Rubber protection pad device for steel crawler belt of excavator

Abstract

The utility model relates to the technical field of crawler belt protection devices, and discloses an excavator steel crawler belt rubber protection pad device which comprises a steel plate, a rubber pad is arranged at the top of the steel plate, threaded holes are formed in the periphery of the top of the rubber pad, and bolts are in threaded connection with the inner walls of the threaded holes. The rubber pad is in threaded connection with the steel plate through the bolt, a steel wire mesh is arranged in the rubber pad, a plurality of second preformed holes are formed in the side, adjacent to the steel plate, of the bolt, and second springs are fixedly connected into the second preformed holes. According to the utility model, the stressed area of the rubber pad is increased to reduce the pressure intensity, the steel wire mesh can enhance the strength of the rubber pad and can prevent sharp objects from pricking into the rubber pad and vibration generated in a spring advancing process, and the vertical rod can prevent the steel plate from displacing in a working process, so that the durability of the rubber pad is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to crawler belt protection device technical field especially relates to a kind of excavator steel crawler belt rubber protection pad device. BACKGROUND

[0002] Crawler belt is important component of excavator, and the crawler belt is mainly driven by driving wheel, and flexible link around driving wheel, load wheel, inducer and supporting wheel, and the crawler belt needs to walk in short distance on road during construction, since walking mechanism is steel belt, it can cause damage to concrete and asphalt pavement, so it is necessary to install crawler belt rubber protection pad on crawler belt to protect road.

[0003] Through retrieval, Chinese patent publication No. CN113044127B discloses a kind of excavator crawler belt rubber protection sleeve, including protection sleeve, the protection sleeve is placed in the symmetry on both sides of crawler belt plate, protection sleeve is provided with reserved slot, inner butt joint, inner embedded nut and outer cover plate, the reserved slot is opened in the lower of protection sleeve, and the reserved slot is fitted on the outside protruding block of crawler belt plate, the inner butt joint is embedded in the lower of both sides of protection sleeve, the inner embedded nut is embedded in the outer end periphery of protection sleeve, the outer cover plate is placed in the outer end of protection sleeve, the outer cover plate is provided with counterbore and bottom plate, the counterbore is opened in the outer end periphery of outer cover plate, and the counterbore is connected with inner embedded nut by means of countersunk head screw thread, the bottom plate is installed and fixed in the inner end bottom of outer cover plate by screw, and the recess between bottom plate and protection sleeve is fitted on the outer end of crawler belt plate, the invention can effectively protect the road surface when excavator crawler belt drives on road, but since the area of rubber pad of the device is small, the contact area with ground is small, the pressure is large, the rubber pad can be damaged during long time use, and the threaded installation is more cumbersome. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides a kind of excavator steel crawler belt rubber protection pad device, aims at improving the problem of small contact area between rubber pad and ground in prior art, which can cause damage to rubber pad during long time use, and threaded installation is more cumbersome.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of excavator steel track rubber protection pad device, including steel sheet, the top of the steel sheet is provided with rubber pad, the top of the rubber pad is evenly provided with threaded hole around, the inner wall of the threaded hole is connected with bolt in screw thread, the rubber pad is connected with steel sheet by multiple bolts in screw thread, the inside of the rubber pad is provided with wire mesh, the adjacent side of the rubber pad with the steel sheet is evenly provided with multiple reserved holes two, the inside of multiple reserved holes two is fixedly connected with spring two, the bottom of the steel sheet is fixedly connected with vertical rod around, the bottom of the steel sheet is provided with track, the bottom of two vertical rods is all penetrated through the track, the front and rear end of the steel sheet is all provided with sliding slot, the inner wall of the sliding slot is provided with quick release mechanism, and the quick release mechanism is used for quickly disassembling the steel sheet.

