CN106884403A - A kind of loading machine for the snow breaker that opens ice connects extension arm - Google Patents
A kind of loading machine for the snow breaker that opens ice connects extension arm Download PDFInfo
- Publication number
- CN106884403A CN106884403A CN201710261323.XA CN201710261323A CN106884403A CN 106884403 A CN106884403 A CN 106884403A CN 201710261323 A CN201710261323 A CN 201710261323A CN 106884403 A CN106884403 A CN 106884403A
- Authority
- CN
- China
- Prior art keywords
- arm
- extension arm
- bearing pin
- welded type
- loading
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H5/00—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
- E01H5/12—Apparatus or implements specially adapted for breaking, disintegrating, or loosening layers of ice or hard snow with or without clearing or removing ; Roughening ice or hard snow by means of tools
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
Extension arm is connected the present invention relates to a kind of loading machine for the snow breaker that opens ice, including welded type extension arm, welded type extension arm one end is fixedly connected by damping buffering attachment means with damping buffering connecting seat, damping buffering connecting seat is fixedly mounted in snow breaker frame, the welded type extension arm other end is connected by extension arm connecting seat with snow breaker frame, multigroup bearing pin mounting hole is machined with welded type extension arm, welded type extension arm is connected by bearing pin mounting hole and loading arm connecting shaft with loading arm, loading arm is arranged on inside welded type extension arm, swing arm hold-down gear and swing arm clamping device are additionally provided with welded type extension arm；The present invention is different according to different model loading arm length, and the suitable bearing pin mounting hole of selection is worn axle and fixed；Connection is quick and convenient, time saving and energy saving；It is applicable and the quick links between different model loading machine；Any destruction is not caused to loading arm.
Description
Technical field
Connect the present invention relates to snow breaker connection equipment technical field, more particularly to a kind of loading machine for the snow breaker that opens ice
Connect extension arm.
Background technology
Current ice-breaking snow-removing equipment is general under the consideration for saving storage area, is all processed as individually clearing the snow to open ice setting
It is standby, walking mechanism is not provided with, all driven by loading machine and power is provided, and when loading machine is connected with ice-breaking snow-removing equipment, all
Selection is directly loaded up motor-driven arm and is connected with ice-breaking snow-removing equipment, due to the length of the loading arm of standard model be it is fixed,
When swing arm connects machine with the snow removing equipment that opens ice of different model, it is possible to there is the inadequate situation so as to influence even machine of boom length.
The content of the invention
The present invention solves above-mentioned the deficiencies in the prior art, there is provided a kind of loading machine connection for the snow breaker that opens ice adds
It is long-armed, equivalent to the length that increased loading arm.The present invention utilizes the original pin shaft hole of loading arm, is installed with extension arm
Wear axle and fix in hole；Positioning fastening is carried out using the clamping device on extension arm and swing arm；Equidistantly arranged on extension arm multigroup pin
Axle mounting hole, different according to different model loading arm length, the suitable bearing pin mounting hole of selection is worn axle and is fixed；Connection is quick
It is convenient, it is time saving and energy saving；It is applicable the quick connection and different model loading machine between；It is connected firmly, it is safe；It is motor-driven to loading
Arm does not cause any destruction.
