CN210890296U

CN210890296U - Controller convenient to installation and dismantlement

Info

Publication number: CN210890296U
Application number: CN201921553392.9U
Authority: CN
Inventors: 江志军; 李江威; 李鹏飞
Original assignee: Tianjin Yingkezhuo Control Technology Co ltd
Current assignee: Tianjin Yingkezhuo Control Technology Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-06-30
Anticipated expiration: 2029-09-18

Abstract

The utility model provides a controller convenient for installation and disassembly, which comprises a protective shell, a multi-valve controller, a protective block, a detachable adjusting fixing frame structure, an adjustable protective seat structure, a rotatable protective cover structure, a fixed block, a baffle plate, a rotating shaft, a connecting sheet, an ear plate, an installation hole, a bottom plate, a protective plate and a locking sheet, wherein the multi-valve controller is embedded in the middle position of the inner side of the protective shell; the protective block is respectively glued at the middle positions of the upper part and the lower part of the left side in the protective shell and the middle positions of the upper part and the lower part of the right side in the protective shell. The utility model discloses the setting of mounting panel, installation pipe, installation pole, branch, connecting hole, protecting tube, protecting rod, stop block, buffering spring and fastening bolt is favorable to carrying out the dismouting to the controller; stay tube, bracing piece block the piece, and the shock attenuation spring, the installation piece, fixed pipe, the dead lever, the setting of construction bolt and base is favorable to improving the effect of the shock attenuation buffering of controller.

Description

Controller convenient to installation and dismantlement

Technical Field

The utility model belongs to the technical field of the controller, especially, relate to a controller convenient to installation and dismantlement.

Background

The multi-way valve is a reversing valve group capable of controlling a plurality of hydraulic actuating mechanisms to work simultaneously in engineering machinery, takes more than two reversing valves as main bodies, and is a multifunctional valve integrating the reversing valves, a one-way valve and an overflow valve into a whole. The operation of the multi-way valve mostly adopts a controller with an operating handle, the operating handle is often required to be manually reset in the process of operating the multi-way valve by using the controller, and the operation steps are optimized and the labor efficiency is improved.

The invention discloses a multi-way valve controller with the Chinese patent publication number of CN206036369U, and the invention provides the multi-way valve controller, which comprises a shell with an accommodating space and an operating handle arranged on the shell, and further comprises a gear shaft, a rack, a reset mechanism and a limiting mechanism arranged in the accommodating space, wherein the operating handle is connected with the gear shaft and used for driving the gear shaft to rotate, the gear shaft is meshed with the rack and used for driving the rack to move along the extending direction of the gear shaft, the limiting mechanism is symmetrically distributed on two sides of the gear shaft by taking the central axis of the gear shaft as the center and used for limiting the rotating angle of the gear shaft, and the reset mechanism is connected with the rack and used for driving the rack to return to the movement starting point along the movement path. But the current controller still has inconvenient dismouting, and the controller does not possess the function of shock attenuation buffering and the poor problem of protecting effect.

Therefore, it is necessary to provide a controller which is easy to install and disassemble.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a controller convenient to installation and dismantlement to solve the inconvenient dismouting of current controller, the controller does not possess the function of shock attenuation buffering and the poor problem of protecting effect. A controller convenient to mount and dismount comprises a protective shell, a multi-valve-path controller, a protective block, a detachable and adjustable fixing frame structure, an adjustable protective seat structure, a rotatable protective cover structure, a fixed block, a baffle plate, a rotating shaft, a connecting sheet, an ear plate, a mounting hole, a bottom plate, a protective plate and a locking sheet, wherein the multi-valve-path controller is embedded in the middle of the inner side of the protective shell; the protective block is respectively glued at the middle positions of the upper part and the lower part of the left side in the protective shell and the middle positions of the upper part and the lower part of the right side in the protective shell; the detachable adjusting fixing frame structure is arranged on the upper part of the protective shell; the adjustable protective seat structures are respectively arranged at the lower parts of the left side and the right side of the protective shell; the rotatable protective cover structure is arranged on the upper parts of the left side and the right side of the protective shell; the fixed blocks are respectively bolted at the middle positions of the left side and the right side of the upper part of the inner side of the protective shell; the baffle is connected to the middle position of the front surface of the fixed block through a rotating shaft; the connecting piece is connected to the lower part of the baffle plate through bolts; the ear plates are respectively bolted at the middle positions of the left side and the right side of the protective shell; the mounting hole is formed in the middle of the front surface of the ear plate; the bottom plate is connected to the lower part of the protective shell through bolts; the protection plates are sequentially bolted at the middle position of the bottom plate from left to right; the locking sheet is connected to the middle position of the front surface of the protection plate through a screw; the detachable adjusting fixing frame structure comprises a mounting plate, a mounting pipe, a mounting rod, a supporting rod, a connecting hole, a protective pipe, a protective rod, a blocking block, a buffer spring and a fastening bolt, wherein the mounting pipe is respectively bolted on the left side and the right side of the upper surface of the mounting plate; the mounting rod is longitudinally inserted at the upper part of the inner side of the mounting pipe; the supporting rod is connected to the right side of the upper surface of the mounting rod in a shaft mode; the connecting hole is formed in the middle of the upper part of the front surface of the support rod; the protective pipe is connected to the left side of the upper surface of the mounting pipe through a bolt; one end of the protection rod is welded at the lower part of the left side of the supporting rod, and the other end of the protection rod is transversely inserted at the right side in the protection pipe; the blocking block is connected to the left side of the protective rod through a bolt; one end of the buffer spring is welded on the left side of the interior of the protective pipe, and the other end of the buffer spring is welded on the left side of the stop block; the fastening bolt is in threaded connection with the joint of the mounting pipe and the mounting rod.