[0006] Through the above technical scheme: the steel sheet provides installation base for the whole device, the rubber pad is connected together with the steel sheet in screw thread by bolt, the area of rubber pad is greater than the area of steel sheet, which can reduce the pressure intensity of rubber pad, when rubber pad is damaged, only need to unscrew bolt, and rubber pad can be replaced alone, the sharp object can be prevented from being pierced into the inside of rubber pad by wire mesh, spring can reduce vibration, avoid the excavator from jolting during traveling after installing rubber pad, vertical rod can fix the position of steel sheet on track, and prevent the position of track from deviating.

[0007] As further description of the above technical scheme:

[0008] The quick release mechanism includes two fixed boxes, two fixed boxes are respectively attached to the bottom of the track around, the top of the far end of two fixed boxes is fixedly connected with multiple stress springs, the top of multiple stress springs is fixedly connected with sliding block, the sliding block is engaged with the sliding slot, the front and rear end of the fixed box is provided with reserved hole one, the inner wall of two reserved holes one is slidably connected with insertion rod, the outer side of the insertion rod is provided with spring one, the front end of the spring one is fixedly connected with the fixed box, the outer wall middle part of the insertion rod is fixedly connected with limit ring, the adjacent side of two fixed boxes is fixedly connected with attachment block, the insertion rod is slidably connected with the vertical rod by penetrating the attachment block, and the attachment block is slidably connected with the vertical rod.

[0009] Through the above technical scheme: sliding block is inserted into sliding slot by stress spring connecting sliding block and fixed box, sliding block can clamp steel sheet and track under the action of stress spring, spring one can automatically push against limit ring to drive insertion rod to insert vertical rod, which plays a limiting role in the vertical direction of vertical rod, and prevents rubber pad from falling off.

[0010] As further description of the above technical scheme:

[0011] The rubber pad is provided with a plurality of water filtering grooves equidistantly arranged in the middle of the top end, and a plurality of anti-skid blocks are fixedly connected to the top left and right sides of the rubber pad.

[0012] Through the above technical scheme: in the process of excavator track contacting with the ground, if there is water or muddy water splashing on the rubber pad, the water filtering groove can let the water pass quickly and flow away, and the anti-skid block mainly increases the friction between the rubber pad and the ground when the excavator works.

[0013] Further description of the above technical scheme:

[0014] The adjacent sides of the two rubber pads are fixedly connected with rotating seats, and the adjacent rotating seats are rotatably connected with an extension pipe.

[0015] Through the above technical scheme: the adjacent two rubber pads are connected through the rotating seat and the extension pipe, which is convenient for carrying.

[0016] Further description of the above technical scheme:

[0017] The outer wall of the rubber pad is provided with a signboard, the outer wall of the signboard is screw-connected with screws, and the signboard is screw-connected with the rubber pad through the screws.

[0018] Through the above technical scheme: the signboard is fixed on the rubber pad through the screws, which is mainly used for identifying the model, specification and production date information of the rubber protection pad, and is convenient for identification and recording in the process of equipment management and maintenance.

[0019] Further description of the above technical scheme:

[0020] The front end of the insertion rod is rotatably connected with a lifting ring, and the outer wall bottom of the lifting ring is fixedly connected with an anti-skid sleeve.

[0021] Through the above technical scheme: the lifting ring provides a grabbing point for the insertion rod, which is convenient for pulling out the insertion rod, and the anti-skid sleeve prevents the hand from slipping when operating the lifting ring, ensuring the safety and stability of operation.

[0022] Further description of the above technical scheme:

[0023] The inner wall of the threaded hole is slidably connected with a cap plug, and the top of the cap plug is provided with a hole.

[0024] Through the above technical scheme: the cap plug can prevent soil from entering the threaded hole, and the hole is convenient for taking out the cap plug from the threaded hole when needed.

[0025] Further description of the above technical scheme:

[0026] The top left and right sides of the steel plate are fixedly connected with a clamping strip, and the bottom left and right sides of the rubber pad are provided with a reserved groove.

[0027] Through the technical scheme, the cooperation of the card strip and the reserved groove can play the role of accurate positioning and fixing when the rubber pad is installed on the steel plate, and facilitates the installation of the bolt.

