shaken in disorder to the commentaries on classics, and then reduces to change to be touched by the mistake and lead to the fixed probability of taking off of location taper ring to flexible leg.

Preferably, the supporting legs are connected with the plate body through a connecting mechanism, the connecting mechanism comprises a block fixed on the plate body and a connecting assembly arranged on the plate body and located between the plate body and the block, a splicing cavity is formed between the block and the plate body, a splicing plate used for being inserted into the splicing cavity is hinged to the supporting legs, and the connecting assembly limits the splicing plate to be separated from an opening of the splicing cavity.

Through adopting above-mentioned technical scheme, the grafting chamber that forms between shape piece and the plate body can supply the plugboard on the formwork leg to insert to fix with the help of coupling assembling, make the formwork leg dismantle the combination as required, and then make the formwork leg can support the plate body better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the telescopic structure can adjust the length of the formwork supporting leg according to the space size, so that the formwork supporting leg can adapt to the change of the supporting space, and the plate body is better supported;

2. the rotating mechanism can conveniently drive the threaded sleeve so that the threaded sleeve can be quickly screwed or unscrewed, and further the length of the supporting die leg can be quickly adjusted;

3. the switching mechanism can let the rotating sleeve cooperate with different ratchet teeth, and then make the rotating sleeve can order about the thread bush better and screw up or unscrew.

Drawings

FIG. 1 is a schematic diagram of the overall explosion structure of the present embodiment;

FIG. 2 is a schematic structural view of the connection structure of the present embodiment;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

fig. 4 is a schematic cross-sectional view of the rotating sleeve of the present embodiment, for illustrating the structure of the switching mechanism;

fig. 5 is a sectional view of the connecting leg and the telescopic leg of the present embodiment after they are connected by the adjusting and positioning mechanism.

Description of reference numerals: 1. a plate body; 2. a mould supporting leg; 21. a connecting leg; 211. a plugboard; 212. an external thread; 22. a telescopic leg; 221. positioning a groove; 3. a connecting mechanism; 31. a block; 311. an insertion cavity; 32. a connecting assembly; 321. a stop block; 322. a thrust member; 323. a guide groove; 324. a toggle pin; 4. adjusting and positioning the mechanism; 41. a threaded sleeve; 411. a stop column; 42. positioning the conical ring; 421. breaking off; 422. engaging teeth; 43. a front tip cone ring; 5. a rotating mechanism; 51. ratchet teeth; 52. rotating the sleeve; 521. mounting grooves; 522. a drive-out member; 53. a pawl block; 6. a switching mechanism; 61. a plug-in hole; 62. a switching block; 63. a locking assembly; 631. a locking section; 632. a stud segment; 633. a lock block hole; 634. switching a slot; 635. a locking groove; 636. a stud hole; 637. a holder; 7. a locking hook; 8. turning a handle; 9. a clip.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses strutting arrangement for house construction, refer to fig. 1, including plate body 1, formwork leg 2, plate body 1 becomes quadrilateral plate, and formwork leg 2 is including connecting leg 21 and flexible leg 22, and connecting leg 21 is the hollow tubular structure, and it links to each other with plate body 1 through coupling mechanism 3.

Referring to fig. 2, the connection mechanism 3 includes a block 31 and a connection assembly 32, the block 31 is in a shape of a Chinese character 'ji', and is fixed on a surface of one side of the plate body 1, and a plugging cavity 311 with a single side opening is formed between the block and the plate body 1, one end of the connection leg 21 is hinged with a plugging plate 211, and the plugging plate 211 is inserted into the plugging cavity 311 and locked by the connection assembly 32, so that the connection leg 21 is connected with the plate body 1.

The connecting assembly 32 comprises two abutting blocks 321 and two thrust pieces 322, the abutting blocks 321 are long, guide rails are fixed on the plate body 1 and respectively positioned at two sides of the opening of the inserting cavity 311, the two abutting blocks 321 are respectively installed on the two guide rails in a sliding manner, and the sliding direction of the abutting blocks 321 is perpendicular to the inserting direction of the inserting plate 211; thrust piece 322 is the spring, and the spring is provided with two, and two springs are installed respectively between the inner wall of resisting dog 321 and piece 31, and the spring is in compression state all the time, and then provides the thrust that is close to each other for resisting dog 321.

