CN202000664U - Fixing device for the spliced connection of pouring formworks for construction - Google Patents
Fixing device for the spliced connection of pouring formworks for construction Download PDFInfo
- Publication number
- CN202000664U CN202000664U CN2011201039246U CN201120103924U CN202000664U CN 202000664 U CN202000664 U CN 202000664U CN 2011201039246 U CN2011201039246 U CN 2011201039246U CN 201120103924 U CN201120103924 U CN 201120103924U CN 202000664 U CN202000664 U CN 202000664U
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- clamping part
- right clamping
- movable handle
- placing
- support
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Abstract
A fixing device for the spliced connection of pouring formworks for a construction comprises a bracket, a movable handle and an elastic clamp, wherein the elastic clamp is made of spring steel and provided with a left clamping part and a right clamping part; the bracket is provided with a hook part and a horizontally-extending part with a rectangular hole for restraining the elastic clamp; one end (namely, a supporting point) of the movable handle is hinged with the bracket, and the other end of the movable handle is a point of force; a double point between the supporting point and the point of force is hinged with the upper end of the elastic clamp; the elastic clamp passes through the rectangular hole on the bracket, and the elastic clamp shifts freely in the rectangular hole in the longitudinal direction; the lower parts of the left and the right clamping parts of the elastic clamp are bent inwardly and oppositely, and splay in the free state; the splaying distance is greater than the width of the rectangular hole on the bracket; and the upper parts of the left and the right clamping parts are in contact with the long edge of the rectangular hole. The utility model has the advantages of convenient for use, simple structure and easiness in manufacturing, and can fasten the spliced pouring formworks quickly.
Description
Technical field
The utility model relates to the fastener field, particularly a kind of fastening devices of building formwork for placing amalgamation connection.
Background technology
When concreting post, beam, wall, floor are adopted in construction work, be to piece together with some building formwork for placing to build mould, with concrete spouting moulding in building mould.At present, the securing member that building formwork for placing amalgamation is connected and fixed employing is bolt normally, passes the hole that is provided with on the formwork for placing by artificial bolt one by one, and tighting a bolt then, it is fastening to form.Because need bolt to be inserted in the hole one by one and it is tightened, operating efficiency is lower, working strength of workers is big; Especially when the formwork for placing that is positioned at the bottom surface is connected and fixed, the workman must face upward head for a long time, raise one's hand to operate, and labour intensity is bigger, and length will neck slightly, arm aches the time, and long-term work often causes vertebra and upper limbs sufferer.And pass the connecting hole of Form board frame for ease of bolt, the comparison affluence that the gap in bolt and hole is all stayed, in the process that tights a bolt, because of turning the influence of action, usually cause the template of originally having alignd dislocation to occur, cause building out the building surface and be uneven, influence pouring quality.For guaranteeing the installation quality of cast template, install with regard to needing the high workman of technology, owing to need pay higher wage, therefore cause the increase of recruitment cost again to the high workman of technology.
Summary of the invention
The purpose of this utility model is the deficiency that exists at prior art, and a kind of fastening devices that the formwork for placing amalgamation connects of building is provided.It is by the support that is provided with, movable handle, elastic clip structure, can be apace the formwork for placing of amalgamation be fastenedly connected, and is easy to use, and simple in structure, makes easily.
The purpose of this utility model is achieved in that and comprises a support, one movable handle, the left side that has with the spring steel making, the elastic clip of right clamping part, the horizontal-extending portion that described support has hook portion and turns back from hook portion one end, its horizontal-extending portion is provided with the slot that is used to retrain elastic clip, the end of movable handle one end is that fulcrum and support are hinged, the other end is the force, it is hinged to establish emphasis and elastic clip upper end between fulcrum and force, when movable handle is not worked, emphasis is between the slot of fulcrum and support level extension, contact with the support hook portion around the fulcrum rotation when pulling movable handle, the emphasis of movable handle is walked around fulcrum, movable handle is in the lock state, pass the slot of described elastic clip from support, slot vertically leaves the degree of freedom of elastic clip displacement, the left side of described elastic clip, curved bending in opposite directions in right clamping part bottom is, left side during free state, open right clamping part bottom, its open distance is greater than the width of the slot on the support, a left side, the long edge joint of right clamping part top and slot touches.
The bending height of the left and right clamping part of elastic clip is all greater than the width of slot.
The upper end of described left and right clamping part has the crooked bend to fulcrum one side, and movable handle is between left and right clamping part, and the end of left and right clamping part upper end bend is hinged by the emphasis of bearing pin and movable handle.