Preferably, the thickness of the protective block is set to be four millimeters to six millimeters; the protection block is specifically a rubber block.

Preferably, a rubber ring is arranged at the joint of the fixed block and the rotating shaft; the rubber ring is embedded on the outer wall of the rotating shaft; the diameter of the rotating shaft is set to be ten millimeters to twelve millimeters.

Preferably, the diameter of the buffer spring is set to be eight millimeters to ten millimeters; the buffer spring is a stainless steel spring.

Preferably, the diameter of the connecting hole is set to be four millimeters to six millimeters; the inner side of the connecting hole is embedded with a rubber layer.

Preferably, the adjustable protection seat structure comprises a supporting tube, a supporting rod, a blocking piece, a damping spring, an installation piece, a fixing tube, a fixing rod, an installation bolt and a base, wherein the supporting rod is longitudinally inserted at the lower part of the inner side of the supporting tube; the blocking piece is connected to the upper part of the supporting rod through a bolt; one end of the damping spring is welded at the upper part of the inner side of the supporting tube, and the other end of the damping spring is welded at the upper part of the barrier sheet; the mounting piece is connected to the lower part of the supporting rod through a bolt; the fixed pipe is connected to the middle position of the bottom of the mounting piece through a bolt; the fixed rod is longitudinally inserted at the lower part of the inner side of the fixed pipe; the mounting bolt is in threaded connection with the connecting part of the fixed pipe and the fixed rod; the base is connected to the lower part of the fixed rod through a bolt.

Preferably, the diameter of the damping spring is set to be ten millimeters to twelve millimeters; the damping spring is a cylindrical stainless steel spring; the upper part of the damping spring and the lower part of the damping spring are respectively glued with stainless steel rings with the diameter of two to four millimeters; the outer surface of the damping spring is embedded with a PVC plastic layer; the outer surface of the stainless steel ring is embedded with a rubber layer.

Preferably, the bottom of the base is provided with a rubber pad; the thickness of the rubber pad is set to be two millimeters to four millimeters; the bottom of the base is provided with a straight-line-shaped anti-skid line.

Preferably, the rotatable protective cover structure comprises a connecting block, a connecting rod, a fixed shaft, a connecting bolt and a protective cover, wherein the connecting rod is in threaded connection with the middle position of the left side of the connecting block; the connecting rod is connected to the middle position of the front surface of the connecting rod through a fixing shaft; the connecting bolt is in threaded connection with the connecting position of the connecting rod and the fixed shaft; the protective cover is connected to the left side of the connecting rod through a bolt.

Preferably, the protective cover is an arc acrylic plastic cover; the outer surface of the protective cover is embedded with a silica gel sleeve.

Preferably, a nylon limiting rope is arranged at the joint of the connecting block and the connecting rod; one end of the nylon limiting rope is connected to the right side inside the connecting block in a glued mode, and the other end of the nylon limiting rope is connected to the right side of the connecting rod in a glued mode.

Preferably, the mounting plate is connected with the protective shell through bolts.

Preferably, the supporting tube is connected with the protective shell through a bolt.

Preferably, the connecting block is connected with the protective shell through bolts.

