CN115013475A

CN115013475A - Enhanced vehicle shock absorber

Info

Publication number: CN115013475A
Application number: CN202210402224.XA
Authority: CN
Inventors: 康常涛
Original assignee: Xuzhou Baishili Electric Vehicle Co ltd
Current assignee: Xuzhou Baishili Electric Vehicle Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-09-06

Abstract

The invention discloses an enhanced vehicle shock absorber, and particularly relates to the technical field of shock absorbers, the shock absorber of the existing electric vehicle has poor shock absorption effect, the connection mode between the shock absorber and a hub shaft is fixedly connected in an inserting mode, the hub shaft cannot adapt to hub shafts with different diameters, the enhanced vehicle shock absorber comprises a connection mechanism, the connection mechanism comprises a connection block, cylinders are arranged on two side surfaces of the connection block, two buffer springs are sleeved on the cylinders, a shock absorption mechanism is arranged below the cylinders, the shock absorption mechanism comprises shock absorption springs, hydraulic rods and liquid storage cylinders are arranged in the shock absorption springs, pistons are arranged at the bottom ends of the hydraulic rods, a fixing mechanism is arranged below the shock absorption mechanism, the fixing mechanism comprises first buckles and second buckles, the first buckles move towards the second buckles, the hub shaft is clamped and fixed, and the shock absorbers are stretched and compressed, The compression of the damper spring and the sliding of the piston inside the fluid reservoir damp the vibration.

Description

Enhanced vehicle shock absorber

Technical Field

The invention relates to the technical field of shock absorbers, in particular to an enhanced vehicle shock absorber.

Background

The shock absorber is used for inhibiting the shock when the spring absorbs the shock and rebounds and the impact from the road surface. The damping device is widely applied to automobiles and aims to accelerate the damping of the vibration of a frame and an automobile body so as to improve the driving smoothness of the automobile. When the shock absorber passes through the uneven road surface, although the shock absorbing spring can filter the shock of the road surface, the spring can still reciprocate, and the shock absorber is used for inhibiting the spring from jumping.

The bumper shock absorber of current electric motor car generally is that two telescopic links and a spring that can relative movement constitute, and then utilizes the spring to produce deformation and form the buffering, and this kind of bumper shock absorber simple structure, the shock attenuation effect is not good, and the produced vibrations of spring can not effectual suppression, and the connected mode between current bumper shock absorber and the wheel hub axle all carries out fixed connection through the mode of pegging graft, can not adapt to the wheel hub axle of different diameters.

To this end we propose an enhanced vehicle shock absorber to solve the above problems.

Disclosure of Invention

The present invention is directed to a reinforced vehicle shock absorber to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: an enhanced vehicle shock absorber comprises a connecting mechanism, wherein the connecting mechanism comprises a connecting block, two symmetrical side surfaces of the connecting block are respectively provided with a limiting block, the center of each limiting block is provided with a cylinder in a sliding manner, and the cylinder is sleeved with two buffer springs;

a damping mechanism is arranged below the cylinder and comprises two conical columns which are distributed vertically, a first sleeve is arranged at the bottom end of the conical column which is positioned above the damping mechanism, a damping spring is arranged in the first sleeve, a hydraulic rod is arranged at the center of the top end in the first sleeve, a piston is arranged at the bottom end of the hydraulic rod, two groups of fixing rings which are distributed annularly are arranged on the piston, two semicircular plates are arranged on the fixing rings, a second sleeve is arranged at the top end of the conical column which is positioned below the fixing rings, and a liquid storage cylinder is arranged at the center of the bottom end in the second sleeve;

the conical column is characterized in that a fixing mechanism is installed at the bottom end of the conical column and located below, the fixing mechanism comprises a fixing box, a threaded rod is arranged at the upper end of the fixing box in a rotating mode, two moving blocks are arranged on the threaded rod in a threaded mode, two offset rods are arranged on two sides of the bottom end of the fixing box in a sliding mode, a first buckle is installed between the offset rods, and a second buckle is installed at the center of the bottom end of the fixing box.

Preferably, a fixing pile is installed at the center of the top end of the connecting block, and the electric vehicle main shaft is connected with the connecting mechanism through being inserted inside the fixing pile.

Preferably, the cylinder sets up in stopper center department perpendicularly, spacing post is all installed at the cylindrical both ends, buffer spring's both ends respectively with spacing post and stopper fixed connection.

Preferably, the bottom end of the limiting column positioned below is fixedly connected with the top end of the conical column positioned above, and the bottom end of the conical column positioned below is fixedly connected with the center of the top end of the fixed box.