Described left and right clamping part lower end has the bandy guide part of turning back.
It is rectangular parts that described left and right clamping part is with the stamping forming truncation surface of spring steel, and the thickness of each clamping part is 1～5mm, and length is 80～150mm.
It is circular parts that described left and right clamping part is with the stamping forming truncation surface of spring steel, and the diameter of each clamping part is 1.5～4mm, and length is 80～150mm.
Described movable handle is curved shape, and the emphasis hinge hole is established in the position near fulcrum on tune.
The hook portion back of described support is provided with two ribs, and movable handle is hinged by bearing pin and two ribs between two ribs.
The hook portion of described support has the arc groove that is used for the pipe fastening.
The hook portion of described support has the rectangular channel that is used for the square tube fastening.
Owing to adopted such scheme, the utlity model has following advantage:
1. this fastening devices elastic clip with left and right clamping part of making by support, movable handle, of spring steel is formed, and simple in structure, component are few, easily making.
2. the horizontal-extending portion that described support has hook portion and turns back from hook portion one end, its horizontal-extending portion is provided with the slot that is used to retrain elastic clip, the end of movable handle one end is that fulcrum and support are hinged, the other end is the force, it is hinged to establish emphasis and elastic clip upper end between fulcrum and force, when movable handle is not worked, emphasis is between the slot of fulcrum and support level extension, contact with the support hook portion around the fulcrum rotation when pulling movable handle, the emphasis of movable handle is walked around fulcrum, movable handle is in the lock state, pass the slot of described elastic clip from support, slot vertically leaves the degree of freedom of elastic clip displacement, the left side of described elastic clip, curved bending in opposite directions in right clamping part bottom is, left side during free state, open right clamping part bottom, and its open distance is greater than the width of the slot on the support, a left side, the long edge joint of right clamping part top and slot touches.When using this fastening devices to be fastenedly connected two adjacent formwork for placing, only need a left side with elastic clip, right clamping part is clamped the frame of two formwork for placing mosaics, pulling movable handle then rotates around fulcrum, movable handle pulling elastic clip produces displacement movement, because the left side of elastic clip, right clamping part is made of spring steel, has certain elasticity, in producing the process that moves the position, slot is to the left side of process from the hole, the bend of right clamping part is obligated, make a left side, the open distance of right clamping part is dwindled gradually, the lower end of two clamping parts is drawn close to the centre, until two formwork for placing are tightly clamped; Walk around fulcrum when movable handle emphasis and contact with the support hook portion, can not be rotated further again, the position of movable handle is locked can not be turned round, and elastic clip is clamped two formwork for placing under the effect of contraction of support slot firmly, forms fastening.And because the bending height of the left and right clamping part of elastic clip is all greater than the width of slot, as long as upwards spur elastic clip by movable handle, slot just can be exerted pressure to left and right clamping part all the time along the buckling curve of the left and right clamping part of elastic clip, and left and right clamping part is clamped two formwork for placing firmly.
3. described left and right clamping part lower end has the bandy guide part of turning back, and this guide part can guide elastic clip to snap in the formwork for placing wall in the elastic clip apace or withdraw from, and it is all extremely convenient to mount and dismount.
4. it is rectangular parts that described left and right clamping part is with the stamping forming truncation surface of spring steel, and the thickness of each clamping part is 1～5mm, and length is 80～150mm; Or described left and right clamping part to be with the stamping forming truncation surface of spring steel be circular parts, the diameter of each clamping part is 1.5～4mm, length is 80～150mm.Can guarantee like this has the certain elastic deformation amount with the stamping forming left and right clamping part of spring steel under the constraint of support slot, this elastic deformation amount can assurance activity handle pulls with the support hook portion and contacts, and realizes locking; Simultaneously also can strengthen clamping force.
5. the hook portion of described support has the arc groove that is used for the pipe fastening, or the hook portion of described support has the rectangular channel that is used for the square tube fastening.Can select for use the hook of arc groove to fasten like this, form fixing with the bracing frame pipe of building; Also can select for use the hook of rectangular channel to fasten, form fixing with the bracing frame square tube of building; Enable to cooperate, finish being connected and fixed the building formwork for placing with different bracing frames.
