CN115931587B - Device for detecting load carrying capacity of tires of motor home - Google Patents
Device for detecting load carrying capacity of tires of motor home Download PDFInfo
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- CN115931587B CN115931587B CN202310223648.4A CN202310223648A CN115931587B CN 115931587 B CN115931587 B CN 115931587B CN 202310223648 A CN202310223648 A CN 202310223648A CN 115931587 B CN115931587 B CN 115931587B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The invention discloses a device for detecting the load carrying capacity of a tire of a motor home, and relates to the technical field of tire detection; comprises a base; the first support seat is connected with a plurality of support arms, the second hub is connected with a first pavement simulation layer, the surface of the first pavement simulation layer is connected with a second pavement simulation layer, the first connecting piece is connected with a first brake disc, and the first brake disc is provided with a second hydraulic caliper; the invention can integrate multiple groups of simulated pavements into a whole, so that the detection of tires under various different pavements can be completed without disassembling the tires, and the invention has the advantages of multiple experimental simulation scenes and comprehensive tire measurement.
Description
Technical Field
The invention relates to the technical field of tire detection, in particular to a device for detecting the load carrying capacity of a motor home tire.
Background
As an important component of an automobile, the main factors of the tire performance are the air pressure of the tire, and too low or too high air pressure of the tire affects the service performance of the tire and reduces the service life of the tire, and finally affects the running safety.
At present, in order to ensure the delivery quality of tires, the tires need to be detected before delivery, the tires are installed on a traveling vehicle, the tires are tested by traveling the vehicle to different roads, and the tires are installed on a base to perform compression resistance test on the tires after being inflated. For this purpose we propose a device for detecting the load carrying capacity of a motor home tire to solve the above-mentioned drawbacks.
Disclosure of Invention
The invention aims to provide a device for detecting the load carrying capacity of a tire of a house vehicle, which aims to solve the problem of how to integrate a plurality of simulated pavements into a whole to comprehensively detect the tire.
In order to achieve the above purpose, the present invention provides the following technical solutions: a kind of car tire load capacity detection equipment, including the base; the first support seat is connected to the top of the base, the plurality of support arms are circumferentially distributed on the first support seat, one end, away from the first support seat, of each support arm is fixedly connected with a rotating part in a rotating mode, one end of each rotating part is fixedly connected with a first connecting piece, a second hub is detachably connected to the first connecting piece, a first road surface simulation layer is connected to the second hub, a second road surface simulation layer is connected to the surface of the first road surface simulation layer, different simulation roads are formed by the first road surface simulation layer and the second road surface simulation layer, a first brake disc is connected to the first connecting piece, and a second hydraulic caliper is arranged on the first brake disc; the device comprises a first supporting seat, a second supporting seat, a rotating piece, a hydraulic cylinder, a connecting part, a connecting unit and a tire to be tested, wherein the first supporting seat is rotatably connected with the top of the first supporting seat; the first supporting seat is connected with a driving unit for driving the second supporting seat to rotate, the driving unit is used for driving the second supporting seat to rotate so that an object to be tested can be switched among a plurality of simulated pavements, and when the object to be tested is located right above the simulated pavements, the hydraulic cylinder is used for controlling the pressure between the object to be tested and the simulated pavements.
As a preferred embodiment of the present invention: the driving unit comprises a mounting plate arranged on the first supporting seat, a first motor is arranged on the mounting plate, the output end of the first motor is connected with a gear, and the outer side of the second supporting seat is connected with gear teeth meshed with the gear.
As a preferred embodiment of the present invention: the base is provided with a through groove corresponding to the supporting arm, the through groove is connected with a supporting piece, and the supporting piece provides supporting force when the first road surface simulation layer and the second road surface simulation layer rotate above the through groove.
As a preferred embodiment of the present invention: the supporting piece comprises a plurality of rollers which are equidistantly arranged, a chute is connected to the joint of the through groove and two ends of the rollers, supporting points at two ends of the rollers are slidably arranged in the chute, an elastic piece is connected between the supporting points in the chute, and the supporting points are located in the middle of the chute in a natural state.
