Adjustable measuring scale for measuring size of opening of bay window

Abstract

The utility model relates to the field of building construction, in particular to an adjustable measuring scale for measuring the size of an opening of a bay window, which comprises an upper support and a lower support which are connected through a length-adjustable stand column. The upper support and the lower support are both provided with telescopic rulers which are symmetrically arranged relative to the stand column, the tail portions of the telescopic rulers are fixedly provided with rotating shafts, and the rotating shafts are rotationally connected with the upper support and the lower support. The bay window formwork system can be adjusted and corrected, so that the deviation size is within the permissible range of relevant specifications, the phenomenon that an upper opening and a lower opening of a bay window are inconsistent is avoided, a large amount of construction time is saved, and the construction quality is improved.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to an adjustable measuring ruler for the size of a bay window opening. Background Art

[0002] In most existing buildings, bedroom windows are designed as bay windows in drawings, with the purpose of improving indoor utilization rate of residents. Bay windows are made of bay window panels with a thickness of about 100mm, a length of about 450mm and a width of about 1800mm. Since this part is a cantilevered component, it is not firmly fixed when the formwork system is erected. During the process of tying steel bars and pouring concrete, the bay window size will be deviated, which will eventually affect the installation of the bay window. In severe cases, it will be dismantled and re-constructed. Therefore, developing a convenient and suitable bay window opening size detection tool to facilitate the construction of the bay window has become a problem that needs to be solved on the construction site. Utility Model Content

[0003] Based on the above problems, the purpose of the utility model is to provide an adjustable measuring ruler for the size of the bay window opening. The utility model adopts the following technical solutions:

[0004] The utility model provides an adjustable measuring ruler for the size of a bay window opening, comprising an upper support and a lower support, wherein the upper support and the lower support are connected via a column with adjustable length; the upper support and the lower support are both provided with telescopic rulers symmetrically arranged with respect to the column, a rotating shaft is fixed to the tail of the telescopic ruler, and the rotating shaft is rotatably connected to the upper support and the lower support.

[0005] Preferably, the upper support comprises an end plate, arc-shaped side plates are arranged on both sides of the end plate, and the rotating shaft is rotatably connected to the arc-shaped side plates on both sides.

[0006] Preferably, a first mark is provided on the side wall of the tail of the telescopic ruler, and a second mark is provided on the arc-shaped side plate; when the angle between the telescopic ruler and the column is 90 degrees, the first mark and the second mark are in a straight line correspondingly.

[0007] Preferably, the structure of the lower support is the same as that of the upper support.

[0008] Preferably, both the upper support and the lower support are provided with a limiting mechanism for fixing the telescopic ruler.

[0009] Preferably, the limiting mechanism includes a gear fixed on the rotating shaft, a guide slide rod is provided on one side of the gear, a tooth block is provided at the end of the guide slide rod close to the gear, the tooth block is meshed with the gear, and the guide slide rod is slidably engaged in a guide sleeve at the end away from the gear, and the guide sleeve is fixed in the upper support or the lower support; a spring is provided on the guide slide rod, one end of the spring abuts against the tooth block, and the other end abuts against the guide sleeve; a laterally arranged waist-shaped hole is provided on the arc-shaped side plate at a position corresponding to the tooth block, and a pull handle is provided in the waist-shaped hole, and the inner end of the pull handle is fixed to the tooth block.

[0010] Preferably, the column comprises a fixed portion and a movable portion, wherein the fixed portion is sleeved on the movable portion; a handle bolt is threadedly connected to a side wall of the fixed portion, and the handle bolt abuts against the movable portion.

[0011] Preferably, the outer wall of the movable portion is provided with scales along the length direction;

[0012] A through hole is provided at the lower position of the fixing part, and a universal bubble level is fixed to the through hole.

[0013] Preferably, the four corner positions at the bottom of the lower support are rotatably connected to legs, and the supporting ends of the legs are threadedly connected to feet.

[0014] Compared with the prior art, the beneficial technical effects of the utility model are:

[0015] The utility model can adjust and correct the bay window formwork system so that the deviation size is within the range allowed by relevant specifications, thus avoiding the phenomenon of inconsistency between the upper and lower openings of the bay window, saving a lot of construction time and improving construction quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model will be further described below in conjunction with the accompanying drawings.

