Adjustable shaped rectangular column clamp

Abstract

The invention relates to an adjustable shaping rectangular column clamp which comprises an L-shaped supporting frame, a sliding rail, a lateral adjusting plate and an adjusting assembly. The L-shaped supporting frames are arranged relative to the four corners of the rectangular column correspondingly, and the L-shaped supporting frames are connected through sliding rails to form a rectangular frame. The adjusting assembly comprises a transverse adjusting assembly and a front-back adjusting assembly, and the lateral adjusting plate comprises a transverse adjusting plate and a front-back adjusting plate; the transverse adjusting assemblies are arranged on the sliding rails on the front side and the rear side of the rectangular frame correspondingly, connected with the transverse adjusting plate and drive the transverse adjusting plate to reciprocate along the sliding rails. The front-back adjusting assembly is arranged on the transverse adjusting plate, connected with the front-back adjusting plate and drives the front-back adjusting plate to move in a reciprocating mode. The lateral adjusting plate is driven to move towards the interior of the rectangular frame through the transverse adjusting assembly and the front-back adjusting assembly, clamping of the rectangular column formwork is achieved, the clamping device can adapt to rectangular columns of different sizes, the repeated utilization rate is high, and cost is low.

Description

Technical Field

[0001] The present invention relates to the field of construction, and specifically to an adjustable standardized rectangular column clamp. Background Art

[0002] In the construction of building projects, the pouring of reinforced concrete frame columns requires the aid of formwork. The following defects exist in the common fixing methods of rectangular column formwork in current building construction:

[0003] 1) Poor adaptability: Most traditional clamps have fixed sizes, and different specifications of clamps need to be customized according to the column size, resulting in high costs and inability to be reused.

[0004] 2) Low installation efficiency: When using steel pipe fasteners or wooden squares for reinforcement, the position needs to be adjusted multiple times, the operation is cumbersome and it is difficult to ensure perpendicularity.

[0005] 3) Insufficient stability: Ordinary clamps are prone to displacement during the concrete pouring process, resulting in poor forming quality of the column.

[0006] Therefore, there is an urgent need for an adjustable standardized rectangular column clamp to overcome the above defects. Summary of the Invention

[0007] In order to avoid the above problems existing in the prior art, the purpose of the present invention is to provide an adjustable standardized rectangular column clamp.

[0008] To achieve the above purpose, the present invention provides the following technical solution: An adjustable standardized rectangular column clamp, including an L-shaped support frame, a slide rail, a lateral adjustment plate, and an adjustment component; there are four groups of the L-shaped support frames, and the L-shaped support frames are respectively arranged relative to the four corners of the rectangular column formwork, and the L-shaped support frames are connected by the slide rail to form a rectangular frame;

[0009] The adjustment component includes a horizontal adjustment component and a front-back adjustment component, and the lateral adjustment plate includes a horizontal adjustment plate and a front-back adjustment plate;

[0010] The horizontal adjustment components are respectively arranged on the slide rails on the front and back sides of the rectangular frame, the horizontal adjustment components are connected to the horizontal adjustment plate, and drive the horizontal adjustment plate to reciprocate along the slide rail;

[0011] The front-back adjustment component is arranged on the horizontal adjustment plate, the front-back adjustment component is connected to the front-back adjustment plate, and drives the front-back adjustment plate to reciprocate.

[0012] By controlling the reciprocating movement of the lateral adjustment plate through the adjustment component, the clamping and releasing of the rectangular column are realized.

[0013] The present invention is further configured such that the lateral adjustment plate includes a first adjustment plate and a second adjustment plate; the front-back adjustment plate includes a third adjustment plate and a fourth adjustment plate; threaded holes are respectively provided at both ends of the first adjustment plate, the second adjustment plate, the third adjustment plate, and the fourth adjustment plate.