As a preferred embodiment of the present invention: the side part of the first supporting seat is connected with a cavity corresponding to the supporting arm, each cavity is internally connected with a supporting shaft, and one end, close to the cavity, of the supporting arm is rotatably arranged with the supporting shaft.
As a preferred embodiment of the present invention: the connecting unit comprises a first connecting plate arranged at the bottom of the connecting part, and a third connecting plate is detachably connected to the first connecting plate through bolts; one end of the second connecting plate is rotatably connected with the third connecting plate, the other end of the second connecting plate is rotatably connected with a supporting sleeve, a second connecting piece is rotatably arranged on the supporting sleeve, a second brake disc is connected onto the second connecting piece, the second connecting piece is connected with the first hub, a first hydraulic caliper is connected onto the second brake disc, a second motor and a speed changer are mounted on the second connecting plate, the output end of the second motor is communicated with the speed changer, and the output end of the speed changer is connected with the second connecting piece; the support sleeve is connected with a first connecting rod, a shock absorber is arranged on the through groove, and the upper end of the shock absorber is connected with the connecting part through a ball bearing.
As a preferred embodiment of the present invention: the shock absorber comprises a second supporting plate and a first supporting plate, a sliding rod is fixedly connected to the bottom of the first supporting plate, a sliding sleeve is arranged at the upper end of a first connecting rod, a conical sleeve is connected to the bottom of the second supporting plate, the lower end of the sliding rod penetrates through the second supporting plate, the conical sleeve and the sliding sleeve once, the lower end of the sliding rod and the sliding sleeve are arranged in a sliding mode, a ball bearing is arranged between the first supporting plate and the connecting portion, and springs with two ends respectively propped against the first supporting plate and the second supporting plate are sleeved on the sliding rod.
As a preferred embodiment of the present invention: the rotary part is connected with a rotary shaft in a rotating way, the top of the rotary shaft is fixedly connected with a top plate, the side part of the top plate is fixedly connected with a protective cover, and a transparent layer is arranged on the protective cover.
As a preferred embodiment of the present invention: the second pavement simulation layer forms a bulge on the first pavement simulation layer, and the surface of the bulge is a transitional arc surface.
As a preferred embodiment of the present invention: the second pavement simulation layer is formed with a plurality of bulges on the first pavement simulation layer, and grooves are connected between two adjacent bulges.
As a preferred embodiment of the present invention: the second pavement simulation layer is a soft supporting layer and covers the surface of the first pavement simulation layer.
As a preferred embodiment of the present invention: the second pavement simulation layer is a plurality of irregular particle blocks, and the irregular particle blocks are embedded into the surface of the first pavement simulation layer.
As a preferred embodiment of the present invention: the second pavement simulation layer is annular and sleeved outside the first pavement simulation layer, and a compression-resistant bearing is arranged between the second pavement simulation layer and the first pavement simulation layer.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the tyre to be detected is connected with the connecting part through the connecting unit, the tyre is driven to be positioned right above the simulated road surface through the driving part, then the hydraulic cylinder and the driving part for driving the tyre to rotate are started, the tyre moves downwards to be attached to the simulated road surface, the compression resistance of the tyre on the simulated road surface is obtained through controlling the pressure, meanwhile, the damping can be realized through the second hydraulic calipers and the first hydraulic calipers, so that the tyre performance test is realized under the condition of simulated braking and acceleration, after the road surface test is completed, the tyre is driven to move upwards through the hydraulic cylinder, and the second supporting seat is driven to rotate through the driving part, and the tyre is positioned on other simulated road surfaces for measurement.
