CN210240199U

CN210240199U - Tapered sleeve with lock

Info

Publication number: CN210240199U
Application number: CN201921020725.1U
Authority: CN
Inventors: Qiang Liu; 刘强
Original assignee: Hangzhou Huayiqiang Industrial Co ltd
Current assignee: Hangzhou Huayiqiang Industrial Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-04-03
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a locking type taper sleeve, which comprises a sleeve, wherein the sleeve comprises an upper sleeve and a lower sleeve, a locking device is arranged in the lower sleeve, the locking device comprises a locking piece and a fixing piece, the locking piece comprises a left buckling arm and a right buckling arm, a left block is fixedly arranged at the upper end of one side of the left buckling arm, a right block is fixedly arranged at the upper end of one side of the right buckling arm, fixing grooves are respectively arranged on the side walls of the left buckling arm and the right buckling arm, the fixing piece is positioned in the fixing grooves, the fixing piece comprises a fixing block and a moving rod, two positioning grooves are symmetrically arranged on the side wall of the lower sleeve, positioning holes are arranged on the inner wall of the positioning grooves, the height of the positioning holes is larger than that of the moving rod, the moving rod is in sliding fit with the positioning holes, the structure of the utility model is reasonable, an object is sleeved on the outer side of the upper sleeve, the object is fixed.

Description

Tapered sleeve with lock

Technical Field

The utility model relates to a fixing device field, in particular to take locking-type taper sleeve.

Background

In life, need process higher position many times, the workman need climb the eminence through equipment such as scaffold frame, just can process afterwards. For some positions with larger width or more complex, the tool capable of touching the upper side is adopted, so that the workload of workers can be greatly reduced.

The telescopic rod can be used for freely extending and retracting the long rod, after a certain functional component is fixed at one end of the telescopic rod, the telescopic rod can extend the functional component to a higher position, and certain processing treatment is carried out on the position.

However, the connection between the common telescopic rod and the functional component is troublesome, and the functional component cannot be conveniently taken down from the telescopic rod, so that the functional component is troublesome to replace. In view of the above problems, a solution is proposed as follows.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a take locking-type taper sleeve has can be very convenient fix functional unit and telescopic link to make the change of functional unit can be more convenient advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a locking type conical sleeve comprises a sleeve body, wherein the sleeve body comprises an upper sleeve body and a lower sleeve body, the diameter of the upper sleeve body is smaller than that of the lower sleeve body, the lower end of the upper sleeve body is fixedly connected with the upper end of the lower sleeve body, an upper mounting cavity is arranged in the upper sleeve body, an adjusting opening is formed in the upper sleeve body and communicated with the inside of the upper mounting cavity, a lower mounting cavity is arranged in the lower sleeve body, the inner diameter of the lower mounting cavity is larger than that of the upper mounting cavity, the lower mounting cavity is communicated with the upper mounting cavity, the lower end of the lower mounting cavity penetrates through the lower end of the lower sleeve body and is communicated with the outside, a locking device is arranged in the lower mounting cavity, the upper end of the locking device is located in the upper mounting cavity, the lower end of the locking device is located in the lower mounting cavity, the locking device comprises a locking piece and a fixing piece, and, the upper end of one side of the left buckling arm is fixedly provided with a left block, the upper end of one side of the right buckling arm is fixedly provided with a right block, the left block and the right block are symmetrically arranged, one opposite side of the left block and the right block is respectively provided with a clamping groove, a spring is arranged in the clamping groove, two ends of the spring are respectively positioned in the two clamping grooves and fixedly connected with the inner parts of the two clamping grooves, the lower end of one side of the left buckling arm is fixedly provided with a connecting block, the connecting block is provided with a connecting groove, the lower end of one side of the right buckling arm is fixedly provided with a connecting arm, the connecting arm is positioned in the connecting groove and matched with the connecting groove, a first rotating hole is arranged on the connecting arm, a second rotating hole is arranged on the connecting block, the first rotating hole is communicated with the second rotating hole, a connecting rod is inserted in the first rotating hole and is matched with the second rotating hole in a rotating way and is matched with the two rotating, and with the lateral wall normal running fit of installation cavity down, all be equipped with the fixed slot on the lateral wall of left side knot arm and right side knot arm, the mounting is located the fixed slot, the mounting includes fixed block and carriage release lever, the fixed port has been seted up on the fixed block, the carriage release lever is pegged graft on the fixed port, and with the fixed port cooperation, the symmetry is equipped with two constant head tanks on the lateral wall of lower pipe box, the locating hole has been seted up on the inner wall of constant head tank, the both ends of carriage release lever are worn out from two locating holes respectively, and are located the constant head tank, the height of locating hole is greater than the height of carriage release lever, carriage release lever and locating hole sliding fit.