[0014] The present invention is further configured such that the lateral adjustment assembly includes a first horizontal screw, a second horizontal screw, a first driving device, and a second driving device; the first driving device and the second driving device are respectively provided at one end of the slide rails on the front and rear sides of the rectangular frame, and first bearing seats and second bearing seats are respectively provided at the other ends of the slide rails;

[0015] One end of the first horizontal screw is connected to the first driving device, and the other end of the first horizontal screw passes through the threaded holes at one ends of the first adjustment plate and the second adjustment plate and is then connected to the first bearing seat; one end of the second horizontal screw is connected to the second driving device, and the other end of the second horizontal screw passes through the threaded holes at the other ends of the first adjustment plate and the second adjustment plate and is then connected to the second bearing seat.

[0016] The present invention is further configured such that the front-back adjustment assembly includes a third horizontal screw, a fourth horizontal screw, a third driving device, and a fourth driving device; the third driving device and the fourth driving device are respectively provided at one end of the first adjustment plate and the second adjustment plate, and third bearing seats and fourth bearing seats are respectively provided at the other ends of the slide rails;

[0017] One end of the third horizontal screw is connected to the third driving device, and the other end of the third horizontal screw passes through the threaded holes at one ends of the third adjustment plate and the fourth adjustment plate and is then connected to the third bearing seat; one end of the fourth horizontal screw is connected to the fourth driving device, and the other end of the fourth horizontal screw passes through the threaded holes at the other ends of the third adjustment plate and the fourth adjustment plate and is then connected to the fourth bearing seat.

[0018] The present invention is further configured such that a polytetrafluoroethylene wear-resistant liner is provided in the slide rail groove of the slide rail.

[0019] The present invention is further configured such that with the midpoint of the axial length of the first horizontal screw, the second horizontal screw, the third horizontal screw, or the fourth horizontal screw as the center, the thread pitches on both sides thereof are opposite.

[0020] The present invention is further configured such that the adjustable standardized rectangular column clamp further includes a vertical lifting adjustment assembly and a level; the vertical lifting adjustment assembly is respectively provided at the bottom of the L-shaped support frame, and the level is provided on the lateral adjustment plate.

[0021] By cooperating the vertical lifting adjustment assemblies at the four corners with the level, the heights of the L-shaped support frames at the four corners of the rectangular frame are adjusted to keep the lateral adjustment plates on the rectangular frame horizontal, compensating for the template joint error and avoiding uneven stress.

[0022] The present invention is further configured such that the adjustable standardized rectangular column clamp further includes a locking member, and a plurality of locking grooves are provided on the sliding rail and the lateral adjusting plate. Fixing is achieved by inserting the locking member into the locking groove or buckling with the locking groove.

[0023] The present invention is further configured such that a plurality of height adjusting holes are provided on the L-shaped support frame.

[0024] During actual construction, according to different heights required for construction, the sliding rail can be installed in the height adjusting holes corresponding to the required heights.

[0025] The present invention is further configured such that the adjustable standardized rectangular column clamp is constructed based on an adjustable standardized rectangular column clamp control method, including the following steps:

[0026] S1: Install pressure sensors respectively on the contact surfaces between the lateral adjusting plate and the rectangular column formwork;

[0027] S2: Adjust the height of the L-shaped support frame through the vertical lifting and adjusting assembly so that the lateral adjusting plate on the rectangular frame remains horizontal;

[0028] S3: Control the lateral adjusting assembly to drive the lateral adjusting plate to move towards the inside of the rectangular frame to clamp the rectangular column formwork, and then control the front and rear adjusting assembly to drive the front and rear adjusting plates to move towards the inside of the rectangular frame to clamp the rectangular column formwork;

[0029] S4: Dynamically record the values of the pressure sensors on each lateral adjusting plate, and synchronously control the lateral adjusting assembly and the front and rear adjusting assembly to clamp the rectangular column formwork until the pressure deviation is less than the preset value;

[0030] S5: Fix the lateral adjusting plate and the front and rear adjusting plates.

