CN111150496A

CN111150496A - Nerve severe data acquisition equipment

Info

Publication number: CN111150496A
Application number: CN201911402241.8A
Authority: CN
Inventors: 王海涛; 崔海燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-05-15

Abstract

The invention discloses severe nerve data acquisition equipment which comprises a supporting base and a display device, wherein the upper surface of the supporting base is fixedly connected with an organic box main body, the upper surface, close to the middle part, of the supporting base is fixedly connected with a supporting column, the top of the supporting column is fixedly connected with a first adjusting device, the first adjusting device comprises a connecting shell, the lower surface of the connecting shell is fixedly connected with the top of the supporting column, and the upper surface of the connecting shell is fixedly connected with a supporting rod. According to the invention, through the matching use of the structures, the problem that inconvenience is brought to real-time data observation of doctors due to the fact that the display angle of the traditional display device is difficult to adjust according to the watching requirements of the doctors in the actual use process is solved; simultaneously, the gyro wheel on traditional supporting legs is difficult to accomodate after placing, has to place the condition stable inadequately, easy skew, brings inconvenience for the use, has reduced work efficiency's problem.

Description

Nerve severe data acquisition equipment

Technical Field

The invention relates to the technical field of medical equipment, in particular to a nerve severe data acquisition device.

Background

At present, the critical care of nervous system has developed to a more mature stage, and several problems related to intracranial pressure and neuromuscular paralysis have been solved to a certain extent in theory and clinical practice. Next, i.e. to understand more deeply the pathophysiology of the major diseases seen in the neurological critical care unit, a treatment plan needs to be formulated by extensive clinical data analysis; in clinic, special data acquisition equipment special for the nerve critical care is not convenient enough, and data synchronization with a monitor is difficult to realize through a uniform interface and a system, so that equipment selection of a nerve critical care room is limited; to ensure the efficiency of data synchronization and reduce the work intensity of doctors, a neural critical data acquisition device, such as a plug-in neural critical data acquisition device disclosed in chinese patent CN207202864U, is proposed, which includes: the device comprises a rack, a data processing device and a control device, wherein the rack is provided with a case, the case is internally provided with the data processing device, and the data processing device is connected with a plug-in type access device; and the rack is also provided with a display device, and the display device is connected with the data processing device. The utility model solves the problem that the prior art lacks a data acquisition device which can be connected according to the requirement in a targeted manner, and realizes the flexible connection of various sensors by arranging a plug-in type access device;

in the actual use process, however, the display angle of the display device is difficult to adjust according to the viewing requirements of the doctor, which brings inconvenience to the real-time data observation of the doctor; simultaneously, the gyro wheel on traditional supporting legs is difficult to accomodate after placing, has to place the condition stable inadequately, easy skew, brings inconvenience for the use, has reduced work efficiency.

Disclosure of Invention

The invention aims to provide a nerve severe data acquisition device, which improves the traditional device and solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a nerve severe data acquisition equipment, is including supporting base and display device, the last fixed surface who supports the base is connected with organic case main part, the last fixed surface who is close to the middle part on the support base is connected with the pillar, the top fixedly connected with adjusting device of pillar is one.

The adjusting device I comprises a connecting shell, the lower surface of the connecting shell is fixedly connected with the top of a support column, the upper surface of the connecting shell is fixedly connected with a support rod, the top of the support rod is fixedly connected with a U-shaped frame, the inner wall of the U-shaped frame rotates in a limiting mode to form two symmetrical rotating shafts, the opposite ends of the two rotating shafts are fixedly connected with the side surface of a display device, the surface of the rotating shaft is fixedly connected with a first gear, the rear side of the first gear is meshed with a rack, the bottom of the rack penetrates through the U-shaped frame and is fixedly connected with a squeezing plate, the side surface of the connecting shell is provided with a through hole and rotates in a limiting mode through the through hole to form a driving pipe, the surface of the driving pipe is fixedly sleeved with a cylindrical cam, a sliding block is connected in a sliding groove in the outer outline of the cylindrical cam in a sliding mode, the locating lever runs through the transmission post and with transmission post sliding connection, the top fixedly connected with pinion rack of transmission post, logical groove has been seted up to the upper surface of connecting shell, the upper surface meshing of pinion rack has the gear two that passes logical groove, the side fixedly connected with diaphragm of branch, the diaphragm rotates through round pin axle and gear two to be connected, the rear side fixedly connected with extrusion strip of gear two, keep away from the one end of gear two on the extrusion strip and the lower surface sliding connection of stripper plate, the inner wall sliding connection of driving tube has adjusting device two.

