CN209808914U - Treatment chair with bidirectional stepless armrest adjusting function - Google Patents
Treatment chair with bidirectional stepless armrest adjusting function Download PDFInfo
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- CN209808914U CN209808914U CN201822183023.7U CN201822183023U CN209808914U CN 209808914 U CN209808914 U CN 209808914U CN 201822183023 U CN201822183023 U CN 201822183023U CN 209808914 U CN209808914 U CN 209808914U
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Abstract
The utility model discloses a treatment chair with two-way infinitely variable control handrail function, including the base support, the top central authorities of base support are equipped with the mounting groove, and have the foot-operated pneumatic cylinder through bolted connection in the inside of mounting groove, the bottom of the piston rod of foot-operated pneumatic cylinder has the bottom plate of placing through bolted connection, and the bottom of placing the bottom plate has the rubber tie plate through the screw connection, the bracing piece has all been welded in the top four corners of base support. The utility model discloses in, can drive the screw lead screw control bar through main step motor and go up and down, it is rotatory through vice step motor control bar, thereby reach the purpose of pinpointing, make the handrail of treatment chair have good two-way stepless regulation function, make the patient have good experience when treating, utilize the rubber tie plate and the ground contact of placing the bottom plate bottom, play good non-slip effect, place stably, make the treatment chair use more nimble convenient.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a treatment chair with two-way infinitely variable control handrail function.
Background
Dentistry, one of the medical discipline classifications, is commonly incorporated into the stomatology department in major hospitals. The comprehensive dental chair for oral operation and examination and treatment of oral diseases is fixed on the ground via a bottom plate, and the bottom plate is connected to the upper part of the chair via a support.
The dentistry comprehensive treatment chair can be according to the treatment needs at the in-process that uses, control switch button, and the dentistry chair can accomplish actions such as rise, descend, bow, face upward the position and reset, but, current treatment chair is when using, and the handrail regulating effect of both sides is poor, and is poor to different patient experience effects, and simultaneously, current treatment chair structure is complicated, and is of high quality, needs many people to carry when needs remove, uses inconveniently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a treatment chair with the function of bidirectional stepless armrest adjustment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a treatment chair with a bidirectional stepless armrest adjusting function comprises a base support, wherein a mounting groove is formed in the center of the top of the base support, a foot-operated hydraulic cylinder is connected to the inside of the mounting groove through a bolt, a placing bottom plate is connected to the bottom end of a piston rod of the foot-operated hydraulic cylinder through a bolt, a rubber base plate is connected to the bottom of the placing bottom plate through a screw, supporting rods are welded to four corners of the top of the base support, the top ends of the four supporting rods are connected with a same chair seat through bolts, a leg base plate is arranged on one side of the chair seat, a mounting frame is arranged on the other side of the chair seat, linear electric push rods are connected to two sides of the top of the mounting frame through bolts, the top ends of movable rods of the two linear electric push rods are connected with a same back plate through bolts, reinforcing rib plates are, two all be connected with the screw thread lead screw through the bearing between the top inner wall of rectangle square box and the bottom inner wall, and the equal threaded connection in circumference outer wall middle part of two screw thread lead screws has ball nut, and one side that two ball nuts kept away from each other all has the installation casing, two there is vice step motor the inside of installation casing all through bolted connection, and two vice step motor's output shaft all has the movable cover, two through bolted connection one side that the movable cover kept away from each other all has the handrail pole through bolted connection.
Preferably, the bottom both sides of seat support all have biax step motor through bolted connection, and the both ends output shaft of one of them biax step motor all is connected with the shank backing plate is firm through the screw, and the both sides inner wall connection of bolt and mounting bracket is passed through respectively to the both ends output shaft of another biax step motor.
Preferably, the bottom four corners of the base support are connected with universal wheels through bolts, and the top four corners of the placing bottom plate are provided with through grooves matched with the universal wheels.
Preferably, the top of the back plate is connected with an elastic connecting rod through a bolt, and the other end of the elastic connecting rod is connected with a headrest through a bolt.
Preferably, the tops of the back plate, the seat and the leg base plate are connected with a protection pad through screws, and the outer sides of the two grab rails are coated with leather pads.
