Membrane structure tensioning device

Abstract

The utility model discloses a membrane structure tensioning device which comprises a tensioning steel cable, a tensioning hook and a limiting drill nail, the tensioning hook comprises a limiting hook, a bearing plate and a supporting plate which are sequentially arranged, the limiting hook is fixedly connected with the bearing plate, and the supporting plate is fixedly connected with the tensioning steel cable; a pair of guide rods are fixedly connected to the bearing plate, penetrate through the supporting plate and are in sliding fit with the supporting plate, so that the distance between the supporting plate and the bearing plate can be adjusted; an adjusting screw rod is fixedly connected to the bearing plate, penetrates through the supporting plate and is in sliding fit with the supporting plate, an adjusting nut is arranged at the end, away from the bearing plate, of the adjusting screw rod, and the adjusting nut abuts against the bearing plate. According to the utility model, the tensioning degree of the membrane structure can be quickly adjusted, the wrinkle position of the membrane structure can be quickly smoothed, the operation is convenient, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the field of membrane structures, in particular to a membrane structure tensioning device. Background Art

[0002] Membrane structure, also known as tensioned membrane structure, is the most representative and promising architectural form in recent years. It breaks the pattern of pure straight-line architectural style and presents a refreshing feeling with its unique beautiful curved surface shape, simplicity, brightness, perfect combination of rigidity and softness, strength and beauty. At the same time, it provides architects with greater imagination and creative space.

[0003] The membrane structure tensioning device in the related art usually includes a tensioning steel cable, one end of which is fixedly connected to a tensioning hook and the other end is fixedly connected to a limiting nail. The tensioning hook is hooked with the pull ring of the membrane structure, and then the limiting nail is nailed into the soil, and the tensioning steel cable is tightened, thereby achieving the fixation of the membrane structure.

[0004] However, if the tensioning degree of the membrane structure needs to be adjusted, or wrinkles appear on the membrane structure, it is necessary to pull out multiple limit pins at the corresponding positions, readjust the positions of the limit pins, and then drive the fixed pins into the soil again. The operation is very troublesome, time-consuming and labor-intensive, and needs to be improved. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a membrane structure tensioning device that can quickly adjust the tensioning degree of the membrane structure, is easy to operate, and saves time and effort.

[0006] The above technical objectives of the present invention are achieved through the following technical solutions: a membrane structure tensioning device, comprising a tensioning steel cable, a tensioning hook and a limit pin, wherein the tensioning hook comprises a limit hook, a receiving plate and a support plate arranged in sequence, the limit hook is fixedly connected to the receiving plate, and the support plate is fixedly connected to the tensioning steel cable;

[0007] A pair of guide rods are fixedly connected to the receiving plate, and the pair of guide rods respectively pass through the support plate and slide with the support plate so that the distance between the support plate and the receiving plate can be adjusted;

[0008] An adjusting screw is fixedly connected to the receiving plate, and the adjusting screw passes through the support plate and slides with the support plate. An adjusting nut is provided at one end of the adjusting screw away from the receiving plate, and the adjusting nut abuts against the receiving plate.

[0009] In a preferred example, the present utility model can be further configured as follows: a first clamping plate and a second clamping plate are arranged on the receiving plate, the first clamping plate and the second clamping plate are parallel, and the limiting hook is located between the first clamping plate and the second clamping plate. A pressing portion is arranged between the first clamping plate and the second clamping plate, and the pressing portion is used for pressing and fixing the membrane structure.

[0010] In a preferred example, the present utility model can be further configured as follows: the pressing portion includes a pressing strip and two limiting strips. The pressing strip is connected to the first clamping plate through a pair of telescopic rods. The two limiting strips are respectively fixed on the second clamping plate. A control member is arranged on the first clamping plate, and the control member is used for controlling the pressing strip to move towards the second clamping plate and making the pressing strip snap into between the two limiting strips to realize the pressing and fixing of the membrane structure.

[0011] In a preferred example, the present utility model can be further configured as follows: the control member includes a control screw rod threadedly connected to the first clamping plate. One end of the control screw rod is rotatably connected to the pressing strip, and the other end is fixedly connected with a control handwheel.