[0017] Figure 1 This is a schematic diagram of the main structure of the adjustable measuring ruler for the size of the bay window opening in the embodiment of the utility model;

[0018] Figure 2 This is a structural schematic diagram of the upper support in the embodiment of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation of the supporting legs in the embodiment of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the limiting mechanism in the embodiment of the utility model;

[0021] Figure 5 This is a schematic diagram of the installation of gears and rotating shafts in an embodiment of the utility model.

[0022] Explanation of the accompanying drawings: 1. upper support; 101. end plate; 102. arc-shaped side plate; 2. lower support; 3. column; 301. fixed part; 302. movable part; 303. handle bolt; 304. universal bubble level; 305. through hole; 4. telescopic ruler; 5. rotating shaft; 6. first mark; 7. second mark; 8. limiting mechanism; 801. gear; 802. guide slide rod; 803. tooth block; 804. guide sleeve; 805. spring; 806. waist-shaped hole; 807. handle; 9. support leg; 901. support foot. DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0024] The overall concept of the utility model is: at the floating window in the cast-in-place concrete construction, during the process of setting up the formwork support at the floating window, the size of the floating window opening is designed according to the drawings, the range of the scale is adjusted in advance, and the size of the template, square wood, and steel pipe is reserved. The adjustable measuring ruler is placed at the floating window; the upper and lower supports of the adjustable measuring ruler are on both sides of the telescopic ruler 4, and the telescopic ruler 4 is adjusted according to the width of the opening, and the upper and lower sizes are consistent. There is a column 3 between the upper and lower supports for connection, and the upper part of the column is also a scale for adjusting the height; the floating window formwork system is adjusted according to the distance between the template and the adjustable measuring ruler, and this is repeated until the construction of the floating windows on all floors of the entire building is completed. Before installing the floating window, the adjustable measuring ruler can also be used to measure the opening. After the measurement, a special person is arranged to chisel the unqualified parts with chalk or stone pencil, and the measurement is repeated until the conditions for installing the window are met.

[0025] Based on the above ideas, Figure 1 As shown, this embodiment discloses an adjustable measuring ruler for the size of a bay window opening, comprising an upper support 1 and a lower support 2, wherein the upper support 1 and the lower support 2 are connected via a length-adjustable column 3. The support 1 and the lower support 2 are both provided with a telescopic ruler 4 symmetrically arranged about the column 3, and a rotating shaft 5 is fixed to the tail of the telescopic ruler 4, and the rotating shaft 5 is rotatably connected to the upper support 1 and the lower support 2.

[0026] like Figure 2 As shown, the upper support 1 includes an end plate 101, arc-shaped side plates 102 are arranged on both sides of the end plate 101, and the rotating shaft 5 is rotatably connected to the arc-shaped side plates 102 on both sides. In this embodiment, the structure of the lower support 2 is the same as that of the upper support 1.

[0027] In this embodiment, the four corner positions at the bottom of the lower support 2 are all rotatably connected with supporting legs 9, and the supporting ends of the supporting legs 9 are all threadedly connected with supporting feet 901. The supporting feet 901 are used to adjust the horizontal and vertical states of the measuring ruler.

[0028] In this embodiment, the column 3 is composed of a fixed part 301 and a movable part 302, wherein the fixed part 301 is sleeved on the movable part 302; a handle bolt 303 is threadedly connected to the side wall of the fixed part 301, and the handle bolt 303 abuts against the movable part 302. The outer wall of the movable part 302 is provided with scales along the length direction, so as to facilitate observation of the overall height of the column 3.

[0029] A through hole 305 is provided at the lower position of the fixing portion 301, and a universal bubble level 304 is fixed to the through hole 305. By observing the bubble position of the universal bubble level 304, each support leg 901 can be adjusted.

[0030] like Figure 4 and 5 As shown, a first mark 6 is provided on the side wall of the rear of the telescopic ruler 4, and a second mark 7 is provided on the arc-shaped side plate 102; when the angle between the telescopic ruler 4 and the column 3 is 90 degrees, the first mark 6 and the second mark 7 are in a straight line.