[0028] The utility model has the advantages of the following:

[0029] 1、The utility model discloses a rubber pad for steel track of excavator, which comprises a rubber pad body, a spring one, a spring two, a steel wire net, a fixing box, a slide block, a stand rod, an insert rod and a bolt, wherein the fixing box is connected with the slide block through a stress spring, the slide block is connected with the rubber pad body through the spring one, the steel wire net is arranged on the rubber pad body, the stand rod is arranged on the rubber pad body, the insert rod is arranged on the stand rod, and the bolt is arranged on the rubber pad body.

[0030] 2、The utility model discloses a rubber pad for steel track of excavator, which comprises a rubber pad body, a spring one, a spring two, a steel wire net, a fixing box, a slide block, a stand rod, an insert rod and a bolt, wherein the fixing box is connected with the slide block through a stress spring, the slide block is connected with the rubber pad body through the spring one, the steel wire net is arranged on the rubber pad body, the stand rod is arranged on the rubber pad body, the insert rod is arranged on the stand rod, and the bolt is arranged on the rubber pad body. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a perspective view of the excavator steel track rubber protection pad device provided by the utility model;

[0032] Figure 2 It is a partial structure split view of the excavator steel track rubber protection pad device provided by the utility model;

[0033] Figure 3 It is an A place enlarged view of the excavator steel track rubber protection pad device provided by the utility model; Figure 2

[0034] It is a quick release mechanism schematic view of the excavator steel track rubber protection pad device provided by the utility model; Figure 4

[0035] It is a partial structure display view of the excavator steel track rubber protection pad device provided by the utility model; Figure 5

[0036] It is a partial structure schematic view of the excavator steel track rubber protection pad device provided by the utility model; Figure 6

[0037] It is a partial structure sectional view of the excavator steel track rubber protection pad device provided by the utility model. Figure 7

[0038] ​Legend:

[0039] 1, steel plate; 2, quick release mechanism; 201, fixed box; 202, stress spring; 203, sliding block; 204, reserved hole one; 205, insertion rod; 206, spring one; 207, limiting ring; 208, fitting block; 3, rubber pad; 4, threaded hole; 5, bolt; 6, steel mesh; 7, reserved hole two; 8, spring two; 9, vertical rod; 10, sliding groove; 11, water filter groove; 12, anti-skid block; 13, rotating seat; 14, telescopic pipe; 15, signboard; 16, screw; 17, lifting ring; 18, anti-skid sleeve; 19, cap plug; 20, hole; 21, clamping strip; 22, reserved groove; 23, track. DETAILED DESCRIPTION

[0040] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0041] Referring to Figure 1 , Figure 2 and Figure 7 , the present application provides an embodiment: a kind of excavator steel track rubber protection pad device, including steel plate 1, steel plate 1 can provide stable support for rubber pad 3, so that rubber pad 3 is uniformly stressed, the top of the steel plate 1 is provided with rubber pad 3, the top of the rubber pad 3 is provided with threaded hole 4 around, the inner wall of the threaded hole 4 is connected with bolt 5 in screw thread, the rubber pad 3 is connected with steel plate 1 in screw thread by a plurality of bolts 5, it is convenient to replace damaged rubber pad 3 by bolt 5 connection, the inside of the rubber pad 3 is provided with steel mesh 6, steel mesh 6 can prevent sharp object to be stuck into the inside of rubber pad 3, the adjacent side of the rubber pad 3 and the steel plate 1 is provided with a plurality of reserved holes two 7, the inside of a plurality of the reserved holes two 7 is fixedly connected with spring two 8, spring two 8 plays the role of shock absorption, avoid excavator to produce jolt in the process of advancing, the bottom of the steel plate 1 is fixedly connected with vertical rod 9 around, the bottom of the steel plate 1 is provided with track 23, the bottom of two the vertical rod 9 is all penetrated through the track 23, vertical rod 9 can provide connecting point by penetrating track 23, the front and rear ends of the steel plate 1 are provided with sliding groove 10, the inner wall of the sliding groove 10 is provided with quick release mechanism 2, the quick release mechanism 2 is used for quickly disassembling the steel plate 1;

