CN113335255A - Shock attenuation formula gas receiver for heavy truck - Google Patents
Shock attenuation formula gas receiver for heavy truck Download PDFInfo
- Publication number
- CN113335255A CN113335255A CN202110766136.3A CN202110766136A CN113335255A CN 113335255 A CN113335255 A CN 113335255A CN 202110766136 A CN202110766136 A CN 202110766136A CN 113335255 A CN113335255 A CN 113335255A
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- Prior art keywords
- suspension
- spring
- heavy truck
- cylinder
- piece
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/06—Applications or arrangements of reservoirs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Abstract
The air storage cylinder for the shock-absorbing heavy truck is connected with a frame of the heavy truck through a shock-absorbing suspension connection mechanism; damping suspension joint mechanism includes installed part, flying piece, buckle spare, elasticity and prevents goods of furniture for display rather than for use and elastic support spare, the both ends of gas receiver are respectively through corresponding buckle spare fixed joint, every buckle spare both ends are passed through respectively the swing piece can be prevented to elasticity fixed connection with opening and shutting, buckle spare bottom is passed through elastic support spare fixed stay, elasticity prevent the goods of furniture for display rather than for use with elastic support spare equal vertical install in flying piece bottom to be in same vertical plane, flying piece upper portion both ends respectively with correspond the vertical elastic connection of installed part, the installed part and heavy truck's frame fixed connection. The damping suspension mechanism can adapt to long-term running of a truck on a rugged road surface, and deformation and breakage at the connecting points between the suspension member and the frame and between the fastener and the suspension member are not easy to occur.
Description
Technical Field
The invention belongs to the technical field of air cylinders, and particularly relates to a damping type air cylinder for a heavy truck.
Background
The air storage cylinder is an important component of a heavy truck braking system, and the whole truck braking system requires compressed air with relatively stable pressure for braking so as to ensure the braking efficiency requirement of the whole truck; meanwhile, the capacity of compressed air stored in the air storage cylinder is large enough, and the requirement of multiple full-stroke braking of the whole vehicle can be met. Therefore, the suspension mechanism for the air reservoir must have sufficient strength and reliability when the entire vehicle is running.
The existing hoisting mechanism for the air cylinder is mostly composed of a hoop and a side supporting plate, in the structure, the connecting points between the supporting plate and a frame and between the hoop and the supporting plate are all in a rigid connection mode, and by adopting the connection mode, a truck runs on a high and low road surface for a long time, and the deformation and even breakage of the two connecting points are easy to occur.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a shock absorption type air cylinder for a heavy truck, which has the following specific technical scheme:
the air storage cylinder for the shock-absorbing heavy truck is connected with a frame of the heavy truck through a shock-absorbing suspension connection mechanism;
damping suspension joint mechanism includes installed part, flying piece, buckle spare, elasticity and prevents goods of furniture for display rather than for use and elastic support spare, the both ends of gas receiver are respectively through corresponding buckle spare fixed joint, every buckle spare both ends are passed through respectively the swing piece can be prevented to elasticity fixed connection with opening and shutting, buckle spare bottom is passed through elastic support spare fixed stay, elasticity prevent the goods of furniture for display rather than for use with elastic support spare equal vertical install in flying piece bottom to be in same vertical plane, flying piece upper portion both ends respectively with correspond the vertical elastic connection of installed part, the installed part and heavy truck's frame fixed connection.
Furthermore, the suspension part comprises two suspension plates of an L-shaped structure which are oppositely arranged, the longitudinal parts of the suspension plates are fixedly connected through a first transverse plate which is positioned at the top end of the suspension plate and is horizontally placed, two ends of the first transverse plate respectively extend out of the longitudinal parts of the suspension plates, the transverse parts of the suspension plates are fixedly connected through a second transverse plate which is positioned in the middle of the inner side surface of the suspension plate and is horizontally placed, a cylinder is fixedly and concavely arranged in the middle of the top surface of the transverse part of each suspension plate, and the cylinders are used for inserting the elastic supporting pieces.