Technical scheme：
A kind of loading machine for the snow breaker that opens ice connects extension arm, including:Welded type extension arm, extension arm connecting seat,
Loading arm connecting shaft, swing arm side compression device, swing arm clamping device, damping buffering attachment means, damping buffering connecting seat,
Described welded type extension arm one end is fixedly connected by damping buffering attachment means with the damping buffering connecting seat, the damping
Buffering connecting seat be fixedly mounted in snow breaker frame, the welded type extension arm other end by the extension arm connecting seat with
The snow breaker frame connection, is machined with multigroup bearing pin mounting hole on the welded type extension arm, the welded type extension arm leads to
Cross the bearing pin mounting hole and the loading arm connecting shaft is connected with loading arm, the loading arm is arranged on institute
State inside welded type extension arm, the swing arm hold-down gear is additionally provided with the welded type extension arm and the swing arm clamps dress
Put, the swing arm hold-down gear and the swing arm clamping device are connected with the loading arm respectively；
The extension arm connecting seat includes welding base, and the welding base lower end is by three groups of bolts and guide flat keying
Fixed connection, the dive key is arranged in the keyway processed in snow blower frame, and one group of bearing pin is machined with the welding base
Hole, is provided with extension arm bearing pin in the pin shaft hole, the extension arm bearing pin is fixedly connected with the welded type extension arm, described
Pin shaft fixing seat is provided with extension arm bearing pin, fixing screwed hole is machined with the pin shaft fixing seat, added on the welding base
Work has fixing screwed hole corresponding with the fixing screwed hole, and holding screw is provided with fixing screwed hole described in two groups；
The loading arm connecting shaft includes swing arm bearing pin, and the swing arm bearing pin outer end is provided with swing arm pin sleeve, institute
Swing arm pin sleeve internal diameter and the swing arm bearing pin minor diameter fit are stated, the dynamic pin sleeve is fixedly connected with the loading arm,
The swing arm bearing pin two ends are respectively arranged with bearing pin reinforcing sleeve, and the bearing pin reinforcement is set on the welded type extension arm and adds
In the bearing pin mounting hole of work, the bearing pin reinforcing sleeve outer end is provided with shaft end ring, and the shaft end ring passes through alignment pin and institute
Swing arm bearing pin is stated to be fixedly connected；
The swing arm hold-down gear includes two groups of housing screws, and housing screw described in two groups is separately positioned on the welded type
Extension arm both sides, the housing screw through the welded type extension arm and being connected with compact heap, the compact heap and the dress
Carrier aircraft swing arm is connected；
The swing arm clamping device includes two groups of clamping axle sleeves, axle sleeve is stepped up described in two groups and is bolted installation respectively
Clamp shaft is provided with the welded type extension arm both sides, the clamping axle sleeve, clamp shaft described in two groups respectively with the dress
Carrier aircraft swing arm is connected, and hole is threaded on the clamp shaft, and the screwed hole is provided with fishbolt, and the welded type is lengthened
Arm bottom is machined with through hole, and clamping briquetting is provided with the through hole, and two groups are machined with the clamping briquetting with the clamping
The corresponding screwed hole of bolt, screwed hole of the fishbolt also also cross processing on the clamping briquetting, described in two groups
Fishbolt nut end is provided with anti-loosing slice, and anti-loosing slice described in two groups is fixedly connected by one group of check bolt with compact heap.
Further, the welding base includes welding base plate and welding riser, the welding base and the welding riser
Welding, two groups of reinforcements are additionally provided between the welding base and the welding riser.
Further, the damping buffering attachment means are one group of hydraulic cylinder.
The present invention has the advantages that relative to prior art：The present invention utilizes the original pin shaft hole of loading arm,
Axle is worn with extension arm mounting hole to fix；Positioning fastening is carried out using the clamping device on extension arm and swing arm；First-class of extension arm
It is different according to different model loading arm length away from multigroup bearing pin mounting hole of arranging, choose suitable bearing pin mounting hole and wear axle
It is fixed；Connection is quick and convenient, time saving and energy saving；It is applicable and the quick links between different model loading machine；It is connected firmly, security
It is high；Increase the length of loading arm in the case of not causing any destruction to loading arm；
Arm-type body is lengthened in the present invention and is connected by Integral welded structure, ensure that intensity, prevent deformation；
The present invention is fixedly connected by loading machine large arm bearing pin with front equipment end, and equipment rear portion uses damping buffering with large arm
Attachment means are attached, and are on-fixed connection.The attachment means are scalable adapting to the equipment that road surface convex-concave is caused during work
Attitudes vibration, at the same guarantee equipment lift by crane when limiting device angle of tumbling, damping buffering function can avoid lifting state walk
The impact of attachment means is caused during brake.
Dive key structure, the shearing force produced during work are used below welding base in the present invention in extension arm connecting seat
Mainly born by flat key.
Welding base in the present invention in extension arm connecting seat can horizontally slip along keyway, for the loading machine of different in width
Swing arm can the company's of carrying out machine, strong adaptability.
Additional aspect of the invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice invented.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the A-A faces sectional view of Fig. 1；
Fig. 3 is the B-B faces sectional view of Fig. 1；
Fig. 4 is the C-C faces sectional view of Fig. 1；
Fig. 5 is the D direction views of Fig. 4；
Fig. 6 is structure axonometric drawing of the invention.
