Medical transfer bed

Abstract

The invention relates to the field of medical instruments, and particularly discloses a medical transfer bed which comprises a bed frame, a bed board is fixedly connected to the upper end of the bed frame, a bed tail board is fixedly connected to one side of the upper end of the bed board, a bed head board is fixedly connected to the other side of the upper end of the bed board, and handle rods are fixedly connected to the two sides of the bed board. The two sides of the upper end of the bed board are fixedly connected with connecting assemblies. By the adoption of the structure, a transmission worm rotates to enable a transmission worm gear to rotate, so that a winding rod rotates under rotation of the transmission worm gear to release waterproof cloth, a hinge rod is hinged to a supporting plate, and therefore when the waterproof cloth is released, the hinge rod drives a mounting rod to move outwards, and the waterproof cloth is released. And when the hinge rods move to the lower end, waterproof cloth can be laid, the waterproof cloth is located over the transfer bed, and then the device can achieve the waterproof effect in use.

Description

Technical Field

[0001] The present invention relates to the field of medical appliances, in particular to a medical transfer bed. Background Art

[0002] A transfer bed is a special medical bed used to transfer patients between beds, as well as to transfer patients from the operating table to the ward and from the ambulance. The use of the transfer bed solves the difficulties of patients moving from the operating table to the ward after surgery, and reduces the pain and difficulty caused to patients by traditional manual transfers. It is an essential medical equipment in hospitals.

[0003] According to a Chinese patent with the announcement number "CN216496098U", a medical transfer bed is disclosed, including a bed frame, the bed frame including a horizontal bed frame and a vertical bed frame, the top of the horizontal bed frame is provided with a horizontal rail parallel to the wide side of the bed frame, the top of the horizontal rail is provided with a first sliding plate, the bottom of the first sliding plate is provided with a horizontal slide groove matching the horizontal rail, and the top of the first sliding plate is provided with a first mattress; the top of the vertical bed frame is provided with a vertical rail parallel to the long side of the bed frame, the top of the vertical rail is provided with a second sliding plate, the bottom of the second sliding plate is provided with a vertical slide groove matching the vertical rail, and the top of the second sliding plate is provided with a second mattress; both sides of the bed frame are provided with flip-up guardrails, the head side of the bed frame is provided with a baffle; the bottom of the foot of the bed frame is provided with rollers. The medical transfer bed of the present invention is convenient to transport and has a wide range of applicable scenarios;

[0004] It can be seen from the above structure that it is convenient for transporting patients outdoors and has a wide range of applicable scenarios. The telescopic lifting rod can be extended from the wide side of the second sliding plate, so that the second sliding plate can be temporarily lifted during outdoor transport. However, existing medical mobile beds carrying patients often have to be moved in the external open space between the various buildings of the hospital. If heavy rain or snow is encountered during the movement, it is very unfavorable for transporting patients, and it will cause the patient's wound to get wet and become infected. For this reason, a new rainproof device is designed on the existing mobile bed, so that it can be rainproof on rainy days when in use. Summary of the Invention

[0005] The object of the present invention is to provide a medical transfer bed to solve the problem in the above background technology that the existing transfer bed cannot be protected from rain.

[0006] To achieve the above-mentioned objectives, the present invention provides a medical transfer bed, including a bed frame, the upper end of the bed frame is fixedly connected to a bed board, one side of the upper end of the bed board is fixedly connected to a foot board, the other side of the upper end of the bed board is fixedly connected to a head board, both sides of the bed board are fixedly connected to handle rods, both sides of the upper end of the bed board are fixedly connected to a connecting assembly, the upper end of the connecting assembly is fixedly connected to a support plate, the inner side of the support plate is provided with a rainproof assembly, the rainproof assembly includes a winding rod rotatably connected to the inner side of the support plate, the outer side of the winding rod is fixedly connected to a waterproof rain cloth, the other end of the winding rod passes through the support plate and is fixedly connected to a transmission worm gear, the other end of the waterproof rain cloth is fixedly connected to a dispersion frame, the dispersion frame and the two sides of the support plate are slidably connected to each other, and a mattress is provided at the upper end of the bed board.

