CN102320337A - A kind of automobile cab front hung holder and heavy motor vehicle - Google Patents
A kind of automobile cab front hung holder and heavy motor vehicle Download PDFInfo
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- CN102320337A CN102320337A CN201110181783A CN201110181783A CN102320337A CN 102320337 A CN102320337 A CN 102320337A CN 201110181783 A CN201110181783 A CN 201110181783A CN 201110181783 A CN201110181783 A CN 201110181783A CN 102320337 A CN102320337 A CN 102320337A
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- upper bracket
- panhard rod
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Abstract
The present invention relates to the automobile shock technical field; A kind of automobile cab front hung holder is disclosed; Comprise Panhard rod (10) and be located at first suspending apparatus of said Panhard rod (10) end, said first suspending apparatus comprises upper bracket (1), shock absorber (5), flip-arm (12) and overturning seat (6); It is characterized in that a side and one of which end that said flip-arm (12) is positioned at said Panhard rod (10) are captiveed joint with an end of said Panhard rod (10); The upper end of said shock absorber (5) is connected with said upper bracket (1), and the lower end of said shock absorber (5) is connected with said Panhard rod (10); The bottom of said upper bracket (1) is connected with said flip-arm (12), and the end portion, supports of said Panhard rod (10) is in said overturning seat (6).The invention also discloses a kind of heavy-duty vehicle with above-mentioned automobile cab front hung holder.
Description
Technical field
The present invention relates to the automobile shock technical field, relate in particular to a kind of automobile cab front hung holder.The invention still further relates to a kind of heavy motor vehicle with above-mentioned automobile cab front hung holder.
Background technology
Development along with present automobile; People also no longer have been confined to the outward appearance and the safety performance of vehicle to the requirement of automobile, have also given increasingly high requirement for the traveling comfort of vehicle, and the quality of the ride comfort of vehicle has material impact for the traveling comfort of automobile; In traditional design; Commercial-vehicle cab directly link to each other with vehicle frame, and the suffered in motion road shocks of vehicle will be directly delivered on the operator's compartment, thereby the ride comfort of operator's compartment is relatively poor.
Along with people's improves constantly the requirement of vehicle ride comfort; The part commercial vehicle/comm..vehicle uses the attaching parts of rubber pad as operator's compartment and vehicle frame; This mode has played certain vibration isolating effect; But vibration isolation way can not satisfy existing needs, so those skilled in the art gradually adopt automobile cab front hung holder vibrating isolation system to improve the ride comfort of vehicle.
Publication number is that the Chinese patent that " CN101774402Y ", name are called " a kind of full-floating front suspension device of automobile " discloses a kind of full-floating front suspension device of automobile; This full-floating front suspension device of automobile comprises Panhard rod, left suspension device and right suspension installation; Left suspension device, the right suspension installation structure both sides that are installed in Panhard rod in full accord and symmetrical, Panhard rod comprise torsion tube and are installed in the flip-arm at torsion tube two ends that left suspension device, right suspension installation include upper bracket, undersetting, shock absorber and guide arm; One end of upper bracket and undersetting is connected with flip-arm respectively; The centre of flip-arm and torsion tube adopt the mode of welding to be fixed together, and an end of shock absorber is connected with upper bracket, and the other end is connected with the end of flip-arm; One end of guide arm is connected with upper bracket, and the other end is connected with undersetting.
The full-floating front suspension device of automobile of this structure, the centre and the Panhard rod of flip-arm are fixed together, and an end of shock absorber is connected with the end of flip-arm; There is certain arm of force between shock absorber and the Panhard rod; Because shock absorber is the stress point of operator's compartment effect, the operator's compartment applied pressure is passed on the flip-arm through shock absorber, thereby makes operator's compartment when beating or overturn; Under the effect of operator's compartment; The existing moment of flexure of Panhard rod has moment of torsion again, causes operator's compartment anti-roll poor-performing, occurs the bigger phenomenon of operator's compartment teeter easily; The full-floating front suspension device of automobile of this structure, Panhard rod two ends all are connected with left flip-arm, right flip-arm through crooked torsion tube, and the Panhard rod of this structure is stressed relatively poor with torsion stiffness, further lower the anti-roll performance of operator's compartment.