[0042] Specific, the rubber pad 3 stress area can be reduced to receive the pressure, the rubber pad 3 by the bolt 5 and the steel plate 1 are screwed together, when the rubber pad 3 damage, only need to unscrew the bolt 5 can replace the new rubber pad 3, steel wire mesh 6 this can enhance the strength of the rubber pad 3, make it not easy to damage when bearing larger force and vibration, and steel wire mesh 6 can prevent sharp objects into the rubber pad 3, prevent the rubber pad 3 damage, in the process of excavator work, inevitably will produce vibration and impact force, these spring two 8 can absorb vibration to some extent, reduce the bump, provide comfortable working environment for the driver, the steel plate 1 bottom of the vertical rod 9 through the track 23, this helps to further fix the whole protective pad device on the track 23 position, make the connection between the protective pad device and the track 23 more stable, prevent its displacement in the working process.

[0043] With reference to Figure 1 , Figure 3 and Figure 4 , the quick release mechanism 2 includes two fixed boxes 201, two fixed boxes 201 respectively adhere to the bottom of the track 23 front and rear side, the top of the two fixed boxes 201 away from the end are fixedly connected with a plurality of stress springs 202, the top of the plurality of stress springs 202 is fixedly connected with a sliding block 203, the sliding block 203 is engaged with the sliding groove 10, under the action of the stress spring 202, the fixed box 201 and the sliding block 203 can clamp the steel plate 1 and the track 23, the front and rear ends of the fixed box 201 are provided with a reserved hole one 204, the inner wall of the two reserved hole one 204 is slidably connected with a plug rod 205, the outer side of the plug rod 205 is provided with a spring one 206, the front end of the spring one 206 is fixedly connected with the fixed box 201, the outer wall of the plug rod 205 is fixedly connected with a limiting ring 207, the adjacent side of the two fixed boxes 201 is fixedly connected with a close block 208, the plug rod 205 penetrates through the close block 208 and is slidably connected with the vertical rod 9, the close block 208 is slidably connected with the vertical rod 9;

[0044] Specific, the top of the fixed box 201 is close to the bottom of the track 23, move the sliding block 203 upwards until the sliding block 203 is at the same height with the sliding groove 10, move the fixed box 201 to the vertical rod 9, so that the plug rod 205 is inserted into the vertical rod 9, at this time the sliding block 203 and the fixed box 201 clamp the steel plate 1 and the track 23 under the action of the spring force, the plug rod 205 limits the vertical rod 9, so that the steel plate 1 is tightly fixed on the track 23, when disassembling, pull the plug rod 205 outward so that the plug rod 205 is separated from the vertical rod 9, pull the fixed box 201 downward, so that the fixed box 201 is away from the track 23, the clamping of the steel plate 1 and the track 23 is released, at this time the quick release mechanism 2 only has the sliding block 203 and the sliding groove 10 slidably connected, pull the whole quick release mechanism 2 outward to release the fixing of the steel plate 1 and the track 23, so as to quickly disassemble the rubber pad 3.

[0045] With reference toFigure 1 、 Figure 5 and Figure 6 , the top of the rubber pad 3 middle part is equal distance from a plurality of water filter groove 11, water filter groove 11 can let water quickly through and flow, the top of the rubber pad 3 left and right side is fixedly connected with a plurality of anti-skid block 12, anti-skid block 12 is mainly in the excavator work time increases the friction with the ground; two the adjacent side of the rubber pad 3 is fixedly connected with rotating seat 13, two rotating seat 13 adjacent between rotationally connected with telescopic tube 14, adjacent two rubber pad 3 is connected through rotating seat 13 and telescopic tube 14, convenient to carry; the outer wall of the rubber pad 3 front is provided with signboard 15, the outer wall of the signboard 15 is evenly screwed with screw 16, the signboard 15 is screwed with the rubber pad 3 through the screw 16, signboard 15 can record the information of rubber pad 3;