The utility model is simple in structure, can fix the amalgamation of building formwork for placing fast, and practicality is extremely strong.When building the formwork for placing installation, adopt the building formwork for placing of the fastening amalgamation of this fastening devices, no matter be the body of wall that is positioned at the workman side, the cylinder formwork for placing, still be positioned at the bottom surface, floor of workman's head top, crossbeam bottom surface formwork for placing, the workman only needs the elastic clip of fastening devices is blocked template, pulling movable handle with hand rotate in place, just can the formwork for placing of amalgamation is fastening, time only needed for 1～2 second, and need not examine the hole and use instrument such as spanner and finish, install extremely quick, working strength of workers is greatly reduced, the technical requirements of installing is also greatly reduced, but also can not make two formwork for placing of amalgamation contraposition produce dislocation, guarantees the quality of the face of building.And the utility model fastening devices is applicable to the building formwork for placing of the various material that are fixedly clamped, and comprises steel form, plastic formwork.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is that the A of Fig. 1 is to structural representation;
Fig. 3 is a working state schematic representation of the present utility model;
Fig. 4 is a support sectional structure chart of the present utility model;
Fig. 5 is that the B of Fig. 4 is to schematic diagram;
Fig. 6 is the schematic diagram of elastic clip of the present utility model;
Fig. 7 is that the C-C of Fig. 6 is to schematic diagram;
Fig. 8 is that the D-D of Fig. 7 is to schematic diagram;
Fig. 9 is the schematic diagram of movable handle of the present utility model;
Figure 10 is another embodiment schematic diagram of the present utility model.
In the accompanying drawing, 1 is support, and 1a is a horizontal-extending portion, and 1b is a hook portion, 1c is a rib, and 1d is an arc groove, and 1e is a rectangular channel, 2 is movable handle, and 2a is the fulcrum hinge hole, the 2b hinge hole of attaching most importance to, 3 is elastic clip, and 3a is left clamping part, and 3b is right clamping part, 3c is a guide part, and 3d is a bend, and 4 is bearing pin, 5 is bearing pin, and 6 is slot, and 7 is truncation surface.
The specific embodiment
Referring to Fig. 1 to Fig. 9, a kind of embodiment of the fastening devices that building formwork for placing amalgamation connects, the elastic clip with left and right clamping part 3 that comprises a support 1, one movable handle 2, makes of spring steel.Described support 1 has hook portion 1b and from the 1a of horizontal-extending portion that hook portion one end is turned back, the 1a of its horizontal-extending portion is provided with the slot 6 that is used to retrain elastic clip, the hook portion 1b of this support 1 has the arc groove 1d that is used for the pipe fastening, this arc groove 1d is made as half slot, makes the pipe on its bracing frame that can catch the building formwork for placing form the location; Certainly, the hook portion of described support also can be set as has the rectangular channel 1e that is used for the square tube fastening, makes the square tube on its bracing frame that can catch the building formwork for placing form location (as shown in figure 10).The hook portion 1b back of described support 1 is provided with two rib 1c, support 1 and rib 1c are punch forming, movable handle 2 is hinged by bearing pin 4 and two ribs between two rib 1c, its bearing pin adopts riveting pin, can make to form between movable handle 2 and the support 1 to relatively rotate, perhaps adopt bolt also can reach same effect.The end of described movable handle 2 one ends is a fulcrum, and the other end is the force, and it is hinged by bearing pin 4 and support 1 that fulcrum is established fulcrum hinge hole 2a, establishes emphasis and elastic clip 3 upper ends are hinged between fulcrum and force.Described movable handle 2 is curved shape, emphasis hinge hole 2b is established in position near fulcrum on tune, the emphasis hinge hole 2b of elastic clip 3 upper ends and movable handle 2 is hinged by bearing pin 5, and its bearing pin adopts riveting pin or bolt, can make to form between movable handle and the elastic clip to relatively rotate.When movable handle was not worked, emphasis contacted with support hook portion 1b around the fulcrum rotation when pulling movable handle 2 between the slot 6 of fulcrum and support level extension, and the emphasis of movable handle is walked around fulcrum, and movable handle is in the lock state.Pass the slot 6 of described elastic clip 3 horizontal-extending portion from support, this slot 6 vertically leaves the degree of freedom of elastic clip 3 displacements.Open described elastic clip 3 left and right clamping part bottom when free state, and its open distance is greater than the width of the slot on the support.Curved bending in opposite directions in the left clamping part 3a of described elastic clip 3, right clamping part 3b bottom are, the bending height of left and right clamping part is all greater than the width (as Fig. 2, shown in Figure 6) of slot 6, when movable handle 2 pulling elastic clip 3 are moved in slot 6, the bend of the left and right clamping part of elastic clip is retrained by slot, forces left and right clamping part to move in opposite directions and clamps.Described left clamping part 3a, right clamping part 3b lower end have the bandy guide part 3c that turns back, make