CN213451310U

CN213451310U - Adjusting shaft bracket for table top of operating table

Info

Publication number: CN213451310U
Application number: CN202022446422.5U
Authority: CN
Inventors: 邱迎秋
Original assignee: Nanjing Chenquan Machinery Manufacturing Co ltd
Current assignee: Nanjing Chenquan Machinery Manufacturing Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-15
Anticipated expiration: 2030-10-28

Abstract

The utility model relates to an adjusting shaft frame for operation table mesa relates to the shaft frame field, adjusting shaft frame includes the bed frame, still includes regulating block and locking Assembly, the bed frame runs through to be provided with wears to establish the groove, the regulating block has at least three and slides and set up on the cell wall of wearing to establish the groove, at least three the regulating block is close to mutually and forms the support rotor groove, locking Assembly sets up on the bed frame and is used for fixed regulating block. The application can reduce the influence of size machining precision on the installation of the adjusting shaft paddle and the rotating shaft.

Description

Adjusting shaft bracket for table top of operating table

Technical Field

The application relates to the field of shaft frames, in particular to an adjusting shaft frame for a table top of an operating table.

Background

The shaft bracket is a bracket used for supporting the rotating shaft to rotate and plays a role in supporting and guiding.

The chinese patent with publication number CN207979945U discloses an adjusting shaft bracket for operation table top, including the base, the base includes about two parallel arrangement's fixed plate, two connecting plates that are used for connecting two fixed plates around, the top of two fixed plates is equipped with a plurality of mounting holes along self length direction is sunken, the mounting hole is used for fixed with operation table mesa bottom, the middle part of two fixed plates runs through and has seted up the push rod hole, the middle part of two connecting plates runs through and is equipped with even shaft hole. Two push rod holes that two fixed plates were equipped with on the base are coaxial, and the push rod hole on two mesas is convenient for drive arrangement's both ends to be connected, and two are even the axle hole coaxial, are convenient for wear to establish the axis of rotation fixed with the mesa at the middle part, when the angle modulation around needs adjacent mesa carries out, only need drive arrangement promote the base, and the base then drives the mesa on upper portion and removes, realizes the regulation of heeling around.

With respect to the related art in the above, the inventors consider that: in the use process of the above patent, the rotating shaft needs to be attached to the wall of the connecting shaft hole, and once the machining size of the connecting shaft hole or the rotating shaft is misaligned, the rotating shaft cannot be installed on the adjusting shaft frame.

SUMMERY OF THE UTILITY MODEL

In order to reduce the influence of size machining precision to adjustment shaft oar and pivot installation, this application provides an adjustment shaft bracket for operation table mesa.

The application provides a adjust pedestal for operation table mesa adopts following technical scheme:

the utility model provides an adjusting shaft frame for operation table mesa, includes the bed frame, still includes regulating block and locking Assembly, the bed frame runs through and is provided with the groove of wearing to establish, the regulating block has at least three and slides and set up on the cell wall of wearing to establish the groove, at least three the regulating block is close to mutually and forms the end and support the turn trough, locking Assembly sets up on the bed frame and is used for fixed regulating block.

Through taking above-mentioned technical scheme, the regulating block slides on the bed frame to can adjust the size that supports the turn trough, insert the regulating block smoothly in the pivot to being close to the side after, can utilize locking Assembly to stabilize the regulating block and support on the pivot perisporium, make the pivot normally rotate, thereby this application can effectively reduce the influence of size machining precision to regulation shaft oar and pivot installation.

Optionally, locking Assembly includes locking lever, locking ring and deformation ring, the locking lever is connected with the regulating block and is followed and support the rotary tank axial extension, be provided with the lock solid annular on the bed frame, the lock solid annular is located wears to establish groove week side, locking ring threaded connection is on the lock solid annular cell wall, the deformation ring sets up on the ring inner wall of locking ring, the deformation ring internal diameter is along the direction grow gradually that is close to the bed frame, the locking lever is kept away from the lateral wall interference butt of locking ring with the deformation ring.