In figure：
100- welded type extension arms；200- extension arm connecting seats；300- loading arm connecting shafts；400- swing arm side compressions
Device；500- swing arm clamping devices；600- damping buffering attachment means；700- damping buffering connecting seats；800- bearing pin mounting holes；
900- loading arms；210- welding bases；220- extension arm bearing pins；230- holding screws；240- dive keys；250- bearing pins are consolidated
Reservation；310- swing arm pin sleeves；320- swing arm bearing pins；330- bearing pin reinforcing sleeves；340- shaft end rings；410- compact heaps；420-
Housing screw；510- clamps axle sleeve；520- clamp shafts；530- clamps briquetting；540- fishbolts；550- anti-loosing slices；560- prevents
Loose bolt；211- welds base；212- welds riser；213- reinforcements.
Specific embodiment
Below with reference to accompanying drawing, the present invention is described in detail.
With reference to shown in Fig. 1 to Fig. 6, a kind of loading machine for the snow breaker that opens ice disclosed in the present embodiment connects extension arm,
Including welded type extension arm 100, extension arm connecting seat 200, loading arm connecting shaft 300, swing arm side compression device 400, dynamic
Arm clamping device 500, damping buffering attachment means 600, damping buffering connecting seat 700, described one end of welded type extension arm 100 lead to
Overdamp buffer connecting rods 600 are fixedly connected with the damping buffering connecting seat 700, and the damping buffering connecting seat 700 is consolidated
In snow breaker frame, the other end of welded type extension arm 100 is removed by the extension arm connecting seat 200 with described for Dingan County
Snow machine frame is connected, and multigroup bearing pin mounting hole 800, the welded type extension arm 100 are machined with the welded type extension arm 100
It is connected with loading arm 900 by the bearing pin mounting hole 800 and the loading arm connecting shaft 300, the loading machine
Swing arm 900 is arranged on inside the welded type extension arm 100, and the swing arm pressure is additionally provided with the welded type extension arm 100
Tight device 400 and the swing arm clamping device 500, the swing arm hold-down gear 400 and the swing arm clamping device 500 respectively with
The loading arm 900 is fitted；
The formula extension arm connecting seat 200 includes welding base 210, the connecting welding formula extension arm and frame, the weldering
The lower end of joint chair 210 is fixedly connected by three groups of bolts with dive key 240, and the dive key 240 is arranged on snow blower
In the keyway processed in frame, the dive key can be such that welding base is moved in parallel along keyway in frame or so, the weldering
One group of pin shaft hole is machined with joint chair 210, extension arm bearing pin 220 is provided with the pin shaft hole, the extension arm bearing pin 220 with
The welded type extension arm 100 is fixedly connected, and pin shaft fixing seat 250 is provided with the extension arm bearing pin 220, and the bearing pin is consolidated
Fixing screwed hole is machined with reservation 250, fixing screwed hole corresponding with the fixing screwed hole is machined with the welding base,
Holding screw 230 is provided with fixing screwed hole described in two groups；
The loading arm connecting shaft 300 includes swing arm bearing pin 320, and the outer end of swing arm bearing pin 320 is provided with swing arm
Pin sleeve 310, the internal diameter of swing arm pin sleeve 310 and the minor diameter fit of swing arm bearing pin 320, the dynamic pin sleeve 320 and institute
State loading arm 900 to be fixedly connected, the two ends of swing arm bearing pin 320 are respectively arranged with bearing pin reinforcing sleeve 330, and the bearing pin adds
Strong set makes bearing pin two ends more firm, and the bearing pin reinforcing sleeve 330 is arranged on the bearing pin processed on the welded type extension arm 100
In mounting hole 800, the outer end of bearing pin reinforcing sleeve 330 is provided with shaft end ring 340, and the shaft end ring 340 passes through alignment pin
It is fixedly connected with the swing arm bearing pin 320, prevents bearing pin from moving left and right；
The swing arm hold-down gear 400 includes two groups of housing screws 420, and housing screw 420 is separately positioned on described in two groups
The both sides of welded type extension arm 100, the housing screw 420 connects through the welded type extension arm 100 and with compact heap 410
Connect, the compact heap 410 is fitted with the loading arm 900, the swing arm side compression device ensures loading machine large arm with weldering
The relative position connect between formula extension arm is constant, it is ensured that the thrust of hold-down bolt is all the time perpendicular to loading machine large arm contact surface；