[0046] Specifically, when the excavator runs in the wet or waterlogged working environment, the water filter groove 11 can let water quickly through and flow, prevent water accumulation on the rubber pad 3, anti-skid block 12 is mainly in the excavator work time increases the friction with the ground; adjacent two rubber pad 3 is connected through rotating seat 13 and telescopic tube 14, convenient to carry, prevent the loss of scattered rubber pad 3; signboard 15 is mainly used for identifying the model, specifications and production date of rubber protection pad, facilitate identification and record in the equipment management and maintenance process.

[0047] Referring to Figure 1 、 Figure 2 and Figure 4 , the front end of the inserting rod 205 is rotatably connected with a lifting ring 17, the outer wall of the lifting ring 17 is fixedly connected with a non-slip sleeve 18 at the bottom, the lifting ring 17 provides a gripping point for the inserting rod 205, which can facilitate the extraction of the inserting rod 205; the inner wall of the threaded hole 4 is slidably connected with a cap plug 19, the cap plug 19 can be inserted into the threaded hole 4, which plays a protective role for the bolt 5 and prevents foreign matter from entering the threaded hole 4, and a hole 20 is formed in the top of the cap plug 19; the top left and right sides of the steel plate 1 are fixedly connected with a clamping strip 21, and the bottom left and right sides of the rubber pad 3 are provided with a reserved groove 22, which can quickly and accurately determine the installation position of the rubber pad 3, facilitating the installation of the bolt 5;

[0048] Specifically, the lifting ring 17 provides a gripping point for the insertion rod 205, which can facilitate the extraction of the insertion rod 205, and the anti-skid sleeve 18 can increase the friction to prevent the hands from slipping when operating the lifting ring 17; after the bolt 5 connects the rubber pad 3 and the steel plate 1, the cap plug 19 can be inserted into the threaded hole 4 to protect the bolt 5 and prevent foreign matter from entering the threaded hole 4, and the hole 20 can serve as a point for an insertion tool to facilitate the removal of the cap plug 19 from the threaded hole 4 when needed; the clamping strip 21 is engaged with the reserved slot 22 to quickly and accurately determine the installation position of the rubber pad 3, facilitating the installation of the bolt 5.

[0049] Working principle: By increasing the force area of the rubber pad 3, the pressure received can be reduced, and the rubber pad 3 is threadedly connected with the steel plate 1 through the bolt 5; when the rubber pad 3 is damaged, only the bolt 5 needs to be unscrewed to replace the new rubber pad 3; the steel wire mesh 6 can enhance the strength of the rubber pad 3, and can prevent sharp objects from penetrating into the rubber pad 3, preventing the rubber pad 3 from being damaged; during the working process of the excavator, vibrations and impact forces will be generated, and the spring 8 can absorb vibrations and reduce bumps to provide a comfortable working environment for the driver; the vertical rod 9 at the bottom of the steel plate 1 penetrates the track 23, which helps to further fix the position of the entire protection pad device on the track 23, making the connection between the protection pad device and the track 23 more stable and preventing displacement during the working process; specifically, the top of the fixing box 201 is tightly attached to the bottom of the track 23, the sliding block 203 is moved upward until the sliding block 203 is at the same height as the sliding groove 10, the fixing box 201 is moved towards the vertical rod 9, and the insertion rod 205 is inserted into the vertical rod 9; at this time, the sliding block 203 and the fixing box 201 clamp the steel plate 1 and the track 23 under the action of the spring force, the insertion rod 205 limits the vertical rod 9, and the steel plate 1 is tightly fixed on the track 23; when disassembly is needed, the insertion rod 205 is pulled outward to make the insertion rod 205 disengage from the vertical rod 9, and the fixing box 201 is pulled downward to make the fixing box 201 move away from the track 23, releasing the clamping of the steel plate 1 and the track 23; at this time, the quick release mechanism 2 only has the sliding connection between the sliding block 203 and the sliding groove 10, and pulling the entire quick release mechanism 2 outward can release the fixation of the steel plate 1 and the track 23, so that the rubber pad 3 can be quickly disassembled.