In addition; The centre of flip-arm is connected with Panhard rod, and a side end of flip-arm is connected with shock absorber, and unsettled setting of opposite side forms the upper bracket abutment end; The corresponding position of upper bracket abutment end of upper bracket and flip-arm is provided with the rubber damping piece; The rubber damping piece is installed in the lower surface of upper bracket through screw, and vibration of vehicle is prone to make and causes the rubber damping piece to come off by screw loosening easily; The rubber damping piece belongs to consumable accessory, and this mounting means is prone to make rubber damping lost block or destroy the inconvenience of back Assembly &Disassembly.
Therefore, how to improve front overhang and put the force-bearing situation of the Panhard rod of device, improve operator's compartment anti-roll performance, become the technical barrier that those skilled in the art need to be resolved hurrily.
Summary of the invention
First purpose of the present invention provides a kind of automobile cab front hung holder, and the Panhard rod of this automobile cab front hung holder can improve the force-bearing situation of Panhard rod, improves the anti-roll capability and stability, ride comfort of operator's compartment.
Second purpose of the present invention provides a kind of heavy motor vehicle with above-mentioned automobile cab front hung holder.
In order to realize above-mentioned first purpose; The invention provides a kind of automobile cab front hung holder; Comprise Panhard rod and be located at first suspending apparatus of said lateral stability boom end, said first suspending apparatus comprises upper bracket, shock absorber, flip-arm and overturning seat; A side and one of which end that said flip-arm is positioned at said Panhard rod are captiveed joint with an end of said Panhard rod; The upper end of said shock absorber is connected with said upper bracket, and the lower end of said shock absorber is connected with said Panhard rod; The bottom of said upper bracket is connected with said flip-arm, and the end portion, supports of said Panhard rod is in said overturning seat.
Preferably, said first suspending apparatus is to be arranged at the left suspension device of said Panhard rod left end or is the right suspension installation that is arranged at said Panhard rod right-hand member.
Preferably, the lower end of said upper bracket is provided with hanger, and said flip-arm is provided with pin-and-hole, and said upper bracket and above-mentioned flip-arm are hinged through said hanger, said pin-and-hole.
Preferably, be provided with lining in the pin-and-hole of said flip-arm.
Preferably, the unsettled setting of the other end of said flip-arm, this end opposite position of the upper surface of this end of said flip-arm or the bottom of said upper bracket and said flip-arm is provided with damping block.
Preferably, the upper surface of the bottom of said upper bracket or said flip-arm end is provided with the limiting stopper that matches with said damping block.
Preferably, the end of said Panhard rod has along the axially extended pin-and-hole of Panhard rod, and the ladder bearing pin is installed in this pin-and-hole, captives joint with said ladder bearing pin in the lower end of said shock absorber.
Preferably, an end of said ladder bearing pin is equipped with lining, between said ladder bearing pin and the said lining bearing pin sleeve pipe is installed, and the other end of said ladder bearing pin is captiveed joint with the lower end of said shock absorber.
Preferably, said shock absorber lower end is fixed on the said ladder bearing pin through the lock washer that is positioned at said shock absorber lower outside.
Preferably, also comprise limit pull rod, an end and the upper bracket bearing pin on the said upper bracket of said limit pull rod are hinged, and the other end and bearing pin and overturning seat are hinged.
Preferably, the top of said upper bracket is provided with and is used for cab front wall bonded assembly gusset, is used for the type groove structure with cab floor bonded assembly U.
Preferably, the end portion, supports of said Panhard rod is in the bearing cap shim of said overturning seat.
Preferably, the front end of said upper bracket is hinged through the upper end of U type hanger and said shock absorber.
