CN112472536A

CN112472536A - Liftable carry drainage tube walking auxiliary device

Info

Publication number: CN112472536A
Application number: CN202011478152.4A
Authority: CN
Inventors: 张珩; 姚蓉; 徐玥
Original assignee: Nanjing Childrens Hospital of Nanjing Medical University
Current assignee: Nanjing Childrens Hospital of Nanjing Medical University
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-03-12

Abstract

The invention relates to the field of drainage tube auxiliary devices, in particular to a liftable drainage tube walking auxiliary device, which comprises a support frame, wherein the support frame is fixedly arranged on the upper end surface of a vehicle body, a connecting plate is arranged at the position, close to the upper end, of the front end surface of the support frame through a locking mechanism, a sliding opening is formed in the position, close to the edge, of the front end surface of the connecting plate in a penetrating mode, a sliding square rod is inserted into the inner side of the sliding opening in a sliding mode, a movable column is fixedly connected to the front end of the sliding square rod, an elastic mechanism abutting against the rear end surface of the connecting plate is arranged at the rear end of the sliding square rod, a fixed column extends out of one side, far away from the movable column, of the front end surface of the connecting plate, a bending end extends out of the end.

Description

Liftable carry drainage tube walking auxiliary device

Technical Field

The invention relates to the field of drainage tube auxiliary devices, in particular to a lifting drainage tube carrying walking auxiliary device.

Background

The drainage tube is used for drainage in clinical surgery, pus, blood and liquid accumulated in human tissues or body cavities are guided to the outside of a body, postoperative infection is prevented, and wound healing is promoted.

Disclosure of Invention

The invention aims to solve the defects in the background technology and provides a lifting auxiliary device for carrying a drainage tube to walk.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a liftable drainage tube walking auxiliary device is fixedly installed on the upper end face of a vehicle body, a connecting plate is installed at the position, close to the upper end, of the front end face of the supporting frame through a locking mechanism, a sliding opening is formed in the position, close to the edge, of the front end face of the connecting plate in a penetrating mode, a sliding square rod is inserted into the inner side of the sliding opening in a sliding mode, a movable column is fixedly connected to the front end of the sliding square rod, an elastic mechanism abutting against the rear end face of the connecting plate is arranged at the rear end of the sliding square rod, a fixed column extends out of one side, far away from the movable column, of the front end face of the connecting plate, a bending end extends out of the end portion of the fixed column, the front end face of the supporting frame is connected with a connecting bent rod through a clamping mechanism, one end of the connecting bent rod extends upwards and is fixedly connected with a, the inboard activity of spiral hole is run through and is had the locking helicoidal, the axis of locking helicoidal intersects with the plane that the up end of fixed station was located, the rear end face of support frame is close to below fixedly connected with and decides the board, the rear end face of deciding the board is close to one side border department and extends solid fixed splint, one side that solid fixed splint was kept away from to the rear end face of deciding the board has movable splint through slide mechanism movable mounting, gu fixed splint has the slipmat with the outer fixed surface that solid fixed splint are close to mutually.

Preferably, the locking mechanism comprises a fixing stud movably penetrating through the front end face of the support frame, and a locking buckle sleeved on the rear end of the fixing stud and matched with the fixing stud in a threaded manner, the connecting plate is movably sleeved on the outer surface of the fixing stud, and the rear end face of the connecting plate is movably attached to the front end face of the support frame.

Preferably, the elastic mechanism comprises a fixed plate fixedly connected to the rear end of the sliding square rod, and a compression spring and a top plate movably sleeved on the outer side of the sliding square rod, wherein the compression spring is abutted between the rear end face of the top plate and the front end face of the fixed plate.

Preferably, the front end face of the top plate extends out of a limiting strip extending in the upward vertical direction, a plurality of limiting grooves arranged at equal intervals are formed in the rear end face of the connecting plate, which is close to the upper end edge, and the limiting strip is movably clamped into the inner side of one of the limiting grooves.

Preferably, fixture includes that fixed lamella, the upper end department of fixed connection terminal surface pass through the flexible connection's of connection soft portion movable flap before the support frame, the preceding terminal surface of movable flap has inserted locking bolt, locking bolt and activity lamella sliding fit, screw-thread fit between locking bolt and the fixed lamella, it is pressed from both sides between fixed lamella and activity lamella to connect the knee.