[0050] Finally, it should be noted that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A device for protecting the rubber of a steel track of an excavator with a steel plate (1), characterized in that: The top of the steel plate (1) is provided with a rubber pad (3), the top of the rubber pad (3) is provided with a threaded hole (4) around, the inner wall of the threaded hole (4) is screwed with a bolt (5), the rubber pad (3) is screwed with the steel plate (1) through a plurality of bolts (5), the inside of the rubber pad (3) is provided with a wire mesh (6), the rubber pad (3) and the adjacent side of the steel plate (1) are provided with a plurality of reserved holes (7), the inside of the reserved hole (7) is fixedly connected with a spring (8), the bottom of the steel plate (1) is fixedly connected with a vertical rod (9), the bottom of the steel plate (1) is provided with a track (23), the bottom of the two vertical rods (9) penetrates the track (23), the front and rear ends of the steel plate (1) are provided with a sliding groove (10), the bottom of the track (23) is provided with a quick release mechanism (2), the quick release mechanism (2) is used for quickly disassembling the steel plate (1).

2. The excavator steel track rubber pad protector device of claim 1, wherein: The quick release mechanism (2) comprises two fixed boxes (201), the two fixed boxes (201) are respectively attached to the bottom of the track (23) front and rear side, the top of the two fixed boxes (201) is fixedly connected with a plurality of stress springs (202), the top of the stress spring (202) is fixedly connected with a sliding block (203), the sliding block (203) is engaged with the sliding groove (10), the front and rear ends of the fixed box (201) are provided with a reserved hole (204), the inner wall of the two reserved holes (204) is slidably connected with a plug rod (205), the outer side of the plug rod (205) is provided with a spring (206), the front end of the spring (206) is fixedly connected with the fixed box (201), the outer wall of the plug rod (205) is fixedly connected with a limiting ring (207), the adjacent side of the two fixed boxes (201) is fixedly connected with an attachment block (208), the plug rod (205) penetrates the attachment block (208) and is slidably connected with the vertical rod (9), the attachment block (208) is slidably connected with the vertical rod (9).

3. The excavator steel track rubber pad protector device of claim 1, wherein: The top of the rubber pad (3) is provided with a plurality of water filtering grooves (11) at equal intervals, and the top of the rubber pad (3) is fixedly connected with a plurality of anti-skid blocks (12) on the left and right sides.

4. The excavator steel track rubber pad protector device of claim 1, wherein: The adjacent side of the two rubber pads (3) is fixedly connected with a rotating seat (13), and the adjacent rotating seat (13) is rotatably connected with a telescopic pipe (14).

5. The excavator steel track rubber pad protector device of claim 1, wherein: The outer wall of the rubber pad (3) is provided with a signboard (15), the outer wall of the signboard (15) is screwed with a screw (16) around, and the signboard (15) is screwed with the rubber pad (3) through the screw (16).

6. The excavator steel track rubber pad protector device of claim 2, wherein: The front end of the plug rod (205) is rotatably connected with a lifting ring (17), and the outer wall of the lifting ring (17) is fixedly connected with an anti-skid sleeve (18).

7. The excavator steel track rubber pad protector device of claim 1, wherein: The inner wall of the threaded hole (4) is slidably connected with a cap plug (19), and the top of the cap plug (19) is provided with a hole (20).

8. The excavator steel track rubber pad protector device of claim 1, wherein: The top left and right sides of the steel plate (1) are fixedly connected with clamping strips (21), and the bottom left and right sides of the rubber pad (3) are both provided with reserved grooves (22).

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