In order to limit the stop 321 from falling off the guide rail and to facilitate the detachment of the connecting leg 21, two sides of the block 31 are respectively provided with a guide groove 323 parallel to the guide rail, and a toggle pin 324 in threaded connection with the stop 321 is inserted into the guide groove 323 to facilitate the pulling of the stop 321 away from each other and further facilitate the extraction of the plugboard 211 from the plugging cavity 311.

Referring to fig. 3, the telescopic leg 22 is inserted into one end of the connecting leg 21 far from the board body 1, a plurality of positioning grooves 221 arranged along the length direction are formed in the outer side wall of the telescopic leg 22, and the telescopic leg 22 is fixed with the connecting leg 21 through the adjusting and positioning mechanism 4.

The adjusting and positioning mechanism 4 comprises a threaded sleeve 41, a positioning conical ring 42 and a front top conical ring 43, wherein an external thread 212 is arranged at one end of the connecting leg 21 far away from the plate body 1, an inclined chamfer is arranged on the inner wall of the inner ring opening of the end of the connecting leg 21, the inner cavity of the threaded sleeve 41 is of a two-end cavity tubular structure with a large diameter and a small diameter, and an internal thread matched with the connecting leg 21 is arranged in a section of the inner cavity with a large diameter of the inner cavity of the threaded sleeve 41; the positioning conical ring 42 is in a conical tube shape, a fracture 421 is formed in the side wall of the positioning conical ring, the positioning conical ring 42 is in a disconnected annular structure due to the existence of the fracture 421, a plurality of circles of meshing teeth 422 which are arranged along the axial direction of the positioning conical ring 42 are integrally arranged on the inner wall of the positioning conical ring 42, and a chamfer is formed in the inner side of the ring opening of the larger-diameter end of the positioning conical ring 42.

The front tip cone ring 43 is annular, and one end thereof is tapered. During installation, the end with the larger diameter of the positioning conical ring 42 is sleeved on the front tip conical ring 43, then the combined body of the two is placed into the threaded sleeve 41, the threaded sleeve 41 is installed on the connecting leg 21, at the moment, the outer wall of the end with the smaller diameter of the positioning conical ring 42 is abutted to the chamfered surface of the inner ring of the connecting leg 21, then the telescopic leg 22 sequentially penetrates through the threaded sleeve 41, the front tip conical ring 43, the positioning conical ring 42 and the connecting leg 21, when the threaded sleeve 41 is screwed down, the front tip conical ring 43 is pushed to move towards the connecting leg 21, and then the positioning conical ring 42 is extruded together with the connecting leg 21, so that the end with the smaller diameter of the positioning conical ring 42 is contracted inwards, and the meshing teeth 422 on the positioning conical ring 42 are embedded into the positioning grooves 221 on the telescopic leg 22 to realize hooping fixation.

In order to conveniently adjust the exposed length of the telescopic leg 22, the threaded sleeve 41 is provided with a rotating mechanism 5, the rotating mechanism 5 comprises ratchet teeth 51, a rotating sleeve 52 and a pawl block 53, at least two groups of ratchet teeth 51 are arranged, the locking directions between two adjacent groups of ratchet teeth 51 are opposite, and the ratchet grooves of one group of ratchet teeth 51 are opposite to the ratchet teeth of the other group of ratchet teeth 51; the rotating sleeve 52 is annular, a mounting groove 521 distributed along the diameter of the rotating sleeve 52 is formed in the surface of the inner ring of the rotating sleeve, the pawl block 53 is square and flaky, a driving-out piece 522 is placed in the mounting groove 521 during mounting, the driving-out piece 522 is a spring, then the pawl block 53 is inserted into the mounting groove 521 and extrudes the spring, and meanwhile the pawl block 53 is meshed with the ratchet teeth 51 on the threaded sleeve 41.