Drawings
FIG. 1 is a schematic diagram of a device for detecting load carrying capacity of a tire of a motor home according to the present invention;
FIG. 2 is a front view of a tire load carrying capacity detection apparatus for a motor home in accordance with the present invention;
FIG. 3 is a left side view of a tire load carrying capacity detection apparatus for a motor home in accordance with the present invention;
FIG. 4 is a schematic diagram II of a device for detecting load carrying capacity of a tire of a motor home according to the present invention;
FIG. 5 is a top view of a tire load carrying capacity detection apparatus for a motor home in accordance with the present invention;
FIG. 6 is a schematic diagram III of a device for detecting the load carrying capacity of a tire of a motor home according to the present invention;
FIG. 7 is a schematic diagram of a tire load capacity detection apparatus for a motor home according to the present invention;
FIG. 8 is a schematic diagram of a tire load capacity detection apparatus for a motor home according to the present invention;
FIG. 9 is a schematic diagram of a tire load capacity detection apparatus for a motor home according to the present invention;
FIG. 10 is a schematic diagram of a tire load capacity detection apparatus for a motor home according to the present invention;
FIG. 11 is a schematic diagram of a simulated road surface of a device for detecting the load carrying capacity of a tire of a motor home according to the present invention;
FIG. 12 is a schematic diagram of a simulated road surface of a device for detecting the load carrying capacity of a tire of a motor home according to the present invention;
FIG. 13 is a schematic diagram III of a simulated pavement structure of a device for detecting the load carrying capacity of a tire of a motor home according to the present invention;
FIG. 14 is a schematic diagram showing a simulated road surface structure of a tire load capacity detection apparatus for a motor home according to the present invention;
FIG. 15 is a schematic diagram of a simulated road surface of a device for detecting the load carrying capacity of a tire of a motor home according to the present invention;
FIG. 16 is a schematic view showing the construction of a portion A of the apparatus for detecting load carrying capacity of a tire for a motor home of the present invention in FIG. 3;
fig. 17 is a schematic view showing the construction of a portion B of the apparatus for detecting load carrying capacity of a tire for a motor home of the present invention in fig. 10.
In the figure: 100. a base; 101. a through groove; 102. a support; 103. a first support base; 105. a second support base; 106. gear teeth; 107. a first motor; 108. a gear; 109. a column; 110. a rotating member; 111. a rotating shaft; 112. a top plate; 113. a protective cover; 114. a transparent layer; 115. a hydraulic cylinder; 116. a connection part; 117. a first connection plate; 118. a second connecting plate; 119. a damper; 120. a third connecting plate; 121. a first hub; 122. a tire to be tested; 124. a ball bearing; 125. a first support plate; 126. a slide bar; 127. a spring; 128. a second support plate; 129. a conical sleeve; 130. a sliding sleeve; 131. a first connecting rod; 134. a transmission; 135. a second motor; 136. a support arm; 137. a second hub; 138. a cavity; 139. a support shaft; 140. a rotating part; 141. a first brake disc; 142. a first connector; 143. a support sleeve; 144. a second brake disc; 145. a first hydraulic caliper; 146. a second hydraulic caliper; 147. a second connector; 200. a first road surface simulation layer; 201. a second road surface simulation layer; 202. a groove; 203. compression-resistant bearings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments of the present invention and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be understood that the terms "comprises/comprising," "consists of … …," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product, apparatus, process, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product, apparatus, process, or method as desired. Without further limitation, an element defined by the phrases "comprising/including … …," "consisting of … …," and the like, does not exclude the presence of other like elements in a product, apparatus, process, or method that includes the element.
It is further understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship based on that shown in the drawings, merely to facilitate describing the present invention and to simplify the description, and do not indicate or imply that the devices, components, or structures referred to must be connected to a particular orientation, be configured or operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The following describes in detail the technical solutions provided by the embodiments of the present invention with reference to the accompanying drawings.