Preferably, the sliding mechanism comprises a guide groove formed in the rear end face of the fixed plate, a guide plate extending from the front end of the movable clamping plate and sliding through the inner side of the guide groove, a pressing bolt penetrates through the outer surface of one side of the guide plate, and the end of the pressing bolt is in threaded fit with the support frame.

Preferably, the automobile body includes upper ledge and lower frame, installs the lift cylinder that is close to rear department between upper ledge and lower frame, fixed mounting has the seat on the rear inner wall of upper ledge, the lower terminal surface of upper ledge is close to both sides border department and rotates and installs two criss-cross connecting rods, two the criss-cross position of connecting rod is passed through the connecting axle and is rotated the connection, the inboard of lower ledge is close to both sides department fixedly connected with slide bar, the surface sliding sleeve of slide bar is equipped with the connecting seat, the connecting seat rotates with the lower extreme of connecting rod and is connected.

Preferably, the upper end face of upper ledge is close to both sides department and is provided with armpit protection device, armpit protection device is established at the buffer spring of buffer post surface including the buffer post that is no less than two of activity cartridge at upper ledge up end, the bracing piece of connection at the buffer post upper end, activity cover.

Preferably, the lower end surface of the lower frame is provided with a roller near the corner, the lower end surface of the lower frame is provided with a brake plate near the rear end edge, the upper end edge of the brake plate extends out of the through shaft, the lower end surface of the lower frame extends out of the fixed seat, the through shaft movably penetrates through the inner side of the fixed seat, and the rear end surface of the brake plate vertically extends out of the pedal.

Preferably, the upper end face of the lower frame is close to the corner and vertically extends out of the suspension bracket, the upper end of the suspension bracket is fixedly connected with the connecting top frame, a plurality of hooks extend out of the lower end face of the connecting top frame close to the edge, an opening is formed in one side of the lower frame, a shifting rod is rotatably connected to one side of the upper frame through a shifting shaft, a clamping rod extends out of the front end face of the shifting rod, and an arc-shaped groove is formed in the position, corresponding to the clamping rod, of the upper end face of the upper frame.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention has the technical effects that: through the locking helicoid, the screw hole and the fixed station that set up, pass the inboard of locking helicoid with the drainage tube, rotate the locking helicoid, the screw hole that the locking helicoid passed is more then tighter to the degree of tightening of drainage tube, carries out the spacing of drainage tube through the locking helicoid, and the scope of centre gripping contacts more in the surface shape of drainage tube, reduces the phenomenon emergence of drainage tube clamp damage in spacing process.

2. Through the connecting plate, the fixed column, the effect of activity post, the drainage tube is through the top of fixed column and the top of activity post, draw the roof backward, make spacing strip break away from the inboard of spacing groove, later can slide the square bar that slides along the inboard of sliding opening, loose hand back fine setting position, guarantee that spacing strip card once more can be spacing after going into the inboard of spacing groove, adjust the interval between fixed column and the activity post, the nimble adaptation guides the drainage tube, prevent to coil the influence walking.

3. Through the effect of automobile body, child arranges the inboard of upper ledge in, can be at the seat rest, and the walking in-process upper ledge plays the effect that prevents to tumble, makes the upper ledge reciprocate through the effect of lift jar, and two connecting rods use the connecting axle to rotate as the axle, and the connecting seat slides along the slide bar simultaneously to ensure the lift of upper ledge, with the child of nimble adaptation different heights.

4. Through set up armpit protection device on the automobile body, when walking in-process health is crooked, will contact the bracing piece, thereby pressurization buffer spring, the cushion post can move down mutually, this process plays the effect of buffering, reduce the striking damage to child armpit, through the brake block that sets up, through stepping on the footboard, make the brake block pushed down to support on the gyro wheel surface, thereby play the effect of brake, do benefit to guardian in time and step on and stop the automobile body, also can not influence medical operations such as cloth pipe on hand.

