Curtain wall type window

Abstract

The utility model relates to the technical field of curtain walls, and discloses a curtain wall type window which comprises a frame, a window frame is rotatably connected to the top wall of the inner side of the frame, glass is fixedly connected to the front side and the rear side of the interior of the window frame, a sealing strip is fixedly connected to the front side of the glass on the front side, and the periphery of the sealing strip is fixedly connected to the inner wall of the window frame. The device comprises a frame, vertical plates are fixedly connected to the two sides of the top of the frame, the bottom ends of the two vertical plates penetrate through the frame, preformed holes are formed in the adjacent sides of the two vertical plates, the adjacent sides of the two preformed holes are slidably connected with the same cross beam, limiting holes are formed in the middle upper portions of the front sides of the two vertical plates, and the limiting holes are slidably connected with the cross beam. And the front sides of the two limiting holes are rotationally connected with limiting bolts. According to the curtain wall type window, the preformed hole is slidably connected with the cross beam, the limiting bolt penetrates through the limiting hole to be connected with the cross beam to fix the cross beam, then the window frame is limited, the window is prevented from rotating or moving accidentally, and the safe and reliable using function of the curtain wall type window is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of curtain walls, in particular to a curtain wall type window. Background Art

[0002] Curtain wall windows are larger in size, and their width and height may be more significant than ordinary windows. The overall shape is simple and smooth, and large glass panels are used to provide a wide field of view and good lighting effects. Compared with traditional windows, curtain wall windows occupy a larger proportion on the building facade, giving people a more transparent and modern visual experience.

[0003] After searching, the Chinese patent announcement number is: CN213391715U. The utility model relates to a curtain wall window, including vertical frame profiles and horizontal frame profiles between window sashes, window frame profiles, spacer profiles, double-sided pressure plate profiles, and single-sided pressure plate profiles. The utility model combines the advantages of curtain walls and windows, takes into account both aesthetics and safety, has the functions and beautiful appearance of exposed frame curtain walls, and has the characteristics of simple construction, good safety, and saving building materials of windows. Curtain wall windows can be installed indoors or outdoors. They are architectural structures that are installed between floor slabs or between floor slabs and roofs, fixedly connected to the main body of the building, and perpendicular to the ground, and have the properties of curtain walls and windows. However, in actual use, the equipment has no ventilation equipment and does not have ventilation function. The use effect is single and cannot regulate the temperature indoors or circulate air. Utility Model Content

[0004] In order to make up for the above shortcomings, the present invention provides a curtain wall window, which aims to improve the problems in the prior art that it does not have a ventilation function, has a single use effect, cannot regulate the indoor temperature, and cannot circulate air.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a curtain wall window includes a frame, the inner top wall of the frame is rotatably connected to the window frame, the front and rear sides of the interior of the window frame are fixedly connected to the glass, the front side of the front glass is fixedly connected to a sealing strip, the four sides of the sealing strip are fixedly connected to the inner wall of the window frame, the top two sides of the frame are fixedly connected to vertical plates, the bottom ends of the two vertical plates pass through the frame, the adjacent sides of the two vertical plates are provided with reserved holes, the adjacent sides of the two reserved holes are slidably connected to the same beam, the middle and upper parts of the front sides of the two vertical plates are provided with limiting holes, the front sides of the two limiting holes are rotatably connected to limiting bolts, the rear ends of the two limiting bolts pass through the corresponding limiting holes and are rotatably connected to the front side of the beam, and the two vertical plates are provided with mounting mechanisms on the far sides.

[0006] Through the above technical solution: when using curtain wall windows, first the window frame is rotated and connected to the inner top wall of the frame, so that the window frame can be rotated relative to the frame, thereby realizing the opening and closing of the window, and the front and rear sides of the window frame are fixedly connected with glass to provide lighting and vision for the room, while also playing a role in heat insulation and sound insulation. The sealing strip on the front side of the front glass can effectively prevent the infiltration of air and moisture, and improve the sealing of the window. When the window needs to be limited, the bottom end of the vertical plate passes through the frame to enhance stability. The reserved holes opened on the adjacent sides of the two vertical plates are used for sliding connection of the beam. By rotating the limiting bolt at the limiting hole in the middle and upper part of the front side of the vertical plate, the rear end of the limiting bolt passes through the limiting hole and is rotated to be connected to the front side of the beam, thereby fixing the beam in the current position, and then limiting the window frame to prevent the window from rotating or moving accidentally.