Automobile cab front hung holder provided by the invention comprises Panhard rod and is located at first suspending apparatus of lateral stability boom end; This first suspending apparatus comprises upper bracket, shock absorber, flip-arm and overturning seat; Flip-arm is positioned at a side of Panhard rod and an end of flip-arm is captiveed joint with an end of Panhard rod; The upper end of shock absorber is connected with upper bracket; The lower end of shock absorber is connected with Panhard rod, and the bottom of upper bracket is connected with flip-arm, and the end portion, supports of Panhard rod is in said overturning seat.
This structure automobile cab front hung holder, flip-arm are positioned at a side of Panhard rod and captive joint with Panhard rod, and the upper end of shock absorber is connected with upper bracket; The lower end of shock absorber directly is connected with Panhard rod, does not have the arm of force between shock absorber and the Panhard rod, and shock absorber is as the stress point of operator's compartment effect; The operator's compartment applied pressure directly is passed to Panhard rod through shock absorber; Operator's compartment is when beating or overturn, and operator's compartment makes Panhard rod only receive the moment of flexure effect not receive torsional interaction to the effect of Panhard rod; Improve the force-bearing situation of Panhard rod, improved operator's compartment anti-roll capability and stability, ride comfort.
In the preferred version, an end of flip-arm is connected with Panhard rod, the unsettled setting of the other end of flip-arm, and the upper surface of an end of the unsettled setting of flip-arm is provided with damping block.Damping block is arranged on the upper surface of an end of the unsettled setting of flip-arm, makes damping block lose or to destroy the back Assembly &Disassembly all comparatively convenient.
In order to realize above-mentioned second purpose, the invention provides a kind of heavy motor vehicle, the bottom of the operator's compartment of this heavy motor vehicle is provided with above-mentioned automobile cab front hung holder.Because above-mentioned automobile cab front hung holder has above-mentioned technique effect, the heavy motor vehicle with this automobile cab front hung holder also should have the corresponding techniques effect.
Description of drawings
Fig. 1 is the structural representation of a kind of specific embodiment of automobile cab front hung holder provided by the present invention.
Wherein, among Fig. 1:
The specific embodiment
In order to make those skilled in the art better understand technical scheme of the present invention, the present invention is done further detailed description below in conjunction with the accompanying drawing and the specific embodiment.
Please referring to Fig. 1, Fig. 1 is the structural representation of a kind of specific embodiment of automobile cab front hung holder provided by the present invention.
As shown in Figure 1; Automobile cab front hung holder provided by the invention comprises Panhard rod 10 and is located at first suspending apparatus of Panhard rod 10 ends; First suspending apparatus can be for being arranged at the left suspension device of said Panhard rod 10 left ends; Also can be for being arranged at the right suspension installation of Panhard rod 10 right-hand members, following examples are that example is introduced automobile cab front hung holder provided by the invention with the left suspension device.
As shown in Figure 1; First suspending apparatus comprises upper bracket 1, shock absorber 5, flip-arm 12 and overturning seat 6; Flip-arm 12 is positioned at a side of Panhard rod 10 and an end of flip-arm 12 is captiveed joint with an end of Panhard rod 10, and in the concrete scheme, flip-arm 12 can be fixed through the mode of welding with Panhard rod 10; The other end of flip-arm 12 can unsettledly be provided with, and an end of flip-arm 12 unsettled settings is used for against the bottom of upper bracket 1; The upper end of shock absorber 5 is connected with upper bracket 1, and the lower end of shock absorber 5 directly is connected with Panhard rod 10; The bottom of upper bracket 1 is connected with relevant position between flip-arm 12 two ends, and the end portion, supports of Panhard rod 10 is in overturning seat 6.