Further, the mounting part comprises a fixing plate, the fixing plate is vertically arranged, the top of the fixing plate is fixedly connected with a frame of a heavy truck through a first bolt, two ends of the bottom of the fixing plate are fixedly connected with square blocks respectively, the distance between the two square blocks is equal to the width of the longitudinal part of the suspension plate, the two square blocks are fixedly connected through a stop bolt located on the outer end face of the two square blocks, and the inner side face of the stop bolt is in veneering arrangement with the outer side face of the longitudinal part of the suspension plate.
Further, the suspension part is connected with the mounting part through a shock absorption structure; this shock-absorbing structure includes the recess of circular structure, every the top surface of square inwards has all been seted up the recess, vertically in the recess be provided with first spring, the bottom of first spring with the interior bottom surface fixed connection of recess, upper portion inserts the first loop bar that is equipped with the cylinder structure in the first spring, first loop bar top axial connection has the first pressure bar that leads of cylinder structure, the external diameter of first pressure bar that leads with the internal diameter of recess is the same, first spring is under the natural state, the lower part of first pressure bar that leads is inserted and is located in the recess, and with recess sliding connection, the top of first pressure bar that leads with first diaphragm bottom surface fixed connection.
Further, the piece is prevented putting including the bracing piece of vertical setting by elasticity, bracing piece bottom axial is connected with the dog of loop configuration, the bottom surface axial of dog is connected with the screw rod, the screw rod screw in hang in the horizontal top surface of board, the axial cover is equipped with the second spring on the bracing piece, the bottom of second spring with the top surface fixed connection of dog, axial sliding has cup jointed the sliding sleeve of falling T shape structure on the bracing piece, the top of second spring with the bottom surface fixed connection of sliding sleeve, the top of sliding sleeve has the nut through screw thread axial connection.
Further, the buckle spare includes the rand of two semi-circular structures, the internal diameter of rand is the same with the external diameter of gas receiver, the both ends of rand respectively the level extend have the lug, two the rand respectively through the lug with sliding sleeve axial cup joints, and pass through the nut with sliding sleeve fixed connection.
Furthermore, the elastic support part comprises a second guide pressure rod of a cylindrical structure, the top end of the second guide pressure rod is connected with a support of an arc structure, the radian of the support is consistent with that of the clamping ring, the bottom end of the second guide pressure rod is axially connected with a second loop bar of a cylindrical structure, the outer diameter of the second guide pressure rod is the same as the inner diameter of the cylinder, a third spring is vertically arranged in the cylinder, the bottom end of the third spring is fixedly connected with the inner bottom surface of the cylinder, the second loop bar is inserted into the upper portion of the third spring, the third spring is in a natural state, and the lower portion of the second guide pressure rod is inserted into the cylinder and is connected with the cylinder in a sliding manner.
The invention has the beneficial effects that:
the shock-absorbing suspension mechanism is fixedly connected with a frame of a heavy truck through the mounting piece, and the mounting piece is longitudinally and elastically connected with the suspension piece, so that the connection point between the suspension piece for supporting the air storage cylinder and the frame is in an elastic shock-absorbing connection mode; the two ends of the buckle piece are respectively fixedly connected in an openable and closable manner through the elastic anti-swing piece, and the bottom of the buckle piece is fixedly supported through the elastic support piece, so that the connecting point between the buckle piece for clamping the air cylinder and the suspension piece for supporting the air cylinder is in an elastic damping connection mode; therefore, the suspension air cylinder of the damping suspension mechanism can adapt to the long-term running of a truck on a high and low road surface, the deformation and the fracture of the connecting points between the suspension part and the frame and between the buckling part and the suspension part are not easy to occur, and the stability and the safety of the truck in the running process are effectively improved.