Drawings

FIG. 1 is a schematic structural view of a walking aid device capable of lifting and carrying a drainage tube;

FIG. 2 is an enlarged view of the A position in FIG. 1 of the auxiliary device for carrying the drainage tube to walk in a lifting manner according to the invention;

FIG. 3 is a schematic view of a lower frame of the auxiliary device for lifting and carrying the drainage tube to walk according to the present invention;

FIG. 4 is a schematic structural view of a support frame for lifting and carrying the auxiliary device for walking of the drainage tube;

FIG. 5 is a schematic view of a sliding port of the auxiliary device for lifting and carrying the drainage tube to walk;

FIG. 6 is a schematic structural view of a locking coil of the auxiliary device for lifting and carrying the drainage tube to walk;

FIG. 7 is a side view of a locking coil of the auxiliary device for lifting and carrying the drainage tube to walk;

FIG. 8 is a schematic view of a clamping mechanism for lifting and carrying the auxiliary device for walking of the drainage tube;

FIG. 9 is a schematic view of a sliding mechanism of the auxiliary device for lifting and carrying the drainage tube;

FIG. 10 is a schematic view of a deflector rod of the auxiliary device for lifting and carrying the drainage tube.

In the figure: 1. a support frame; 2. a connecting plate; 3. fixing the stud; 4. a locking buckle; 5. fixing a column; 6. a movable post; 7. bending the end; 8. a top plate; 9. a sliding port; 10. a limiting groove; 11. sliding the square bar; 12. a fixing plate; 13. a compression spring; 14. connecting the bent rod; 15. a movable flap; 16. a fixed flap; 17. a connecting soft part; 18. locking the bolt; 19. a fixed table; 20. a protection pad; 21. a helical bore; 22. locking the spiral coil; 23. fixing a plate; 24. fixing the clamping plate; 25. a movable splint; 26. a non-slip mat; 27. a guide groove; 28. a guide plate; 29. a hold-down bolt; 30. a limiting strip; 31. putting the frame on; 32. a lower frame; 33. a roller; 34. a connecting rod; 35. a connecting shaft; 36. a connecting seat; 37. a slide bar; 38. a support bar; 39. a buffer column; 40. a buffer spring; 41. a brake plate; 42. a fixed seat; 43. passing through the shaft; 44. treading a pedal; 45. a lift cylinder; 46. a seat; 47. a suspension bracket; 48. connecting the top frame; 49. hooking; 50. a deflector rod; 51. a shifting shaft; 52. a clamping rod; 53. an arc-shaped groove.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-10, a liftable drainage tube walking assisting device is provided, which comprises a supporting frame 1, the supporting frame 1 is fixedly installed on the upper end surface of a vehicle body, a connecting plate 2 is installed at the position, close to the upper end, of the front end surface of the supporting frame 1, a sliding opening 9 is formed through the position, close to the edge, of the front end surface of the connecting plate 2, a sliding square bar 11 is inserted into the inner side of the sliding opening 9 in a sliding manner, a movable column 6 is fixedly connected to the front end of the sliding square bar 11, an elastic mechanism abutting against the rear end surface of the connecting plate 2 is arranged at the rear end of the sliding square bar 11, a fixed column 5 extends from the side, far from the movable column 6, of the front end surface of the connecting plate 2, a bending end 7 extends from the end of the fixed column 5, the front end surface of the supporting frame 1 is connected with a connecting bent bar 14 through a clamping, spiral hole 21 has been seted up to the up end of fixed station 19, spiral hole 21's inboard activity runs through has locking helicoid 22, the axis of locking helicoid 22 intersects with the plane that the up end of fixed station 19 was located, the rear end face of support frame 1 is close to below department fixedly connected with and decides board 23, the rear end face of deciding board 23 is close to one side border department and extends out solid fixed splint 24, the one side that solid fixed splint 24 was kept away from to the rear end face of deciding board 23 has movable clamping plate 25 through slide mechanism movable mounting, gu fixed splint 24 is connected with slipmat 26 with the outer fixed surface that movable clamping plate 25 is close to mutually.