Adopt above-mentioned technical scheme, the lower pot head of lower installation cavity is established on the telescopic link, it is fixed with the telescopic link to make lower pipe box, functional unit overlaps in the outside of last pipe box, left side piece and right piece are to the both sides separation under the effect of spring, make the both sides of left side piece and right piece can support on functional unit's inner wall, block functional unit, upwards promote the both ends of carriage release lever, make the carriage release lever can upwards slide along the locating hole, the carriage release lever drives the fixed block and upwards slides, make the upper end of fixed block can support between left side knot arm and right knot arm, make left side knot arm and right knot arm can not draw close to the centre, thereby make left side fast and right piece can not draw close to the centre, make left side piece and right piece can support functional unit, realize the fixed to functional unit.

Preferably, the upper end of the fixed block is symmetrically provided with two fixed arms, the fixed arms are provided with grooves, and convex blocks are fixedly arranged in the fixed grooves and matched with the grooves.

Adopt above-mentioned technical scheme, when the carriage release lever is located the lower extreme of locating hole, the lug is located the top of two fixed arms, press this moment left side and detain the arm and can drive left piece and right piece and be close to each other with right side knot arm, the functional unit's of being convenient for installation and dismantlement, when the carriage release lever is one when the top of locating hole, the fixed block can be along with the carriage release lever rebound, two lugs enter into the recess on two fixed arms, the fixed arm supports the lug, make left side detain the arm and the right side detain the arm can't be close to each other again, thereby make left side piece and right piece can not draw close each other, realize fixing to functional unit.

Preferably, both ends of the moving rod are provided with push pieces, the push pieces are located in the positioning grooves and are in sliding fit with the positioning grooves, one side, far away from the positioning grooves, of each push piece is arc-shaped, and one side, far away from the positioning grooves, of each push piece is fixedly provided with a first anti-slip column.

By adopting the technical scheme, the push sheet is pushed, the push sheet can drive the moving rod to move, the moving rod is adjusted, and the first anti-slip column can increase the friction between a hand and the push sheet, so that the push sheet is more convenient to move.

Preferably, the push sheet comprises a first push sheet and a second push sheet, one side of the first push sheet is fixedly connected with one end of the moving rod, an insertion rod is fixedly arranged on one side of the second push sheet, one end of the moving rod is provided with a socket, and the insertion rod is in insertion fit with the socket.

By adopting the technical scheme, the insertion rod is inserted into the insertion opening, the second push piece is fixed with the moving rod, the second push piece is fixed, the second push piece can be separated from the moving rod, and the moving rod is convenient to replace.

Preferably, a pressing block is fixedly arranged on one side of each of the left buckling arm and the right buckling arm, and a plurality of second anti-skidding columns are fixedly arranged on the surface of each pressing block.

By adopting the technical scheme, the two pressing blocks are pressed to enable the two pressing blocks to be close to each other, so that the left buckling arm and the right buckling arm are close to each other, and the functional component can be sleeved on the left buckling arm and the right buckling arm.

Preferably, the upper sides of the left block and the right block are both inclined planes.

By adopting the technical scheme, the functional component is sleeved from the upper end of the upper pipe sleeve and moves downwards from the upper sides of the left block and the right block, the upper sides of the left block and the right block are inclined planes, and the functional component can be more conveniently sleeved on the left block and the right block.

Preferably, four anti-slip grooves are formed in the outer side of the upper pipe sleeve.

By adopting the technical scheme, the anti-slip groove is clamped in the functional part, so that the functional part cannot rotate on the upper pipe sleeve, and the functional part can complete work.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a sectional view of the embodiment;

fig. 3 is another cross-sectional view of the embodiment.