[0007] In a further embodiment, the outer side of the support plate is fixedly connected to a mounting bracket, the inner side of the mounting bracket is rotatably connected to a shaft, the outer surface of the shaft is fixedly connected to a transmission worm, the transmission worm and the transmission worm wheel are meshed and connected to each other, and the mounting bracket is fixedly connected to the outer side of the support plate by screws.

[0008] In a further embodiment, the other end of the shaft is fixedly connected to a turntable, the lower end of the turntable is fixedly connected to the outer ring of the bearing, the inner ring of the bearing is fixedly connected to a handle, and the surface of the handle is fixedly connected to an anti-slip pad.

[0009] In a further embodiment, the connecting assembly includes a clamping block fixedly connected to both sides of the upper end of the bed board, and circular grooves are provided on both sides of the clamping block. A clamping spring is fixedly connected to the inside of the circular groove, and the other end of the clamping spring is fixedly connected to a clamping joint.

[0010] In a further embodiment, a clamping frame is fixedly connected to the lower end of the support plate, a clamping hole is opened inside the clamping frame, the clamping hole and the clamping joint are clamped to each other, and the clamping block and the clamping frame are plugged into each other.

[0011] In a further embodiment, an arc plate is fixedly connected to the inner side of the support plate, and the arc plate is fixedly connected to the opposite side of the support plate by screws. The support plate is arranged directly above the rain shield assembly, and the lower end of the bed frame is fixedly connected to a universal wheel, and the universal wheel is fixedly connected to the lower end of the bed frame by screws.

[0012] In a further embodiment, the dispersion rack includes a mounting rod, the inner sides of both ends of the mounting rod are fixedly connected to a hinge rod, the other end of the hinge rod is fixedly connected to a hinge, the other end of the hinge is fixedly connected to both sides of the support plate, the hinge rod is rotatably connected to the support plate through the hinge, and the hinge is fixedly connected to the support plate through screws and the hinge rod.

[0013] In a further embodiment, both ends of the waterproof rain cloth are fixedly connected with mounting edges, the outer surfaces of the mounting edges are provided with a plurality of mounting through holes, mounting screws are inserted into the inside of the mounting through holes, the mounting edges are fitly connected to the upper end of the mounting rod, the mounting screws pass through the mounting through holes and are threadedly connected to the mounting rod, and the mounting edges are fixedly connected to the upper end of the mounting rod through the mounting screws.

[0014] In a further embodiment, the inner side of the bed frame is fixedly connected to a sliding rod, two sliding rods are provided, the outer surfaces of the sliding rods are slidably connected to sliding sleeves, the opposite sides of the sliding sleeves are fixedly connected to storage boxes, the storage boxes are fixedly connected to the sliding sleeves by screws, and the sliding rods are fixedly connected to the bed frame by screws.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] Firstly, the rain shield assembly provided in the present invention allows the medical transfer bed to be connected to the support plate through the connecting assembly when used on rainy days. After the support plate is connected, the transfer bed can achieve a rainproof effect, so that when it rains, the transmission worm can be rotated by rotating the shaft rod, and the rotation of the transmission worm causes the transmission worm wheel to rotate, so that the winding rod rotates under the rotation of the transmission worm wheel to release the waterproof tarpaulin, and the hinged rod is hinged to the support plate, so that when the waterproof tarpaulin is released, the hinged rod drives the installation rod to move outward, and then when the hinged rod moves to the lower end, the waterproof tarpaulin can be laid, so that the waterproof tarpaulin is located directly above the transfer bed, so that the device can achieve a waterproof effect when in use;

[0017] Secondly, the present invention provides a connection component, and when the waterproof component of the transfer bed is installed in use, the clamping block is inserted into the interior of the clamping frame. During the insertion, the clamping joint is squeezed into the interior of the circular groove. Then, after the clamping block is completely inserted into the interior of the clamping frame, the position of the clamping hole is consistent with the position of the circular groove. At this time, the clamping joint will pop out of the circular groove under the action of the clamping spring, so that the clamping joint and the clamping hole are clamped, thereby achieving a clamping effect, thereby making it possible to install the support plate, thereby making it possible to install the waterproof component, and installing the support plate in a clamping manner makes it possible to disassemble the waterproof component when the weather is good, thereby reducing the weight of the transfer bed and facilitating the movement of medical staff, and when disassembling, the clamping joint is pressed inward to release the clamping joint from the clamping hole, so that after the clamping hole and the clamping joint are released, the disassembly effect can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the present invention;