[0031] The present invention is further configured such that step S4 is specifically:

[0032] S41: Calculate the pressure deviation δ through the following formula F :

[0033]

[0034] where F A is the value of the pressure sensor on the first adjusting plate, F b is the value of the pressure sensor on the second adjusting plate, F C is the value of the pressure sensor on the third adjusting plate, F D is the value of the pressure sensor on the fourth adjusting plate, max(F) is the maximum pressure value, and min(F) is the minimum pressure value;

[0035] S42: If δ F > 8, and FA +F B <F C +F D , the lateral adjustment component is controlled to drive the lateral adjustment plate to move towards the inside of the rectangular frame;

[0036] If δ F >8, and F A +F B >F C +F D , the front - rear adjustment component is controlled to drive the front - rear adjustment plate to move towards the inside of the rectangular frame;

[0037] S43: Repeat steps S41 - S42 until δ F <8%.

[0038] In summary, the beneficial effects of the above - mentioned technical solutions of the present invention are as follows:

[0039] 1. In the present invention, the lateral adjustment component drives the lateral adjustment plate to move towards the inside of the rectangular frame, and the front - rear adjustment component drives the front - rear adjustment plate to move towards the inside of the rectangular frame, realizing the clamping of the rectangular column formwork, which can adapt to rectangular columns of different sizes, with high reuse rate and low cost.

[0040] 2. This application dynamically records the values of the pressure sensors on each lateral adjustment plate, calculates and compares the pressure deviation to ensure uniform force during the clamping process.

[0041] 3. The vertical lifting adjustment component and the level are set. The height of the L - shaped support frames at the four corners of the rectangular frame is adjusted by the cooperation of the vertical lifting adjustment components at the four corners and the level, so that the lateral adjustment plates on the rectangular frame are kept horizontal, compensating for the formwork joint error and avoiding uneven force. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0043] Figure 1 It is a schematic diagram of an adjustable standardized rectangular column clamp structure.

[0044] Figure 2 is Figure 1 the cross - sectional view taken along A - A in

[0045] In the drawings, the meanings of the reference numerals are as follows:

[0046] 1. L - shaped support frame, 11. Height adjustment hole; 2. Slide rail;

[0047] 3. Lateral adjustment assembly, 31. First driving device, 32. Second driving device, 33. First horizontal screw, 34. Second horizontal screw, 35. First adjustment plate, 36. Second adjustment plate;

[0048] 4. Front - rear adjustment assembly, 41. Third driving device, 42. Fourth driving device, 43. Third horizontal screw, 44. Fourth horizontal screw, 45. Third adjustment plate, 46. Fourth adjustment plate;

[0049] 5. Rectangular column casting formwork; 6. Vertical lifting adjustment assembly; 7. Locking groove. Specific implementation mode

[0050] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the technical solutions of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Based on the embodiments of the present invention, other similar embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the scope of protection of the present invention.

[0051] In addition, the directional terms mentioned in the following embodiments, such as "up", "down", "left", "right", etc., are only with reference to the directions in the drawings. Therefore, the directional terms used are for illustration rather than to limit the present invention.

[0052] The present invention will be further described below in conjunction with the drawings and preferred embodiments.

[0053] Embodiment 1:

[0054] As Figure 1 - Figure 2 shown, it is a preferred embodiment of the present invention. An adjustable standardized rectangular column clamp includes an L - shaped support frame 1, a slide rail 2, a lateral adjustment plate and an adjustment assembly;

[0055] First, build the rectangular column casting formwork 5. Install four groups of L - shaped support frames 1 outside the rectangular column casting formwork 5 respectively. Connect two adjacent L - shaped support frames 1 through the slide rail 2 to form a rectangular frame; a number of height adjustment holes 11 are provided on the L - shaped support frame 1. According to different heights required for construction, install the slide rail 2 in the height adjustment holes 11 at the corresponding height.