Preferably, adjusting device two includes the inserted bar, the surface of inserted bar and the inner wall swing joint of driving tube, keep away from the lower fixed surface linking arm of driving tube one end on the inserted bar, the spacing slip of the one end of keeping away from the inserted bar on the linking arm has the lifter, the top sliding connection of lifter has the bevel piece, the upper surface of bevel piece and the lower fixed surface of connecting the shell are connected, the bottom fixedly connected with gyro wheel of lifter, the lower surface of supporting the base has been seted up and has been placed logical groove, place the surface swing joint of the inner wall in logical groove and gyro wheel.

Preferably, the surface of the supporting rod is sleeved with a pressure spring, the top of the pressure spring is fixedly connected with the lower surface of the U-shaped frame, and the bottom of the pressure spring is fixedly connected with the upper surface of the extrusion plate.

Preferably, the number of the racks is two, and the two racks are symmetrically arranged with respect to a vertical center line of the extrusion plate.

Preferably, both ends of the driving pipe are fixedly connected with rotating rings, and anti-skid grains are arranged on the surfaces of the rotating rings.

Preferably, the surfaces of the driving pipe close to the two ends are fixedly connected with limiting rings, and the opposite sides of the two limiting rings are rotatably connected with the two sides of the connecting shell.

Preferably, the lower surface of one side of the inclined plane block, which is far away from the support column, is fixedly connected with a baffle, and the side surface of the baffle is movably connected with the side surface of the lifting rod.

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

firstly, the rotation adjustment of the display device is realized through the arrangement of the adjusting device I, and the display device can be adapted to the viewing angles of different doctors; meanwhile, the supporting base is more stable after standing and is not easy to move;

secondly, the driving pipe is driven to rotate manually, and then the driving pipe drives the cylindrical cam to rotate synchronously; the moving track of the transmission column is limited by the positioning rod, so that the transmission column can only move left and right on the positioning rod, after the cylindrical cam rotates, the sliding groove of the outer contour and the sliding block can slide relatively, and the sliding block drives the transmission column to move horizontally on the positioning rod under the guidance of the sliding groove of the outer contour on the cylindrical cam; the transmission column can move in the left and right directions by adjusting the rotation direction of the driving pipe; the toothed plate on the transmission column moves synchronously, the second gear meshed with the teeth of the toothed plate rotates on the transverse plate in a fixed shaft mode, the second gear rotates to drive the extrusion strip on the rear side of the second gear to rotate synchronously, as shown in figure 2, the extrusion strip is in a horizontal state at the moment, when the second gear drives the extrusion strip to rotate towards the support rod, in the process, one end, far away from the second gear, of the extrusion strip is in contact with the lower surface of the extrusion plate and generates extrusion, the extrusion plate drives the rack to move upwards relative to the U-shaped frame, the first gear meshed with the teeth of the rack rotates along with the extrusion strip, the gear drives the rotating shaft to rotate on the fixed shaft of the U-shaped frame, the angle adjustment operation of the display device is further completed, and different observation angles are provided; in the scheme, the friction force between the driving pipe and the connecting shell can sufficiently realize the angle locking effect after adjustment;

thirdly, the lower surface of the supporting base is completely contacted with the supporting surface when the supporting base is in standing through the arrangement of the adjusting device II, and the supporting surface can be the ground or a table top; when the roller needs to be pushed, the roller in the second adjusting device can be exposed out of the bottom of the supporting base, so that the roller is in contact with the ground, and the roller rolls on the supporting surface to realize portable movement;

by the cooperation of the structures, the problem that inconvenience is brought to real-time data observation of doctors due to the fact that the display angle of a traditional display device is difficult to adjust according to the watching requirements of the doctors in the actual use process is solved; simultaneously, the gyro wheel on traditional supporting legs is difficult to accomodate after placing, has to place the condition stable inadequately, easy skew, brings inconvenience for the use, has reduced work efficiency's problem.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is a front cross-sectional view of a coupling housing of the present invention;

fig. 3 is a front view of the cylindrical cam of the present invention.