This structure automobile cab front hung holder; Flip-arm 12 is positioned at a side of Panhard rod 10 and captives joint with Panhard rod 10, and the upper end of shock absorber 5 is connected with upper bracket 1, and the lower end of shock absorber 5 directly is connected with Panhard rod 10; There is not the arm of force between shock absorber 5 and the Panhard rod 10; Shock absorber 5 is as the stress point of operator's compartment effect, and the operator's compartment applied pressure directly is passed to Panhard rod 10 through shock absorber 5, and operator's compartment is when beating or overturn; Operator's compartment is to the effect of Panhard rod 10; Make 10 of Panhard rods receive the moment of flexure effect not receive torsional interaction, improved the force-bearing situation of Panhard rod 10, improved operator's compartment anti-roll capability and stability, ride comfort.
In the concrete scheme, the lower end of upper bracket 1 is provided with hanger 1-5, and the relevant position between flip-arm 12 two ends is provided with pin-and-hole, and upper bracket 1 is hinged through said hanger 1-5, pin-and-hole with flip-arm 12.
In the preferred version, in order to cushion the impulsive force between upper bracket 1 and the flip-arm 12, protection upper bracket 1 and flip-arm 12 can be provided with lining 11 in the pin-and-hole of flip-arm 12, in the more excellent scheme, can in the pin-and-hole of flip-arm 12, be provided with rubber bush.
Further in the scheme; The unsettled setting of the other end of flip-arm 12, the upper surface of an end of flip-arm 12 unsettled settings is provided with damping block 13, and the upper surface of the end that damping block 13 can be through connecting elements such as screw and flip-arm 12 unsettled settings fixedly installs; Impulsive force between one end of damping block 13 available buffer upper brackets, 1 bottom and flip-arm 12 unsettled settings; The vehicle body bob is to a certain degree the time, and damping block 13 contacts with upper bracket 1, can limit the vehicle body stroke of beating; Damping block 13 is arranged on the upper surface of an end of flip-arm 12 unsettled settings, makes damping block 13 lose or to destroy the back Assembly &Disassembly all comparatively convenient.
In the preferred version; Damping block 13 can adopt rubber damping piece 13; Rubber damping piece 13 with certain elastic deformation can take place after upper bracket 1 contacts; Impulsive force between one end of this elastic deformation available buffer upper bracket 1 bottom and flip-arm 12 unsettled settings, during the elastic deformation of rubber damping piece 13 to elastic limit, rubber damping piece 13 can limit the vehicle body stroke of beating.
In the preferred version, bottom and damping block 13 contact matching for the ease of upper bracket 1 are provided with the limiting stopper 1-4 that matches with damping block 13 in the bottom of upper bracket 1, when vehicle body is beated, damping block 13 can with limiting stopper 1-4 against contacting.
In the concrete scheme; The end of Panhard rod 10 has along Panhard rod 10 axially extended pin-and-holes; Ladder bearing pin 4 is installed in this pin-and-hole, and can captive joint with ladder bearing pin 4 in the lower end of shock absorber 5, as shown in Figure 1; The installation hole size of the radial dimension of ladder bearing pin 4 and shock absorber 5 adapts, and can be installed on the ladder bearing pin 4 with the mounting hole that guarantees shock absorber 5.
Further in the scheme; One end of ladder bearing pin 4 is equipped with lining 8; Between ladder bearing pin 4 and the said lining bearing pin sleeve pipe 9 is installed; The other end of said ladder bearing pin 4 is captiveed joint with the lower end of shock absorber 5, and in the concrete scheme, the lower end of shock absorber 5 is fixed on the ladder bearing pin 4 through the lock washer 3 that is positioned at shock absorber 5 lower outside.