Drawings
FIG. 1 shows a schematic view of a prior art air reservoir;
FIG. 2 illustrates a structural side view of the shock absorbing hitch mechanism of the present invention;
FIG. 3 is a schematic view showing an assembling structure of a mounting member and a suspension member in the shock-absorbing suspension mechanism of the present invention;
FIG. 4 is a schematic view of the mounting member of the shock absorbing hitch mechanism of the present invention;
FIG. 5 is a schematic view of the suspension member of the shock absorbing hitch mechanism of the present invention;
FIG. 6 is a partial schematic view of a shock absorbing structure between a mount and a suspension member in the shock absorbing suspension mechanism of the present invention;
FIG. 7 is a schematic view showing the structure of a fastening member in the shock absorbing hitch mechanism of the present invention;
FIG. 8 is a schematic view of the resilient anti-sway component of the shock absorbing hitch mechanism of the present invention;
fig. 9 shows a schematic structural view of an elastic support member in the shock-absorbing hitch mechanism of the present invention.
Shown in the figure: 1. a mounting member; 11. a fixing plate; 111. a first bolt; 12. a square block; 121. a groove; 122. a first spring; 13. a stop bolt; 131. a second bolt; 2. a suspension member; 21. a suspension plate; 211. a longitudinal portion; 212. a transverse portion; 22. a first transverse plate; 23. a second transverse plate; 24. a cylinder; 25. a first pressure guide rod; 26. a first loop bar; 3. a fastener; 31. a collar; 32. a lug; 4. elastic anti-swing parts; 41. a support bar; 42. a stopper; 43. a screw; 44. a second spring; 45. a sliding sleeve; 46. a nut; 5. an elastic support member; 51. a second pressure guide rod; 52. a second loop bar; 53. a support bracket; 54. a third spring; 6. an air cylinder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, the air cylinder 6 is connected with the frame of the heavy truck through a damping suspension connection mechanism;
shock attenuation suspension joint mechanism includes installed part 1, flying piece 2, buckle spare 3, elasticity and prevents goods of furniture for display rather than for use 4 and elastic support piece 5, the both ends of gas receiver 6 are respectively through corresponding 3 fixed joint of buckle spare, every 3 both ends of buckle spare are passed through respectively elasticity is prevented goods of furniture for display rather than for use 4 fixed connection with opening and shutting, 3 bottoms of buckle spare are passed through 5 fixed stay of elastic support piece, elasticity prevent goods of furniture for display rather than for use 4 with 5 equal vertical install in 2 bottoms of flying piece are in same vertical plane, 2 upper portion both ends of flying piece respectively with correspond 1 vertical elastic connection of installed part, the frame fixed connection of installed part 1 and heavy truck.
Through the technical scheme, the damping suspension mechanism is fixedly connected with the frame of the heavy truck through the mounting part 1, and the mounting part 1 is longitudinally and elastically connected with the suspension part 2, so that the connection point between the suspension part 2 for supporting the air storage cylinder 6 and the frame is in an elastic damping connection mode; the two ends of the buckle part 3 are respectively fixedly connected in an openable and closable manner through the elastic swing prevention part 4, and the bottom of the buckle part 3 is fixedly supported through the elastic support part 5, so that the connecting point between the buckle part 3 for clamping the air cylinder 6 and the suspension part 2 for supporting the air cylinder 6 is in an elastic damping connection mode; therefore, the air storage cylinder 6 is hung and connected by the damping hanging and connecting mechanism, so that the truck can run on a high and low road surface for a long time, the deformation and the fracture of the connecting points between the hanging piece 2 and the frame and between the buckling piece 3 and the hanging piece 2 are not easy to occur, and the stability and the safety of the truck in the running process are effectively improved.
As shown in fig. 5, the suspension member 2 includes two suspension plates 21 of an L-shaped structure, the longitudinal portions 211 of the two suspension plates 21 are fixedly connected through a first horizontal plate 22 located at the top end thereof and horizontally disposed, two ends of the first horizontal plate 22 respectively extend out of the longitudinal portions 211 of the suspension plates 21, the transverse portions 212 of the two suspension plates 21 are fixedly connected through a second horizontal plate 23 located at the middle portion of the inner side thereof and horizontally disposed, a cylinder 24 is fixedly recessed in the middle portion of the top surface of the transverse portion of each suspension plate 21, and the cylinder 24 is used for inserting the elastic supporting member 5.