In the figure: 1-supporting base, 2-case main body, 3-supporting column, 4-display device, 5-adjusting device I, 6-connecting shell, 7-supporting rod, 8-U-shaped frame, 9-rotating shaft, 10-gear I, 11-rack, 12-extrusion plate, 13-driving pipe, 14-cylindrical cam, 15-sliding block, 16-transmission column, 17-positioning rod, 18-toothed plate, 19-gear II, 20-transverse plate, 21-extrusion strip, 22-adjusting device II, 23-inserted rod, 24-connecting arm, 25-lifting rod, 26-bevel block, 27-roller, 28-placing through groove, 29-pressure spring, 30-rotating ring, 31-limiting ring and 32-baffle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a nerve severe data acquisition device comprises a supporting base 1 and a display device 4, when the supporting base 1 and a supporting surface are completely released, firm support can be provided for the whole device; the display device 4 is electrically connected with the case main body 2 and displays the data synchronized by the case main body on the display device; the upper surface of the supporting base 1 is fixedly connected with a case main body 2, the case main body 2 comprises a plug-in type access device and a data synchronous processing device, and the devices are fully disclosed in the description of the reference documents mentioned in the background technology, so that the description is omitted; the upper surface of the supporting base 1 close to the middle part is fixedly connected with a supporting column 3, the top of the supporting column 3 is fixedly connected with a first adjusting device 5, and through the arrangement of the first adjusting device 5, the rotating adjustment of the display device 4 is firstly realized, so that the supporting base can be adapted to the watching angles of different doctors; meanwhile, the supporting base 1 is more stable after standing and is not easy to move.