[0007] As a further description of the above technical solution:

[0008] The mounting mechanism includes two limit blocks, and the multiple limit blocks are respectively fixedly connected to one end of the corresponding vertical plates. A connecting plate is provided on the opposite side of the two vertical plates, and both ends of the adjacent sides of the two connecting plates are fixedly connected with connecting blocks. A sliding groove is provided on one side of the multiple connecting blocks, and the multiple limit blocks slide inside the corresponding sliding grooves respectively. A multiple fixing holes are equidistantly provided on the front sides of the multiple connecting blocks, and the front sides of the multiple connecting blocks are rotatably connected with fixing bolts.

[0009] Through the above technical solution: the connecting plate arranged on the side away from the two vertical plates is used for connecting and installing with the external structure, and the connecting blocks at both ends of the adjacent side of the connecting plate play a key role. The sliding groove opened on one side of the connecting block cooperates with the limit block, so that the limit block can slide inside the sliding groove. During the installation process, the position of the limit block in the sliding groove can be adjusted to adapt to different installation needs and size requirements. When adjusted to the appropriate position, multiple fixing holes equidistantly opened on the front side of the connecting block cooperate with fixing bolts to fix the connecting block to the external structure. By tightening the fixing bolts, it passes through the fixing holes and is tightly connected to the external structure, thereby ensuring the stability and firmness of the curtain wall window installation.

[0010] As a further description of the above technical solution:

[0011] A sealing groove is provided on the front side of the frame, and a sealing frame is fixedly connected to the front side of the window frame. The sealing frame slides inside the sealing groove.

[0012] Through the above technical solution: when the window frame is closed, the sealing frame slides inside the sealing groove, which can effectively improve the sealing of the window, prevent air, rainwater and dust from entering the room, and enhance the thermal insulation, sound insulation and waterproof performance of the curtain wall window.

[0013] As a further description of the above technical solution:

[0014] The middle and upper parts of the adjacent sides of the two vertical plates are fixedly connected with triangular brackets, and the bottoms of the two triangular brackets are fixedly connected to the top of the crossbeam.

[0015] Through the above technical solution: since the beam bears the important task of limiting the window frame, the triangular bracket can ensure that the beam will not deform or shift when under pressure, thereby ensuring the reliability of the window limiting function.

[0016] As a further description of the above technical solution:

[0017] A fixing plate is fixedly connected to the inner bottom wall of the frame, and a sealing plate is slidably connected to the front side of the fixing plate.

[0018] Through the above technical solution: the sealing plate can slide in front of the fixed plate. When the window is closed, the sealing plate can further enhance the sealing of the bottom of the window, preventing airflow from entering the room from the bottom gap, and at the same time also playing a certain role in sound insulation and dust prevention.

[0019] As a further description of the above technical solution:

[0020] Both ends of the rear side of the fixing plate are provided with card slots, and both ends of the front side of the sealing plate are fixedly connected with card buckles, and the two card buckles slide inside the corresponding card slots respectively.

[0021] Through the above technical solution, the buckle slides inside the card slot, so that the sealing plate can be stably installed on the fixed plate, and the installation and removal of the sealing plate are convenient.

[0022] As a further description of the above technical solution:

[0023] The rear ends of the plurality of fixing bolts pass through the corresponding fixing holes and circular holes, and the sizes of the fixing bolts and the circular holes are consistent.

[0024] Through the above technical solution: the fixing bolts pass through the fixing holes and the circular holes on the connecting block, and the connecting block is tightly connected to the external structure.

[0025] As a further description of the above technical solution:

[0026] The two reserved holes are consistent in size with the crossbeam, and the reserved holes are consistent in size with the limiting bolts.