Preferably, the bottoms of the two rectangular square boxes are connected with main stepping motors through bolts, and output shafts of the two main stepping motors are in transmission connection with the two threaded lead screws through bolts respectively.
Preferably, the linear electric push rod, the main stepping motor, the auxiliary stepping motor and the double-shaft stepping motor are all connected with a switch and a power line through wires.
The utility model has the advantages that:
1. the utility model provides a treatment chair, when the patient lies the seat on treatment chair, the patient can be through the main step motor of on-off control on the bar, vice step motor starts work, it is one step of operation with fixed angle to utilize step motor rotation, and come the characteristic of control angle displacement volume through control pulse number, can drive screw lead screw control bar through main step motor and go up and down, it is rotatory through vice step motor control bar, thereby reach the purpose of pinpointing, make the handrail of treatment chair have good two-way stepless regulation function, make the patient have good experience when treating.
2. The utility model provides a treatment chair, when needs remove, medical personnel can be through stepping on the foot pedal switch of foot-operated pneumatic cylinder, will place the bottom plate and rise, utilize four universal wheels to support treatment chair fixed, after removing, utilize foot-operated pneumatic cylinder to place the bottom plate and put down, because the top four corners of placing the bottom plate all set up with the logical groove of universal wheel looks adaptation, can accomodate the inside in groove with the universal wheel at the in-process of placing the bottom plate and descending, utilize the rubber backing plate and the ground contact of placing the bottom plate bottom, play good anti-skidding effect, it is stable to place, make treatment chair use more nimble convenient.
3. The utility model provides a treatment chair, when the patient that provides different figures uses, medical personnel can drive the backplate through sharp electric putter and go up and down, the height of adjustment treatment chair backplate, can adapt to the patient of different figures, and simultaneously, bow in the regulation, face upward when action such as position and reset, control through biax step motor and sharp electric putter, make treatment chair adjust bow, face upward when action such as position and reset, electrodeless regulatory function has, improve treatment chair patient's travelling comfort when using, and simultaneously, the range of application of the improvement treatment chair that is showing.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a treatment chair with bidirectional stepless armrest adjusting function provided by the present invention;
fig. 2 is a schematic view of a partial top view of a therapeutic chair with bidirectional stepless armrest adjustment function provided by the present invention;
fig. 3 is a schematic side view of the therapeutic chair with bidirectional stepless armrest adjusting function provided by the present invention.
In the figure: the multifunctional chair comprises a universal wheel 1, a rubber base plate 2, a placement bottom plate 3, a base support 4, a pedal hydraulic cylinder 5, a support rod 6, a mounting rack 7, a linear electric push rod 8, a reinforcing rib plate 9, a headrest 10, an elastic connecting rod 11, a back plate 12, a rectangular square box 13, a grab bar 14, a main stepping motor 15, a chair seat 16, a leg base plate 17, a movable cover 18, a threaded lead screw 19, a stepping motor 20 and a mounting shell 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a therapeutic chair with bidirectional stepless armrest adjusting function comprises a base support 4, a mounting groove is arranged in the center of the top of the base support 4, a pedal hydraulic cylinder 5 is connected to the inside of the mounting groove through a bolt, the bottom end of a piston rod of the pedal hydraulic cylinder 5 is connected to a horizontally arranged placing bottom plate 3 through a bolt, the bottom of the placing bottom plate 3 is connected to a rubber backing plate 2 through a bolt, supporting rods 6 are welded at four corners of the top of the base support 4, the top ends of the four supporting rods 6 are connected to a same seat 16 through bolts, a leg backing plate 17 is arranged on one side of the seat 16, an installation frame 7 with a U-shaped cross section is arranged on the other side of the seat 16, linear electric push rods 8 which are obliquely arranged are connected to two sides of the top of the installation frame 7 through bolts, and the top ends, one side both ends of backplate 12 all have reinforcing rib plate 9 through bolted connection, and the one side that two reinforcing rib plate 9 kept away from each other all has rectangle square box 13 through bolted connection, one side of two rectangle square box 13 is open structure, all be connected with screw thread lead screw 19 through the bearing between the top inner wall of two rectangle square box 13 and the bottom inner wall, and the equal threaded connection in circumference outer wall middle part of two screw thread lead screw 19 has ball nut, one side that two ball nut kept away from each other all has installation casing 21 through bolted connection, the inside of two installation casings 21 all has vice step motor 20 through bolted connection, and the output shaft of two vice step motor 20 all has movable cover 18 through bolted connection, one side that two movable cover 18 kept away from each other all has handrail 14 through bolted connection.