Through adopting above-mentioned technical scheme, along with locking ring and lock solid annular threaded connection, the locking ring can drive the deformation ring and remove towards the bed frame, from deformation ring support the locking lever gradually for the locking lever drives the regulating block and supports on the pivot perisporium, and after the regulating block supported in the pivot, reuse power rotated the locking ring, and the deformation that becomes the ring can be caused to the pressure between locking lever and the deformation ring, makes deformation ring and locking lever interference butt together, thereby can fix a position the regulating block firmly.

Optionally, a first adjusting groove is radially arranged on the wall of the through groove along the supporting rotating groove, the adjusting block is inserted into the wall of the first adjusting groove and connected with the wall of the first adjusting groove in a sliding manner, a yielding sliding groove communicated with the first adjusting groove is formed in the side wall of the base frame, the lock rod extends into the first adjusting groove through the yielding sliding groove, and one end of the lock rod extends into the first adjusting groove and is connected with the adjusting block through threads.

Through adopting above-mentioned technical scheme, insert the regulating block in first adjustment tank, then insert the locking lever in first adjustment tank through the spout of stepping down to make locking lever and regulating block threaded connection, can make the locking lever drive the regulating block and remove.

Optionally, radially be provided with the second adjustment tank along supporting the rotary trough on the wearing and setting up groove cell wall, the second adjustment tank runs through towards one side cell wall of deformation ring and is provided with the logical groove of stepping down, the regulating block is inserted and is established on the second adjustment tank cell wall and with the butt that slides of second adjustment tank, locking lever fixed connection is on the regulating block and with the logical groove cell wall of stepping down butt that slides.

Through taking above-mentioned technical scheme, directly insert the regulating block in the second adjustment tank, the locking lever inserts the logical groove of stepping down, can make the locking lever drive the regulating block and slide convenient and fast.

Optionally, a reinforced rubber block is arranged at the position where the deformation ring is in interference abutment with the lock rod, and the side wall of the reinforced rubber block far away from the deformation ring is connected with the lock rod.

Through adopting above-mentioned technical scheme, strengthen the firm in connection nature between locking lever and the deformation ring to make the regulating block support on the pivot perisporium more steadily, make the pivot steady rotation.

Optionally, one end of the adjusting block, which is far away from the wall of the through groove, is provided with a spherical arc groove, and a rolling ball is rotatably connected in the wall of the spherical arc groove.

By adopting the technical scheme, the rolling ball freely rotates in the spherical arc groove, so that the adjusting block is relatively stably supported on the peripheral wall of the rotating shaft to limit the rotating shaft, and the rolling ball rolls, so that the rotating shaft can smoothly rotate on the base frame.

Optionally, an oil groove is formed in the groove wall, away from the notch, of the spherical arc groove, an oil filling hole penetrates through the groove wall of the oil groove, and a plug is arranged in the oil filling hole.

By adopting the technical scheme, the rolling ball does not roll for a circle in the ball arc groove, and the lubricating oil in the oil groove can be attached to the rolling ball, so that the rolling of the rolling ball is smoother, and the rotation of the rotating shaft is smoother.

Optionally, the plug includes at least two elastic sectors, and the oil hole is sealed when the elastic sectors are in a natural state.

Through adopting above-mentioned technical scheme, when the pivot normally worked, elasticity fan piece normally blocks up the oil filler point, when not having lubricating oil in the oil groove, can make elasticity fan piece deformation and open the oil filler point to can pour into smoothly in the oil groove, after the oiling, elasticity fan piece resumes natural state and seals the oil filler point again, convenient and fast.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the size of the supporting rotary groove can be adjusted by utilizing the sliding of the adjusting block and the fixing of the locking assembly on the adjusting block, so that the influence of the size processing precision on the installation of the adjusting shaft paddle and the rotating shaft can be effectively reduced;

2. the reinforcing rubber block can strengthen the connection firmness between the lock rod and the deformation ring, so that the adjusting block is more stably abutted against the peripheral wall of the rotating shaft, and the rotating shaft stably rotates;

3. the rotary shaft is provided with the rolling ball, so that the rotary shaft can rotate on the base frame more smoothly.