[0056] The adjustment assembly includes a lateral adjustment assembly 3 and a front - rear adjustment assembly 4. The lateral adjustment plate includes a lateral adjustment plate and a front - rear adjustment plate;

[0057] The lateral adjustment assembly 3 is respectively arranged on the slide rails 2 on the front and rear sides of the rectangular frame. The lateral adjustment assembly 3 is connected to the lateral adjustment plate and drives the lateral adjustment plate to reciprocate along the slide rail 2;

[0058] The front-back adjustment assembly 4 is arranged on the lateral adjustment plate. The front-back adjustment assembly 4 is connected to the front-back adjustment plate and drives the front-back adjustment plate to reciprocate. By controlling the reciprocating movement of the lateral adjustment plate through the adjustment assembly, the clamping and releasing of the rectangular column formwork 5 are realized.

[0059] The lateral adjustment plate includes a first adjustment plate 35 and a second adjustment plate 36; the front-back adjustment plate includes a third adjustment plate 45 and a fourth adjustment plate 46; threaded holes are respectively arranged at both ends of the first adjustment plate 35, the second adjustment plate 36, the third adjustment plate 45 and the fourth adjustment plate 46.

[0060] The lateral adjustment assembly 3 includes a first horizontal screw 33, a second horizontal screw 34, a first driving device 31 and a second driving device 32; the first driving device 31 and the second driving device 32 are respectively arranged at one end of the slide rails 2 on the front and back sides of the rectangular frame. First bearing seats and second bearing seats are respectively arranged at the other ends of the slide rails 2.

[0061] One end of the first horizontal screw 33 is connected to the first driving device 31, and the other end of the first horizontal screw 33 passes through the threaded holes at one ends of the first adjustment plate 35 and the second adjustment plate 36 and is connected to the first bearing seat; one end of the second horizontal screw 34 is connected to the second driving device 32, and the other end of the second horizontal screw 34 passes through the threaded holes at the other ends of the first adjustment plate 35 and the second adjustment plate 36 and is connected to the second bearing seat.

[0062] The front-back adjustment assembly 4 includes a third horizontal screw 43, a fourth horizontal screw 44, a third driving device 41 and a fourth driving device 42; the third driving device 41 and the fourth driving device 42 are respectively arranged at one end of the first adjustment plate 35 and the second adjustment plate 36. Third bearing seats and fourth bearing seats are respectively arranged at the other ends of the first adjustment plate 35 and the second adjustment plate 36.

[0063] One end of the third horizontal screw 43 is connected to the third driving device 41, and the other end of the third horizontal screw 43 passes through the threaded holes at one ends of the third adjustment plate 45 and the fourth adjustment plate 46 and is connected to the third bearing seat; one end of the fourth horizontal screw 44 is connected to the fourth driving device 42, and the other end of the fourth horizontal screw 44 passes through the threaded holes at the other ends of the third adjustment plate 45 and the fourth adjustment plate 46 and is connected to the fourth bearing seat.

[0064] A polytetrafluoroethylene wear-resistant liner may be arranged in the slide rail groove of the slide rail 2.

[0065] Taking the midpoint of the axial length of the first horizontal screw 33, the second horizontal screw 34, the third horizontal screw 43 or the fourth horizontal screw 44 as the center, the thread pitches on both sides are opposite.

[0066] The adjustable standardized rectangular column clamp further includes a vertical lifting adjustment component 6 and a spirit level. The vertical lifting adjustment component 6 is respectively arranged at the bottom of the L-shaped support frame 1, and the spirit level is arranged on the lateral adjustment plate.

[0067] Through the cooperation of the vertical lifting adjustment component 6 at the four corners and the spirit level, the height of the L-shaped support frames 1 at the four corners of the rectangular frame is adjusted to keep the lateral adjustment plates on the rectangular frame horizontal, compensating for the template joint error and avoiding uneven stress.

[0068] The adjustable standardized rectangular column clamp further includes a locking member. A plurality of locking grooves 7 are arranged on the slide rail 2 and the lateral adjustment plate. Fixing is achieved by inserting the locking member into the locking groove 7 or buckling with the locking groove 7.

[0069] The adjustable standardized rectangular column clamp is constructed based on an adjustable standardized rectangular column clamp control method, including the following steps:

[0070] S1: Install pressure sensors respectively on the contact surfaces between the lateral adjustment plates and the rectangular column templates.