[0019] Figure 2 It is a schematic diagram of the top view structure of the present invention;

[0020] Figure 3 This is a schematic diagram of the bottom-up structure of the present invention;

[0021] Figure 4 This is a schematic diagram of the main structure of the present invention;

[0022] Figure 5 It is a structural schematic diagram of the dispersion rack in the present invention;

[0023] Figure 6 For the present invention Figure 5 Schematic diagram of the structure viewed from above;

[0024] Figure 7 For the present invention Figure 4 A schematic diagram of the enlarged structure of part A;

[0025] Figure 8 For the present invention Figure 6 Schematic diagram of the enlarged structure of part B.

[0026] In the figure: 1. Bed frame; 2. Bed board; 3. Connecting assembly; 31. Snap-on frame; 32. Snap-on hole; 33. Snap-on block; 34. Circular groove; 35. Snap-on spring; 36. Snap-on joint; 4. Support plate; 5. Rain shield assembly; 51. Winding rod; 52. Drive worm gear; 53. Waterproof tarp; 54. Mounting frame; 55. Shaft; 56. Drive worm; 6. Articulated rod; 7. Mounting rod; 8. Hinge; 9. Arc plate; 10. Handle rod; 11. Mattress; 12. Footboard; 13. Headboard; 14. Mounting edge; 15. Mounting through hole; 16. Mounting screw; 17. Sliding rod; 18. Sliding sleeve; 19. Storage box; 20. Turntable; 21. Bearing; 22. Handle; 23. Universal wheel; 24. Dispersion rack. DETAILED DESCRIPTION

[0027] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments 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.

[0028] See also Figures 1-8In an embodiment of the present invention, a medical transport bed includes a bed frame 1, the upper end of the bed frame 1 is fixedly connected to a bed board 2, one side of the upper end of the bed board 2 is fixedly connected to a footboard 12, the other side of the upper end of the bed board 2 is fixedly connected to a headboard 13, both sides of the bed board 2 are fixedly connected to handle rods 10, both sides of the upper end of the bed board 2 are fixedly connected to connecting components 3, the upper end of the connecting component 3 is fixedly connected to a support plate 4, and a rain shield component 5 is provided on the inner side of the support plate 4. The rain shield component 5 includes a reeling rod 51 rotatably connected to the inner side of the support plate 4, and the outer side of the reeling rod 51 is fixedly connected to a waterproof rain cloth 53, the other end of the reeling rod 51 passes through the support plate 4 and is fixedly connected to a transmission worm gear 52, and the other end of the waterproof rain cloth 53 is fixed to the The dispersion rack 24 is fixedly connected, and the dispersion rack 24 is slidably connected to both sides of the support plate 4. A mattress 11 is provided at the upper end of the bed board 2; the transmission worm 56 is rotated by rotating the shaft 55, and the rotation of the transmission worm 56 causes the transmission worm wheel 52 to rotate, so that the winding rod 51 is rotated under the rotation of the transmission worm wheel 52 to release the waterproof rain cloth 53, and the hinged rod 6 is hinged to the support plate 4, so that when the waterproof rain cloth 53 is released, the hinged rod 6 drives the mounting rod 7 to move outward, and then when the hinged rod 6 moves to the lower end, the waterproof rain cloth 53 can be laid, so that the waterproof rain cloth 53 is located directly above the transfer bed, so that the device can achieve a waterproof effect when in use.

[0029] See also Figure 8 The outer side of the support plate 4 is fixedly connected to a mounting bracket 54, and the inner side of the mounting bracket 54 is rotatably connected to a shaft rod 55. The outer surface of the shaft rod 55 is fixedly connected to a transmission worm 56, and the transmission worm 56 is meshed with the transmission worm wheel 52, and the mounting bracket 54 is fixedly connected to the outer side of the support plate 4 by screws; by rotating the transmission worm 56, the transmission worm wheel 52 meshed with it can be driven to rotate, so that the transmission worm wheel 52 can be easily driven to rotate under the rotation of the transmission worm 56, and then the winding rod 51 can be easily rotated during use to increase the convenience of using the rain shield component 5, and the operation can be simple and easy to use.