Referring to fig. 4, in order to facilitate the engagement of the adjusting pawl block 53 with different ratchet teeth 51, a switching mechanism 6 is disposed on the rotating sleeve 52, the switching mechanism 6 includes a plug-in hole 61, a switching block 62, and a locking assembly 63, the plug-in hole 61 is opened on the cross section of the rotating sleeve 52, and is disposed to penetrate along the axial direction of the rotating sleeve 52; the switching block 62 is long and is inserted into the insertion hole 61, the two sides of the ratchet teeth 51 on the threaded sleeve 41 are respectively provided with a stop column 411, one of the stop columns 411 is connected with the threaded sleeve 41 by a screw thread, so that the stop column 411 can be detached to conveniently rotate the sleeve 52 to be installed on the threaded sleeve 41. The length of the switch block 62 is equal to the distance between two adjacent stop bars 411, while the width of the rotating sleeve 52 is equal to the width of a single ratchet tooth 51, so that when the rotating sleeve 52 moves from one end of the switch block 62 to the other, the pawl block 53 is driven to switch into engagement with the other ratchet tooth 51.

The locking assembly 63 is used for limiting the pawl block 53 to be separated from the ratchet teeth 51 after being switched, and comprises a locking block, a locking block hole 633, a switching groove 634 and a locking groove 635, wherein the locking block comprises a locking section 631 and a stud section 632 in threaded connection with the middle of the locking section 631, the locking section 631 is in a strip shape, a locking hook 7 is formed by extending from one end of the locking section to two sides, and the locking hook 7 enables the locking block to integrally form a T-shaped structure; the locking block hole 633 is arranged on the circumferential surface of the rotating sleeve 52, the depth of the locking block hole 633 extends along the radial direction of the rotating sleeve 52 and is communicated with the plug-in component hole 61, and the outer circumferential surface of the rotating sleeve 52 is provided with a stud hole 636 communicated with the locking block hole 633; switch groove 634 and set up on switching piece 62, and it is the through state, and locking groove 635 sets up on switching piece 62, and locking groove 635 distributes in the both sides of switching groove 634, and locking groove 635 all has the distribution at the both ends of switching groove 634 length direction.

During installation, a spring is firstly put into the lock block hole 633 to serve as the retaining piece 637, then one end, provided with the locking hook 7, of the locking block faces the lock block hole 633 and is pressed into the lock block hole 633 to extrude the retaining piece 637, then the switching block 62 is inserted into the plug-in piece hole 61, when the switching groove 634 on the switching block 62 is aligned with the lock block hole 633, the locking block bounces under the pushing of the retaining piece 637 and penetrates out of the lock block hole 633, meanwhile, the locking hook 7 on the locking block is embedded into the locking groove 635 or is abutted against the switching block 62, then the screw column section 632 is put into the screw column hole 636, and penetrates through the switching groove 634 to form threaded connection with the locking section 631, and the purpose of limiting the locking block from falling out of the lock block groove is achieved.

Referring to fig. 3, in order to better drive the rotating sleeve 52, a rotating handle 8 with a hinge shaft parallel to the axial direction of the threaded sleeve 41 is hinged on the rotating sleeve 52, and a hoop-type elastic clip 9 is fixed on the threaded sleeve 41, so that the rotating handle 8 can be pressed into the clip 9 for pre-fixing after being used up.

The implementation principle of the supporting device for building construction in the embodiment of the application is as follows: in use, referring to fig. 5, the rotating sleeve 52 is switched to the ratchet teeth 51 for screwing or unscrewing the threaded sleeve 41, and then the rotating sleeve 52 is rotated back and forth by the rotating handle 8 to screw or unscrew the threaded sleeve 41. When the thread bush 41 is unscrewed, the telescopic leg 22 can be stretched in the connecting leg 21 to adjust the overall length of the formwork leg 2 to adapt to the size of the supporting space, and when the thread bush 41 is screwed down, the positioning taper ring 42 can be extruded to clamp the telescopic leg 22, so that the telescopic leg 22 and the connecting leg 21 are fixed, and the purpose of improving the supporting effect of the formwork leg 2 is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a strutting arrangement for house construction, includes plate body (1), articulates a mould leg (2) on plate body (1), its characterized in that: the formwork supporting legs (2) comprise connecting legs (21) connected with the plate body (1) and telescopic legs (22) arranged in the connecting legs (21) in a telescopic mode, and adjusting and positioning mechanisms (4) are arranged between the telescopic legs (22) and the connecting legs (21).