Referring to fig. 1-17, an embodiment of the present invention is provided: the equipment for detecting the load capacity of the tires of the motor home comprises a base 100, wherein the base 100 is in the shape of a revolving body and can be fixed with the ground in a welding mode and the like; and a first supporting seat 103 connected to the top of the base 100, where the first supporting seat 103 is fixed relative to the base 100 and is mainly used for supporting the supporting arms 136, and specifically, the first supporting seat 103 is connected with a plurality of supporting arms 136, the gear teeth 106 are supporting main beams, and can adopt a steel structure to realize the support of the simulated pavement, the plurality of supporting arms 136 are circumferentially distributed on the first supporting seat 103, the number of supporting arms 136 is preferably six, and six different simulated pavements are set at the ends of the supporting arms 136 to test the object to be tested in different scenes, one end of the plurality of supporting arms 136 far from the first supporting seat 103 is fixedly and rotatably connected with a rotating part 140, one end of the rotating part 140 is fixedly connected with a first connecting piece 142, and the maintenance and replacement of the simulated pavement are facilitated through the rotating part 140 and the first connecting piece 142, so that the measured environment of the same batch of tires is kept the same, the problem that the measurement accuracy is different in the same batch of tires caused by the damage of the simulated pavement is avoided, the first connecting piece 142 is detachably connected with the second hub 137, the second hub 137 is connected with the first pavement simulation layer 200, the surface of the first pavement simulation layer 200 is connected with the second pavement simulation layer 201, the first pavement simulation layer 200 and the second pavement simulation layer 201 form different simulated pavements, so that the antigen value change of the tires with different pressures in environments such as a deceleration strip, a pothole pavement, a crushed stone pavement, a skid pavement and the like can be simulated, the first connecting piece 142 is connected with the first brake disc 141, the first brake disc 141 is provided with the second hydraulic caliper 146, the tire pressure change under the condition of different pavement brakes is simulated by arranging the first brake disc 141, the top of the first support seat 103 is rotationally connected with the second support seat 105, the top of the second supporting seat 105 is fixedly connected with a rotating member 110 through a stand column 109, a hydraulic cylinder 115 is installed on the rotating member 110, the output end of the hydraulic cylinder 115 is connected with a connecting part 116, the connecting part 116 is connected with a connecting unit for connecting an object to be tested, and the object to be tested comprises a first hub 121 and a tire 122 to be tested sleeved on the first hub 121; the first supporting seat 103 is connected with a driving unit for driving the second supporting seat 105 to rotate, the second supporting seat 105 is driven to rotate by the driving unit, so that an object to be tested is switched among a plurality of simulated roads, of course, the object to be tested can be set to be distributed in a plurality of ways through circumference, multiple groups of tires can be detected once, the connecting unit of the tires can be designed into a quick-dismantling buckle structure, the tires can be replaced conveniently, 2-4 tires can be detected in the same production batch, and when the object to be tested is located right above the simulated roads, the pressure between the object to be tested and the simulated roads is controlled by the hydraulic cylinder 115.
Referring to fig. 1-17, an embodiment of the present invention is provided: the driving unit comprises a mounting plate arranged on the first supporting seat 103, a first motor 107 is arranged on the mounting plate, the output end of the first motor 107 is connected with a gear 108, the outer side of the second supporting seat 105 is connected with gear teeth 106 meshed with the gear 108, the gear teeth 106 are driven to rotate through the first motor 107, so that the second supporting seat 105 is driven to rotate, the second supporting seat 105 and the first supporting seat 103 are rotated through bearings, the bearings can be realized through ball bearings, and redundant description is omitted.
Referring to fig. 1-17, an embodiment of the present invention is provided: the base 100 is provided with a through groove 101 corresponding to the supporting arm 136, the through groove 101 is connected with the supporting member 102, and the supporting member 102 provides supporting force when the first pavement simulation layer 200 and the second pavement simulation layer 201 rotate above the through groove 101.
Referring to fig. 1-17, an embodiment of the present invention is provided: the supporting member 102 is composed of a plurality of rollers which are equidistantly arranged, a chute is connected to the connection part between the two ends of the rollers in the through groove 101, the supporting points at the two ends of the rollers are slidably arranged in the chute, an elastic member is connected between the supporting points in the chute, in a natural state, the supporting points are positioned at the middle position of the chute, the main purpose of the rollers is to provide a certain supporting force, and when the second pavement simulation layer 201 is a protruding part, the rollers can move in a certain range up and down in the through groove 101.
Referring to fig. 1-17, an embodiment of the present invention is provided: the side portion of the first supporting seat 103 is connected with a cavity 138 corresponding to the supporting arm 136, a supporting shaft 139 is connected in each cavity 138, one end of the supporting arm 136, which is close to the cavity 138, is rotatably arranged with the supporting shaft 139, and a limiting structure can be arranged at the edge of the opening of the cavity 138, so that the supporting arm 136 can be limited to rotate within a certain range.