Preferably, the upper end of the second sleeve is slidably arranged at the lower end of the first sleeve, two ends of the damping spring are fixedly connected with the top end of the first sleeve and the bottom end of the second sleeve respectively, and the damping spring is sleeved on the outer ring of the liquid storage cylinder.

Preferably, liquid lubricating oil is stored in the liquid storage cylinder, a jack is formed in the center of the top end of the liquid storage cylinder, the lower end of the hydraulic rod is inserted into the jack, the piston is installed inside the liquid storage cylinder, the rubber sleeve is installed on the outer ring of the piston, the rubber sleeve on the outer ring of the piston is in contact with the inner wall of the liquid storage cylinder, a sealing ring is installed inside the jack, and the hydraulic rod can slide in the inner ring of the sealing ring.

Preferably, two sets of annular distribute gu fixed ring is in same centre of a circle, and dislocation distribution from top to bottom, a set of gu two semicircle boards of fixed ring are located solid fixed ring's top, another group gu two semicircle boards of fixed ring are located solid fixed ring's bottom, it is equipped with the connecting rod, two to rotate on the semicircle board the supporting seat is installed at the connecting rod both ends on the semicircle board, two supporting seat fixed mounting is on solid fixed ring, install reset spring on the semicircle board, gu set up circular recess on the fixed ring, inside reset spring fixed mounting is at the circular recess on solid fixed ring.

Preferably, the tapered column, the first sleeve center and the hydraulic rod center which are located above are all provided with oil holes, the tapered column, the first sleeve center and the oil holes in the hydraulic rod are communicated, an internal thread is arranged in the oil holes in the tapered column which is located above, and a threaded plug is arranged at the internal thread.

Preferably, the screw thread on the threaded rod is two-way screw thread, install two sets of spacing rings on the threaded rod, it is two sets of the spacing ring rotates and sets up inside fixed box, two sliding holes have been seted up to fixed bottom of the case portion, two the skew pole slides respectively and sets up inside two sliding holes.

Preferably, the fixed blocks are installed on two sides of the first buckle, the first hinged seats are installed at two ends of the offset rod, the first hinged seats are hinged to the second hinged seats, and the second hinged seats connected to two ends of the offset rod are fixedly connected with the moving block above the second hinged seats and the fixed block below the second hinged seats respectively.

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

1. according to the invention, the threaded rod is rotated to be matched with the offset rod connected with the moving blocks to slide in the sliding hole at the bottom end of the fixed box, so that the threaded rod rotates to drive the two moving blocks to be away from each other, the first hinging seat is hinged with the second hinging seat to enable the offset rod to be capable of offsetting, the first buckle is moved towards the second buckle by being matched with the movement of the moving blocks, and the hub shaft between the first buckle and the second buckle is clamped and fixed, so that the device is connected with the hub.

2. The invention can inject the lubricating oil into the oil hole by rotating the thread plug, so that the inside of the liquid storage cylinder can keep enough lubricating oil.

3. The cylinder slides on the limiting block, and extrudes and stretches the two buffer springs on the cylinder to reduce part of vibration, the upper end of the second sleeve is arranged at the lower end in the first sleeve in a sliding manner to extrude the shock-absorbing spring, so that the shock-absorbing spring can reduce part of vibration, the piston at the lower end of the hydraulic rod slides in the liquid storage cylinder, and the semicircular plate can stretch the return spring and deflect around the connecting rod, so that lubricating oil flows out from between the two semicircular plates, and part of vibration is reduced.

Drawings

Figure 1 is a schematic view of the overall structure of the present invention,

FIG. 2 is a schematic cross-sectional view of the present invention,

figure 3 is a schematic diagram of the piston and semicircular plate explosion structure of the invention,

FIG. 4 is an enlarged view of the structure at A in FIG. 2,

FIG. 5 is an enlarged view of the structure at B in FIG. 2,

FIG. 6 is an enlarged view of the structure at C in FIG. 4 according to the present invention,

FIG. 7 is an enlarged view of the structure shown at D in FIG. 4 according to the present invention.

In the figure: 1. a connecting mechanism; 101. connecting blocks; 102. fixing the pile; 103. a limiting block; 104. a cylinder; 105. a limiting post; 106. a buffer spring; 2. a damping mechanism; 201. a tapered post; 202. a first sleeve; 203. a damping spring; 204. a hydraulic lever; 205. a piston; 206. a fixing ring; 207. a supporting seat; 208. a connecting rod; 209. a semicircular plate; 210. a return spring; 211. an oil hole; 212. a threaded plug; 213. a second sleeve; 214. a liquid storage cylinder; 215. a seal ring; 3. a fixing mechanism; 301. a fixed box; 302. a threaded rod; 303. a limiting ring; 304. a moving block; 305. an offset lever; 306. a first hinge mount; 307. a second hinge mount; 308. a fixed block; 309. a first buckle; 310. and a second buckle.