[0027] Through the above technical solution: the reserved hole is consistent in size with the beam, so that the beam can slide smoothly in the reserved hole, the limit bolt passes through the limit hole and rotates to connect to the front side of the beam, fixing the beam in the current position, thereby limiting the window frame to prevent the window from accidentally rotating or moving.

[0028] The utility model has the following beneficial effects:

[0029] 1. In the utility model, the window frame is rotatably connected to the inner top wall of the frame, and the glass in the window frame provides lighting, vision, and heat and sound insulation. The sealing strip in front of the glass prevents air and moisture from penetrating. The bottom end of the vertical plate passes through the frame to enhance stability. The reserved hole is slidably connected to the crossbeam, and the limit bolt passes through the limit hole to connect the crossbeam, fixing the crossbeam and then limiting the window frame to prevent the window from accidentally rotating or moving, thereby realizing the safe and reliable use function of the curtain wall window.

[0030] 2. In the utility model, by arranging connecting plates on both sides of the vertical plate, the limit blocks slide in the sliding grooves of the connecting blocks, and the positions can be adjusted to meet different installation requirements. After adjustment, the fixing holes on the connecting blocks cooperate with the fixing bolts to fix the connecting blocks to the external structure. The fixing bolts are tightened so that they pass through the fixing holes and are tightly connected to the outside, thereby achieving the stability and firmness of the curtain wall window installation and ensuring that the windows can be safely and reliably installed on the building. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 A three-dimensional diagram of the curtain wall window proposed in the present invention;

[0032] Figure 2 This is a rear view of the structure of the curtain wall window proposed in the present invention;

[0033] Figure 3 This is a structural breakdown diagram of the curtain wall window proposed in the present invention;

[0034] Figure 4 This is a disassembled diagram of the frame structure of the curtain wall window proposed in the present invention;

[0035] Figure 5 This is a schematic diagram of the partial structure of the curtain wall window proposed in the present invention.

[0036] Legend:

[0037] 1. Frame; 2. Mounting mechanism; 201. Limit block; 202. Round hole; 203. Connecting plate; 204. Connecting block; 205. Sliding groove; 206. Fixing hole; 207. Fixing bolt; 3. Window frame; 4. Glass; 5. Sealing strip; 6. Vertical plate; 7. Reserved hole; 8. Crossbeam; 9. Limit hole; 10. Limit bolt; 11. Sealing groove; 12. Sealing frame; 13. Triangular bracket; 14. Fixing plate; 15. Slot; 16. Sealing plate; 17. Buckle. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0039] Reference Figure 1 、 Figure 2 and Figure 3 , the utility model provides an embodiment: a curtain wall window, including a frame 1, the frame 1 serves as the supporting structure of the entire curtain wall window, and provides an installation foundation for other components. The inner top wall of the frame 1 is rotatably connected to the window frame 3, and the window frame 3 allows the window to rotate relative to the frame 1 to realize opening and closing of the window. The front and rear sides of the window frame 3 are fixedly connected to the glass 4, and the glass 4 provides lighting and vision for the room, and also plays the role of heat insulation and sound insulation. The front side of the glass 4 is fixedly connected to a sealing strip 5, which can effectively prevent the penetration of air and moisture, and improve the sealing of the window. The sealing strip 5 is fixedly connected to the inner wall of the window frame 3 on all sides, further enhancing the sealing effect. The top two sides of the frame 1 are fixedly connected to vertical plates 6, and the vertical plates 6 provide installation positions for components such as cross beams 8 and limit bolts 10. The two vertical plates 6 The bottom ends all pass through the frame 1 to enhance the stability of the vertical plate 6. A reserved hole 7 is provided on the adjacent side of the two vertical plates 6. The reserved hole 7 is used to slide and connect the crossbeam 8. The adjacent sides of the two reserved holes 7 are slidably connected to the same crossbeam 8. The crossbeam 8 can move up and down in the reserved hole 7 to limit the window frame 3. A limiting hole 9 is provided on the upper and middle parts of the front sides of the two vertical plates 6. The limiting hole 9 provides an installation position for the limiting bolt 10. The front sides of the two limiting holes 9 are rotatably connected to the limiting bolt 10. The limiting bolt 10 is used to fix the position of the crossbeam 8. The rear ends of the two limiting bolts 10 pass through the corresponding limiting holes 9 and are rotatably connected to the front side of the crossbeam 8 to ensure that the crossbeam 8 remains stable after the position is adjusted. A mounting mechanism 2 is provided on the away side of the two vertical plates 6. The mounting mechanism 2 is used to install the curtain wall window on a building;