Referring to fig. 1-17, an embodiment of the present invention is provided: the connection unit comprises a first connection plate 117 installed at the bottom of the connection part 116, and a third connection plate 120 is detachably connected to the first connection plate 117 through bolts; the second connecting plate 118 with one end rotatably arranged with the third connecting plate 120, the other end rotatably connected with a supporting sleeve 143, a second connecting piece 147 is rotatably arranged on the supporting sleeve 143, a second brake disc 144 is connected on the second connecting piece 147, the second connecting piece 147 is connected with the first hub 121, a first hydraulic caliper 145 is connected on the second brake disc 144, a second motor 135 and a speed changer 134 are mounted on the second connecting plate 118, the output end of the second motor 135 is communicated with the speed changer 134, and the output end of the speed changer 134 is connected with the second connecting piece 147; the supporting sleeve 143 is connected with the first connecting rod 131, the through groove 101 is provided with the shock absorber 119, the upper end of the shock absorber 119 is connected with the connecting portion 116 through the ball bearing 124, a certain shock absorption effect can be connected on different simulated roads through the shock absorber 119, and the test of the tire in the actual walking process is simulated.
Referring to fig. 1-17, an embodiment of the present invention is provided: the shock absorber 119 includes second backup pad 128 and first backup pad 125, first backup pad 125 bottom fixedly connected with slide bar 126, head rod 131 upper end is equipped with sliding sleeve 130, second backup pad 128 bottom is connected with toper cover 129, slide bar 126 lower extreme once runs through second backup pad 128, toper cover 129 and sliding sleeve 130, just the slide bar 126 lower extreme with sliding sleeve 130 slides and sets up, ball bearing 124 installs first backup pad 125 with connecting portion 116 between, cup joint the spring 127 that both ends offset with first backup pad 125 and second backup pad 128 respectively on the slide bar 126.
Referring to fig. 1-17, an embodiment of the present invention is provided: the top of the rotating shaft 111 is fixedly connected with a top plate 112, the side part of the top plate 112 is fixedly connected with a protective cover 113, a transparent layer 114 is arranged on the protective cover 113, and the protective cover 113 can be used for protecting tires during testing.
Referring to fig. 1-17, an embodiment of the present invention is provided: the second road surface simulation layer 201 forms a protrusion on the first road surface simulation layer 200, and the surface of the protrusion is a transitional arc surface.
Referring to fig. 1-17, an embodiment of the present invention is provided: the second road surface simulation layer 201 forms a plurality of bulges on the first road surface simulation layer 200, and a groove 202 is connected between two adjacent bulges, so that the embodiment mainly simulates a pothole road surface, and damping of the first brake disc 141 can be realized on the pothole road surface, thereby increasing the rotation resistance of the tyre to be tested, and simulating tyre pressure change and wear resistance detection of the tyre surface under the pothole road surface with larger resistance.
Referring to fig. 1-17, an embodiment of the present invention is provided: the second pavement simulation layer 201 is a soft supporting layer, and the second pavement simulation layer 201 covers the surface of the first pavement simulation layer 200, which mainly simulates the detection of grasslands or other soft pavements.
Referring to fig. 1-17, an embodiment of the present invention is provided: the second pavement simulation layer 201 is a plurality of irregular particle blocks embedded in the surface of the first pavement simulation layer 200, which embodiment simulates mainly the detection under a crushed stone pavement.
Referring to fig. 1-17, an embodiment of the present invention is provided: the second pavement simulation layer 201 is annular and is sleeved outside the first pavement simulation layer 200, and a compression bearing 203 is arranged between the second pavement simulation layer 201 and the first pavement simulation layer 200, and it is required to be noted that the compression bearing 203 is a damping bearing, so that detection on a slippery pavement can be simulated.
The tire to be detected is connected with the connecting part 116 through the connecting unit, the driving part drives the tire to be positioned right above the simulated road surface, then the hydraulic cylinder 115 and the driving piece for driving the tire to rotate are started, the tire moves downwards to be attached to the simulated road surface, the compression resistance of the tire on the simulated road surface is obtained through control of pressure, meanwhile, under the condition of simulated braking and acceleration, the tire performance test can be realized through the damping of the second hydraulic clamp 146 and the first hydraulic clamp 145, after the road surface test is completed, the hydraulic cylinder 115 drives the tire to move upwards, the driving part drives the second supporting seat 105 to rotate, and the tire is positioned on other simulated road surfaces for measurement.