Preferably, the multi-valve controller is a DMD-YJSS-10A type controller.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, mounting panel, installation pipe, installation pole, branch, connecting hole, protecting tube, the protecting rod blocks the piece, buffering spring and fastening bolt's setting is favorable to carrying out the dismouting to the controller.

2. The utility model discloses in, stay tube, bracing piece, block the piece, the damping spring, the installation piece, fixed pipe, the dead lever, the setting of construction bolt and base is favorable to improving the effect of the shock attenuation buffering of controller.

3. The utility model discloses in, connecting block, connecting rod, the fixed axle, the setting of connecting bolt and protection casing is favorable to protecting the otic placode.

4. In the utility model, the thickness of the protection block is set to be four millimeters to six millimeters; the protection block specifically adopts the rubber block, is favorable to protecting many valve way controller.

5. In the utility model, a rubber ring is arranged at the joint of the fixed block and the rotating shaft; the rubber ring is embedded on the outer wall of the rotating shaft; the diameter of the rotating shaft is set to be ten millimeters to twelve millimeters, so that the rotating shaft is prevented from being worn due to long-time use.

6. In the utility model, the diameter of the buffer spring is set to be eight to ten millimeters; the diameter of the buffer spring is specifically a stainless steel spring, and the diameter of the damping spring is set to be ten millimeters to twelve millimeters; the damping spring is a cylindrical stainless steel spring; the upper part of the damping spring and the lower part of the damping spring are respectively glued with stainless steel rings with the diameter of two to four millimeters; the outer surface of the damping spring is embedded with a PVC plastic layer; the outer surface of the stainless steel ring is embedded with a rubber layer, which is beneficial to preventing the buffering spring and the damping spring from rusting and breaking.

7. In the utility model, the diameter of the connecting hole is set to be four millimeters to six millimeters; the rubber layer is embedded on the inner side of the connecting hole, and the fixation of the controller is favorably improved.

8. In the utility model, the protective cover is an arc acrylic plastic cover; the outer surface of the protective cover is embedded with a silica gel sleeve, which is beneficial to reducing the manufacturing cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the detachable adjustable fixing frame structure of the present invention.

Fig. 3 is a schematic structural view of the adjustable protection seat structure of the present invention.

Fig. 4 is a schematic structural diagram of the rotatable protective cover structure of the present invention.

In the figure:

1. a protective shell; 2. a multi-valve controller; 3. a protection block; 4. the fixing frame structure can be detachably adjusted; 41. mounting a plate; 42. installing a pipe; 43. mounting a rod; 44. a strut; 45. connecting holes; 46. a protective tube; 47. a guard bar; 48. a blocking block; 49. a buffer spring; 410. fastening a bolt; 5. the structure of the adjustable protective seat; 51. supporting a tube; 52. a support bar; 53. a blocking sheet; 54. a damping spring; 55. mounting a sheet; 56. a fixed tube; 57. fixing the rod; 58. installing a bolt; 59. a base; 6. a rotatable shield structure; 61. connecting blocks; 62. a connecting rod; 63. a connecting rod; 64. a fixed shaft; 65. a connecting bolt; 66. a protective cover; 7. a fixed block; 8. a baffle plate; 9. a rotating shaft; 10. connecting sheets; 11. an ear plate; 12. mounting holes; 13. a base plate; 14. a protection plate; 15. a locking tab.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in figures 1 to 4