In the preferred version, also comprise limit pull rod 2, an end and the upper bracket bearing pin 14 on the upper bracket 1 of limit pull rod 2 are hinged; The other end and overturning seat 6 are hinged; In the concrete scheme, an end of limit pull rod 2 is provided with the U-shaped key seat, and the other end is provided with slotted hole; Pin-and-hole on U-shaped key seat and the overturning seat 6 forms hinged, and the upper bracket bearing pin 14 on slotted hole and the upper bracket 1 forms hinged.When normal vehicle operation; The slotted hole of limit pull rod 2 is free to slide on the upper bracket bearing pin 14 on the upper bracket 1; When driver's cab turnover, upper bracket bearing pin 14 can upwards lift with upper bracket 1, operator's compartment, when driver's cab turnover arrives to a certain degree; The preceding end in contact of the slotted hole on upper bracket bearing pin 14 and the limit pull rod 2 limits the driver's cab turnover stroke with flip-arm 12.
In the preferred version, the top of upper bracket 1 is provided with and is used for and cab front wall bonded assembly gusset 1-2, and the top of upper bracket 1 also is provided with and operator's compartment bottom bonded assembly U type groove structure 1-3.
Further in the scheme, have mounting hole on the gusset 1-2, concrete, have three circular holes on the gusset 1-2, bolt is connected with cab front wall spot welding nut through circular hole endways; Top, side and the operator's compartment bottom surface of U type groove structure 1-3 are equipped with mounting hole, and bolt connects the U type groove structure 1-3 and the operator's compartment bottom surface on upper bracket 1 top through mounting hole.
This mounting means of upper bracket 1 and operator's compartment from top to bottom, can make the robust that is connected of upper bracket 1 and operator's compartment.
In the preferred version, the end portion, supports of Panhard rod 10 is in the bearing cap shim 7 of overturning seat 6.As shown in Figure 1; On overturning seat 6, be provided with bearing cap shim 7, be provided with bearing in the bearing cap shim 7, the end portion, supports of Panhard rod 10 is in bearing cap shim 7; Further in the scheme; The ladder bearing of Panhard rod 10 ends is supported in the bearing cap shim 7 of overturning seat 6, this structure overturning seat 6 may command Panhard rods 10 axially with move radially, bear Panhard rod 10 radial weights.
In the concrete scheme, the front end of upper bracket 1 is provided with U type hanger 1-1, and the front end of upper bracket 1 can be hinged through the upper end of this U type hanger 1-1 and shock absorber 5.
In the foregoing description; The lower end of shock absorber is connected with the ladder bearing pin that is arranged on the lateral stability boom end; To realize being connected of shock absorber lower end and lateral stability boom end, the present invention is not limited thereto, and the lower end of shock absorber also can directly be fixed on the end of Panhard rod; Like the lower end of shock absorber and the end welding of Panhard rod; If the mounting hole of the lower end of shock absorber and the radial dimension of Panhard rod adapt, also can be directly with the mounting hole of shock absorber lower end and the direct suit in end of Panhard rod, above scheme all should be in protection scope of the present invention.
In the foregoing description; The upper surface of one end of the unsettled setting of flip-arm is provided with damping block, and the present invention is not limited thereto, and damping block can also be arranged on the bottom of upper bracket; The limiting stopper that matches with damping block in the upper surface setting of an end of the unsettled setting of flip-arm; This structure causes damping block to come off easily, does not advise adopting this structure, but this structure also should be in protection scope of the present invention.
The invention provides a kind of heavy motor vehicle, the bottom of the operator's compartment of this heavy motor vehicle is provided with above-mentioned automobile cab front hung holder.Because above-mentioned automobile cab front hung holder has above-mentioned technique effect, the heavy motor vehicle with this automobile cab front hung holder also should have the corresponding techniques effect, no longer is described in detail at this.
The above only is the description of the preferred implementation of invention; Should be pointed out that finiteness, and objectively have unlimited concrete structure owing to literal expression; For those skilled in the art; Under the prerequisite that does not break away from the principle of the invention, can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (14)
1. automobile cab front hung holder comprises Panhard rod (10) and is located at first suspending apparatus of said Panhard rod (10) end that said first suspending apparatus comprises upper bracket (1), shock absorber (5), flip-arm (12) and overturning seat (6); It is characterized in that a side and one of which end that said flip-arm (12) is positioned at said Panhard rod (10) are captiveed joint with an end of said Panhard rod (10); The upper end of said shock absorber (5) is connected with said upper bracket (1), and the lower end of said shock absorber (5) is connected with said Panhard rod (10); The bottom of said upper bracket (1) is connected with said flip-arm (12), and the end portion, supports of said Panhard rod (10) is in said overturning seat (6).
