CN205975725U - Scraper bowl and have excavator of this scraper bowl - Google Patents

Abstract

The utility model discloses a scraper bowl and have excavator of this scraper bowl aims at solving different construction objects and is including the scraper bowl base, excavates the cutting board, connects the position and lie in the baffle of scraper bowl base both sides the problem that the demand is different of end tooth, its technical scheme main points, the scraper bowl base is provided with accomodates the groove, accomodate the fixed mounting bracket that is provided with of inslot, be provided with thrust unit on the mounting bracket, thrust unit is provided with the expansion end, the expansion end is connected with end tooth, thrust unit is connected with the controller, the utility model discloses an advantage: structural design is simple, the convenient flexible demand that satisfies different construction objects of end tooth, convenient operation for the construction process.

Description

A kind of scraper bowl and the excavator with this scraper bowl

Technical field

This utility model is related to excavator equipment field, more specifically, it relates to a kind of scraper bowl and with this scraper bowl Excavator.

Background technology

Excavator, also known as excavation machinery, also known as excavator, including excavator main body, swing arm, dipper and scraper bowl, excavates Material be mainly soil, coal, silt and the soil after pre- pine and rock, be to be excavated higher or lower than holding machine with scraper bowl The material in face, and load haulage vehicle or unload to the earthmoving machinery of rickyard, the developing rapidly of engineering machinery in recent years, excavator It is widely applied, it has become as one of topmost engineering machinery in engineering construction, and scraper bowl is important as excavator Ingredient, developing rapidly with engineering, it is required with also more and more higher, because scraper bowl has certain weight, in work During process, the soil sandstone at excavation can be compacted, be unfavorable for the progress of successive projects.

For the problems referred to above, the Chinese patent of Publication No. CN204994238U discloses and a kind of is applied to plant pit excavation Power shovel, is characterized in that:It is applied to the power shovel of plant pit excavation, including bucket body, described bucket body Bottom outside be provided with bottom tooth, described bottom tooth is fixed or is removably attachable on described bucket body.

Such scheme passes through to arrange fixing or dismountable bottom tooth in bucket floor, and power shovel has excavated after soil upwards Lifting, scraper bowl rotate, and the soil that scraper bowl flattens can be broken by the bottom tooth being now placed in scraper bowl bottom, solves what soil was compacted Problem, but the bottom tooth on bucket floor is fixing or detachable, due to construction object exist inconsistent, when work progress is not required to When wanting bottom tooth, dismounting trouble, influence whether construction progress.

Accordingly, it would be desirable to design a kind of new scheme to solve the above problems.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of scraper bowl, by controller control Pushing meanss processed, when work progress needs bottom tooth, bottom tooth is stretched out by pushing meanss, and when not needing bottom tooth, pushing meanss will In the tooth income accommodating groove of bottom, realize the different construction requirements to bottom tooth for the operating mode.

For achieving the above object, this utility model provides following technical scheme：A kind of scraper bowl, including bucket floor, digs Pick knife plate, connecting portion and the baffle plate being located at bucket floor both sides, described bucket floor is provided with accommodating groove, described accommodating groove Inside it is fixedly installed installing rack, described installing rack is provided with pushing meanss, described pushing meanss are provided with movable end, described work Moved end is connected with bottom tooth, and described pushing meanss are connected with controller.

By adopting technique scheme, bucket floor is provided with accommodating groove, is fixedly installed installing rack in accommodating groove, peace Shelve and be provided with pushing meanss, pushing meanss are provided with movable end, movable end is connected with bottom tooth, pushing meanss are connected with control Device, when the object that excavator excavates is the finely ground particle substances such as soil sandstone, controls pushing meanss, pushing meanss by controller Promote bottom tooth position in bucket floor, scraper bowl is lifted up after having excavated soil sandstone, scraper bowl rotates, and now bottom tooth can be by scraper bowl pressure Flat soil sandstone break, and accelerate construction progress, and when the object that excavator excavates is bulky grain sandstone, pushing meanss are by bottom tooth It is placed in accommodating groove, it is to avoid the bottom tooth being located at bucket floor is made troubles to work progress, has influence on construction progress.