The utility model provides a controller convenient for installation and disassembly, which comprises a protective shell 1, a multi-valve controller 2, a protective block 3, a detachable adjustable fixing frame structure 4, an adjustable protective seat structure 5, a rotatable protective cover structure 6, a fixed block 7, a baffle 8, a rotating shaft 9, a connecting sheet 10, an ear plate 11, a mounting hole 12, a bottom plate 13, a protective plate 14 and a locking sheet 15, wherein the multi-valve controller 2 is embedded in the middle position of the inner side of the protective shell 1; the protection block 3 is respectively glued at the middle positions of the upper part and the lower part of the left side in the protection shell 1 and the middle positions of the upper part and the lower part of the right side in the protection shell 1; the detachable adjusting fixing frame structure 4 is arranged at the upper part of the protective shell 1; the adjustable protective seat structures 5 are respectively arranged at the lower parts of the left side and the right side of the protective shell 1; the rotatable protective cover structure 6 is arranged at the upper parts of the left side and the right side of the protective shell 1; the fixed blocks 7 are respectively bolted at the middle positions of the left side and the right side of the upper part of the inner side of the protective shell 1; the baffle 8 is connected to the middle position of the front surface of the fixed block 7 through a rotating shaft 9; the connecting piece 10 is connected to the lower part of the baffle plate 8 through bolts; the ear plates 11 are respectively bolted at the middle positions of the left side and the right side of the protective shell 1; the mounting hole 12 is formed in the middle of the front surface of the ear plate 11; the bottom plate 13 is connected to the lower part of the protective shell 1 through bolts; the protection plate 14 is sequentially bolted at the middle position of the bottom plate 13 from left to right; the locking sheet 15 is in screw connection with the middle position of the front surface of the protection plate 14; the detachable adjusting fixing frame structure 4 comprises a mounting plate 41, a mounting pipe 42, a mounting rod 43, a support rod 44, a connecting hole 45, a protective pipe 46, a protective rod 47, a blocking block 48, a buffer spring 49 and a fastening bolt 410, wherein the mounting pipe 42 is respectively bolted on the left side and the right side of the upper surface of the mounting plate 41; the mounting rod 43 is longitudinally inserted at the upper part of the inner side of the mounting tube 42; the supporting rod 44 is connected to the right side of the upper surface of the mounting rod 43 in a shaft mode; the connecting hole 45 is arranged in the middle of the upper part of the front surface of the support rod 44; the protective pipe 46 is connected to the left side of the upper surface of the mounting pipe 42 through a bolt; one end of the protection rod 47 is welded at the lower part of the left side of the support rod 44, and the other end is transversely inserted at the right side in the protection pipe 46; the stop block 48 is bolted on the left side of the guard rod 47; one end of the buffer spring 49 is welded on the left side of the interior of the protective tube 46, and the other end is welded on the left side of the stop block 48; the fastening bolt 410 is screwed at the joint of the mounting tube 42 and the mounting rod 43.

In the above embodiment, specifically, the thickness of the protection block 3 is set to be four millimeters to six millimeters; the protection block 3 is specifically a rubber block.

In the above embodiment, specifically, a rubber ring is arranged at the joint of the fixing block 7 and the rotating shaft 9; the rubber ring is embedded on the outer wall of the rotating shaft 9; the diameter of the rotating shaft 9 is set to be ten millimeters to twelve millimeters.

In the above embodiment, specifically, the diameter of the buffer spring 49 is set to be eight millimeters to ten millimeters; the buffer spring 49 is a stainless steel spring.

In the above embodiment, specifically, the diameter of the connection hole 45 is set to be four millimeters to six millimeters; the inner side of the connecting hole 45 is embedded with a rubber layer.

In the above embodiment, specifically, the adjustable protective seat structure 5 includes a supporting tube 51, a supporting rod 52, a blocking piece 53, a damping spring 54, a mounting piece 55, a fixing tube 56, a fixing rod 57, a mounting bolt 58 and a base 59, wherein the supporting rod 52 is longitudinally inserted into the lower part of the inner side of the supporting tube 51; the stop piece 53 is connected to the upper part of the support rod 52 by bolts; one end of the damping spring 54 is welded on the upper part of the inner side of the support pipe 51, and the other end is welded on the upper part of the stop sheet 53; the mounting piece 55 is connected to the lower part of the support rod 52 through a bolt; the fixed pipe 56 is bolted at the middle position of the bottom of the mounting piece 55; the fixed rod 57 is longitudinally inserted at the lower part of the inner side of the fixed tube 56; the mounting bolt 58 is in threaded connection with the connecting position of the fixed pipe 56 and the fixed rod 57; the base 59 is bolted to the lower part of the fixing rod 57.

In the above embodiment, specifically, the diameter of the damping spring 54 is set to be ten millimeters to twelve millimeters; the damping spring 54 is a cylindrical stainless steel spring; the upper part of the damping spring 54 and the lower part of the damping spring 54 are respectively glued with stainless steel rings with the diameter of two millimeters to four millimeters; the outer surface of the damping spring 54 is embedded with a PVC plastic layer; the outer surface of the stainless steel ring is embedded with a rubber layer.

In the above embodiment, specifically, a rubber pad is disposed at the bottom of the base 59; the thickness of the rubber pad is set to be two millimeters to four millimeters; the bottom of the base 59 is provided with a straight-line-shaped anti-skid line.