[0030] See also Figure 8 The other end of the shaft 55 is fixedly connected to the turntable 20, and the outer ring of the bearing 21 is fixedly connected to one side of the lower end of the turntable 20, and the inner ring of the bearing 21 is fixedly connected to the handle 22, and the surface of the handle 22 is fixedly connected to the anti-slip pad; first, by holding the handle 22, and then rotating the turntable 20, the shaft 55 fixedly connected thereto can be rotated under the rotation of the turntable 20, so that the shaft 55 can be easily rotated under the setting of the handle 22 and the turntable 20, and the rain shield component 5 can be effectively adjusted during use.

[0031] See also Figure 1 、 Figure 2 、 Figure 3 、 Figure 5 、 Figure 6 and Figure 7 The connecting assembly 3 includes a clamping block 33 fixedly connected to both sides of the upper end of the bed board 2, and a circular groove 34 is provided on both sides of the clamping block 33. A clamping spring 35 is fixedly connected to the inside of the circular groove 34, and the other end of the clamping spring 35 is fixedly connected to a clamping joint 36. The lower end of the support plate 4 is fixedly connected to the clamping frame 31, and a clamping hole 32 is provided inside the clamping frame 31. The clamping hole 32 and the clamping joint 36 are clamped with each other, and the clamping block 33 and the clamping frame 31 are plugged into each other; by plugging the clamping block 33 into the inside of the clamping frame 31, the clamping joint 36 is clamped when plugging. The clamping block 33 is squeezed into the circular groove 34, and then the position of the clamping hole 32 is consistent with the position of the circular groove 34 after the clamping block 33 is completely inserted into the clamping frame 31. At this time, the clamping joint 36 will pop out of the circular groove 34 under the action of the clamping spring 35, so that the clamping joint 36 and the clamping hole 32 are clamped to achieve a clamping effect, thereby making it possible to install the support plate 4, thereby making it possible to install the waterproof component, and installing the support plate 4 by clamping makes it possible to disassemble the waterproof component when the weather is good.

[0032] See also Figure 1 、 Figure 2 、 Figure 3 and Figure 5 The inner side of the support plate 4 is fixedly connected with an arc plate 9, and the arc plate 9 is fixedly connected to the opposite side of the support plate 4 by screws. The support plate 4 is arranged directly above the rain shield assembly 5, and the lower end of the bed frame 1 is fixedly connected with a universal wheel 23, and the universal wheel 23 is fixedly connected to the lower end of the bed frame 1 by screws; the arc plate 9 is provided to block the upper end of the rain shield assembly 5, and to prevent rainwater from contacting the winding rod 51 and causing water leakage in the rain shield assembly 5. The universal wheel 23 can facilitate the movement of the transfer bed, and the screws are used for installation so that the universal wheel 23 can be flexibly disassembled when it is damaged.

[0033] See also Figure 1 、 Figure 2 、 Figure 3 、 Figure 5 and Figure 6The dispersion rack 24 includes a mounting rod 7, and the inner sides of both ends of the mounting rod 7 are fixedly connected with a hinge rod 6, and the other end of the hinge rod 6 is fixedly connected with a hinge part 8, and the other end of the hinge part 8 is fixedly connected to both sides of the support plate 4. The hinge rod 6 is rotatably connected to the support plate 4 through the hinge part 8, and the hinge part 8 is fixedly connected to the support plate 4 through screws and the hinge rod 6; the dispersion rod is set to make it possible to spread the waterproof rain cloth 53, so that the waterproof rain cloth 53 can be opened conveniently when in use, thereby making it more convenient to use the rain shield assembly 5, increasing the practicality of the rain shield assembly 5, and further increasing the functionality of the medical transfer bed.