Detailed Description

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

The embodiment is as follows: as shown in fig. 1-7, the invention provides an enhanced vehicle shock absorber, which comprises a connecting mechanism 1, wherein the connecting mechanism 1 comprises a connecting block 101, two symmetrical side surfaces of the connecting block 101 are respectively provided with a limiting block 103, the center of the limiting block 103 is slidably provided with a cylinder 104, the cylinder 104 is sleeved with two buffer springs 106 for absorbing shock by using the buffer springs 106, a shock absorbing mechanism 2 is arranged below the cylinder 104, the shock absorbing mechanism 2 comprises two conical columns 201 which are distributed up and down, the bottom end of the conical column 201 which is positioned above is provided with a first sleeve 202, a shock absorbing spring 203 is arranged in the first sleeve 202, the center of the top end of the interior of the first sleeve 202 is provided with a hydraulic rod 204, the bottom end of the hydraulic rod 204 is provided with a piston 205, the piston 205 is provided with two groups of fixing rings 206 which are distributed annularly, and the fixing ring 206 is provided with two semicircular plates 209, the utility model provides a vibration damping device, including the toper post 201, be located the below second sleeve 213 is installed to toper post 201 top, the inside bottom center department of second sleeve 213 installs liquid storage barrel 214, utilizes damping spring 2 and piston 205 to slide in liquid storage barrel 214 and carry out the shock attenuation, is located the below fixing mechanism 3 is installed to toper post 201 bottom, fixing mechanism 3 is including fixed case 301, fixed case 301 upper end is rotated and is equipped with threaded rod 302, the threaded rod 302 goes up the screw thread and is equipped with two movable blocks 304, fixed case 301 bottom both sides slide and are equipped with two skew poles 305, two install first buckle 309 between the skew pole 305, fixed case 301 bottom center department installs second buckle 310, utilizes fixing mechanism 3 to be connected bumper shock absorber and hub spindle.

Furthermore, a fixing pile 102 is installed at the center of the top end of the connecting block 101, the electric vehicle main shaft is connected with the connecting mechanism 1 through being inserted into the fixing pile 102, the cylinder 104 is vertically arranged at the center of the limiting block 103, the limiting columns 105 are installed at two ends of the cylinder 104, two ends of the buffer spring 106 are fixedly connected with the limiting columns 105 and the limiting block 103 respectively, and the cylinder 104 slides to extrude and stretch the buffer spring 106.

Further, the bottom end of the limiting column 105 located below is fixedly connected with the top end of the conical column 201 located above, the upper end of the second sleeve 213 is slidably disposed at the lower end inside the first sleeve 202, two ends of the damping spring 203 are fixedly connected with the top end inside the first sleeve 202 and the bottom end inside the second sleeve 213 respectively, the damping spring 203 is sleeved on the outer ring of the liquid storage cylinder 214, so that the first sleeve 202 and the second sleeve 213 can move to compress and stretch the damping spring 203, liquid lubricating oil is stored inside the liquid storage cylinder 214, a jack is disposed at the center of the top end of the liquid storage cylinder 214, the lower end of the hydraulic rod 204 is inserted into the jack, the piston 205 is mounted inside the liquid storage cylinder 214, a rubber sleeve is mounted on the outer ring of the piston 205, the rubber sleeve on the outer ring of the piston 205 is in contact with the inner wall of the liquid storage cylinder 214, a sealing ring 215 is mounted inside the jack, and the hydraulic rod 204 can slide inside the sealing ring 215, the hydraulic rod 204 can drive the piston 205 to slide in the liquid storage cylinder 214, the two sets of fixing rings 206 distributed in a ring shape are positioned in the same circle center and are distributed in a vertically staggered manner, the two semicircular plates 209 of one set of fixing rings 206 are positioned at the top end of the fixing ring 206, the two semicircular plates 209 of the other set of fixing rings 206 are positioned at the bottom end of the fixing ring 206, the semicircular plates 209 are rotatably provided with connecting rods 208, the two ends of the connecting rods 208 on the two semicircular plates 209 are provided with supporting seats 207, the two supporting seats 207 are fixedly arranged on the fixing ring 206, the semicircular plates 209 are provided with return springs 210, the fixing ring 206 are provided with circular grooves, the return springs 210 are fixedly arranged in the circular grooves on the fixing rings 206, so that lubricating oil can circulate above and below the piston 205, and the conical column 201, the center of the first sleeve 202 and the hydraulic rod 204 above are provided with oil holes 211, the centers of the conical column 201 and the first sleeve 202 are communicated with an oil hole 211 inside the hydraulic rod 204, internal threads are arranged inside the oil hole 211 on the conical column 201 above, a thread plug 212 is arranged at the position of the internal threads, and lubricating oil is injected into the oil hole 211 by rotating the thread plug 212, so that enough lubricating oil is kept inside the liquid storage cylinder 214.