Drawings

Fig. 1 is a schematic structural diagram of an adjusting pedestal in an embodiment of the present application.

Fig. 2 is a side view of an adjustment pedestal according to an embodiment of the present application.

Fig. 3 is a cross-sectional view at a-a in fig. 2.

Fig. 4 is an enlarged view at B in fig. 3.

Fig. 5 is an enlarged view at C in fig. 2.

Fig. 6 is an exploded view of the structure of the adjusting pedestal according to the second embodiment of the present application.

Description of reference numerals: 1. a base frame; 11. a base; 12. a support; 121. a groove is arranged in a penetrating way; 122. locking the ring groove; 2. an adjusting block; 21. supporting the rotary groove; 22. a spherical arc groove; 23. rolling a ball; 24. an oil sump; 25. an oil filler hole; 26. a plug; 261. an elastic fan block; 27. a screw groove; 3. a locking assembly; 31. a lock lever; 32. locking a ring; 33. a deformation ring; 4. a first regulating groove; 41. a yielding chute; 5. a second regulating groove; 51. a yielding through groove; 6. reinforcing the rubber block; 7. a rotating shaft.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses an adjusting shaft bracket for a table top of an operating table.

Example one

As shown in fig. 1 and 2, an adjusting shaft bracket for a table top of an operating table comprises a base frame 1, an adjusting block 2 and a locking assembly 3, and the adjusting shaft bracket comprises a base 11 and two supports 12 integrally connected to two sides of the base 11, wherein the two supports 12 are perpendicular to the base 11 and are parallel to each other, and circular through grooves 121 are respectively arranged on the opposite side walls of the two supports 12 in a penetrating manner; the number of the adjusting blocks 2 is at least three, the number of the adjusting blocks 2 can be three, four, five and the like, and the number of the adjusting blocks 2 is three in the embodiment.

As shown in fig. 3 and 4, three first adjusting grooves 4 extending in the radial direction are respectively formed on the circumferential groove wall of the through groove 121, the adjusting blocks 2 are slidably arranged on the first adjusting grooves 4 in the radial direction of the through groove 121, the adjacent ends of the three adjusting blocks 2 are smooth and form a supporting rotating groove 21, and the locking assembly 3 is arranged on the base frame 1 and is used for fixing the adjusting blocks 2.

At first, locking Assembly 3 does not fix regulating block 2, and regulating block 2 freely slides in first adjustment tank 4, wear pivot 7 behind three regulating block 2's opposite side, utilize locking Assembly 3 to slide regulating block 2 for regulating block 2 supports on pivot 7 perisporium, utilizes locking Assembly 3 fixed regulating block 2 at last, can wear to establish pivot 7 steadily in the support turn trough 21 that three regulating block 2 formed, thereby pivot 7 rotates steadily between two supports 12.

As shown in fig. 3 and 4, the locking assembly 3 includes a locking rod 31, a locking ring 32 and a deformation ring 33, a yielding sliding slot 41 is provided on the side wall of the two supports 12 facing away from each other, the yielding sliding slot 41 extends to the first adjusting slot 4, and the length direction of the yielding sliding slot 41 extends through the radial extension of the slot 121, the locking rod 31 is inserted into the first adjusting slot 4 through the yielding sliding slot 41 and abuts against the slot wall of the yielding sliding slot 41, the adjusting block 2 is inserted into the side wall of the first adjusting slot 4 and is provided with a screw slot 27, so that after one end of the adjusting block 2 is inserted into the first adjusting slot 4, the locking rod 31 is inserted into the yielding sliding slot 41, the locking rod 31 is in threaded connection with the screw slot 27, and the locking rod 31 and the adjusting block 2 can be connected together.

As shown in fig. 3 and 4, the two support bases 12 are further provided with a locking ring groove 122 on the side wall facing away from each other, the locking ring groove 122 is located on the periphery of the through groove 121 and is concentric with the through groove 121, the locking ring 32 is screwed on the groove wall of the locking ring groove 122, the deformation ring 33 is fixedly connected on the inner wall of the locking ring 32, and the inner diameter of the deformation ring 33 is gradually increased along the direction approaching the base frame 1.