Through the technical scheme, the upper part and the lower part of the suspension plate 2 with the two L-shaped structures are fixedly connected through the first transverse plate 22 and the second transverse plate 23 respectively, so that the structural strength of the whole suspension member 2 is more stable and reliable.
As shown in fig. 4, the mounting member 1 includes a fixing plate 11, the fixing plate 11 is vertically disposed, the top of the fixing plate 11 is fixedly connected to a frame of a heavy truck by a first bolt 111, two ends of the bottom of the fixing plate 11 are respectively and fixedly connected to a block 12, a distance between the two blocks 12 is the same as a width of a longitudinal portion 211 of the suspension plate 21, the two blocks 12 are fixedly connected to each other by a stop bolt 13 located on an outer end surface thereof, and an inner side surface of the stop bolt 13 is disposed to be adjacent to an outer side surface of the longitudinal portion of the suspension plate 21.
Through the technical scheme, the fixed plate 11 can increase the contact area of the mounting part 1 and the frame; the two ends of the bottom of the fixing plate 11 are fixedly connected with blocks 12 respectively, and the two blocks 12 are detachably connected by matching with the stop bolts 13 at the outer ends thereof, so that the hanging part 2 can be conveniently taken and placed.
As shown in fig. 3 and 6, the suspension member 2 is connected with the mounting member 1 through a shock-absorbing structure; the damping structure comprises grooves 121 with a circular structure, the grooves 121 are formed in the top surface of each square block 12, a first spring 122 is vertically arranged in each groove 121, the bottom end of each first spring 122 is fixedly connected with the inner bottom surface of each groove 121, a first loop bar 26 with a cylindrical structure is inserted into the upper portion of each first spring 122, the top end of each first loop bar 26 is axially connected with a first pressure guiding rod 25 with a cylindrical structure, the outer diameter of each first pressure guiding rod 25 is the same as the inner diameter of each groove 121, each first spring 122 is in a natural state, the lower portion of each first pressure guiding rod 25 is inserted into each groove 121 and is slidably connected with the corresponding groove 121, and the top end of each first pressure guiding rod 25 is fixedly connected with the bottom surface of the corresponding first transverse plate 22.
Through the technical scheme, the suspension part 2 is connected with the mounting part 1 through the double-sided damping structure, so that the vertical movement force in the running process of a truck can be better eliminated, and the connection reliability between the suspension part 2 and the mounting part 1 is effectively protected.
As shown in fig. 8, the elastic anti-swing element 4 includes a vertically disposed supporting rod 41, a stopper 42 with an annular structure is axially connected to the bottom end of the supporting rod 41, a screw 43 is axially connected to the bottom surface of the stopper 42, the screw 43 is screwed into the top surface of the transverse portion 212 of the suspension plate 21, a second spring 44 is axially sleeved on the supporting rod 41, the bottom end of the second spring 44 is fixedly connected to the top surface of the stopper 42, a sliding sleeve 45 with an inverted T-shaped structure is axially slidably sleeved on the supporting rod 41, the top end of the second spring 44 is fixedly connected to the bottom surface of the sliding sleeve 45, and a nut 46 is axially connected to the top of the sliding sleeve 45 through a thread.
Through above-mentioned technical scheme, buckle 3 can not take place the swing at the truck in-process of traveling in the elasticity is prevented goods of furniture for display rather than for use 4 to carry out elastic support to buckle 3.
As shown in fig. 7, the fastener 3 includes two collars 31 with a semicircular structure, an inner diameter of each collar 31 is the same as an outer diameter of the air cylinder 6, two ends of each collar 31 extend horizontally with lugs 32, and the two collars 31 are axially sleeved with the sliding sleeve 45 through the lugs 32 and fixedly connected with the sliding sleeve 45 through the nuts 46.
Through above-mentioned technical scheme, buckle spare 3 can carry out the fixed joint of detachably to gas receiver 6, makes things convenient for the dismouting to change gas receiver 6, and simultaneously, buckle spare 3 can also utilize the cooperation of sliding sleeve 45 with second spring 44 to buckle spare 3 is supported to the shock attenuation mode.