This utility model is further arranged to：Described pushing meanss are double-acting cylinder and support shaft, described double acting Cylinder includes cylinder barrel, upper end cover, bottom end cover, piston and piston rod, and described piston rod is connected with axle sleeve, described axle sleeve connection Support axle and piston rod, are provided with gas tank in described accommodating groove, described gas tank are provided with the first gas coutrol valve and the second gas Control valve, described first gas coutrol valve is connected with upper end cover, and described second gas coutrol valve is connected with bottom end cover, described control Device processed is connected with the first gas coutrol valve and the second gas coutrol valve respectively.

By adopting technique scheme, pushing meanss are double-acting cylinder and support shaft, and double-acting cylinder includes cylinder Cylinder, upper end cover, bottom end cover, piston and piston rod, piston rod is connected with axle sleeve, and axle sleeve connects support shaft and piston rod, storage It is provided with gas tank in groove, gas tank is provided with the first gas coutrol valve and the second gas coutrol valve, gas tank is connected with cylinder, the One gas coutrol valve is connected with upper end cover, and the second gas coutrol valve is connected with bottom end cover, and controller is controlled with the first tolerance respectively Valve and the second gas coutrol valve connect, and when the object that excavator excavates is the little particles such as soil sandstone, by controller, control System opens the first gas coutrol valve on gas tank, and the gas in gas tank passes through the upper end cover entrance cylinder that the first gas coutrol valve connects Cylinder, double-acting cylinder promotes support shaft, makes bottom tooth position in bucket floor position, meets the requirement of work progress, when construction finishes Or to excavate object be bulky grain sandstone it is not necessary to during the tooth of bottom, closing the first gas coutrol valve, open the second gas coutrol valve, gas Gas in case passes through the bottom end cover entrance cylinder barrel that the second gas coutrol valve connects, and so that the piston rod in double-acting cylinder is driven and props up Support axle shrinks, and bottom tooth is placed in accommodating groove, it is to avoid make troubles to work progress.

This utility model is further arranged to：Described pushing meanss are electric pushrod and support shaft, described electric pushrod Including motor and housing, described housing includes spring base, spring overcoat, the compression spring being located in spring overcoat and connection The pin-and-hole of spring overcoat, described pin-and-hole is connected with support shaft, and described motor is connected with controller.

By adopting technique scheme, pushing meanss be electric pushrod and support shaft, electric pushrod include motor with And housing, housing include spring base, spring overcoat, be located at spring overcoat in compression spring and connecting spring overcoat pin Hole, pin-and-hole is connected with support shaft, and motor is connected with controller, when needing bottom tooth in excavation work progress, controls controller, beats Open motor switch, motor pushing spring base makes the compression spring in spring overcoat compress, promote the support shaft being connected on pin-and-hole, Make the bottom tooth position on fixed block in bucket floor, meet construction requirement, after construction finishes, close motor, the compression compressed Spring recovers initial condition due to its own resilient, and the support shaft that band is automatically connected on pin-and-hole is shunk, and bottom tooth is placed on accommodating groove Interior.

This utility model is further arranged to：Described support shaft at least one, a support shaft corresponds to one and promotes dress Put.

By adopting technique scheme, support shaft at least, a support shaft corresponds to pushing meanss, supports Axle transmits, for fixed block, the power that pushing meanss provide, and support shaft can make fixed block be balanced in work progress stress, really The bottom tooth protected on fixed block has enough support forces in the course of the work and is preferably constructed, and improves bottom tooth by soil sandstone The effect breaking.

This utility model is further arranged to：Described bucket floor is provided with the opening being adapted with fixed block size.

By adopting technique scheme, bucket floor is provided with the opening being adapted with fixed block size, works as excavator When excavating object for materials such as soil sandstone, pushing meanss promote support shaft to promote bottom tooth position in bucket floor position, it is to avoid In work progress, the finely ground particle substance such as soil sandstone enters accommodating groove, causes accommodating groove to block, affects construction speed.

This utility model is further arranged to：Bucket tooth is included, described bucket tooth is fixed or removable on described excavation knife plate It is arranged on excavation knife plate.