As shown in fig. 3 and 4, after the locking bar 31 and the adjusting blocks 2 are connected, the rotating shaft 7 is inserted inside the three adjusting blocks 2, the locking bar 31 is located inside the maximum inner diameter of the deformation ring 33, the locking ring 32 is rotated, the locking ring 32 drives the deformation ring 33 to move towards the support 12, so that the deformation ring 33 pushes the locking bar 31 to approach the rotating shaft 7, the adjusting blocks 2 gradually abut against the rotating shaft 7 until the adjusting blocks 2 abut against the rotating shaft 7, and the locking bar 31 can cause the deformation ring 33 to deform to interfere with the deformation ring 33, so that the adjusting blocks 2 form a stable supporting rotating groove 21 for the rotating shaft 7 to rotate. In addition, in order to fix the adjusting block 2 better, epoxy resin glue can be coated at the abutting part of the deformation ring 33 and the lock rod 31, and after the epoxy resin glue is dried, the reinforcing glue block 6 can be formed between the lock rod 31 and the deformation ring 33, so that the connecting strength between the lock rod 31 and the deformation ring 33 is improved.

As shown in fig. 4 and 5, in order to avoid that the deformation force required by the deformation ring 33 is too large and thus the adjusting block 2 is pressed against the rotating shaft 7 too tightly, which affects the rotation of the rotating shaft 7, in this embodiment, the end wall of the adjusting block 2 extending into the first adjusting groove 4 is provided with a spherical arc groove 22, the length of the spherical arc groove 22 along the radial direction of the through groove 121 is three-fourths of the diameter of the through groove, and the groove wall of the spherical arc groove 22 is rotatably connected with a rolling ball 23; and be provided with oil groove 24 on the cell wall of notch is kept away from to spherical arc groove 22, oil groove 24 is three for spherical radius of spherical arc groove 22 along wearing to establish the axial width in groove 121, and oil groove 24 cell wall runs through and is provided with oil filler point 25, is provided with end cap 26 in the oil filler point 25, and end cap 26 includes two at least elasticity fan 261, and elasticity fan 261 can have two, three, four etc. elasticity fan 261 in this embodiment has two. With the syringe, the injection head in the syringe is inserted into the oil groove 24 through the elastic sector 261, lubricating oil is injected into the oil groove 24, and then the syringe is pulled out, and the elastic sector 261 returns to a natural state to close the oil hole 25, so that the rolling ball 23 is lubricated by the lubricating oil, and the rotating shaft 7 smoothly rotates on the rolling ball 23.

The implementation principle of the first embodiment is as follows: after one end of each adjusting block 2 is inserted into the first adjusting groove 4, the lock rod 31 is inserted into the abdicating sliding groove 41, so that the lock rod 31 is in threaded connection with the groove wall of the spiral groove 27, at the moment, the deformation ring 33 is far away from the lock rod 31, then the rotating shaft 7 is penetrated on the opposite side of the three adjusting blocks 2, the locking ring 32 is rotated, the locking ring 32 drives the deformation ring 33 to move towards the support 12, the deformation ring 33 pushes the lock rod 31 to be close to the rotating shaft 7, the adjusting blocks 2 gradually abut against the rotating shaft 7 until the rolling balls 23 abut against the rotating shaft 7, at the moment, the lock rod 31 can enable the deformation ring 33 to deform to abut against the deformation ring 33 in an interference manner, finally, epoxy resin glue is coated at the abutting position of the deformation ring 33 and the lock rod 31, the epoxy resin glue is dried to form the reinforcing rubber block 6, and.

Example two

As shown in fig. 6, the present embodiment is different from the first embodiment in that: locking lever 31 and regulating block 2 body coupling radially are provided with second adjustment tank 5 along supporting the revolving chute 21 on the cell wall of wearing to establish the groove 121, and the cell wall that second adjustment tank 5 kept away from another support 12 runs through and is provided with the logical groove 51 of stepping down, and the logical groove 51 of stepping down radially runs through on the cell wall of wearing to establish the groove 121 along wearing to establish the groove 121, and the logical groove 51 of stepping down is less than the width along wearing to establish the groove 121 circumference of second adjustment tank 5 along the width of wearing to establish the groove 121 circumference in addition.