[0012] In a preferred example, the present utility model can be further configured as follows: elastic protective sleeves are respectively wrapped on the pressing strip and the two limiting strips.

[0013] In a preferred example, the present utility model can be further configured as follows: a plurality of anti-slip blocks are integrally formed on the surface of the protective sleeve.

[0014] In a preferred example, the present utility model can be further configured as follows: a reverse stop tooth is fixedly connected to the limiting nail.

[0015] In summary, the present utility model has the following beneficial effects:

[0016] 1. By rotating the adjusting nut, the distance between the support plate and the receiving plate is adjusted, that is, by adjusting the overall length of the tensioning hook, the rapid adjustment of the tensioning degree of the membrane structure is realized, and the wrinkled position of the membrane structure can be quickly smoothed. The operation is convenient, time-saving and labor-saving;

[0017] 2. The pressing strip and the two limiting strips jointly press and fix the membrane structure, thereby improving the connection stability between the tensioning device and the membrane structure, and further improving the tensioning stability of the membrane structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a structural schematic diagram of the embodiment;

[0019] Figure 2 is a cross-sectional view of the embodiment.

[0020] Reference numerals: 1, tension steel cable; 2, tension hook; 21, limit hook; 22, receiving plate; 23, support plate; 3, limit pin; 4, guide rod; 5, adjusting screw; 6, adjusting nut; 7, first clamping plate; 8, second clamping plate; 9, pressing part; 91, pressing strip; 92, limit strip; 93, telescopic rod; 10, control part; 101, control screw; 102, control handwheel; 11, protective sleeve; 12, anti-slip block; 13, anti-backward ratchet teeth. Detailed implementation manners

[0021] The present utility model will be further described in detail below with reference to the accompanying drawings.

[0022] Referring to Figure 1 、 Figure 2 , a membrane structure tensioning device includes a tension steel cable 1, a tension hook 2 and a limit pin 3, and the limit pin 3 is fixedly connected to the tension steel cable 1. The tension hook 2 includes a limit hook 21, a receiving plate 22 and a support plate 23 arranged in sequence. The limit hook 21 is fixedly connected to the receiving plate 22, and the support plate 23 is fixedly connected to the tension steel cable 1.

[0023] Referring to Figure 1 、 Figure 2 , a pair of guide rods 4 are fixedly connected to the receiving plate 22. The pair of guide rods 4 respectively pass through the support plate 23 and are slidably matched with the support plate 23, so that the distance between the support plate 23 and the receiving plate 22 can be adjusted. An adjusting screw 5 is fixedly connected to the receiving plate 22. The adjusting screw 5 passes through the support plate 23 and is slidably matched with the support plate 23. At the same time, an adjusting nut 6 is arranged at one end of the adjusting screw 5 away from the receiving plate 22, and the adjusting nut 6 abuts against the receiving plate 22.

[0024] When it is necessary to adjust the tension degree of the membrane structure, rotate the adjusting nut 6 to adjust the distance between the support plate 23 and the receiving plate 22, that is, by adjusting the overall length of the tension hook 2, the rapid adjustment of the tension degree of the membrane structure is realized, and the wrinkled position of the membrane structure can be quickly smoothed, with convenient operation, time-saving and labor-saving.

[0025] Referring to Figure 1 、 Figure 2 , a first clamping plate 7 and a second clamping plate 8 are arranged on the receiving plate 22. The first clamping plate 7 and the second clamping plate 8 are parallel, and the limit hook 21 is located between the first clamping plate 7 and the second clamping plate 8, that is, the membrane structure can enter between the first clamping plate 7 and the second clamping plate 8. At the same time, a pressing part 9 is arranged between the first clamping plate 7 and the second clamping plate 8, and the pressing part 9 is used for pressing and fixing the membrane structure, so as to improve the connection stability between the tensioning device and the membrane structure.

[0026] Referring to Figure 1 、 Figure 2, the pressing part 9 includes a pressing strip 91 and two limiting strips 92. The pressing strip 91 is connected to the first clamping plate 7 through a pair of telescopic rods 93, and the two limiting strips 92 are respectively fixed on the second clamping plate 8. A control member 10 is provided on the first clamping plate 7. The control member 10 is used to control the pressing strip 91 to move towards the second clamping plate 8 and make the pressing strip 91 snap into between the two limiting strips 92, so as to realize the pressing and fixing of the membrane structure.