2. The support device for house construction according to claim 1, wherein: the adjusting and positioning mechanism (4) comprises a threaded sleeve (41), a positioning conical ring (42) and a front tip conical ring (43), the end of the connecting leg (21) for inserting the telescopic leg (22) is provided with an external thread (212), and the inner side of the pipe orifice at the end of the connecting leg (21) is provided with an extrusion inclined plane for the interference of the outer circumferential surface of the positioning conical ring (42), a plurality of meshing teeth (422) which are arranged along the axial direction of the positioning conical ring (42) are arranged on the inner ring surface of the positioning conical ring (42), the positioning conical ring (42) and the front top conical ring (43) are both arranged in the thread sleeve (41), and the positioning conical ring (42) is sleeved on the conical end of the front top conical ring (43), the thread sleeve (41) is arranged on the connecting leg (21) in a threaded manner and pushes the front top conical ring (43) and the connecting leg (21) to extrude the positioning conical ring (42) together, and the side wall of the telescopic leg (22) is provided with a positioning groove (221) for embedding the meshing teeth (422).

3. The support device for house construction according to claim 2, wherein: the positioning conical ring (42) is provided with a fracture (421), and the fracture (421) enables the positioning conical ring (42) to be in a disconnected annular structure.

4. The support device for house construction according to claim 2, wherein: be provided with on thread bush (41) and be used for conveniently twisting slewing mechanism (5), slewing mechanism (5) including set up ratchet tooth (51) on thread bush (41) surface, cover rotation cover (52) on locating thread bush (41), flexible set up in rotating cover (52) and with ratchet tooth (51) engaged with pawl piece (53), mounting groove (521) have been seted up on the inner circle face of rotation cover (52), pawl piece (53) have the trend of outer motion towards mounting groove (521) all the time under the effect of driving out piece (522).

5. The support device for house construction according to claim 4, wherein: the ratchet teeth (51) are at least provided with two groups, the locking directions of the two adjacent groups of ratchet teeth (51) are opposite, the ratchet teeth of one group of ratchet teeth (51) correspond to the ratchet grooves between the two adjacent groups of ratchet teeth, and the rotating sleeve (52) is provided with a switching mechanism (6) for switching the pawl block (53) between the two groups of ratchet teeth (51).

6. The support device for house construction according to claim 5, wherein: the switching mechanism (6) comprises a plug-in hole (61) which is formed in the rotating sleeve (52) and penetrates through the rotating sleeve (52) along the axial direction of the rotating sleeve, and a switching block (62) which is inserted into the plug-in hole (61), wherein a stopping fence (411) is arranged on the threaded sleeve (41), the stopping fences (411) are respectively located on two sides of the rotating sleeve (52), the length of the switching block (62) is equal to the distance between adjacent stopping fences (411), and a locking assembly (63) used for locking the switching block (62) is arranged on the rotating sleeve (52).

7. The support device for house construction according to claim 6, wherein: locking subassembly (63) include the locking piece, offer the locking piece hole (633) with plug-in components hole (61) intercommunication on the periphery of rotating cover (52), offer on switching piece (62) and supply the locking piece to pass and can follow switching groove (634) that its length direction removed, the wherein one end of locking piece extends to both sides and is formed with locking hook (7), switching piece (62) are seted up the locking groove (635) that supplies locking hook (7) embedding in the open-ended one side of locking piece hole (633) dorsad, the locking piece is kept away from the one end of locking hook (7) and is worn out locking piece hole (633) after passing switching groove (634), and is provided with on rotating cover (52) and is used for driving about locking hook (7) and switches over the keeper (637) that piece (62) offset all the time.

8. The support device for house construction according to claim 7, wherein: the retaining piece (637) is a spring which is arranged at the bottom of the locking block hole (633) and is in a compressed state under the extrusion of the locking block.

9. The support device for house construction according to claim 4, wherein: the rotating sleeve (52) is further hinged with a rotating handle (8), a hinge shaft of the rotating handle (8) is parallel to the axial direction of the threaded sleeve (41), and a clamp (9) for clamping a handle of the rotating handle (8) is arranged on the threaded sleeve (41).

10. The support device for house construction according to claim 1, wherein: the support mold leg (2) is connected with the plate body (1) through the connecting mechanism (3), the connecting mechanism (3) comprises a block (31) fixed on the plate body (1) and a connecting assembly (32) arranged on the plate body (1) and located between the plate body (1) and the block (31), an inserting cavity (311) is formed between the block (31) and the plate body (1), the support mold leg (2) is hinged with a plug board (211) used for inserting the inserting cavity (311), and the connecting assembly (32) limits the plug board (211) to be separated from an opening of the inserting cavity (311).