[0071] S2: Adjust the height of the L-shaped support frame 1 through the vertical lifting adjustment component 6 to keep the lateral adjustment plates on the rectangular frame horizontal.

[0072] S3: Control the lateral adjustment component 3 to drive the lateral adjustment plate to move towards the inside of the rectangular frame to clamp the rectangular column template, and then control the front and rear adjustment component 4 to drive the front and rear adjustment plates to move towards the inside of the rectangular frame to clamp the rectangular column template.

[0073] S4: Dynamically record the values of the pressure sensors on each lateral adjustment plate, and synchronously control the lateral adjustment component 3 and the front and rear adjustment component 4 to clamp the rectangular column template until the pressure deviation is less than the preset value; the preset value of the pressure deviation generally takes 8%.

[0074] S41: Calculate the pressure deviation δ through the following formula F :

[0075]

[0076] where F A is the value of the pressure sensor on the first adjustment plate 35, F B is the value of the pressure sensor on the second adjustment plate 36, F C is the value of the pressure sensor on the third adjustment plate 45, F D is the value of the pressure sensor on the fourth adjustment plate 46, max(F) is the maximum pressure value, and min(F) is the minimum pressure value;

[0077] S42: If δ F > 8, and F A + FB <F C +F D , then control the lateral adjustment assembly 3 to drive the lateral adjustment plate to move inward into the rectangular frame;

[0078] If δ F >8, and F A +F B >F C +F D , then control the front - rear adjustment assembly 4 to drive the front - rear adjustment plate to move inward into the rectangular frame;

[0079] S43: Repeat steps S41 - S42 until δ F <8%.

[0080] S5: Fix the lateral adjustment plate and the front - rear adjustment plate through the locking member.

[0081] It should be noted that in some embodiments, the first horizontal screw 33, the second horizontal screw 34, the third horizontal screw 43, and the fourth horizontal screw 44 can also be replaced with self - locking screws for fixation.

[0082] The above - mentioned are only the preferred embodiments of the present invention. The protection scope of the present invention is not limited to the above - mentioned embodiments. All technical solutions within the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and refinements should also be regarded as within the protection scope of the present invention.

Claims

1. An adjustable standardized rectangular column clamp, characterized in that, It includes an L-shaped support frame, a slide rail, a lateral adjustment plate and an adjustment assembly; the L-shaped support frame includes four groups, the L-shaped support frames are respectively set relative to the four corners of the rectangular column template, and the L-shaped support frames are connected by slide rails to form a rectangular frame; The adjustment assembly includes a lateral adjustment assembly and a front-to-back adjustment assembly, and the lateral adjustment plate includes a lateral adjustment plate and a front-to-back adjustment plate; The lateral adjustment components are respectively arranged on the slide rails on the front and rear sides of the rectangular frame, and the lateral adjustment components are connected to the lateral adjustment plate and drive the lateral adjustment plate to reciprocate along the slide rails; The front-to-back adjustment component is arranged on the transverse adjustment plate, and the front-to-back adjustment component is connected to the front-to-back adjustment plate and drives the front-to-back adjustment plate to move back and forth.

2. The adjustable standardized rectangular column clamp according to claim 1, wherein The lateral adjustment plate includes a first adjustment plate and a second adjustment plate; the front and rear adjustment plates include a third adjustment plate and a fourth adjustment plate; threaded holes are respectively provided at both ends of the first adjustment plate, the second adjustment plate, the third adjustment plate and the fourth adjustment plate.

3. The adjustable standardized rectangular column clamp according to claim 2, characterized in that, The lateral adjustment assembly includes a first horizontal screw, a second horizontal screw, a first drive device and a second drive device; the first drive device and the second drive device are respectively arranged on one end of the slide rails on the front and rear sides of the rectangular frame, and the other ends of the slide rails are respectively provided with a first bearing seat and a second bearing seat; One end of the first horizontal screw is connected to the first driving device, and the other end of the first horizontal screw passes through the threaded holes at one end of the first adjustment plate and the second adjustment plate and is connected to the first bearing seat; one end of the second horizontal screw is connected to the second driving device, and the other end of the second horizontal screw passes through the threaded holes at the other end of the first adjustment plate and the second adjustment plate and is connected to the second bearing seat.