Reference numerals: 1. pipe sleeving; 11. an upper mounting cavity; 12. an adjustment port; 2. a pipe sleeve is arranged; 21. a lower mounting cavity; 3. a fastener; 31. a left buckle arm; 32. a right buckle arm; 33. a left block; 34. a right block; 35. a spring; 36. connecting blocks; 37. a connecting arm; 38. a connecting rod; 4. a fixing member; 41. a fixed block; 42. a travel bar; 43. positioning a groove; 44. a fixed arm; 45. a groove; 46. a bump; 5. a first push sheet; 51. a second push sheet; 52. inserting a rod; 53. a first anti-slip column; 6. a pressing block; 61. a second anti-slip column; 7. and (4) an anti-slip groove.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1 and 2, the locking type taper sleeve comprises a sleeve, wherein the sleeve comprises an upper sleeve 1 and a lower sleeve 2, the diameter of the upper sleeve 1 is smaller than that of the lower sleeve 2, and the lower end of the upper sleeve 1 is fixedly connected with the upper end of the lower sleeve 2. A lower mounting cavity 21 is arranged in the lower pipe sleeve 2, the inner diameter of the lower mounting cavity 21 is larger than that of the upper mounting cavity 11, the lower mounting cavity 21 is communicated with the upper mounting cavity 11, and the lower end of the lower mounting cavity 21 penetrates through the lower end of the lower pipe sleeve 2 and is communicated with the outside. The lower mounting cavity 21 is sleeved at one end of the telescopic rod and fixed with one end of the telescopic rod.

As shown in fig. 1 and 2, an upper mounting cavity 11 is arranged in the upper pipe sleeve 1, an adjusting opening 12 is formed in the upper pipe sleeve 1, and the adjusting opening 12 is communicated with the inside of the upper mounting cavity 11. The outer side of the upper pipe sleeve 1 is provided with four anti-skid grooves 7.

The functional unit inserts from the upper end of last pipe box 1, goes up four anti-skidding grooves 7 cards on pipe box 1 on the inner wall of functional unit, makes can not take place relative rotation between functional unit and the last pipe box 1 to make the completion work that the functional unit can be better.

As shown in fig. 1 and 2, a locking device is disposed in the lower mounting cavity 21, an upper end of the locking device is located in the upper mounting cavity 11, and a lower end of the locking device is located in the lower mounting cavity 21. The locking device comprises a locking piece 3 and a fixing piece 4, the locking piece 3 comprises a left buckling arm 31 and a right buckling arm 32, one side of the left buckling arm 31 and one side of the right buckling arm 32 are respectively provided with a pressing block 6, and the surface of the pressing block 6 is provided with a plurality of anti-skidding columns two 61. The upper end of one side of the left buckling arm 31 is fixedly provided with a left block 33, the upper end of one side of the right buckling arm 32 is fixedly provided with a right block 34, the left block 33 and the right block 34 are symmetrically arranged, and the upper sides of the left block 33 and the right block 34 are inclined planes.

As shown in fig. 1 and 2, a connecting block 36 is fixedly arranged at the lower end of one side of the left buckle arm 31, a connecting groove is arranged on the connecting block 36, and a connecting arm 37 is fixedly arranged at the lower end of one side of the right buckle arm 32, wherein the connecting arm 37 is positioned in the connecting groove and matched with the connecting groove. As shown in the figures, the connecting arm 37 is provided with a first rotating hole, the connecting block 36 is provided with a second rotating hole, and the first rotating hole is communicated with the second rotating hole. A connecting rod 38 is inserted in the first rotating hole, the connecting rod 38 penetrates through the first rotating hole and the second rotating hole and is in rotating fit with the two rotating holes, and two ends of the connecting rod 38 are inserted into the side wall of the lower installation cavity 21 and are in rotating fit with the side wall of the lower installation cavity 21.

The two pressing blocks 6 are pressed to make the two pressing blocks 6 approach each other, and the two pressing blocks 6 respectively apply force to one sides of the left buckle arm 31 and the right buckle arm 32 to make the lower ends of the left buckle arm 31 and the right buckle arm 32 rotate around the connecting rod 38. The upper ends of the left and right clasp arms 31 and 32 are brought close to each other, thereby bringing the left and

right blocks

33 and 34 close to each other.

As shown in fig. 2, the opposite sides of the left block 33 and the right block 34 are provided with two locking grooves, springs 35 are disposed in the locking grooves, and two ends of each spring 35 are respectively located in the two locking grooves and fixedly connected with the insides of the two locking grooves.