Further, the bottom end of the conical column 201 positioned below is fixedly connected with the center of the top end of the fixed box 301, the thread on the threaded rod 302 is a bidirectional thread, two sets of limiting rings 303 are installed on the threaded rod 302, two sets of limiting rings 303 are rotatably arranged inside the fixed box 301, two sliding holes are formed in the bottom end of the fixed box 301, two offset rods 305 are respectively slidably arranged inside the two sliding holes to limit the offset rods 305 and limit the moving process of the moving block 304, fixed blocks 308 are installed on two sides of the first buckle 309, first hinge bases 306 are installed at two ends of the offset rods 305, the first hinge bases 306 are hinged and connected with second hinge bases 307, the second hinge bases 307 connected with two ends of the offset rods 305 are respectively fixedly connected with the moving block 304 above and the fixed block 308 below the moving block 304, and are hinged and connected with the second hinge bases 307 by the first hinge bases 306, enabling the deflection rod 305 to deflect.

The working principle is as follows: when the invention is used, the connecting block 101 is connected with the frame of the electric vehicle by the fixing pile 102, the first buckle 309 and the second buckle 310 are sleeved on the outer ring of the hub shaft of the electric vehicle, the threaded rod 302 is rotated by the hexagonal wrench, the offset rod 305 connected with the moving block 304 slides in the sliding hole at the bottom end of the fixing box 301, the threaded rod 302 is rotated to drive the two moving blocks 304 to be away from each other, the first hinging seat 306 is hinged with the second hinging seat 307, the offset rod 305 can be offset, the moving block 304 drives the top end of the offset rod 305 to be away from the first buckle 309 in the moving process, at the moment, the offset rod 305 offsets along with the threaded rod, the lower end of the offset rod 305 ascends under the driving of the moving block 304, and the first buckle 309 arranged between the offset rods 305 moves towards the second buckle 310, clamping the hub axle between the first and

second clips

309, 310 to attach the device to the hub;

when the electric vehicle hub is vibrated due to bumping, firstly, the cylinder 104 slides on the limiting block 103, and presses and stretches the two buffer springs 106 on the limiting block to reduce a part of vibration, then the upper end of the second sleeve 213 is arranged at the lower end in the first sleeve 202 in a sliding way to press the shock absorbing spring 203, so that the shock absorbing spring 203 can reduce a part of vibration, the piston 205 at the lower end of the hydraulic rod 204 slides in the liquid storage cylinder 214, so that the piston 205 can press lubricating oil in the liquid storage cylinder 214, when the lubricating oil is received, the lubricating oil can come to the semicircular plate 209 at the top end of one group of fixing rings 206, the lubricating oil pushes the semicircular plate 209 to stretch the return spring 210 and deflect around the connecting rod 208, so that the lubricating oil flows out from between the two semicircular plates 209 to reduce a part of vibration, when the electric vehicle hub is not pulled, the semicircular plate 209 is returned by the return spring 210, at this time, the lubricating oil pushes the semicircular plate 209 at the bottom end of the other group of fixing rings 206, the lubricant oil flows back to the space below the piston 205, and the lubricant oil is injected into the oil hole 211 by rotating the plug screw 212, so that sufficient lubricant oil is retained in the reservoir 214.

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

Claims

1. An enhanced vehicle shock absorber comprising a connecting mechanism (1), characterized in that: the connecting mechanism (1) comprises a connecting block (101), two symmetrical side surfaces of the connecting block (101) are respectively provided with a limiting block (103), the center of each limiting block (103) is provided with a cylinder (104) in a sliding manner, and the cylinder (104) is sleeved with two buffer springs (106);

the damping mechanism (2) is installed below the cylinder (104), the damping mechanism (2) comprises two conical columns (201) which are distributed up and down, a first sleeve (202) is installed at the bottom end of the conical column (201) which is located above the damping mechanism, a damping spring (203) is installed inside the first sleeve (202), a hydraulic rod (204) is installed at the center of the top end inside the first sleeve (202), a piston (205) is installed at the bottom end of the hydraulic rod (204), two groups of fixing rings (206) which are distributed annularly are installed on the piston (205), two semicircular plates (209) are installed on the fixing rings (206), a second sleeve (213) is installed at the top end of the conical column (201) which is located below the damping mechanism, and a liquid storage cylinder (214) is installed at the center of the bottom end inside the second sleeve (213);