[0031] In this embodiment, a limiting mechanism 8 for fixing the telescopic ruler 4 is provided in both the upper support 1 and the lower support 2. Specifically, the limiting mechanism 8 includes a gear 801 fixed on the rotating shaft 5, a guide slide rod 802 is provided on one side of the gear 801, a tooth block 803 is provided at the end of the guide slide rod 802 close to the gear 801, the tooth block 803 is meshed with the gear 801, and the guide slide rod 802 is slidably engaged in the guide sleeve 804 at the end away from the gear 801, and the guide sleeve 804 is fixed in the upper support 1 or the lower support 2; a spring 805 is sleeved on the guide slide rod 802, one end of the spring 805 is against the tooth block 803, and the other end is against the guide sleeve 804; a waist-shaped hole 806 arranged transversely is provided on the arc-shaped side plate 102 at a position corresponding to the tooth block 803, a pull handle 807 is provided in the waist-shaped hole 806, and the inner end of the pull handle 807 is fixed to the tooth block 803. The position restriction of the gear 801 by the tooth block 803 can be released by pulling the handle 807 .

[0032] The utility model can adjust and correct the bay window formwork system so that the deviation size is within the range allowed by relevant specifications, thus avoiding the phenomenon of inconsistency between the upper and lower openings of the bay window, saving a lot of construction time and improving the construction quality.

[0033] After the bay window template is removed, the utility model can be used to measure whether the bay window opening size is consistent with the design drawing. If it is not consistent, a special person is arranged to handle it until the design drawing requirements are met.

[0034] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. An adjustable measuring ruler for the size of a bay window opening, characterized in that: It comprises an upper support (1) and a lower support (2), wherein the upper support (1) and the lower support (2) are connected via a column (3) with adjustable length; The upper support (1) and the lower support (2) are both provided with telescopic rulers (4) arranged symmetrically with respect to the upright column (3); a rotating shaft (5) is fixed to the tail of the telescopic ruler (4); and the rotating shaft (5) is rotatably connected to the upper support (1) and the lower support (2).

2. The adjustable measuring ruler for the bay window opening size according to claim 1, characterized in that: The upper support (1) comprises an end plate (101), arc-shaped side plates (102) are arranged on both sides of the end plate (101), and the rotating shaft (5) is rotatably connected to the arc-shaped side plates (102) on both sides.

3. The adjustable measuring ruler for the bay window opening size according to claim 2, characterized in that: A first mark (6) is provided on the side wall of the rear portion of the telescopic ruler (4), and a second mark (7) is provided on the arc-shaped side plate (102); when the angle between the telescopic ruler (4) and the column (3) is 90 degrees, the first mark (6) and the second mark (7) are aligned in a straight line.

4. The adjustable measuring ruler for the bay window opening size according to claim 3, characterized in that: The structure of the lower support (2) is the same as that of the upper support (1).

5. The adjustable measuring ruler for the bay window opening size according to claim 4, characterized in that: The upper support (1) and the lower support (2) are both provided with a limiting mechanism (8) for fixing the telescopic ruler (4).

6. The adjustable measuring ruler for the bay window opening size according to claim 5, characterized in that: The limiting mechanism (8) comprises a gear (801) fixed on the rotating shaft (5); a guide slide rod (802) is provided on one side of the gear (801); a tooth block (803) is provided on the end of the guide slide rod (802) close to the gear (801); the tooth block (803) is meshed with the gear (801); the guide slide rod (802) is slidably engaged in a guide sleeve (804) at the end away from the gear (801); the guide sleeve (804) is fixed in the upper support (1) or the lower support (2); a spring (805) is sleeved on the guide slide rod (802); one end of the spring (805) abuts against the tooth block (803) and the other end abuts against the guide sleeve (804); A transversely arranged waist-shaped hole (806) is provided on the arc-shaped side plate (102) at a position corresponding to the tooth block (803), a pull handle (807) is provided in the waist-shaped hole (806), and the inner end of the pull handle (807) is fixed to the tooth block (803).

7. The adjustable measuring ruler for the bay window opening size according to claim 1, characterized in that: The column (3) comprises a fixed portion (301) and a movable portion (302), wherein the fixed portion (301) is sleeved on the movable portion (302); A handle bolt (303) is threadedly connected to the side wall of the fixed portion (301), and the handle bolt (303) abuts against the movable portion (302).

8. The adjustable measuring ruler for the bay window opening size according to claim 7, characterized in that: The outer wall of the movable portion (302) is provided with scales along the length direction; A through hole (305) is provided at the lower position of the fixing portion (301), and a universal bubble level (304) is fixed to the through hole (305).

9. The adjustable measuring ruler for the bay window opening size according to claim 1, characterized in that: The four corner positions at the bottom of the lower support (2) are all rotatably connected to support legs (9), and the supporting ends of the support legs (9) are all threadedly connected to support feet (901).

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