When left block 33 and right block 34 approach each other, spring 35 is compressed, so that spring 35 exerts an elastic force on left block 33 and right block 34. The functional components can pass through the positions of the left block 33 and the right block 34 and are completely sleeved on the upper pipe sleeve 1. When the two pressing blocks 6 are released, the force applied by the worker to the left buckle arm 31 and the right buckle arm 32 disappears, the left buckle arm 31 and the right buckle arm 32 will be separated to both sides under the action of the elastic force of the spring 35, so that the left end of the left block 33 and the right end of the right block 34 are both pressed against the inner wall of the functional component, and the functional component is fixed.

As shown in fig. 1 and 3, the moving rod 42 has two ends provided with pushing pieces, and the pushing pieces are located in the positioning slots 43 and are in sliding fit with the positioning slots 43. One side of the push sheet far away from the positioning groove 43 is arc-shaped, and one side of the push sheet far away from the positioning groove 43 is fixedly provided with a first anti-slip column 53. The push sheet comprises a first push sheet 5 and a second push sheet 51, and one side of the first push sheet 5 is fixedly connected with one end of the movable rod 42. An inserting rod 52 is fixedly arranged on one side of the second pushing sheet 51, a socket is arranged at one end of the moving rod 42, and the inserting rod 52 is matched with the socket in an inserting mode.

As shown in fig. 1 and 2, fixing grooves are formed on the sidewalls of the left and right buckle arms 31 and 32, and the fixing member 4 is located in the fixing grooves. The fixing member 4 includes a fixing block 41 and a moving rod 42, a fixing opening is formed on the fixing block 41, and the moving rod 42 is inserted into the fixing opening and is matched with the fixing opening. Two positioning grooves 43 are symmetrically arranged on the side wall of the lower pipe sleeve 2, positioning holes are arranged on the inner wall of each positioning groove 43, and two ends of the movable rod 42 respectively penetrate out of the two positioning holes and are positioned in the positioning grooves 43. The height of the positioning hole is greater than the height of the movable rod 42, and the movable rod 42 is in sliding fit with the positioning hole.

One end of the moving rod 42 penetrates through the positioning hole at one side of the lower pipe sleeve 2, penetrates through the fixing port on the fixing block 41, penetrates through the positioning hole at the other side of the lower pipe sleeve 2, and the first push sheet 5 is clamped in the positioning groove 43 at one side of the lower pipe sleeve 2. The inserting rod 52 on the second pushing piece 51 is inserted into the inserting opening on the moving rod 42, so that the second pushing piece 51 is fixed with the moving rod 42, and the second pushing piece 51 is clamped in the positioning groove 43 on the other side of the lower pipe sleeve 2.

As shown in fig. 2, two fixing arms 44 are symmetrically disposed at the upper end of the fixing block 41, a groove 45 is disposed on the fixing arm 44, a protrusion 46 is fixedly disposed in the groove, and the protrusion 46 is engaged with the groove 45.

When the two push pieces are located at the lowest end of the positioning slot 43, the two protrusions 46 are just located on the two fixing arms 44, and when the two pressing blocks 6 are pressed, the two protrusions 46 can be close to each other, so that the left buckling arm 31 and the right buckling arm 32 can be close to each other, the left block 33 and the right block 34 can be close to each other, the distance between the left block 33 and the right block 34 is reduced, and the functional component can be smoothly sleeved on the upper pipe sleeve 1.

After the functional component is sleeved on the upper pipe sleeve 1, the two pressing blocks 6 are released, so that the left block 33 and the right block 34 abut against the inner wall of the functional component under the action of the spring 35. The two pushing pieces are pushed upwards, so that the two pushing pieces drive the moving rod 42 to move upwards, the moving rod 42 drives the fixed block 41 to move upwards, and the two convex blocks 46 enter the two grooves 45. At this time, the two fixing arms 44 abut against the two projections 46, so that the two projections 46 can no longer approach each other, and the left buckle arm 31 and the right buckle arm 32 can no longer approach each other. The left buckle arm 31 and the right buckle arm 32 can not be close to each other, so that the left block 33 and the right block 34 can not be close to each other, and the left block 33 and the right block 34 can clamp the functional assembly to realize the fixation of the functional assembly.