As shown in fig. 9, the elastic supporting member 5 includes a second pressure guiding rod 51 having a cylindrical structure, a supporting bracket 53 having an arc structure is connected to a top end of the second pressure guiding rod 51, an arc of the supporting bracket 53 is identical to an arc of the collar 31, a second sleeve rod 52 having a cylindrical structure is axially connected to a bottom end of the second pressure guiding rod 51, an outer diameter of the second pressure guiding rod 51 is identical to an inner diameter of the cylinder 24, a third spring 54 is vertically arranged in the cylinder 24, a bottom end of the third spring 54 is fixedly connected to an inner bottom surface of the cylinder 24, the second sleeve rod 52 is inserted into an upper portion of the third spring 54, and the third spring 54 is in a natural state, and a lower portion of the second pressure guiding rod 51 is inserted into the cylinder 24 and slidably connected to the cylinder 24.
Through the above technical solution, the second pressure guiding rod 51 can move along the cylinder 24 in a longitudinal direction, so as to absorb and buffer the supporting force of the supporting bracket 53 on the fastener 3 and the air cylinder 6.
The working principle of the invention is as follows:
in the invention, the mounting part 1, the hanging part 2, the buckling part 3, the elastic anti-swing part 4 and the elastic support part 5 are all of detachable structures, so that damaged parts can be conveniently replaced, and the maintenance cost can be greatly saved;
the elastic modulus of the first spring 122 used in the invention is larger than that of the third spring 54, and the elastic modulus of the third spring 54 is larger than that of the second spring 44, so that when a truck runs on a rough road, firstly, the first spring 122 is elastically deformed, then, the third spring 54 is elastically deformed, and finally, the second spring 44 is elastically deformed, and the elastic deformation process sequentially occurs, thereby being beneficial to better exerting the fixed suspension of the whole damping suspension mechanism on the air storage cylinder 6, and better protecting the suspension 2 and the frame and the connection point between the buckle 3 and the suspension 2 from deformation and fracture.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a shock attenuation formula air receiver for heavy truck which characterized in that: the air storage cylinder (6) is connected with a frame of the heavy truck through a damping suspension connection mechanism;
shock attenuation suspension joint mechanism includes installed part (1), flying piece (2), buckle spare (3), elasticity and prevents goods of furniture for display rather than for use (4) and elastic support piece (5), the both ends of gas receiver (6) are respectively through corresponding buckle spare (3) fixed joint, every buckle spare (3) both ends are passed through respectively the elasticity prevents goods of furniture for display rather than for use (4) fixed connection that can open and shut, buckle spare (3) bottom is passed through elastic support piece (5) fixed stay, elasticity prevent goods of furniture for display rather than for use (4) with elastic support piece (5) is equal vertical install in flying piece (2) bottom to be in same vertical plane, flying piece (2) upper portion both ends respectively with corresponding the vertical elastic connection of installed part (1), installed part (1) and heavy truck's frame fixed connection.
2. The air cylinder for a shock absorbing heavy truck as set forth in claim 1, wherein: the suspension part (2) comprises two suspension plates (21) which are oppositely arranged and of an L-shaped structure, the two suspension plates (21) are fixedly connected between longitudinal portions (211) through first transverse plates (22) which are located at the top ends of the suspension plates and are horizontally placed, two ends of each first transverse plate (22) extend out of the longitudinal portion (211) of each suspension plate (21), the two suspension plates (21) are fixedly connected between transverse portions (212) through second transverse plates (23) which are located in the middle of the inner side faces of the suspension plates and are horizontally placed, a cylinder (24) is fixedly and concavely arranged in the middle of the top face of each transverse portion of each suspension plate (21), and each cylinder (24) is used for being inserted into the elastic supporting piece (5).