between the left and right clamping part lower end and form the opening that is similar to " eight " font, helping that gripped object is entered elastic clip fast leads, shorten the time of contraposition, and turn back and a little can also dwindle the contact area of clamping part lower end and gripped object, clamp pressure is increased.The long edge joint of left and right clamping part top and slot touches, and its contact is the contact of little gap, and left and right clamping part can either be moved in slot flexibly, can be subjected to the constraint of slot to carry out elastic deformation again in moving process.Described left clamping part 3a, the upper end of right clamping part 3b has the crooked bend 3d to fulcrum one side, movable handle 2 is positioned at a left side, right clamping part 3a, between the 3b, a left side, the end of right clamping part upper end bend 3d is hinged with the emphasis of movable handle 2 by pin 5, this bend 3d can assurance activity handle in the fulcrum rotating process, elastic clip 3 had both kept moving both vertically with respect to support level extension 1a, there is slot 6 to be shifted longitudinally again with respect to the support level extension, after emphasis is being walked around fulcrum, the clamping part of elastic clip 3 still keeps the vertical state of the 1a of horizontal-extending portion with support, deflection does not take place, and guarantees the fastening stability of clamping.It is rectangular parts that described left and right clamping part 3a, 3b are with the stamping forming truncation surface 7 of spring steel, and the thickness of each clamping part is 1～5mm, and length is 80～150mm.The length of described left and right clamping part decides according to the height of fastening object building formwork for placing frame, the height of for example building the formwork for placing frame is about 50mm, the length of clamping part can be made as about 80mm, the thickness of its each clamping part can be thinner relatively, generally be made as 1～2mm, the fastening devices of this structure is applicable to the building formwork for placing of the plastic production that generally uses; If the height of building formwork for placing frame is high more, thickness is thick more, the length of clamping part is just long more, can be made as 150mm usually, and the thickness of its each clamping part can be thicker relatively, generally be made as 4～5mm, the fastening devices of this structure is applicable to the big building formwork for placing of the load of special use.
The utility model fastening devices not only is confined to the foregoing description, under structure and the essentially identical situation of the foregoing description, described left and right clamping part also can be made into and be with the stamping forming truncation surface of spring steel is the parts (not shown) of circle, its diameter is 1.5～4mm, length is 80～150mm, equally also can reach the effect that the foregoing description can reach, realize clamping the purpose of building formwork for placing.
When using the utility model fastening devices, at first the hook portion of support is fastened on the metallic support pipe of building formwork for placing, allow movable handle be in not duty, make emphasis on the movable handle between the slot of fulcrum and support level extension, elastic clip is in free state, and left and right clamping part opens; The frame of the open opening of elastic clip facing to amalgamation two building formwork for placing back sides together snapped in, pulling movable handle rotates to the hook portion of support around fulcrum, contact with the hook portion of support after making the emphasis of movable handle walk around fulcrum, movable handle is promptly locked, and the amalgamation of two building formwork for placing connects promptly fastened.Whole fastening process is simple, convenient, easy, quick, so long as have the common laborer of manipulative ability, the amalgamation that just can finish the building formwork for placing in the time in 1～2 second connects fastening, technical operation requires to reduce, and operating efficiency is greatly improved, for adopting more than ten times of bolton.Both improve operating efficiency, and can reduce cost of labor again.
The utility model fastening devices not only is used to build being fastenedly connected of formwork for placing amalgamation connection, also can be used for building being connected and fixed between formwork for placing and the template stay pipe, only need the hook portion of this fastening devices is fastened on the metallic support pipe of building formwork for placing, make the left and right sides clamping part of elastic clip clamp building formwork for placing back side muscle rib, just can be with firm being fixed on the metallic support pipe of building formwork for placing.
Adopt the utility model fastening devices; can replace wooden pad side with the metallic support pipe and support the building formwork for placing; make and do not re-use wooden pad side when the building formwork for placing is installed; help preserving the ecological environment; also eliminated the trouble that fixes wooden pad side and building formwork for placing with bitch simultaneously; make the amalgamation of building formwork for placing neat, guarantee construction quality.
The utility model is simple in structure, and on the basis of the utility model claim essence spirit, the improvement that the fastener that amalgamation connects to the building formwork for placing is done all should fall into the utility model protection domain.