[0034] See also Figure 1 , both ends of the waterproof tarpaulin 53 are fixedly connected with mounting edges 14, and the outer surface of the mounting edges 14 is provided with a plurality of mounting through holes 15, and mounting screws 16 are inserted into the inside of the mounting through holes 15. The mounting edges 14 are fitted with the upper end of the mounting rod 7, and the mounting screws 16 pass through the mounting through holes 15 and are threadedly connected to the mounting rod 7. The mounting edges 14 are fixedly connected to the upper end of the mounting rod 7 through the mounting screws 16; the provided mounting edges 14 and the mounting screws 16 make it convenient to connect the waterproof tarpaulin 53 to the mounting rod 7 during use, thereby making it convenient to install the waterproof tarpaulin 53 during use, and it is also more convenient to install and disassemble the waterproof tarpaulin 53 through the mounting screws 16.

[0035] See also Figure 3 The inner side of the bed frame 1 is fixedly connected with a sliding rod 17, and two sliding rods 17 are provided. The outer surface of the sliding rod 17 is slidably connected with a sliding sleeve 18, and the opposite side of the sliding sleeve 18 is fixedly connected with a storage box 19. The storage box 19 is fixedly connected to the sliding sleeve 18 by screws, and the sliding rod 17 is fixedly connected to the bed frame 1 by screws; the storage box 19 is provided so that medical supplies can be stored, and the sliding rod 17 and the sliding sleeve 18 make it convenient to move the storage box 19 when in use.

[0036] The working principle of the present invention is as follows: when in use, the transfer bed can be conveniently moved by the universal wheel 23, and the screws are used to install so that the universal wheel 23 can be flexibly disassembled when it is damaged. When used on rainy days, the support plate 4 can be connected by the connecting component 3, and the clamping block 33 is inserted into the interior of the clamping frame 31. When plugging, the clamping joint 36 is squeezed into the interior of the circular groove 34, and then after the clamping block 33 is completely inserted into the interior of the clamping frame 31, the position of the clamping hole 32 is consistent with the position of the circular groove 34. At this time, the clamping joint 36 will pop out of the circular groove 34 under the action of the clamping spring 35, so that the clamping joint 36 and the clamping joint are in a fixed position. The connecting hole 32 is connected so that a connecting effect can be achieved, and then the support plate 4 can be installed, so that the waterproof component can be installed. After the support plate 4 is connected, the transfer bed can achieve a rainproof effect, so that when it rains, first hold the handle 22, and then rotate the turntable 20 after holding the handle 22. Under the rotation of the turntable 20, the shaft 55 fixedly connected thereto can be rotated, so that under the setting of the handle 22 and the turntable 20, the shaft 55 can be easily rotated, and the rain shield component 5 can be effectively adjusted when in use. The rotation of the shaft 55 causes the transmission worm to rotate. When the rod 56 rotates, the transmission worm 56 rotates, which causes the transmission worm wheel 52 to rotate as well, so that the winding rod 51 rotates under the rotation of the transmission worm wheel 52 to release the waterproof tarpaulin 53, and the hinged rod 6 is hinged to the support plate 4, so that when the waterproof tarpaulin 53 is released, the hinged rod 6 drives the installation rod 7 to move outward, and then when the hinged rod 6 moves to the lower end, the waterproof tarpaulin 53 can be laid, so that the waterproof tarpaulin 53 is located just above the transfer bed, so that the device can achieve a waterproof effect when in use, and the support plate 4 is installed by a snap-fitting manner so that the waterproof component can be disassembled when the weather is good. , thereby reducing the weight of the transfer bed and facilitating the movement of medical staff, and when disassembling, the clamping joint 36 is pressed inward to release the clamping joint 36 from the clamping hole 32, so that the clamping hole 32 and the clamping joint 36 can be released to facilitate disassembly. The arc plate 9 provided can shield the upper end of the rain shield assembly 5, and prevent rainwater from contacting the reeling rod 51 and causing water leakage in the rain shield assembly 5. The storage box 19 provided can store medical supplies, and the sliding rod 17 and the sliding sleeve 18 provided can facilitate the movement of the storage box 19 during use.