[0027] Referring to Figure 1 , Figure 2 , the control member 10 includes a control screw 101 threadedly connected to the first clamping plate 7. One end of the control screw 101 is rotatably connected to the pressing strip 91, and the other end is fixedly connected with a control handwheel 102. Rotating the control handwheel 102 drives the control screw 101 to rotate, and then the control screw 101 can control the pressing strip 91 to move towards the limiting strip 92.

[0028] Referring to Figure 1 , Figure 2 , elastic protective sleeves 11 are respectively wrapped on the pressing strip 91 and the two limiting strips 92 to reduce the risk of the pressing strip 91 scratching the membrane structure. In this embodiment, the protective sleeve 11 is made of an elastic material such as rubber or latex. At the same time, a plurality of anti-slip blocks 12 are integrally formed on the surface of the protective sleeve 11 to increase the friction force between the pressing strip 91 and the limiting strip 92 and the membrane structure.

[0029] Referring to Figure 1 , a reverse stop tooth 13 is fixedly connected to the limiting dowel 3 to improve the connection stability between the limiting dowel 3 and the soil body, thereby improving the use stability of the tensioning device.

[0030] The specific embodiments are only explanations of the present invention, and they are not limitations to the present invention. Those skilled in the art can make modifications to the embodiments without creative contributions according to needs after reading this specification, but as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims

1. A membrane structure tensioning device, comprising a tensioning cable (1), a tensioning hook (2) and a limit dowel (3), characterized in that: The tension hook (2) includes a limit hook (21), a bearing plate (22) and a support plate (23) arranged in sequence. The limit hook (21) is fixedly connected to the bearing plate (22), and the support plate (23) is fixedly connected to the tension steel cable (1). A pair of guide rods (4) are fixedly connected to the bearing plate (22). The pair of guide rods (4) respectively pass through the support plate (23) and are slidably matched with the support plate (23), so that the distance between the support plate (23) and the bearing plate (22) can be adjusted. An adjusting screw rod (5) is fixedly connected to the bearing plate (22). The adjusting screw rod (5) passes through the support plate (23) and is slidably matched with the support plate (23). An adjusting nut (6) is arranged at one end of the adjusting screw rod (5) away from the bearing plate (22), and the adjusting nut (6) abuts against the bearing plate (22).

2. The membrane structure tensioning device according to claim 1, characterized in that: A first clamping plate (7) and a second clamping plate (8) are arranged on the bearing plate (22). The first clamping plate (7) and the second clamping plate (8) are parallel, and the limit hook (21) is located between the first clamping plate (7) and the second clamping plate (8). A pressing part (9) is arranged between the first clamping plate (7) and the second clamping plate (8), and the pressing part (9) is used for pressing and fixing the membrane structure.

3. The membrane structure tensioning device according to claim 2, characterized in that: The pressing part (9) includes a pressing strip (91) and two limiting strips (92). The pressing strip (91) is connected to the first clamping plate (7) through a pair of telescopic rods (93). The two limiting strips (92) are respectively fixed on the second clamping plate (8). A control part (10) is arranged on the first clamping plate (7), and the control part (10) is used for controlling the pressing strip (91) to move towards the second clamping plate (8) and making the pressing strip (91) snap into between the two limiting strips (92) to realize the pressing and fixing of the membrane structure.

4. A membrane structure tensioning device according to claim 3, characterized in that: The control part (10) includes a control screw rod (101) threadedly connected to the first clamping plate (7). One end of the control screw rod (101) is rotatably connected to the pressing strip (91), and the other end is fixedly connected with a control hand wheel (102).

5. The membrane structure tensioning device according to claim 3, characterized in that: Elastic protective sleeves (11) are respectively wrapped on the pressing strip (91) and the two limiting strips (92).

6. A membrane structure tensioning device according to claim 5, characterized in that: A number of anti-slip blocks (12) are integrally formed on the surface of the protective sleeve (11).

7. The membrane structure tensioning device according to claim 1, characterized in that: A reverse-stop barb (13) is fixedly connected to the limit dowel (3).

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