In the utility model, two sides of the bottom of the chair seat 16 are connected with a double-shaft stepping motor through bolts, two output shafts at two ends of one double-shaft stepping motor are firmly connected with the leg backing plate 17 through screws, two output shafts at two ends of the other double-shaft stepping motor are respectively connected with the inner walls at two sides of the mounting rack 7 through bolts, four corners at the bottom of the base support 4 are connected with universal wheels 1 through bolts, four corners at the top of the placing bottom plate 3 are provided with through grooves matched with the universal wheels 1, the top of the back plate 12 is connected with an elastic connecting rod 11 with an arc structure through bolts, the other end of the elastic connecting rod 11 is connected with a headrest 10 through bolts, the tops of the back plate 12, the chair seat 16 and the leg backing plate 17 are connected with protective pads through bolts, leather pads are coated outside the two handrail rods 14, the bottoms of the two rectangular, and the output shafts of the two main stepping motors 15 are respectively in transmission connection with the two threaded lead screws 19 through bolts, the linear electric push rod 8, the main stepping motors 15, the auxiliary stepping motors 20 and the double-shaft stepping motors are all connected with a switch and a power line through wires, and the switch is stably connected with one of the grab bars 14 through screws.
The working principle is as follows: at the idle position of the device, all driving parts, which refer to power elements, electric devices and adaptive power supplies, are connected through leads, and specific connecting means refer to the following working principle that the electric connection is completed among the electric devices in sequence;
when a patient lies on the treatment chair, the patient can control the main stepping motor 15 and the auxiliary stepping motor 20 to start working through the switch on the grab bar 14, the rotation of the stepping motors is utilized to operate at a fixed angle step by step, and the characteristic of controlling the angular displacement by controlling the number of pulses is utilized, the main stepping motor 15 can drive the threaded screw rod 19 to control the grab bar 14 to ascend and descend, the auxiliary stepping motor 20 can control the grab bar 14 to rotate, thereby achieving the purpose of accurate positioning, the armrest of the treatment chair has good bidirectional stepless adjusting function, the patient has good experience when in treatment, when in need of moving, medical personnel can lift the placing bottom plate 3 by stepping on the pedal switch of the pedal type hydraulic cylinder 5, the four universal wheels 1 are utilized to support and fix the treatment chair, after moving, the placing bottom plate 3 is put down by utilizing the pedal type hydraulic cylinder 5, because the four corners at the top of the placing bottom plate 3 are all provided with the through grooves matched with the universal wheels 1, the universal wheels 1 can be contained in the through grooves in the descending process of the placing bottom plate 3, the rubber base plate 2 at the bottom of the placing bottom plate 3 is contacted with the ground, a good anti-skidding effect is achieved, the placing is stable, the treatment chair is more flexible and convenient to use, when patients with different figures are used, medical personnel can drive the back plate 12 to ascend and descend through the linear electric push rod 8, the height of the treatment chair back plate 12 is adjusted, the treatment chair can be suitable for the patients with different figures, meanwhile, when the actions such as bending, bending up and resetting are adjusted, the control is carried out through the double-shaft stepping motor and the linear electric push rod 8, when the actions such as bending, bending up and resetting are adjusted, the treatment chair has a stepless adjusting function, the comfort of the patients when the treatment chair is, the application range of the treatment chair is remarkably improved.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (7)