The implementation principle of the second embodiment is as follows: when inserting regulating block 2 in second adjustment tank 5, locking lever 31 also inserts the logical groove 51 of stepping down, and regulating block 2 slides the butt with the 5 cell walls of second adjustment tank simultaneously, and locking lever 31 slides the butt with the logical groove 51 cell walls of stepping down, and locking lever 31 can stably drive regulating block 2 to butt on 7 perisporums of pivot.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an adjust pedestal for operation table mesa, includes bed frame (1), its characterized in that: still include regulating block (2) and locking Assembly (3), bed frame (1) runs through and is provided with wearing to establish groove (121), regulating block (2) have at least three and slide the setting on the cell wall of wearing to establish groove (121), at least three regulating block (2) are close to mutually and form end support rotary slot (21), locking Assembly (3) set up on bed frame (1) and are used for fixed regulating block (2).

2. An adjustment shaft mount for a surgical bed table according to claim 1, characterized in that: locking Assembly (3) are including locking lever (31), locking ring (32) and deformation ring (33), locking lever (31) are connected and are followed support rotary trough (21) axial extension with regulating block (2), be provided with lock ring groove (122) on bed frame (1), lock ring groove (122) are located and wear to establish groove (121) week side, locking ring (32) threaded connection is on lock ring groove (122) cell wall, deformation ring (33) set up on the ring inner wall of locking ring (32), deformation ring (33) ring internal diameter is along the direction grow gradually that is close to bed frame (1), locking lever (31) and deformation ring (33) keep away from the lateral wall interference butt of locking ring (32).

3. An adjustment shaft mount for a surgical bed table according to claim 2, characterized in that: wear to establish on groove (121) cell wall and radially be provided with first adjustment tank (4) along supporting revolving chute (21), regulating block (2) are inserted and are established on first adjustment tank (4) cell wall and slide with first adjustment tank (4) cell wall and be connected, be provided with on bed frame (1) lateral wall and communicate with each other with first adjustment tank (4) spout of stepping down (41), locking lever (31) stretch into in first adjustment tank (4) through stepping down spout (41), locking lever (31) stretch into first adjustment tank (4) one end and regulating block (2) threaded connection.

4. An adjustment shaft mount for a surgical bed table according to claim 2, characterized in that: wear to establish on groove (121) cell wall and radially be provided with second adjustment tank (5) along supporting revolving chute (21), second adjustment tank (5) run through towards one side cell wall of deformation ring (33) and are provided with logical groove (51) of stepping down, regulating block (2) are inserted and are established on second adjustment tank (5) cell wall and with the butt that slides of second adjustment tank (5), locking lever (31) fixed connection on regulating block (2) and with the butt that slides of logical groove (51) cell wall of stepping down.

5. An adjustment shaft mount for a surgical bed table according to claim 2, characterized in that: the position of deformation ring (33) and locking lever (31) interference butt is provided with consolidates and glues piece (6), consolidate and glue the lateral wall that piece (6) kept away from deformation ring (33) and be connected with locking lever (31).

6. An adjustment shaft mount for a surgical bed table according to claim 1, characterized in that: one end, far away from the wall of the through groove (121), of the adjusting block (2) is provided with a spherical arc groove (22), and a rolling ball (23) is rotationally connected in the wall of the spherical arc groove (22).

7. An adjustment shaft mount for a surgical bed table according to claim 6 wherein: an oil groove (24) is formed in the groove wall, away from the notch, of the spherical arc groove (22), an oil filling hole (25) penetrates through the groove wall of the oil groove (24), and a plug (26) is arranged in the oil filling hole (25).

8. An adjustment shaft mount for a surgical bed table according to claim 7, characterized in that: the plug (26) comprises at least two elastic sectors (261), and the oil filling hole (25) is sealed when the elastic sectors (261) are in a natural state.