Claims

1. A tapered sleeve with a lock comprises a sleeve, and is characterized in that the sleeve comprises an upper sleeve (1) and a lower sleeve (2), the diameter of the upper sleeve (1) is smaller than that of the lower sleeve (2), the lower end of the upper sleeve (1) is fixedly connected with the upper end of the lower sleeve (2), an upper mounting cavity (11) is arranged in the upper sleeve (1), an adjusting opening (12) is formed in the upper sleeve (1), the adjusting opening (12) is communicated with the inside of the upper mounting cavity (11), a lower mounting cavity (21) is arranged in the lower sleeve (2), the inner diameter of the lower mounting cavity (21) is larger than that of the upper mounting cavity (11), the lower mounting cavity (21) is communicated with the upper mounting cavity (11), the lower end of the lower mounting cavity (21) penetrates through the lower end of the lower sleeve (2) and is communicated with the outside, and a locking device is arranged in the lower mounting cavity (21), the upper end of the locking device is positioned in the upper installation cavity (11), the lower end of the locking device is positioned in the lower installation cavity (21), the locking device comprises a locking piece (3) and a fixing piece (4), the locking piece (3) comprises a left buckling arm (31) and a right buckling arm (32), the upper end of one side of the left buckling arm (31) is fixedly provided with a left block (33), the upper end of one side of the right buckling arm (32) is fixedly provided with a right block (34), the left block (33) and the right block (34) are symmetrically arranged, one opposite sides of the left block (33) and the right block (34) are respectively provided with clamping grooves, springs (35) are arranged in the clamping grooves, the two ends of the springs (35) are respectively positioned in the two clamping grooves and are fixedly connected with the inside of the two clamping grooves, the lower end of one side of the left buckling arm (31) is fixedly provided with a connecting block (36), and the connecting grooves are arranged on the connecting block (36), the lower extreme of right side knot arm (32) one side has set firmly linking arm (37), linking arm (37) are located the spread groove, and cooperate with the spread groove, it changes hole one to have seted up on linking arm (37), change hole two on connecting block (36), it communicates with each other with change hole two to change hole one, it is equipped with connecting rod (38) to change a hole interpolation, connecting rod (38) pass and change hole two and with two and change the equal normal running fit of hole, the both ends of connecting rod (38) are pegged graft on the lateral wall of installation cavity (21) down, and with the lateral wall normal running fit of installation cavity (21) down, all be equipped with the fixed slot on the lateral wall of left side knot arm (31) and right side knot arm (32), mounting (4) are located the fixed slot, mounting (4) include fixed block (41) and carriage release lever (42), fixed mouthful has been seted up on fixed block (41), the movable rod (42) is inserted into the fixed port and matched with the fixed port, two positioning grooves (43) are symmetrically formed in the side wall of the lower pipe sleeve (2), positioning holes are formed in the inner wall of each positioning groove (43), two ends of the movable rod (42) penetrate out of the two positioning holes respectively and are located in the positioning grooves (43), the height of each positioning hole is larger than that of the movable rod (42), and the movable rod (42) is in sliding fit with the positioning holes.

2. The tapered lock-type sleeve according to claim 1, wherein two fixing arms (44) are symmetrically arranged at the upper end of the fixing block (41), a groove (45) is arranged on each fixing arm (44), a convex block (46) is fixedly arranged in each fixing groove, and each convex block (46) is matched with each groove (45).

3. The tapered lock case according to claim 1, wherein both ends of the moving rod (42) are provided with a push piece, the push piece is located in the positioning groove (43) and is in sliding fit with the positioning groove (43), one side of the push piece away from the positioning groove (43) is arc-shaped, and one side of the push piece away from the positioning groove (43) is fixedly provided with a first anti-slip column (53).

4. The tapered sleeve with the lock according to claim 3, wherein the push piece comprises a first push piece (5) and a second push piece (51), one side of the first push piece (5) is fixedly connected with one end of the moving rod (42), an insertion rod (52) is fixedly arranged on one side of the second push piece (51), one end of the moving rod (42) is provided with a socket, and the insertion rod (52) is in insertion fit with the socket.

5. The tapered sleeve with the lock according to claim 1, wherein a pressing block (6) is fixedly arranged on each of one side of the left buckle arm (31) and one side of the right buckle arm (32), and a plurality of anti-slip columns II (61) are fixedly arranged on the surface of the pressing block (6).

6. The locking taper sleeve according to claim 1, wherein the upper sides of the left block (33) and the right block (34) are both beveled.

7. The tapered sleeve with lock according to claim 1, characterized in that the outer side of the upper sleeve (1) is provided with four anti-slip grooves (7).