The adjusting device I5 comprises a connecting shell 6, the lower surface of the connecting shell 6 is fixedly connected with the top of the strut 3, the upper surface of the connecting shell 6 is fixedly connected with a supporting rod 7, a pressure spring 29 is sleeved on the surface of the supporting rod 7, the top of the pressure spring 29 is fixedly connected with the lower surface of the U-shaped frame 8, the bottom of the pressure spring 29 is fixedly connected with the upper surface of the extrusion plate 12, and the extrusion plate 12 is more stable when lifting relative to the U-shaped frame 8 with the rack 11 through the arrangement of the pressure spring 29, so that the rotation adjustment of the display device 4 is more stably and smoothly performed; the top of the supporting rod 7 is fixedly connected with a U-shaped frame 8, two symmetrical rotating shafts 9 are arranged on the inner wall of the U-shaped frame 8 in a limiting rotation mode, opposite ends of the two rotating shafts 9 are fixedly connected with the side faces of the display device 4, a first gear 10 is fixedly connected to the surface of each rotating shaft 9, racks 11 are meshed on the rear side of the first gear 10, the number of the racks 11 is two, the two racks 11 are symmetrically arranged on the vertical central line of the extrusion plate 12, and the two racks 11 are matched with the first gears 10 on the two rotating shafts 9, so that the stress on the left side and the right side of the display device 4 can be balanced; the bottom of the rack 11 penetrates through the U-shaped frame 8 and is fixedly connected with the extrusion plate 12, the side surface of the connecting shell 6 is provided with a through hole, the driving pipe 13 rotates in a limiting way through the through hole, two ends of the driving pipe 13 are fixedly connected with the rotating rings 30, the surfaces of the rotating rings 30 are provided with anti-skid grains, the driving pipe 13 can rotate more conveniently through the arrangement of the rotating rings 30, and the anti-skid grains are arranged on the driving pipe, so that the rotation is more labor-saving; the surfaces of the driving pipe 13 close to the two ends are fixedly connected with limiting rings 31, the opposite sides of the two limiting rings 31 are rotatably connected with the two sides of the connecting shell 6, firstly, the limiting rotation of the driving pipe 13 on the connecting shell 6 is further stabilized through the arrangement of the two limiting rings 31, meanwhile, the limiting rings 31 can generate friction with the connecting shell 6 when rotating, and the self-locking effect generated through friction force after the manual driving of the driving pipe 13 is stopped is further improved; the surface of the driving pipe 13 is fixedly sleeved with a cylindrical cam 14, the driving pipe 13 is manually driven to rotate, and the driving pipe 13 immediately drives the cylindrical cam 14 to synchronously rotate; a sliding block 15 is connected in a sliding groove of the outer contour of the cylindrical cam 14 in a sliding manner, a transmission column 16 is fixedly connected to the top of the sliding block 15, a positioning rod 17 is fixedly connected to the inner wall of the connecting shell 6, the positioning rod 17 penetrates through the transmission column 16 and is connected with the transmission column 16 in a sliding manner, the positioning rod 17 limits the moving track of the transmission column 16, and the transmission column 16 can only move left and right on the positioning rod 17, so that after the cylindrical cam 14 rotates, the sliding groove of the outer contour and the sliding block 15 can slide relatively, and under the guidance of the sliding groove of the outer contour of the cylindrical cam 14, the sliding block 15 drives the transmission column 16 to move horizontally on the; the transmission column 16 can move in the left and right directions by adjusting the rotation direction of the driving pipe 13; a toothed plate 18 is fixedly connected to the top of the transmission column 16, a through groove is formed in the upper surface of the connecting shell 6, a second gear 19 penetrating through the through groove is meshed with the upper surface of the toothed plate 18, a transverse plate 20 is fixedly connected to the side surface of the supporting rod 7, the transverse plate 20 is rotatably connected with the second gear 19 through a pin shaft, an extrusion strip 21 is fixedly connected to the rear side of the second gear 19, the toothed plate 18 on the transmission column 16 moves synchronously, the second gear 19 meshed with teeth of the toothed plate 18 rotates on the transverse plate 20 in a fixed-shaft manner, the extrusion strip 21 on the rear side of the second gear 21 is driven to rotate synchronously through the rotation of the second gear 19, as shown in fig. 2, the extrusion strip 21 is in a horizontal state, when the second gear 19 drives the extrusion strip 21 to rotate towards the supporting rod 7, in the process, one end, far away from the second gear 19, of the extrusion strip 21 is in contact with the lower surface of the extrusion plate 12 to extrude, so, the first gear 10 meshed with the teeth of the rack 11 rotates along with the first gear, and the first gear 10 drives the rotating shaft 9 to rotate on the fixed shaft of the U-shaped frame 8, so that the angle adjusting operation of the display device 4 is completed, and different observation angles are provided; in the scheme, the friction force between the driving pipe 13 and the connecting shell 6 can sufficiently realize the angle locking effect after adjustment; one end of the extrusion strip 21, which is far away from the second gear 19, is in sliding connection with the lower surface of the extrusion plate 12, the inner wall of the driving pipe 13 is in sliding connection with a second adjusting device 22, and through the arrangement of the second adjusting device 22, the lower surface of the support base 1 is completely contacted with a supporting surface when the support base is in standing, and the supporting surface can be the ground or a table top; when the movable support needs to be pushed, the roller 27 in the second adjusting device 22 can be exposed out of the bottom of the support base 1, so that the roller 27 is in contact with the ground, and the portable movement is realized by the rolling of the roller 27 on the support surface; the second adjusting device 22 comprises an inserting rod 23, the surface of the inserting rod 23 is movably connected with the inner wall of the driving tube 13, a connecting arm 24 is fixedly connected to the lower surface of one end, far away from the driving tube 13, of the inserting rod 23, a lifting rod 25 is limited and slid at one end, far away from the inserting rod 23, of the connecting arm 24, a slope block 26 is slidably connected to the top of the lifting rod 25, a baffle 32 is fixedly connected to the lower surface of one side, far away from the pillar 3, of the slope block 26, the side surface of the baffle 32 is movably connected with the side surface of the lifting rod 25, and through the arrangement of the baffle 32 on the slope block 26, when the inserting rod 23 drives the connecting arm 24 and the lifting rod 25 to horizontally move towards the direction far away from the driving tube 13, the moving track of the lifting rod 25 is limited, so; the upper surface of the inclined plane block 26 is fixedly connected with the lower surface of the connecting shell 6, the bottom of the lifting rod 25 is fixedly connected with a roller 27, the lower surface of the supporting base 1 is provided with a placing through groove 28, the inner wall of the placing through groove 28 is movably connected with the surface of the roller 27, when the device is used and needs to stand, the connecting arm 24 is pulled manually, the inserting rod 23 moves towards the direction far away from the driving pipe 13, the lifting rod 25 moves on the inclined plane block 26, the roller 27 retracts into the placing through groove 28 under the extrusion of the supporting surface, and the supporting base 1 and the supporting surface are used for complete supporting; similarly, when the device needs to be pushed, the insertion rod 23 is pushed into the driving tube 13, so that the lifting rod 25 slides on the inclined block 26 and moves downwards, the supporting base 1 is gradually separated from the ground, friction is reduced, and portable pushing is realized.