The invention can integrate a plurality of groups of simulated pavement, thus the detection of tires under various different pavement can be completed without disassembling the tires, and the invention has the advantages of multiple experimental simulation scenes and comprehensive tire measurement;
it should be noted that the components not disclosed in the drawings of the present invention are prior art, such as an apparatus for detecting tire pressure change, a display, etc., and are not described herein in detail as they are not intended to be modified by the present invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A kind of car tire load capacity detection equipment, characterized by: comprises a base (100);
the first supporting seat (103) is connected to the top of the base (100), a plurality of supporting arms (136) are connected to the first supporting seat (103), the supporting arms (136) are circumferentially distributed on the first supporting seat (103), one end, far away from the first supporting seat (103), of each supporting arm (136) is fixedly and rotatably connected with a rotating part (140), one end of each rotating part (140) is fixedly connected with a first connecting piece (142), a second hub (137) is detachably connected to the first connecting piece (142), a first pavement simulation layer (200) is connected to the second hub (137), a second pavement simulation layer (201) is connected to the surface of the first pavement simulation layer (200), different simulation pavements are formed by the first pavement simulation layer (200) and the second pavement simulation layer (201), a first brake disc (141) is connected to the first connecting piece (142), and a second hydraulic caliper (146) is arranged on the first brake disc (141);
the device comprises a first supporting seat (103), a second supporting seat (105) is rotatably connected to the top of the first supporting seat, a rotating piece (110) is fixedly connected to the top of the second supporting seat (105) through an upright post (109), a hydraulic cylinder (115) is installed on the rotating piece (110), a connecting part (116) is connected to the output end of the hydraulic cylinder (115), a connecting unit for connecting an object to be detected is connected to the connecting part (116), and the object to be detected comprises a first hub (121) and a tire (122) to be detected sleeved on the first hub (121);
the first supporting seat (103) is connected with a driving unit for driving the second supporting seat (105) to rotate, the driving unit is used for driving the second supporting seat (105) to rotate so that an object to be tested can be switched among a plurality of simulated roads, and when the object to be tested is positioned right above the simulated roads, the pressure between the object to be tested and the simulated roads is controlled through a hydraulic cylinder (115);
the base (100) is provided with a through groove (101) corresponding to the supporting arm (136), the through groove (101) is connected with a supporting piece (102), and the supporting piece (102) provides supporting force when the first pavement simulation layer (200) and the second pavement simulation layer (201) rotate above the through groove (101);
the supporting piece (102) is composed of a plurality of rollers which are equidistantly arranged, a chute is connected to the joint of the through groove (101) and the two ends of the rollers, the supporting points of the two ends of the rollers are slidably arranged in the chute, an elastic piece is connected between the supporting points in the chute, and in a natural state, the supporting points are positioned in the middle of the chute;
the side part of the first supporting seat (103) is connected with a cavity (138) corresponding to the supporting arm (136), a supporting shaft (139) is connected in each cavity (138), and one end, close to the cavity (138), of the supporting arm (136) is rotatably arranged with the supporting shaft (139).
2. The apparatus for detecting the load carrying capacity of a tire for a vehicle as claimed in claim 1, wherein: the driving unit comprises a mounting plate arranged on the first supporting seat (103), a first motor (107) is arranged on the mounting plate, a gear (108) is connected to the output end of the first motor (107), and gear teeth (106) meshed with the gear (108) are connected to the outer side of the second supporting seat (105).