By adopting technique scheme, excavate and include bucket tooth on knife plate, bucket tooth is fixed or removable is arranged on excavation On knife plate, it is lifted up after scraper bowl has excavated soil sandstone, scraper bowl rotates, and soil sandstone are compacted, and excavates the bucket on knife plate Tooth is preferably deep in the object of required excavation, improves the efficiency that excavator excavates, when the object excavating needed for excavator not When needing bucket tooth, bucket tooth can be pulled down from excavation knife plate, meet different construction objects to the requirements excavating knife plate, work as bucket tooth In work progress abrasion can not the used time, be easy to pull down replacing.

This utility model provides a kind of excavator with this scraper bowl simultaneously, by human pilot according to construction object, control Controller processed, controller controls pushing meanss, quickly realizes the flexible of bottom tooth, easy and simple to handle, accelerating construction progress.

For achieving the above object, this utility model provides following technical scheme：A kind of excavator, including any of the above-described skill A kind of scraper bowl that art scheme is comprised.

By technique scheme, pushing meanss are controlled by controller, when needing bottom tooth, controller controls promotion dress Put and directly bottom tooth is released, when not needing bottom tooth, pushing meanss place bottom tooth in accommodating groove, reach the different construction of satisfaction right The requirement of elephant, easy to operate, it is to avoid dismounting troublesome problem.

Arranging further is：Driver's cabin, the linking arm of connection frame and the support arm including frame, being located in frame, It is characterized in that：Described controller is installed on driving interior, and described support arm is connected with described connecting portion.

By adopting technique scheme, driver's cabin is provided with controller, is easy to human pilot basis in work progress Construction object, controls pushing meanss by controller, and pushing meanss control the position of bottom tooth, quickly meet construction requirement, supports Arm is connected with connecting portion, when excavator is in construction, so that scraper bowl mining process is consolidated, is easy to excavator dredge operation.

Compared with prior art this utility model tool has the advantage that：

First, bucket floor is provided with accommodating groove, in accommodating groove, it is installed with installing rack, installing rack is provided with promotion Device, pushing meanss arrange active end, and active end is connected with bottom tooth, and pushing meanss are connected with controller, by controller control Pushing meanss processed, pushing meanss promote makes bottom tooth position in bucket floor, and the soil sandstone being easy to be compacted scraper bowl carry out loose, no When needing bottom tooth, taken in accommodating groove by controller, be easy to operate, do not interfere with construction speed；

Second, support shaft at least, support shaft one pushing means of correspondence, support shaft is as transmission power Intermediate, can make fixed block be balanced it is ensured that the bottom tooth on fixed block has in the course of the work in work progress stress Enough support forces are preferably constructed, and improve the effect that soil sandstone are broken by bottom tooth；

Third, bucket floor is provided with the opening being adapted with fixed block size, it is to avoid work progress mellow lime trifle in the world matter Grain enters in accommodating groove, causes accommodating groove to block, the operation of device in impact accommodating groove；

Fourth, including bucket tooth on excavation knife plate, bucket tooth is fixed or removable being arranged on excavation knife plate, meets difference and applies Work object is to the requirement excavating knife plate, and when bucket tooth weares and teares, is easy to pull down replacing.

Brief description

Fig. 1 is the scraper bowl overall structure diagram of embodiment one, and the connection being mainly used in showing between each position of scraper bowl is closed System；

Fig. 2 is the scraper bowl right view of embodiment one, is mainly used in showing the side structure annexation of scraper bowl；

Fig. 3 is the pushing meanss structure chart of embodiment one, is mainly used in showing the connection between double-acting cylinder and bottom tooth Relation；

Fig. 4 is the pushing meanss structure chart of embodiment two, and the connection being mainly used in showing between electric pushrod and bottom tooth is closed System；

Fig. 5 be embodiment three excavator structure schematic diagram, be mainly used in show scraper bowl, body, driver's cabin, linking arm with And the annexation between support arm.