In the above embodiment, specifically, the rotatable protective cover structure 6 includes a connecting block 61, a connecting rod 62, a connecting rod 63, a fixed shaft 64, a connecting bolt 65 and a protective cover 66, wherein the connecting rod 62 is screwed in the middle position of the left side of the connecting block 61; the connecting rod 63 is connected to the middle position of the front surface of the connecting rod 62 through a fixed shaft 64; the connecting bolt 65 is in threaded connection with the connecting position of the connecting rod 62 and the fixed shaft 64; the shield 66 is bolted to the left side of the link 63.

In the above embodiment, specifically, the protective cover 66 specifically adopts an arc acrylic plastic cover; the outer surface of the protective cover 66 is embedded with a silica gel sleeve.

In the above embodiment, specifically, a nylon limiting rope is arranged at the connection position of the connection block 61 and the connection rod 62; one end of the nylon limiting rope is glued to the right side inside the connecting block 61, and the other end of the nylon limiting rope is glued to the right side of the connecting rod 62.

In the above embodiment, specifically, the mounting plate 41 is connected to the protective shell 1 by bolts.

In the above embodiment, specifically, the support tube 51 is connected to the protective shell 1 by bolts.

In the above embodiment, specifically, the connecting block 61 is connected with the protective shell 1 by a bolt.

In the above embodiment, the multi-valve controller 2 is a model DMD-YJSS-10A controller.

Principle of operation

When the utility model is used, firstly, the controller is fixed at the position to be used, then according to the position difference of the fixed holes, the adjusting support rod 44 is fixed by the bolt passing through the connecting hole 45, if the controller is maintained, the controller can be disassembled and maintained by loosening the connecting hole 45 to separate the mounting tube 42 from the mounting rod 43, the support rod 44 can be protected by the buffer spring 49, the mounting bolt 58 is loosened to adjust the height of the fixed rod 57 according to the height difference between the controller and the floor surface, then the base 59 is contacted with the floor surface of the controller, the mounting bolt 58 is locked after the adjustment is finished, then the damping spring 54 can be used to play a role of damping and buffering for the controller, the connecting bolt 65 is loosened to adjust the connecting rod 63 to adjust the angle of the protective cover 66, the protective cover 66 can be used to protect the ear plate 11, the power line on the multi-valve controller 2 can be fixed by utilizing the protection plate 14 and matching the locking sheet 15.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. A controller convenient to mount and dismount is characterized by comprising a protective shell (1), a multi-valve-path controller (2), a protective block (3), a detachable adjusting fixing frame structure (4), an adjustable protective seat structure (5), a rotatable protective cover structure (6), a fixed block (7), a baffle (8), a rotating shaft (9), a connecting sheet (10), an ear plate (11), a mounting hole (12), a bottom plate (13), a protective plate (14) and a locking sheet (15), wherein the multi-valve-path controller (2) is embedded in the middle of the inner side of the protective shell (1); the protective block (3) is respectively glued at the middle positions of the upper part and the lower part of the left side in the protective shell (1) and the middle positions of the upper part and the lower part of the right side in the protective shell (1); the detachable adjusting fixing frame structure (4) is arranged on the upper part of the protective shell (1); the adjustable protective seat structures (5) are respectively arranged at the lower parts of the left side and the right side of the protective shell (1); the rotatable protective cover structure (6) is arranged on the upper parts of the left side and the right side of the protective shell (1); the fixed blocks (7) are respectively bolted at the middle positions of the left side and the right side of the upper part of the inner side of the protective shell (1); the baffle (8) is connected to the middle position of the front surface of the fixed block (7) through a rotating shaft (9); the connecting piece (10) is connected to the lower part of the baffle (8) through bolts; the ear plates (11) are respectively bolted at the middle positions of the left side and the right side of the protective shell (1); the mounting hole (12) is formed in the middle of the front surface of the ear plate (11); the bottom plate (13) is connected to the lower part of the protective shell (1) through bolts; the protection plates (14) are sequentially bolted at the middle position of the bottom plate (13) from left to right; the locking sheet (15) is in screw connection with the middle position of the front surface of the protection plate (14); the detachable adjusting fixing frame structure (4) comprises a mounting plate (41), a mounting pipe (42), a mounting rod (43), a support rod (44), a connecting hole (45), a protective pipe (46), a protective rod (47), a blocking block (48), a buffer spring (49) and a fastening bolt (410), wherein the mounting pipe (42) is respectively bolted on the left side and the right side of the upper surface of the mounting plate (41); the mounting rod (43) is longitudinally inserted at the upper part of the inner side of the mounting pipe (42); the supporting rod (44) is connected to the right side of the upper surface of the mounting rod (43) in a shaft mode; the connecting hole (45) is formed in the middle of the upper part of the front surface of the support rod (44); the protective pipe (46) is connected to the left side of the upper surface of the mounting pipe (42) through bolts; one end of the protection rod (47) is welded at the lower part of the left side of the support rod (44), and the other end of the protection rod is transversely inserted at the right side in the protection pipe (46); the stop block (48) is connected to the left side of the guard rod (47) through a bolt; one end of the buffer spring (49) is welded on the left side of the interior of the protective pipe (46), and the other end of the buffer spring is welded on the left side of the stop block (48); the fastening bolt (410) is in threaded connection with the connecting position of the mounting pipe (42) and the mounting rod (43).