4. The adjustable standardized rectangular column clamp according to claim 3, characterized in that, The front-back adjustment assembly includes a third horizontal screw, a fourth horizontal screw, a third drive device, and a fourth drive device; the third drive device and the fourth drive device are respectively arranged on one end of the first adjustment plate and the second adjustment plate, and the other end of the slide rail is respectively provided with a third bearing seat and a fourth bearing seat; One end of the third horizontal screw is connected to the third driving device, and the other end of the third horizontal screw passes through the threaded holes at one end of the third adjusting plate and the fourth adjusting plate and is connected to the third bearing seat; one end of the fourth horizontal screw is connected to the fourth driving device, and the other end of the fourth horizontal screw passes through the threaded holes at the other end of the third adjusting plate and the fourth adjusting plate and is connected to the fourth bearing seat.

5. The adjustable standardized rectangular column clamp according to claim 4, characterized in that, With the midpoint of the axial length of the first horizontal screw, the second horizontal screw, the third horizontal screw or the fourth horizontal screw as the center, the threads on both sides thereof have opposite rotation directions.

6. The adjustable shaped rectangular column clamp according to claim 5, characterized in that: The adjustable standardized rectangular column clamp also includes a vertical lifting adjustment component and a spirit level. The vertical lifting adjustment components are respectively arranged at the bottom of the L-shaped support frame, and the spirit level is arranged on the lateral adjustment plate.

7. An adjustable standardized rectangular column clamp according to claim 6, characterized in that, The adjustable shaped rectangular column clamp also includes a locking piece, and the slide rail and the lateral adjustment plate are provided with a plurality of locking grooves.

8. An adjustable standardized rectangular column clamp according to claim 7, characterized in that, The L-shaped support frame is provided with a plurality of height adjustment holes.

9. The adjustable standardized rectangular column clamp according to claim 8, characterized in that, The adjustable and standardized rectangular column clamp is constructed based on the adjustable and standardized rectangular column clamp control method, including the following steps: S1: Install pressure sensors on the contact surface between the lateral adjustment plate and the rectangular column formwork; S2: Adjust the height of the L-shaped support frame through the vertical lifting adjustment component so that the lateral adjustment plate on the rectangular frame remains horizontal; S3: Control the lateral adjustment assembly to drive the lateral adjustment plate to move toward the inside of the rectangular frame to clamp the rectangular column template, and then control the front and rear adjustment assembly to drive the front and rear adjustment plates to move toward the inside of the rectangular frame to clamp the rectangular column template; S4: Dynamically record the value of the pressure sensor on each lateral adjustment plate, and synchronously control the lateral adjustment assembly and the front and rear adjustment assembly to clamp the rectangular column formwork until the pressure deviation is less than the preset value; S5: Fix the lateral adjustment plate and the front and rear adjustment plates.

10. The adjustable standardized rectangular column clamp according to claim 9, characterized in that, Step S4 is specifically as follows: S41: Calculate the pressure deviation δ by the following formula F :[[]]END]] Among them, F A is the pressure sensor value on the first adjusting plate, F B is the pressure sensor value on the second adjusting plate, F C is the pressure sensor value on the third adjusting plate, F D is the pressure sensor value on the fourth adjusting plate, max(F) is the maximum pressure value, and min(F) is the minimum pressure value; S42: If δ f > 8, and F A + F B < F C + F D , then control the lateral adjustment component to drive the lateral adjustment plate to move towards the inside of the rectangular frame; If δ F > 8, and F A + F B > F C + F D , then control the front and rear adjustment component to drive the front and rear adjustment plates to move towards the inside of the rectangular frame; S43: Repeat steps S41 - S42 until δ F <8%.

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