In figure：1st, bucket floor；2nd, excavate knife plate；3rd, baffle plate；4th, connecting portion；5th, reinforcement；6th, reinforcing plate；7th, receive Groove；8th, hermatic door；9th, bucket tooth；10th, installing hole；11st, bottom tooth；12nd, fixed block；13rd, support shaft；14th, axle sleeve；15th, double acting gas Cylinder；16th, gas tank；17th, piston rod；18th, the first air volume regulating valve；19th, the second gas coutrol valve；20th, upper port；21st, lower port； 22nd, installing rack；23rd, motor；24th, electric pushrod；25th, housing；26th, compression spring；27th, frame；28th, driver's cabin；29th, connect Arm；30th, support arm.

Specific embodiment

Below in conjunction with accompanying drawing, this utility model is described in further detail.

Embodiment one：A kind of scraper bowl, as shown in Figure 1 and Figure 2 and Figure 3, including bucket floor 1, excavates knife plate 2, connecting portion Position 4 and the baffle plate 3 being located at bucket floor 1 both sides, bucket floor 1 is provided with accommodating groove 7, and accommodating groove 7 is provided with hermatic door 8, It is fixedly installed installing rack 22, the mounting means of installing rack 22 can be fixed for bolt or weld solid in accommodating groove 7 Fixed, installing rack 22 is provided with pushing meanss, pushing meanss are connected with controller, pushing meanss include double-acting cylinder 15 and Support shaft 13, double-acting cylinder 15 includes cylinder barrel, upper end cover 20, bottom end cover 21, piston and piston rod 17, and piston rod 17 connects There is an axle sleeve 14, axle sleeve 14 connects support shaft 13 and piston rod 17, is provided with gas tank 16 in accommodating groove 7, gas tank 16 is provided with the One gas coutrol valve 18 and the second gas coutrol valve 19, the first gas coutrol valve 18 is connected with upper end cover 20, the second tolerance control Valve 19 processed is connected with bottom end cover 21, and controller is connected with the first gas coutrol valve 18 and the second gas coutrol valve 19 respectively, At least one, axle 13 of support, support shaft 13 one double-acting cylinder 15 of corresponding connection, support shaft 13 is fixedly connected with fixation Block 12, bucket floor 1 is provided with the opening matching with fixed block 12 size, fixed block 12 is fixedly installed bottom tooth 11, digs Bucket tooth 9 is included, what bucket tooth 9 was fixing or removable is arranged on excavation knife plate 2, and bucket tooth 9 passes through welding or bolt on pick knife plate 2 It is connected on excavation knife plate 2, bucket floor 1 and connecting portion 4 junction are provided with reinforcing plate 6, scraper bowl two side shield 3 is arranged Reinforcement 5.

This utility model specific works step is as follows:When excavator excavates object for finely ground particle substances such as soil sandstone, Human pilot controls controller, and controller is opened and controlled the first gas coutrol valve 18 on gas tank 16, makes the gas in gas tank 16 Body passes through, in the upper end cover 20 entrance cylinder barrel that the first gas coutrol valve 18 connects, to drive piston rod 17 to promote support shaft 13, piston Bar 17 is connected by axle sleeve 14 with support shaft 13, improves the steadiness connecting, and double-acting cylinder 15 is to be connected in support shaft 13 Fixed block 12 power is provided, make bottom tooth 11 be located at bucket floor 1, bucket floor 1 is provided with and is adapted with fixed block 12 size Opening, soil sandstone in work progress can be avoided to enter accommodating groove 7, cause the blocking of accommodating groove 7, can as needed, The bucket tooth 9 on knife plate 2 is excavated in installation or removal, meets construction requirement, is lifted up, scraper bowl after scraper bowl has excavated soil sandstone Rotate, the soil sandstone that now scraper bowl can be flattened by bottom tooth 9 break, accelerate construction progress, bucket floor 1 and connecting portion 4 The reinforcement 5 of reinforcing plate 6 and baffle plate 3 both sides improves the service life of scraper bowl, when the object that excavator excavates is bulky grain sand Shi Shi, human pilot passes through to control the controller of driver's cabin, closes the first gas coutrol valve 18, and opens the second gas coutrol valve 19, make the gas in gas tank 16 enter cylinder barrel by the bottom end cover 20 that the second gas coutrol valve 19 connects, piston 17 drives support shaft 13 contractions, bottom tooth 11 is placed in accommodating groove 7, easy and simple to handle, it is to avoid the bottom tooth 9 being located at bucket floor 1 is to work progress Make troubles, have influence on construction progress, after construction finishes, the second gas coutrol valve 19 is closed by controller, when double acting gas When cylinder 15 breaks down, by opening, hermatic door 8 is convenient to be keeped in repair maintainer to it, it is to avoid have influence on construction progress.