[0040] Specifically, when using a curtain wall window, the window frame 3 is first rotated and connected to the inner top wall of the frame 1, so that the window frame 3 can be rotated relative to the frame 1, thereby realizing the opening and closing of the window. The front and rear sides of the window frame 3 are fixedly connected with glass 4, providing lighting and vision for the room, while also playing a role in heat insulation and sound insulation. The sealing strip 5 on the front side of the front glass 4 can effectively prevent the penetration of air and moisture, and improve the sealing of the window. When the window needs to be limited, the bottom end of the vertical plate 6 passes through the frame 1 to enhance stability. The reserved hole 7 opened on the adjacent side of the two vertical plates 6 is used for sliding connection to the crossbeam 8. By rotating the limiting bolt 10 at the limiting hole 9 in the middle and upper part of the front side of the vertical plate 6, the rear end of the limiting bolt 10 passes through the limiting hole 9 and is rotated to be connected to the front side of the crossbeam 8, thereby fixing the crossbeam 8 in the current position, and then limiting the window frame 3 to prevent the window from rotating or moving accidentally.

[0041] Reference Figure 4 The mounting mechanism 2 includes two limit blocks 201, which are used to cooperate with the sliding groove 205 of the connecting block 204 to adjust the mounting position. The multiple limit blocks 201 are respectively fixedly connected to one end of the corresponding vertical plate 6 to provide a basis for the connection between the mounting mechanism 2 and the vertical plate 6. The two vertical plates 6 are each provided with a connecting plate 203 on the side away from each other. The connecting plate 203 is used to connect and install with the external structure. The two adjacent sides of the connecting plates 203 are fixedly connected with a connecting block 204 at both ends. The connecting block 204 is the main connecting component of the mounting mechanism 2. The multiple connecting blocks 201 are respectively fixedly connected to one end of the corresponding vertical plate 6 to provide a basis for the connection between the mounting mechanism 2 and the vertical plate 6. 04 is provided with a sliding groove 205 on one side, and the sliding groove 205 is used to cooperate with the limit block 201 to achieve position adjustment. The multiple limit blocks 201 slide in the corresponding sliding groove 205 respectively to achieve flexible adjustment of the installation position. The front sides of the multiple connecting blocks 204 are equidistantly provided with multiple fixing holes 206, and the fixing holes 206 are used to install fixing bolts 207 to fix the connecting blocks 204. The front sides of the multiple connecting blocks 204 are rotatably connected with fixing bolts 207, and the fixing bolts 207 are used to tightly connect the connecting blocks 204 to the external structure to ensure the stability of the installation;

[0042] Specifically, the connecting plate 203 set on the side away from the two vertical plates 6 is used to connect and install with the external structure. The connecting blocks 204 at both ends of the adjacent side of the connecting plate 203 play a key role. The sliding groove 205 opened on one side of the connecting block 204 cooperates with the limit block 201, so that the limit block 201 can slide inside the sliding groove 205. During the installation process, the position of the limit block 201 in the sliding groove 205 can be adjusted to adapt to different installation needs and size requirements. When adjusted to the appropriate position, a plurality of fixing holes 206 equidistantly opened on the front side of the connecting block 204 cooperate with the fixing bolts 207 to fix the connecting block 204 to the external structure. By tightening the fixing bolts 207, they pass through the fixing holes 206 and are tightly connected to the external structure, thereby ensuring the stability and firmness of the curtain wall window installation.