Claims

1. A medical transfer bed, characterized in that: The invention comprises a bed frame (1), wherein the upper end of the bed frame (1) is fixedly connected to a bed board (2), one side of the upper end of the bed board (2) is fixedly connected to a foot board (12), the other side of the upper end of the bed board (2) is fixedly connected to a head board (13), both sides of the bed board (2) are fixedly connected to handle bars (10), both sides of the upper end of the bed board (2) are fixedly connected to connecting components (3), the upper end of the connecting component (3) is fixedly connected to a support plate (4), and a rain shield component is provided on the inner side of the support plate (4). (5), the rain shielding assembly (5) includes a reeling rod (51) rotatably connected to the inner side of the support plate (4), the outer side of the reeling rod (51) is fixedly connected to a waterproof rain cloth (53), the other end of the reeling rod (51) passes through the support plate (4) and is fixedly connected to a transmission worm gear (52), the other end of the waterproof rain cloth (53) is fixedly connected to a dispersion rack (24), the dispersion rack (24) and the two sides of the support plate (4) are slidably connected to each other, and a mattress (11) is provided at the upper end of the bed board (2).

2. The medical transfer bed according to claim 1, characterized in that: The outer side of the support plate (4) is fixedly connected to a mounting frame (54), the inner side of the mounting frame (54) is rotatably connected to a shaft (55), the outer surface of each shaft (55) is fixedly connected to a transmission worm (56), the transmission worm (56) and the transmission worm wheel (52) are meshed and connected with each other, and the mounting frame (54) is fixedly connected to the outer side of the support plate (4) by screws.

3. The medical transfer bed according to claim 2, characterized in that: The other end of the shaft (55) is fixedly connected to a turntable (20), one side of the lower end of the turntable (20) is fixedly connected to the outer ring of a bearing (21), the inner ring of the bearing (21) is fixedly connected to a handle (22), and the surface of the handle (22) is fixedly connected to an anti-slip pad.

4. The medical transfer bed according to claim 1, characterized in that: The connecting assembly (3) comprises a clamping block (33) fixedly connected to both sides of the upper end of the bed board (2); circular grooves (34) are provided on both sides of the clamping block (33); a clamping spring (35) is fixedly connected inside the circular groove (34); and the other end of the clamping spring (35) is fixedly connected to a clamping joint (36).

5. The medical transfer bed according to claim 4, characterized in that: The lower end of the support plate (4) is fixedly connected to a clamping frame (31), a clamping hole (32) is provided inside the clamping frame (31), the clamping hole (32) and the clamping joint (36) are clamped to each other, and the clamping block (33) and the clamping frame (31) are plugged into each other.

6. The medical transfer bed according to claim 1, characterized in that: The inner side of the support plate (4) is fixedly connected to an arc plate (9), and the arc plate (9) is fixedly connected to the opposite side of the support plate (4) by screws. The support plate (4) is arranged directly above the rain shielding assembly (5). The lower end of the bed frame (1) is fixedly connected to a universal wheel (23), and the universal wheel (23) is fixedly connected to the lower end of the bed frame (1) by screws.

7. The medical transfer bed according to claim 1, characterized in that: The dispersion rack (24) comprises a mounting rod (7), the inner sides of both ends of the mounting rod (7) are fixedly connected to hinge rods (6), the other end of the hinge rod (6) is fixedly connected to a hinge member (8), the other end of the hinge member (8) is fixedly connected to both sides of the support plate (4), the hinge rod (6) is rotatably connected to the support plate (4) through the hinge member (8), and the hinge member (8) is fixedly connected to the hinge rod (6) and the support plate (4) through screws.

8. The medical transfer bed according to claim 7, characterized in that: Both ends of the waterproof rain cloth (53) are fixedly connected with mounting edges (14), the outer surface of the mounting edge (14) is provided with a plurality of mounting through holes (15), the interior of the mounting through holes (15) is plugged with mounting screws (16), the mounting edge (14) is fitted and connected to the upper end of the mounting rod (7), the mounting screws (16) pass through the mounting through holes (15) and are threadedly connected to the mounting rod (7), and the mounting edge (14) is fixedly connected to the upper end of the mounting rod (7) through the mounting screws (16).

9. The medical transfer bed according to claim 1, characterized in that: The inner side of the bed frame (1) is fixedly connected to a sliding rod (17), two sliding rods (17) are provided, the outer surface of the sliding rod (17) is slidably connected to a sliding sleeve (18), the opposite side of the sliding sleeve (18) is fixedly connected to a storage box (19), the storage box (19) is fixedly connected to the sliding sleeve (18) by screws, and the sliding rod (17) is fixedly connected to the bed frame (1) by screws.

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