2. automobile cab front hung holder according to claim 1 is characterized in that, said first suspending apparatus is to be arranged at the left suspension device of said Panhard rod (10) left end or is the right suspension installation that is arranged at said Panhard rod (10) right-hand member.
3. automobile cab front hung holder according to claim 2; It is characterized in that; The lower end of said upper bracket (1) is provided with hanger, and said flip-arm (12) is provided with pin-and-hole, and said upper bracket (1) is hinged through said hanger, said pin-and-hole with above-mentioned flip-arm (12).
4. automobile cab front hung holder according to claim 3 is characterized in that, is provided with lining (11) in the pin-and-hole of said flip-arm (12).
5. automobile cab front hung holder according to claim 2; It is characterized in that; The unsettled setting of the other end of said flip-arm (12), the bottom of the upper surface of this end of said flip-arm (12) or said upper bracket (1) and this end opposite position of said flip-arm (12) are provided with damping block (13).
6. automobile cab front hung holder according to claim 5 is characterized in that, the upper surface of the bottom of said upper bracket (1) or said flip-arm (12) end is provided with the limiting stopper that matches with said damping block (13).
7. automobile cab front hung holder according to claim 2; It is characterized in that; The end of said Panhard rod (10) has along the axially extended pin-and-hole of Panhard rod (10); Ladder bearing pin (3) is installed in this pin-and-hole, captives joint with said ladder bearing pin (3) in the lower end of said shock absorber (5).
8. automobile cab front hung holder according to claim 7; It is characterized in that; One end of said ladder bearing pin (3) is equipped with lining; Bearing pin sleeve pipe (7) is installed between said ladder bearing pin (3) and the said lining, and the other end of said ladder bearing pin (3) is captiveed joint with the lower end of said shock absorber (5).
9. automobile cab front hung holder according to claim 8 is characterized in that, said shock absorber (5) lower end is fixed on the said ladder bearing pin (3) through the lock washer (3) that is positioned at said shock absorber (5) lower outside.
10. automobile cab front hung holder according to claim 2; It is characterized in that; Also comprise limit pull rod (2), the upper bracket bearing pin (14) on an end of said limit pull rod (2) and the said upper bracket (1) is hinged, and the other end and bearing pin and overturning seat (6) are hinged.
11. automobile cab front hung holder according to claim 2 is characterized in that, the top of said upper bracket (1) is provided with and is used for cab front wall bonded assembly gusset, is used for the type groove structure with cab floor bonded assembly U.
12. automobile cab front hung holder according to claim 2 is characterized in that, the end portion, supports of said Panhard rod (10) is in the bearing cap shim (7) of said overturning seat (6).
13. automobile cab front hung holder according to claim 2 is characterized in that, the front end of said upper bracket (1) is hinged through the upper end of U type hanger and said shock absorber (5).
14. a heavy motor vehicle is characterized in that, the bottom of the operator's compartment of this heavy motor vehicle is provided with each described automobile cab front hung holder of claim 1-13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110181783A CN102320337A (en) | 2011-06-30 | 2011-06-30 | A kind of automobile cab front hung holder and heavy motor vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110181783A CN102320337A (en) | 2011-06-30 | 2011-06-30 | A kind of automobile cab front hung holder and heavy motor vehicle |
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| CN102320337A true CN102320337A (en) | 2012-01-18 |
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| CN201110181783A Pending CN102320337A (en) | 2011-06-30 | 2011-06-30 | A kind of automobile cab front hung holder and heavy motor vehicle |
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