[0043] Reference Figure 1 and Figure 3 , a sealing groove 11 is provided on the front side of the frame 1, and the sealing groove 11 is used to cooperate with the sealing frame 12 to improve the sealing of the window. The front side of the window frame 3 is fixedly connected to the sealing frame 12, and the sealing frame 12 slides inside the sealing groove 11 to achieve a sealing function. The upper and middle parts of the adjacent sides of the two vertical plates 6 are fixedly connected to triangular brackets 13, and the triangular brackets 13 are used to reinforce the crossbeam 8 to improve stability. The bottoms of the two triangular brackets 13 are fixedly connected to the top of the crossbeam 8. The crossbeam 8 provides a connection position for the triangular brackets 13 while playing a limiting role. The inner bottom wall of the frame 1 is fixedly connected to a fixing plate 14, and the fixing plate 14 provides an installation base for the sealing plate 16. The front side of the fixing plate 14 is slidably connected to a sealing plate 16, and the sealing plate 16 can further enhance the sealing of the bottom of the window;

[0044] Specifically, when the window frame 3 is closed, the sealing frame 12 slides inside the sealing groove 11, which can effectively improve the sealing of the window, prevent air, rainwater, dust, etc. from entering the room, and enhance the thermal insulation, sound insulation and waterproof performance of the curtain wall window. The triangular bracket 13 connects the vertical plate 6 and the cross beam 8, which plays a role in reinforcing and stabilizing the cross beam 8. The sealing plate 16 can slide in front of the fixed plate 14. When the window is closed, the sealing plate 16 can further enhance the sealing of the bottom of the window to prevent airflow from entering the room from the bottom gap.

[0045] Reference Figure 2 and Figure 5, the two ends of the rear side of the fixing plate 14 are provided with a card slot 15, the card slot 15 is used to cooperate with the card buckle 17 to fix the sealing plate 16, and the two ends of the front side of the sealing plate 16 are fixedly connected with a card buckle 17, and the card buckle 17 slides inside the card slot 15 to realize the installation and fixation of the sealing plate 16, and the two card buckles 17 slide inside the corresponding card slot 15 respectively, and the rear ends of the multiple fixing bolts 207 pass through the corresponding fixing holes 206 and the circular holes 202, and the fixing bolts 207 pass through the fixing holes 206 and the circular holes 202 to achieve a tight connection between the connecting block 204 and the external structure. The size of the fixing bolts 207 is consistent with the size of the circular holes 202, ensuring that the fixing bolts 207 can be installed smoothly, and the two reserved holes 7 are consistent with the size of the crossbeam 8, so that the crossbeam 8 can slide smoothly in the reserved holes 7, and the reserved holes 7 are consistent with the size of the limit bolts 10, which is convenient for the limit bolts 10 to pass through the limit holes 9 to fix the crossbeam 8;

[0046] Specifically, the buckle 17 slides inside the slot 15, so that the sealing plate 16 can be stably installed on the fixing plate 14, and the installation and disassembly of the sealing plate 16 are convenient. The fixing bolt 207 passes through the fixing hole 206 and the circular hole 202 on the connecting block 204, tightly connecting the connecting block 204 to the external structure. When the window is adjusted to the appropriate position, the limiting bolt 10 passes through the limiting hole 9 and rotates to connect to the front side of the beam 8, fixing the beam 8 in the current position, thereby limiting the window frame 3 to prevent the window from accidentally rotating or moving.

[0047] Working principle: When using a curtain wall window, first the window frame 3 is rotated and connected to the inner top wall of the frame 1, so that the window frame 3 can be rotated relative to the frame 1, thereby realizing the opening and closing of the window. The front and rear sides of the window frame 3 are fixedly connected with the glass 4, providing lighting and vision for the room, while also playing a role in heat insulation and sound insulation. The sealing strip 5 on the front side of the front glass 4 can effectively prevent the penetration of air and moisture, thereby improving the sealing of the window. When the window needs to be limited, the bottom end of the vertical plate 6 passes through the frame 1 to enhance stability. The reserved holes 7 opened on the adjacent sides of the two vertical plates 6 are used for sliding connection to the crossbeam 8. By rotating the limiting bolt 10 at the limiting hole 9 in the middle and upper part of the front side of the vertical plate 6, the rear end of the limiting bolt 10 passes through the limiting hole 9 and is rotated to be connected to the front side of the crossbeam 8, thereby fixing the crossbeam 8 in the current position, and then limiting the window frame 3. To prevent the window from rotating or moving accidentally, the connecting plate 203 set on the side away from the two vertical plates 6 is used to connect and install with the external structure. The connecting blocks 204 at both ends of the adjacent side of the connecting plate 203 play a key role. The sliding groove 205 opened on one side of the connecting block 204 cooperates with the limit block 201, so that the limit block 201 can slide inside the sliding groove 205. During the installation process, the position of the limit block 201 in the sliding groove 205 can be adjusted to adapt to different installation needs and size requirements. When adjusted to the appropriate position, a plurality of fixing holes 206 equidistantly opened on the front side of the connecting block 204 cooperate with the fixing bolts 207 to fix the connecting block 204 to the external structure. By tightening the fixing bolts 207, they pass through the fixing holes 206 and are tightly connected to the external structure, thereby ensuring the stability and firmness of the curtain wall window installation.