2. The controller for facilitating the mounting and dismounting as claimed in claim 1, wherein the thickness of the protection block (3) is set to four mm to six mm; the protection block (3) is a rubber block.

3. The controller convenient for installation and disassembly as claimed in claim 1, wherein a rubber ring is arranged at the joint of the fixed block (7) and the rotating shaft (9); the rubber ring is embedded on the outer wall of the rotating shaft (9); the diameter of the rotating shaft (9) is set to be ten millimeters to twelve millimeters.

4. The controller for facilitating attachment and detachment according to claim 1, wherein the diameter of the damper spring (49) is set to eight mm to ten mm; the buffer spring (49) is a stainless steel spring.

5. The controller for facilitating mounting and dismounting as claimed in claim 1, wherein the diameter of the connection hole (45) is set to four mm to six mm; the inner side of the connecting hole (45) is embedded with a rubber layer.

6. The controller for facilitating assembly and disassembly as claimed in claim 1, wherein the adjustable protective seat structure (5) comprises a support tube (51), a support rod (52), a blocking piece (53), a damping spring (54), a mounting piece (55), a fixing tube (56), a fixing rod (57), a mounting bolt (58) and a base (59), the support rod (52) is longitudinally inserted into the lower inner side of the support tube (51); the stop piece (53) is connected to the upper part of the support rod (52) through a bolt; one end of the damping spring (54) is welded on the upper part of the inner side of the supporting pipe (51), and the other end of the damping spring is welded on the upper part of the blocking sheet (53); the mounting piece (55) is connected to the lower part of the support rod (52) through a bolt; the fixed pipe (56) is connected to the middle position of the bottom of the mounting sheet (55) through a bolt; the fixed rod (57) is longitudinally inserted at the lower part of the inner side of the fixed pipe (56); the mounting bolt (58) is in threaded connection with the connecting position of the fixed pipe (56) and the fixed rod (57); the base (59) is connected with the lower part of the fixed rod (57) through bolts.

7. The controller for facilitating assembly and disassembly as set forth in claim 6, wherein the damping spring (54) is set to have a diameter of ten mm to twelve mm; the damping spring (54) is a cylindrical stainless steel spring; the upper part of the damping spring (54) and the lower part of the damping spring (54) are respectively glued with stainless steel rings with the diameter of two millimeters to four millimeters; the outer surface of the damping spring (54) is embedded with a PVC plastic layer; the outer surface of the stainless steel ring is embedded with a rubber layer.

8. The controller convenient for installation and disassembly as claimed in claim 6, wherein the bottom of the base (59) is provided with a rubber pad; the thickness of the rubber pad is set to be two millimeters to four millimeters; the bottom of the base (59) is provided with a straight-line-shaped anti-skid line.

9. The controller for facilitating the mounting and dismounting as claimed in claim 1, wherein the rotatable guard structure (6) includes a connecting block (61), a connecting rod (62), a connecting rod (63), a fixed shaft (64), a connecting bolt (65) and a guard (66), the connecting rod (62) is screwed at a middle position of a left side of the connecting block (61); the connecting rod (63) is connected to the middle position of the front surface of the connecting rod (62) through a fixed shaft (64); the connecting bolt (65) is in threaded connection with the connecting position of the connecting rod (62) and the fixed shaft (64); the protective cover (66) is connected to the left side of the connecting rod (63) through a bolt.

10. The controller convenient for installation and disassembly as claimed in claim 9, wherein the protective cover (66) is a curved acrylic plastic cover; the outer surface of the protective cover (66) is embedded with a silica gel sleeve.