The working principle is as follows: when the equipment for acquiring the severe neurological data is used, the rotation adjustment of the display device 4 is firstly realized through the arrangement of the adjusting device I5, and the equipment can be adapted to the watching angles of different doctors; meanwhile, the supporting base 1 is more stable after standing and is not easy to move; the driving pipe 13 drives the cylindrical cam 14 to synchronously rotate immediately by manually driving the driving pipe 13 to rotate; the moving track of the transmission column 16 is limited by the positioning rod 17, so that the transmission column 16 can only move left and right on the positioning rod 17, when the cylindrical cam 14 rotates, the sliding groove of the outer contour and the sliding block 15 can slide relatively, and under the guidance of the sliding groove of the outer contour on the cylindrical cam 14, the sliding block 15 drives the transmission column 16 to move horizontally on the positioning rod 17; the transmission column 16 can move in the left and right directions by adjusting the rotation direction of the driving pipe 13; the toothed plate 18 on the transmission column 16 moves synchronously, the gear wheel 19 meshed with the teeth of the toothed plate 18 rotates on the transverse plate 20 in a fixed shaft mode, the gear wheel 19 rotates to drive the extrusion strip 21 on the rear side of the gear wheel to rotate synchronously, as shown in fig. 2, the extrusion strip 21 is in a horizontal state, when the gear wheel 19 drives the extrusion strip 21 to rotate towards the supporting rod 7, in the process, one end, far away from the gear wheel 19, of the extrusion strip 21 is in contact with the lower surface of the extrusion plate 12 and generates extrusion, the extrusion plate 12 drives the rack 11 to move upwards relative to the U-shaped frame 8, the gear wheel 10 meshed with the rack 11 rotates along with the extrusion strip, the gear wheel 10 drives the rotating shaft 9 to rotate on the U-shaped frame 8 in a fixed shaft mode, the angle adjusting operation of the display device 4 is further completed, and different observation angles are provided; in the scheme, the friction force between the driving pipe 13 and the connecting shell 6 can sufficiently realize the angle locking effect after adjustment; through the arrangement of the second adjusting device 22, the lower surface of the supporting base 1 is completely contacted with the supporting surface when the supporting base is in a standing state, and the supporting surface can be the ground or a table top; when the movable support needs to be pushed, the roller 27 in the second adjusting device 22 can be exposed out of the bottom of the support base 1, so that the roller 27 is in contact with the ground, and the portable movement is realized by the rolling of the roller 27 on the support surface; through the matching use of the structures, the problem that inconvenience is brought to real-time data observation of doctors due to the fact that the display angle of a traditional display device is difficult to adjust according to the watching requirements of the doctors in the actual use process is solved; simultaneously, the gyro wheel on traditional supporting legs is difficult to accomodate after placing, has to place the condition stable inadequately, easy skew, brings inconvenience for the use, has reduced work efficiency's problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a nerve severe data acquisition equipment, is including supporting base (1) and display device (4), the last fixed surface who supports base (1) is connected with organic case main part (2), the last fixed surface who is close to the middle part on supporting base (1) is connected with pillar (3), its characterized in that: the top of the strut (3) is fixedly connected with a first adjusting device (5);