The locking mechanism comprises a fixing stud 3 movably penetrating through the front end face of the support frame 1 and a locking buckle 4 sleeved on the rear end of the fixing stud 3 and in threaded fit with the fixing stud, the connecting plate 2 is movably sleeved on the outer surface of the fixing stud 3, the rear end face of the connecting plate 2 is movably attached to the front end face of the support frame 1, the connecting plate 2 can be rotated by unscrewing the locking buckle 4, and the angle of the drainage tube is adjusted and arranged.

Elastic mechanism includes fixed plate 12 of fixed connection in 11 rear ends of slip square beam, the movable sleeve is at compression spring 13 and the roof 8 in the 11 outside of slip square beam, compression spring 13 supports between the rear end face of roof 8 and the preceding terminal surface of fixed plate 12, the preceding terminal surface of roof 8 extends the spacing 30 that vertical direction extends up, the rear end face of connecting plate 2 is close to the upper end border and sets up the spacing groove 10 that a plurality of equidistance was arranged, spacing 30 movable card is gone into the inboard of one of them spacing groove 10.

The clamping mechanism comprises a fixed valve 16 fixedly connected to the front end face of the support frame 1 and a movable valve 15 flexibly connected to the upper end through a connecting soft portion 17, a locking bolt 18 is inserted into the front end face of the movable valve 15, the locking bolt 18 is in sliding fit with the movable valve 15, the locking bolt 18 is in threaded fit with the fixed valve 16, the connecting bent rod 14 is clamped between the fixed valve 16 and the movable valve 15, the locking bolt 18 is loosened, the connecting bent rod 14 can slide along the movable valve 15 and the fixed valve 16, the supporting position is adjusted, and then the connecting bent rod 14 can be clamped tightly by screwing the locking bolt 18 again.

The sliding mechanism comprises a guide groove 27 arranged on the rear end face of the fixed plate 23, a guide plate 28 extending from the front end of the movable clamping plate 25 and sliding to penetrate through the inner side of the guide groove 27, a pressing bolt 29 penetrates through the outer surface of one side of the guide plate 28, the end part of the pressing bolt 29 is in threaded fit with the support frame 1, the guide plate 28 can slide along the inner side of the guide groove 27 by rotating the pressing bolt 29, the distance between the movable clamping plate 25 and the fixed clamping plate 24 is changed, and medical supplies such as infusion bottles and the like can be effectively and temporarily stored after being clamped.

The automobile body includes upper frame 31 and lower frame 32, install and be close to the lift cylinder 45 of rear department between upper frame 31 and lower frame 32, fixed mounting has seat 46 on the rear inner wall of upper frame 31, the lower terminal surface of upper frame 31 is close to both sides border department and rotates and installs two crossing connecting rods 34, the position that two connecting rods 34 cross rotates through connecting axle 35 and connects, the inboard of lower frame 32 is close to both sides department fixedly connected with slide bar 37, slide bar 37's surface slip cover is equipped with connecting seat 36, connecting seat 36 rotates with the lower extreme of connecting rod 34 and is connected.

The armpit protection device is arranged on the upper end face of the upper frame 31 close to two sides and comprises at least two buffer columns 39 movably inserted into the upper end face of the upper frame 31, a support rod 38 connected to the upper ends of the buffer columns 39 and a buffer spring 40 movably sleeved on the outer surfaces of the buffer columns 39, armpits of children are kept, and damage is reduced.

The lower end face of the lower frame 32 is provided with a roller 33 near the corner, the lower end face of the lower frame 32 is provided with a brake plate 41 near the rear end edge, the upper end edge of the brake plate 41 extends out to penetrate through a shaft 43, the lower end face of the lower frame 32 extends out to penetrate through a fixed seat 42 and movably penetrates through the inner side of the fixed seat 42 through the shaft 43, and the rear end face of the brake plate 41 vertically extends out to form a pedal 44, so that medical personnel can conveniently and timely step on and stop the roller 33.

The up end of lower frame 32 is close to corner vertical extension mounted frame 47, top frame 48 is connected to the upper end fixedly connected with of mounted frame 47, the lower terminal surface of connecting top frame 48 is close to border department and extends and stretch out a plurality of couple 49, so that drainage bag and hanging of hanging water, open the mouth has been seted up to one side of lower frame 32, one side of upper frame 31 rotates through stirring shaft 51 and is connected with driving lever 50, the preceding terminal surface of driving lever 50 extends out clamping rod 52, arc recess 53 has been seted up to the position department that the upper end of upper frame 31 corresponds clamping rod 52, exert certain external force and can make clamping rod 52 break away from the inboard of arc recess 53, be convenient for child to send into from one side, bring the facility.