1. A treatment chair with a bidirectional stepless armrest adjusting function comprises a base support (4) and is characterized in that a mounting groove is formed in the center of the top of the base support (4), pedal hydraulic cylinders (5) are connected to the inside of the mounting groove through bolts, a placement bottom plate (3) is connected to the bottom ends of piston rods of the pedal hydraulic cylinders (5) through bolts, rubber base plates (2) are connected to the bottom of the placement bottom plate (3) through screws, supporting rods (6) are welded to four corners of the top of the base support (4), the top ends of the four supporting rods (6) are connected with a same chair seat (16) through bolts, a leg base plate (17) is arranged on one side of the chair seat (16), an installation frame (7) is arranged on the other side of the chair seat (16), and linear electric push rods (8) are connected to two sides of the, the top ends of the movable rods of the two linear electric push rods (8) are connected with the same back plate (12) through bolts, two ends of one side of the back plate (12) are both connected with reinforcing rib plates (9) through bolts, one sides of the two reinforcing rib plates (9) far away from each other are connected with rectangular square boxes (13) through bolts, threaded lead screws (19) are connected between the top inner walls and the bottom inner walls of the two rectangular square boxes (13) through bearings, ball nuts are in threaded connection with the middle parts of the circumferential outer walls of the two threaded lead screws (19), one sides, far away from each other, of the two ball nuts are connected with mounting shells (21) through bolts, auxiliary stepping motors (20) are connected with the insides of the two mounting shells (21) through bolts, and the output shafts of the two auxiliary stepping motors (20) are connected with movable covers (18) through bolts, and the side, far away from each other, of each of the two movable covers (18) is connected with a grab rail (14) through bolts.
2. The therapeutic chair with the function of bidirectionally and steplessly adjusting the armrests as claimed in claim 1, wherein the two sides of the bottom of the chair seat (16) are connected with two-shaft stepping motors through bolts, and the output shafts at the two ends of one of the two-shaft stepping motors are firmly connected with the leg backing plate (17) through screws, and the output shafts at the two ends of the other two-shaft stepping motor are respectively connected with the inner walls at the two sides of the mounting rack (7) through bolts.
3. The treatment chair with the function of bidirectionally and steplessly adjusting the armrests as claimed in claim 2, wherein the four corners of the bottom of the base support (4) are connected with universal wheels (1) through bolts, and the four corners of the top of the placing bottom plate (3) are provided with through grooves adapted to the universal wheels (1).
4. The therapeutic chair with the function of bidirectionally and steplessly adjusting the armrests according to claim 3, wherein the top of the back plate (12) is connected with an elastic connecting rod (11) through a bolt, and the other end of the elastic connecting rod (11) is connected with a headrest (10) through a bolt.
5. The therapeutic chair with the function of bidirectional stepless adjusting arm rest as claimed in claim 4, wherein the top of the back plate (12), the seat (16) and the leg pad (17) are all connected with a protective pad through screws, and the outer sides of the two arm rest rods (14) are covered with leather pads.
6. The therapeutic chair with the function of bidirectionally and steplessly adjusting the armrests as claimed in claim 5, wherein the bottoms of the two rectangular square boxes (13) are connected with main stepping motors (15) through bolts, and the output shafts of the two main stepping motors (15) are respectively in transmission connection with the two threaded lead screws (19) through bolts.
7. The therapeutic chair with the function of bidirectionally and steplessly adjusting the armrests as claimed in claim 6, wherein said linear electric push rod (8), said main stepping motor (15), said auxiliary stepping motor (20) and said dual-shaft stepping motor are connected with a switch and a power cord through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822183023.7U CN209808914U (en) | 2018-12-25 | 2018-12-25 | Treatment chair with bidirectional stepless armrest adjusting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822183023.7U CN209808914U (en) | 2018-12-25 | 2018-12-25 | Treatment chair with bidirectional stepless armrest adjusting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209808914U true CN209808914U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822183023.7U Active CN209808914U (en) | 2018-12-25 | 2018-12-25 | Treatment chair with bidirectional stepless armrest adjusting function |
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| Country | Link |
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| CN (1) | CN209808914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112120732A (en) * | 2020-10-22 | 2020-12-25 | 山西白求恩医院(山西医学科学院) | Special ultrasonic doctor examination chair capable of automatically lifting arm |
-
2018
- 2018-12-25 CN CN201822183023.7U patent/CN209808914U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112120732A (en) * | 2020-10-22 | 2020-12-25 | 山西白求恩医院(山西医学科学院) | Special ultrasonic doctor examination chair capable of automatically lifting arm |
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