the adjusting device I (5) comprises a connecting shell (6), the lower surface of the connecting shell (6) is fixedly connected with the top of the strut (3), the upper surface of the connecting shell (6) is fixedly connected with a strut (7), the top of the strut (7) is fixedly connected with a U-shaped frame (8), the inner wall of the U-shaped frame (8) rotates in a limiting mode to form two symmetrical rotating shafts (9), the two opposite ends of the rotating shafts (9) are fixedly connected with the side surface of the display device (4), the surface of the rotating shafts (9) is fixedly connected with a first gear (10), the rear side of the first gear (10) is meshed with a rack (11), the bottom of the rack (11) penetrates through the U-shaped frame (8) and is fixedly connected with an extrusion plate (12), the side surface of the connecting shell (6) is provided with a through hole and is rotatably provided with a driving pipe (13) in a limiting mode through the through hole, the surface of the driving pipe (13) is fixedly sleeved with, the sliding device is characterized in that a sliding block (15) is connected in a sliding groove of the outer contour of the cylindrical cam (14), a transmission column (16) is fixedly connected to the top of the sliding block (15), a positioning rod (17) is fixedly connected to the inner wall of the connecting shell (6), the positioning rod (17) penetrates through the transmission column (16) and is in sliding connection with the transmission column (16), a toothed plate (18) is fixedly connected to the top of the transmission column (16), a through groove is formed in the upper surface of the connecting shell (6), a second gear (19) penetrating through the through groove is meshed with the upper surface of the toothed plate (18), a transverse plate (20) is fixedly connected to the side surface of the supporting rod (7), the transverse plate (20) is rotatably connected with the second gear (19) through a pin shaft, an extrusion strip (21) is fixedly connected to the rear side of the second gear (19), and one end, far away from the second gear (19), of the extrusion strip (21) is, the inner wall of the driving pipe (13) is connected with a second adjusting device (22) in a sliding mode.

2. A neurological critical data acquisition apparatus according to claim 1, wherein: adjusting device two (22) is including inserted bar (23), the surface of inserted bar (23) and the inner wall swing joint of driving tube (13), lower fixed surface who keeps away from driving tube (13) one end on inserted bar (23) is connected with linking arm (24), the spacing slip of one end of keeping away from inserted bar (23) on linking arm (24) has lifter (25), the top sliding connection of lifter (25) has bevel block (26), the upper surface of bevel block (26) and the lower fixed surface who is connected shell (6) are connected, the bottom fixedly connected with gyro wheel (27) of lifter (25), the lower surface of supporting base (1) has been seted up and has been placed logical groove (28), place the surface swing joint who leads to the inner wall of groove (28) and gyro wheel (27).

3. A neurological critical data acquisition apparatus according to claim 1, wherein: the surface of the supporting rod (7) is sleeved with a pressure spring (29), the top of the pressure spring (29) is fixedly connected with the lower surface of the U-shaped frame (8), and the bottom of the pressure spring (29) is fixedly connected with the upper surface of the extrusion plate (12).

4. A neurological critical data acquisition apparatus according to claim 1, wherein: the number of the racks (11) is two, and the two racks (11) are symmetrically arranged by a vertical central line of the extrusion plate (12).

5. A neurological critical data acquisition apparatus according to claim 1, wherein: the two ends of the driving pipe (13) are fixedly connected with rotating rings (30), and anti-skid grains are formed in the surfaces of the rotating rings (30).

6. A neurological critical data acquisition apparatus according to claim 1, wherein: limiting rings (31) are fixedly connected to the surfaces, close to the two ends, of the driving pipe (13), and the opposite sides of the two limiting rings (31) are rotatably connected with the two sides of the connecting shell (6).

7. A neurological critical data acquisition apparatus according to claim 1, wherein: the lower surface of one side of the inclined plane block (26) far away from the support column (3) is fixedly connected with a baffle plate (32), and the side surface of the baffle plate (32) is movably connected with the side surface of the lifting rod (25).