When the multifunctional drainage tube is used, a child is placed on the inner side of the upper frame 31, a seat 46 can have a rest, the upper frame 31 plays a role in preventing falling down in the walking process, the upper frame 31 is enabled to move up and down under the action of the lifting cylinder 45, the two connecting rods 34 rotate around the connecting shaft 35 as an axis, and the connecting seat 36 slides along the sliding rod 37, so that the lifting of the upper frame 31 is ensured, the multifunctional drainage tube can flexibly adapt to children with different heights, when the body is inclined in the walking process, the multifunctional drainage tube can contact with the supporting rod 38, so that the buffer spring 40 is pressurized, the buffer column 39 moves downwards, the process plays a role in buffering, the impact damage to the armpits of the child is reduced, the brake plate 41 is pressed down to abut against the surface of the roller 33 through the arranged brake plate 41 and the pedal 44, the braking effect is achieved, a guardian can timely step on the vehicle body, the medical operation of laying tubes on hands and the, rotate locking helicoidal 22, the spiral hole 21 that locking helicoidal 22 passed is more then tighter to the degree of tightening of drainage tube, carry out the spacing of drainage tube through locking helicoidal 22, the scope of centre gripping contacts more in the surface shape of drainage tube, reduce the phenomenon that drainage tube clamp is bad in spacing in-process and take place, the drainage tube is through the top of fixed column 5 and the top of activity post 6, draw roof 8 through drawing backward, make spacing 30 break away from the inboard of spacing groove 10, later can slide the square pole 11 along the inboard of sliding opening 9 with the slip, loose hand back fine setting position, ensure that spacing 30 blocks into again behind the inboard of spacing groove 10 can be spacing, adjust the interval between fixed column 5 and the activity post 6, the nimble adaptation guides the drainage tube, prevent to coil the influence walking.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a liftable carry drainage tube walking auxiliary device, includes support frame (1), its characterized in that: the supporting frame (1) is fixedly installed on the upper end face of a vehicle body, a connecting plate (2) is installed at the position, close to the upper end, of the front end face of the supporting frame (1), a sliding opening (9) penetrates through the position, close to the edge, of the front end face of the connecting plate (2), a sliding square rod (11) is inserted into the inner side of the sliding opening (9) in a sliding mode, a movable column (6) is fixedly connected to the front end of the sliding square rod (11), an elastic mechanism abutting against the rear end face of the connecting plate (2) is arranged at the rear end of the sliding square rod (11), a fixing column (5) extends from one side, far away from the movable column (6), of the front end face of the connecting plate (2), a bending end (7) extends from the end portion of the fixing column (5), the front end face of the supporting frame (1) is connected with a connecting bent rod (14) through a clamping mechanism, the fixed protection pad (20) that is stained with of up end of fixed station (19), spiral hole (21) have been seted up to the up end of fixed station (19), the inboard activity of spiral hole (21) is run through and is had locking helicoil (22), the axis of locking helicoil (22) is crossing with the plane that the up end of fixed station (19) was located, the rear end face of support frame (1) is close to below fixedly connected with and decides board (23), the rear end face of deciding board (23) is close to one side border department and extends solid fixed splint (24), the one side that solid fixed splint (24) were kept away from to the rear end face of deciding board (23) has movable splint (25) through slide mechanism movable mounting, gu fixed splint (24) and the outer fixed surface that movable splint (25) are close to mutually have slipmat (26).

2. The liftable carry drainage tube walking assisting device of claim 1, which is characterized in that: locking mechanism including the activity pass support frame (1) preceding terminal surface fixed stud (3), from fixed stud (3) rear end cover on and matched with screw-thread locking buckle (4), connecting plate (2) movable sleeve is at the surface of fixed stud (3), just the rear end face of connecting plate (2) is laminated with the preceding terminal surface activity of support frame (1).