[0048] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A curtain wall window comprising a frame (1), characterized in that: The inner top wall of the frame (1) is rotatably connected to a window frame (3), the front and rear sides of the interior of the window frame (3) are fixedly connected to glass (4), the front side of the front glass (4) is fixedly connected to a sealing strip (5), and the four sides of the sealing strip (5) are fixedly connected to the inner wall of the window frame (3), and the top two sides of the frame (1) are fixedly connected to vertical plates (6), the bottom ends of the two vertical plates (6) pass through the frame (1), and the adjacent sides of the two vertical plates (6) are provided with reserved holes (7), and the adjacent sides of the two reserved holes (7) are slidably connected to the same crossbeam (8), and the middle and upper parts of the front sides of the two vertical plates (6) are provided with limiting holes (9), and the front sides of the two limiting holes (9) are rotatably connected to limiting bolts (10), and the rear ends of the two limiting bolts (10) pass through the corresponding limiting holes (9) and are rotatably connected to the front side of the crossbeam (8), and the two vertical plates (6) are provided with mounting mechanisms (2) on the sides away from each other.

2. The curtain wall window according to claim 1, characterized in that: The mounting mechanism (2) comprises two limit blocks (201), wherein the plurality of limit blocks (201) are respectively fixedly connected to one end of the corresponding vertical plate (6), a connecting plate (203) is provided on the side away from each other of the two vertical plates (6), and both ends of the adjacent side of the two connecting plates (203) are fixedly connected to a connecting block (204), a sliding groove (205) is provided on one side of the plurality of connecting blocks (204), and the plurality of limit blocks (201) slide inside the corresponding sliding groove (205), and a plurality of fixing holes (206) are provided at equal intervals on the front sides of the plurality of connecting blocks (204), and the front sides of the plurality of connecting blocks (204) are rotatably connected to fixing bolts (207).

3. The curtain wall window according to claim 1, characterized in that: A sealing groove (11) is provided on the front side of the frame (1), a sealing frame (12) is fixedly connected to the front side of the window frame (3), and the sealing frame (12) slides inside the sealing groove (11).

4. The curtain wall window according to claim 1, characterized in that: The upper and middle portions of adjacent sides of the two vertical plates (6) are both fixedly connected to a triangular bracket (13), and the bottoms of the two triangular brackets (13) are both fixedly connected to the top of the crossbeam (8).

5. The curtain wall window according to claim 1, characterized in that: A fixing plate (14) is fixedly connected to the inner bottom wall of the frame (1), and a sealing plate (16) is slidably connected to the front side of the fixing plate (14).

6. The curtain wall window according to claim 5, characterized in that: The fixing plate (14) has slots (15) at both ends of its rear side, and the sealing plate (16) has buckles (17) fixedly connected to both ends of its front side. The two buckles (17) slide inside the corresponding slots (15).

7. The curtain wall window according to claim 2, characterized in that: The rear ends of the plurality of fixing bolts (207) all pass through the corresponding fixing holes (206) and the circular holes (202), and the sizes of the fixing bolts (207) and the circular holes (202) are consistent.

8. The curtain wall window according to claim 1, characterized in that: The two reserved holes (7) are consistent in size with the crossbeam (8), and the reserved holes (7) are consistent in size with the limiting bolts (10).

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