Embodiment two：A kind of scraper bowl, as shown in Fig. 1 and Fig. 2 and Fig. 4, is with embodiment one difference：Pushing meanss bag Include electric pushrod 24 and support shaft 13, electric pushrod 24 includes motor 23 and housing 25, and housing 25 includes spring base, outside spring Set, is connected to the pin-and-hole on spring overcoat and the compression spring 26 being located in spring overcoat, and motor 23 is connected with controller, when When construction object is the finely ground particle substances such as soil sandstone, by controlling controller, opens motor 23 and switch, motor 23 push the spring Seat, makes compression spring 26 compress, and promotes the support shaft 13 being connected with the pin-and-hole on spring overcoat, makes the bottom tooth 9 on fixed block 12 Positioned at bucket floor 1, meet construction requirement, when construction finish do not need bottom tooth 9 when, motor 23 cuts out by controller, is compressed Compression spring 26 due to its own resilient, recover initial condition, drive support shaft 13, so that bottom tooth 9 is placed in accommodating groove 7, no Influence whether construction speed.

Embodiment three：A kind of excavator, as shown in figure 5, including frame 27, the driver's cabin 28 being located in frame 27, connecting The linking arm 29 of frame 27 and the support arm 30 connecting linking arm 29, driver's cabin 28 is provided with embodiment one or embodiment two Controller, support arm 30 is connected by axle with the connecting portion 4 in embodiment one or embodiment two, when excavator is constructed When, human pilot, according to construction requirement, controls pushing meanss by controller, is easy to human pilot to excavator mining process Operation, improves the convenience of operation and the steadiness of excavator mining process.

This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model Field technique personnel can make to the present embodiment after reading this specification as needed does not have the modification of creative contribution, but As long as all being protected by Patent Law in right of the present utility model.

Claims (6)

1. a kind of scraper bowl, including bucket floor (1), excavates knife plate (2), connecting portion (4) and is located at bucket floor（1）Both sides Baffle plate (3) it is characterised in that：Described bucket floor (1) is provided with accommodating groove (7), is fixedly installed in described accommodating groove (7) Installing rack (22), described installing rack (22) is provided with pushing meanss, described pushing meanss are provided with movable end, described movable end It is connected with bottom tooth (11), described pushing meanss are connected with controller.

2. a kind of scraper bowl according to claim 1 it is characterised in that：Described pushing meanss be double-acting cylinder (15) and Support shaft（13）, described double-acting cylinder (15) inclusion cylinder barrel, upper end cover (20), bottom end cover (21), piston and piston rod (17), it is connected with axle sleeve between described support shaft (13) and piston rod (17)（13）, in described accommodating groove (7), it is provided with gas tank (16), described gas tank (16) is provided with the first gas coutrol valve (18) and the second gas coutrol valve (19), described first gas Control valve (18) is connected with upper end cover (20), and described second gas coutrol valve (19) is connected with bottom end cover (21), described control Device is connected with the first gas coutrol valve (18) and the second gas coutrol valve (19) respectively.

3. a kind of scraper bowl according to claim 1 it is characterised in that：Described support shaft (13) at least one, one Support axle (13) corresponds to pushing meanss.

4. a kind of scraper bowl according to claim 1 it is characterised in that：Described excavation knife plate (2) is upper to include bucket tooth (9), institute State fixing or removable being arranged in excavation knife plate (2) of bucket tooth (9).

5. a kind of excavator, including a kind of scraper bowl described in claim 1-4 any one.

6. a kind of excavator according to claim 5, including frame（27）, be located at frame（27）On driver's cabin（28）、 Connection frame（27）Linking arm（29）And support arm（30）It is characterised in that：Described controller is installed on driver's cabin（28） Interior, described support arm（30）With described connecting portion（4）Connect.