3. The liftable carry drainage tube walking assisting device of claim 1, which is characterized in that: the elastic mechanism comprises a fixed plate (12) fixedly connected to the rear end of the sliding square rod (11), and a compression spring (13) and a top plate (8) which are movably sleeved on the outer side of the sliding square rod (11), wherein the compression spring (13) abuts between the rear end face of the top plate (8) and the front end face of the fixed plate (12).

4. The liftable carry drainage tube walking assisting device of claim 3, which is characterized in that: the front end face of the top plate (8) extends out of a limiting strip (30) extending in the vertical direction upwards, a plurality of limiting grooves (10) arranged at equal intervals are formed in the position, close to the upper end edge, of the rear end face of the connecting plate (2), and the limiting strip (30) is movably clamped into the inner side of one limiting groove (10).

5. The liftable carry drainage tube walking assisting device of claim 1, which is characterized in that: fixture includes fixed lamella (16), the upper end department of fixed connection at support frame (1) preceding terminal surface through connecting soft portion (17) flexonics' movable lamella (15), the preceding terminal surface of movable lamella (15) has inserted locking bolt (18), locking bolt (18) and movable lamella (15) sliding fit, screw-thread fit between locking bolt (18) and fixed lamella (16), it is pressed from both sides between fixed lamella (16) and movable lamella (15) to connect knee lever (14).

6. The liftable carry drainage tube walking assisting device of claim 1, which is characterized in that: the sliding mechanism comprises a guide groove (27) formed in the rear end face of the fixed plate (23), a guide plate (28) extending out of the front end of the movable clamping plate (25) and penetrating through the inner side of the guide groove (27) in a sliding mode, a pressing bolt (29) penetrates through the outer surface of one side of the guide plate (28), and the end portion of the pressing bolt (29) is in threaded fit with the support frame (1).

7. The liftable carry drainage tube walking assisting device of claim 1, which is characterized in that: the automobile body includes last frame (31) and lower frame (32), installs lift cylinder (45) that is close to rear department between last frame (31) and lower frame (32), fixed mounting has seat (46) on the back inner wall of last frame (31), the lower terminal surface of going up frame (31) is close to both sides border department and rotates and install two crisscross connecting rods (34), two connecting rod (34) crossing position is passed through connecting axle (35) and is rotated the connection, the inboard of lower frame (32) is close to both sides department fixedly connected with slide bar (37), the surface slip cover of slide bar (37) is equipped with connecting seat (36), connecting seat (36) are connected with the lower extreme rotation of connecting rod (34).

8. The liftable carry drainage tube walking assisting device of claim 7, which is characterized in that: the up end of upper ledge (31) is close to both sides department and is provided with armpit protection device, armpit protection device is established at buffer column (39) surface's buffer spring (40) at buffer column (39) surface including the activity cartridge at last frame (31) up end be no less than two buffer column (39), bracing piece (38), the activity cover of connection in buffer column (39) upper end, the surface cover of bracing piece (38) is equipped with the protective sheath.

9. The liftable carry drainage tube walking assisting device of claim 7, which is characterized in that: the lower terminal surface of lower frame (32) is close to the corner and installs gyro wheel (33), the lower terminal surface of lower frame (32) is close to rear end border department and is provided with brake block (41), the upper end border of brake block (41) extends and passes axle (43), the lower terminal surface of lower frame (32) extends fixing base (42), pass the inboard that axle (43) activity passed fixing base (42), the rear end face of brake block (41) extends pedal (44) perpendicularly.

10. The liftable carry drainage tube walking assisting device of claim 7, which is characterized in that: the upper end face of lower frame (32) is close to corner and extends suspension bracket (47) perpendicularly, the upper end fixedly connected with of suspension bracket (47) connects roof-rack (48), the lower terminal surface of connecting roof-rack (48) is close to border department and extends out a plurality of couple (49), open mouth has been seted up to one side of lower frame (32), one side of upper frame (31) is rotated through stirring axle (51) and is connected with driving lever (50), the preceding terminal surface of driving lever (50) extends out chucking pole (52), arc recess (53) have been seted up to the position department that corresponds chucking pole (52) to the upper end face of upper frame (31).