3. The apparatus for detecting the load carrying capacity of a tire for a vehicle as claimed in claim 1, wherein: the connection unit comprises
The first connecting plate (117) is arranged at the bottom of the connecting part (116), and a third connecting plate (120) is detachably connected to the first connecting plate (117) through bolts;
one end of the second connecting plate (118) is rotationally connected with the third connecting plate (120), the other end of the second connecting plate is rotationally connected with a supporting sleeve (143), a second connecting piece (147) is rotationally arranged on the supporting sleeve (143), a second brake disc (144) is connected to the second connecting piece (147), the second connecting piece (147) is connected with the first hub (121), a first hydraulic caliper (145) is connected to the second brake disc (144), a second motor (135) and a transmission (134) are installed on the second connecting plate (118), the output end of the second motor (135) is communicated with the transmission (134), and the output end of the transmission (134) is connected with the second connecting piece (147);
the supporting sleeve (143) is connected with a first connecting rod (131), the through groove (101) is provided with a shock absorber (119), and the upper end of the shock absorber (119) is connected with the connecting part (116) through a ball bearing (124).
4. A house tire load carrying capacity detecting apparatus as claimed in claim 3, wherein: the shock absorber (119) comprises a second supporting plate (128) and a first supporting plate (125), a sliding rod (126) is fixedly connected to the bottom of the first supporting plate (125), a sliding sleeve (130) is arranged at the upper end of the first connecting rod (131), a conical sleeve (129) is connected to the bottom of the second supporting plate (128), the lower end of the sliding rod (126) penetrates through the second supporting plate (128), the conical sleeve (129) and the sliding sleeve (130) once, the lower end of the sliding rod (126) and the sliding sleeve (130) are arranged in a sliding mode, a ball bearing (124) is installed between the first supporting plate (125) and the connecting portion (116), and springs (127) with two ends respectively propped against the first supporting plate (125) and the second supporting plate (128) are sleeved on the sliding rod (126).
5. The apparatus for detecting the load carrying capacity of a tire for a vehicle as claimed in claim 1, wherein: the rotating piece (110) is rotatably connected with a rotating shaft (111) ， The top of the rotating shaft (111) is fixedly connected with a top plate (112), the side part of the top plate (112) is fixedly connected with a protective cover (113), and a transparent layer (114) is arranged on the protective cover (113).
6. A tire load carrying capacity detection apparatus for a motor home as claimed in any one of claims 1 to 5, wherein: the second pavement simulation layer (201) forms a bulge on the first pavement simulation layer (200), and the surface of the bulge is a transitional arc surface.
7. A tire load carrying capacity detection apparatus for a motor home as claimed in any one of claims 1 to 5, wherein: the second pavement simulation layer (201) is formed with a plurality of protrusions on the first pavement simulation layer (200), and grooves (202) are connected between two adjacent protrusions.
8. A tire load carrying capacity detection apparatus for a motor home as claimed in any one of claims 1 to 5, wherein: the second pavement simulation layer (201) is a soft supporting layer, and the second pavement simulation layer (201) covers the surface of the first pavement simulation layer (200).
9. A tire load carrying capacity detection apparatus for a motor home as claimed in any one of claims 1 to 5, wherein: the second pavement simulation layer (201) is a plurality of irregular particle blocks embedded in the surface of the first pavement simulation layer (200).
10. A tire load carrying capacity detection apparatus for a motor home as claimed in any one of claims 1 to 5, wherein: the second pavement simulation layer (201) is annular and sleeved outside the first pavement simulation layer (200), and a compression bearing (203) is arranged between the second pavement simulation layer (201) and the first pavement simulation layer (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310223648.4A CN115931587B (en) | 2023-03-09 | 2023-03-09 | Device for detecting load carrying capacity of tires of motor home |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310223648.4A CN115931587B (en) | 2023-03-09 | 2023-03-09 | Device for detecting load carrying capacity of tires of motor home |
Publications (2)
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| JP7175446B2 (en) * | 2019-01-31 | 2022-11-21 | 株式会社明電舎 | Tire drive controller for tire testing equipment |
| CN209764435U (en) * | 2019-05-25 | 2019-12-10 | 合肥昌清机动车检测有限责任公司 | automobile detection equipment |
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| CN216718092U (en) * | 2021-12-13 | 2022-06-10 | 江苏恩邦橡胶科技有限公司 | Electric vehicle tire simulated running hardness detection device |
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| KR20140018784A (en) * | 2012-08-02 | 2014-02-13 | 스미토모 고무 고교 가부시키가이샤 | Tire bench testing apparatus and tire performance testing method using the same |
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