Claims (10)
1. build the fastening devices that the formwork for placing amalgamation connects for one kind, it is characterized in that: comprise a support, one movable handle, the left side that has with the spring steel making, the elastic clip of right clamping part, the horizontal-extending portion that described support has hook portion and turns back from hook portion one end, its horizontal-extending portion is provided with the slot that is used to retrain elastic clip, the end of movable handle one end is that fulcrum and support are hinged, the other end is the force, it is hinged to establish emphasis and elastic clip upper end between fulcrum and force, when movable handle is not worked, emphasis is between the slot of fulcrum and support level extension, contact with the support hook portion around the fulcrum rotation when pulling movable handle, the emphasis of movable handle is walked around fulcrum, movable handle is in the lock state, pass the slot of described elastic clip from support, slot vertically leaves the degree of freedom of elastic clip displacement, the left side of described elastic clip, curved bending in opposite directions in right clamping part bottom is, left side during free state, open right clamping part bottom, its open distance is greater than the width of the slot on the support, a left side, the long edge joint of right clamping part top and slot touches.
2. the fastening devices that building formwork for placing amalgamation according to claim 1 connects is characterized in that: the bending height of the left and right clamping part of elastic clip is all greater than the width of slot.
3. the fastening devices that building formwork for placing amalgamation according to claim 1 connects, it is characterized in that: the upper end of described left and right clamping part has the crooked bend to fulcrum one side, movable handle is between left and right clamping part, and the end of left and right clamping part upper end bend is hinged by the emphasis of bearing pin and movable handle.
4. the fastening devices that building formwork for placing amalgamation according to claim 1 connects, it is characterized in that: described left and right clamping part lower end has the bandy guide part of turning back.
5. the fastening devices that arbitrary described building formwork for placing amalgamation connects according to claim 1～4, it is characterized in that: it is rectangular parts that described left and right clamping part is with the stamping forming truncation surface of spring steel, the thickness of each clamping part is 1～5mm, and length is 80～150mm.
6. the fastening devices that arbitrary described building formwork for placing amalgamation connects according to claim 1～4, it is characterized in that: it is circular parts that described left and right clamping part is with the stamping forming truncation surface of spring steel, the diameter of each clamping part is 1.5～4mm, and length is 80～150mm.
7. the fastening devices that building formwork for placing amalgamation according to claim 1 connects, it is characterized in that: described movable handle is curved shape, and the emphasis hinge hole is established in the position near fulcrum on tune.
8. the fastening devices that building formwork for placing amalgamation according to claim 1 connects, it is characterized in that: the hook portion back of described support is provided with two ribs, and movable handle is hinged by bearing pin and two ribs between two ribs.
9. according to the fastening devices of claim 1 or 8 described building formwork for placing amalgamations connections, it is characterized in that: the hook portion of described support has the arc groove that is used for the pipe fastening.
10. according to the fastening devices of claim 1 or 8 described building formwork for placing amalgamations connections, it is characterized in that: the hook portion of described support has the rectangular channel that is used for the square tube fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201039246U CN202000664U (en) | 2011-04-11 | 2011-04-11 | Fixing device for the spliced connection of pouring formworks for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201039246U CN202000664U (en) | 2011-04-11 | 2011-04-11 | Fixing device for the spliced connection of pouring formworks for construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202000664U true CN202000664U (en) | 2011-10-05 |
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ID=44703409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201039246U Expired - Lifetime CN202000664U (en) | 2011-04-11 | 2011-04-11 | Fixing device for the spliced connection of pouring formworks for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202000664U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182305A (en) * | 2011-04-11 | 2011-09-14 | 阮中亮 | Clamping device for piecing and connecting pouring template of building |
| CN107119905A (en) * | 2017-04-25 | 2017-09-01 | 柳州市乾阳机电设备有限公司 | Template docks fixture |
-
2011
- 2011-04-11 CN CN2011201039246U patent/CN202000664U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182305A (en) * | 2011-04-11 | 2011-09-14 | 阮中亮 | Clamping device for piecing and connecting pouring template of building |
| CN102182305B (en) * | 2011-04-11 | 2012-10-03 | 阮中亮 | Clamping device for piecing and connecting pouring template of building |
| CN107119905A (en) * | 2017-04-25 | 2017-09-01 | 柳州市乾阳机电设备有限公司 | Template docks fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111005 Effective date of abandoning: 20121003 |