3. The air cylinder for a shock absorbing heavy truck as set forth in claim 2, wherein: the mounting piece (1) comprises a fixing plate (11), the fixing plate (11) is vertically placed, the top of the fixing plate (11) is fixedly connected with a frame of a heavy truck through a first bolt (111), two ends of the bottom of the fixing plate (11) are respectively and fixedly connected with square blocks (12), the distance between the two square blocks (12) is equal to the width of a longitudinal portion (211) of the suspension plate (21), the two square blocks (12) are fixedly connected through stop bolts (13) located on the outer end faces of the two square blocks, and the inner side faces of the stop bolts (13) are in veneering arrangement with the outer side faces of the longitudinal portion of the suspension plate (21).
4. The air cylinder for a shock absorbing heavy truck as set forth in claim 3, wherein: the suspension part (2) is connected with the mounting part (1) through a damping structure; the shock absorption structure comprises a groove (121) with a circular structure, the top surface of each square block (12) is inwards provided with the groove (121), a first spring (122) is vertically arranged in the groove (121), the bottom end of the first spring (122) is fixedly connected with the inner bottom surface of the groove (121), a first loop bar (26) with a cylindrical structure is inserted into the upper part of the first spring (122), the top end of the first loop bar (26) is axially connected with a first pressure guide bar (25) with a cylindrical structure, the outer diameter of the first pressure guide rod (25) is the same as the inner diameter of the groove (121), the lower part of the first pressure guiding rod (25) is inserted in the groove (121) when the first spring (122) is in a natural state, and the top end of the first pressure guiding rod (25) is fixedly connected with the bottom surface of the first transverse plate (22).
5. The air cylinder for a shock absorbing heavy truck as set forth in claim 2, wherein: elasticity is prevented goods of furniture for display rather than for use (4) including bracing piece (41) of vertical setting, bracing piece (41) bottom axial is connected with dog (42) of loop configuration, the bottom surface axial of dog (42) is connected with screw rod (43), screw rod (43) screw in horizontal portion (212) the top of hanger plate (21), the axial cover is equipped with second spring (44) on bracing piece (41), the bottom of second spring (44) with the top surface fixed connection of dog (42), the sliding sleeve (45) of falling T-shaped structure has been cup jointed in axial slide on bracing piece (41), the top of second spring (44) with the bottom surface fixed connection of sliding sleeve (45), the top of sliding sleeve (45) has nut (46) through screw thread axial connection.
6. The air cylinder for a shock absorbing heavy truck as set forth in claim 5, wherein: buckle spare (3) include rand (31) of two semi-circular structures, the internal diameter of rand (31) is the same with the external diameter of air receiver (6), the both ends of rand (31) level extension respectively have lug (32), two rand (31) pass through respectively lug (32) with sliding sleeve (45) axial cup joints, and pass through nut (46) with sliding sleeve (45) fixed connection.
7. The air receiver for a shock absorbing heavy truck as set forth in claim 6, wherein: the elastic supporting part (5) comprises a second pressure guiding rod (51) with a cylindrical structure, the top end of the second pressure guide rod (51) is connected with a support bracket (53) with an arc structure, the radian of the supporting bracket (53) is consistent with that of the clamping ring (31), the bottom end of the second pressure guiding rod (51) is axially connected with a second sleeve rod (52) with a cylindrical structure, the outer diameter of the second pressure guiding rod (51) is the same as the inner diameter of the cylinder (24), a third spring (54) is vertically arranged in the cylinder (24), the bottom end of the third spring (54) is fixedly connected with the inner bottom surface of the cylinder (24), the second loop bar (52) is inserted into the upper part of the third spring (54), the third spring (54) is in a natural state, and the lower part of the second pressure guiding rod (51) is inserted into the cylinder (24) and is connected with the cylinder (24) in a sliding mode.
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| CN202110766136.3A CN113335255B (en) | 2021-07-07 | 2021-07-07 | Shock attenuation formula air receiver for heavy truck |
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| CN202110766136.3A CN113335255B (en) | 2021-07-07 | 2021-07-07 | Shock attenuation formula air receiver for heavy truck |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928295A (en) * | 2021-11-08 | 2022-01-14 | 常德天工机械有限公司 | Stabilizing part for anti-seismic of automobile air cylinder support |
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