be located the below fixed establishment (3) are installed to toper post (201) bottom, fixed establishment (3) are including fixed case (301), fixed case (301) upper end is rotated and is equipped with threaded rod (302), threaded rod (302) are gone up the screw thread and are equipped with two movable blocks (304), fixed case (301) bottom both sides slide and are equipped with two skew poles (305), two install first buckle (309) between skew pole (305), fixed case (301) bottom center department installs second buckle (310).

2. The enhanced vehicle shock absorber according to claim 1, wherein: a fixing pile (102) is installed at the center of the top end of the connecting block (101), and the electric vehicle spindle is connected with the connecting mechanism (1) through being inserted into the fixing pile (102).

3. The enhanced vehicle shock absorber according to claim 1, wherein: the cylinder (104) is vertically arranged at the center of the limiting block (103), the two ends of the cylinder (104) are respectively provided with a limiting column (105), and the two ends of the buffer spring (106) are respectively fixedly connected with the limiting column (105) and the limiting block (103).

4. The enhanced vehicle shock absorber according to claim 1, wherein: the bottom end of the limiting column (105) located below is fixedly connected with the top end of the conical column (201) located above, and the bottom end of the conical column (201) located below is fixedly connected with the center of the top end of the fixed box (301).

5. The enhanced vehicle shock absorber according to claim 1, wherein: the upper end of the second sleeve (213) is slidably arranged at the lower end inside the first sleeve (202), two ends of the damping spring (203) are fixedly connected with the top end inside the first sleeve (202) and the bottom end inside the second sleeve (213) respectively, and the damping spring (203) is sleeved on the outer ring of the liquid storage cylinder (214).

6. The enhanced vehicle shock absorber according to claim 1, wherein: the inside liquid lubricating oil that has stored of liquid storage cylinder (214), the jack has been seted up in liquid storage cylinder (214) top center department, inside hydraulic stem (204) lower extreme was inserted and is established the jack, piston (205) are installed inside liquid storage cylinder (214), the rubber sleeve is installed to piston (205) outer lane, the rubber sleeve and the contact of liquid storage cylinder (214) inner wall in piston (205) outer lane, jack internally mounted has sealing ring (215), hydraulic stem (204) can slide in sealing ring (215) inner circle.

7. The enhanced vehicle shock absorber according to claim 1, wherein: two sets of rings shape distributes solid fixed ring (206) are in same centre of a circle, and misplace from top to bottom and distribute, and are a set of two semicircle boards (209) of solid fixed ring (206) are located the top of solid fixed ring (206), another group two semicircle boards (209) of solid fixed ring (206) are located the bottom of solid fixed ring (206), it is equipped with connecting rod (208), two to rotate on semicircle board (209) connecting rod (208) both ends on semicircle board (209) install supporting seat (207), two supporting seat (207) fixed mounting is on solid fixed ring (206), install reset spring (210) on semicircle board (209), circular recess has been seted up on solid fixed ring (206), inside reset spring (210) fixed mounting is the circular recess on solid fixed ring (206).

8. The enhanced vehicle shock absorber according to claim 1, wherein: the oil hole (211) has all been seted up in toper post (201), first sleeve (202) center department and hydraulic stem (204) center department that are located the top, and toper post (201), first sleeve (202) center department and hydraulic stem (204) inside oil hole (211) intercommunication, be located the top the inside internal thread that is equipped with of oil hole (211) on toper post (201), internal thread department screw thread is equipped with thread plug (212).

9. The enhanced vehicle shock absorber according to claim 1, wherein: the screw thread on threaded rod (302) is two-way screw thread, install two sets of spacing ring (303) on threaded rod (302), it is two sets of spacing ring (303) are rotated and are set up inside fixed case (301), two sliding holes have been seted up, two to fixed case (301) bottom skew pole (305) slide respectively and set up inside two sliding holes.

10. The enhanced vehicle shock absorber according to claim 1, wherein: fixed blocks (308) are installed on two sides of the first buckle (309), first hinged seats (306) are installed at two ends of the offset rod (305), the first hinged seats (306) are hinged to second hinged seats (307), and the second hinged seats (307) connected to two ends of the offset rod (305) are fixedly connected with the moving blocks (304) above the second hinged seats and the fixed blocks (308) below the second hinged seats respectively.