The swing arm clamping device 500 includes two groups of clamping axle sleeves 510, axle sleeve 510 is stepped up described in two groups and passes through spiral shell respectively
Bolt is fixedly mounted on and clamp shaft 520 is provided with the both sides of welded type extension arm 100, the clamping axle sleeve 510, the rope lock
Tight set allows lock shaft to be rotated in axle sleeve, and clamp shaft 520 described in two groups is fitted with the loading arm 900 respectively, institute
State and hole is threaded on clamp shaft 520, fishbolt 540 is provided with the screwed hole, the lock shaft coordinates with bolt
Coupling mechanism force is produced, the bottom of welded type extension arm 100 is machined with through hole, clamping briquetting 530 is provided with the through hole, it is described
Clamp and two groups are machined with briquetting 530 with the corresponding screwed hole of the fishbolt 540, the fishbolt 540 is also worn simultaneously
Screwed hole of the processing on the clamping briquetting 530 is crossed, the clamping briquetting is fitted with loading arm lower plane, by bolt
Swing arm lower plane is compressed, the nut end of fishbolt 540 is provided with anti-loosing slice 550 described in two groups, and the anti-loosing slice prevents locking screw
Bolt is loosened, and anti-loosing slice 550 described in two groups is fixedly connected by one group of check bolt 560 with compact heap, and the check bolt ensures
Anti-loosing slice will not loosen, and the swing arm clamping device compresses loading arm underside plan by the thrust that two bolts are produced,
Welded type extension arm is set to be fastened on loading arm.
Specifically, the welding base includes welding base plate 211 and welding riser 212, welding base 211 and the weldering
Connect riser 212 to weld, two groups of reinforcements 213 are additionally provided between the welding base 211 and the welding riser 212.
Specifically, the damping buffering attachment means 600 are one group of hydraulic cylinder.
The present invention utilizes the original pin shaft hole of loading arm, wears axle with extension arm mounting hole and fixes；Using on extension arm
Clamping device carries out positioning fastening with swing arm；Equidistantly arranged on extension arm multigroup bearing pin mounting hole, loaded according to different model
Motor-driven arm lengths are different, and the suitable bearing pin mounting hole of selection is worn axle and fixed；Connection is quick and convenient, time saving and energy saving；Be applicable from it is different
Quick links between model loading machine；It is connected firmly, it is safe；Any destruction is not caused to loading arm.
Above example is the exemplary illustration to this patent, does not limit its protection domain, people in the art
Member can also be changed to its part, as long as no the Spirit Essence beyond this patent, all in the protection domain of this patent.
Claims (3)
1. a kind of loading machine for the snow breaker that opens ice connects extension arm, it is characterised in that including:Welded type extension arm (100),
Extension arm connecting seat (200), loading arm connecting shaft (300), swing arm side compression device (400), swing arm clamping device
(500), damping buffering attachment means (600), damping buffering connecting seat (700), described welded type extension arm (100) one end pass through
Damping buffering attachment means (600) are fixedly connected with the damping buffering connecting seat (700), the damping buffering connecting seat
(700) it is fixedly mounted in snow breaker frame, welded type extension arm (100) other end passes through the extension arm connecting seat
(200) it is connected with the snow breaker frame, multigroup bearing pin mounting hole (800), institute is machined with the welded type extension arm (100)
Welded type extension arm (100) is stated by the bearing pin mounting hole (800) and the loading arm connecting shaft (300) and loading machine
Swing arm (900) is connected, and the loading arm (900) is arranged on welded type extension arm (100) inside, and the welded type adds
The swing arm hold-down gear (400) and the swing arm clamping device (500) are additionally provided with long-armed (100), the swing arm is compressed
Device (400) and the swing arm clamping device (500) are fitted with the loading arm (900) respectively；
The formula extension arm connecting seat (200) includes welding base (210), and welding base (210) lower end passes through three groups of positioning spiral shells
Bolt is fixedly connected with dive key (240), and the dive key (240) is arranged in the keyway processed in snow blower frame, institute
State and one group of pin shaft hole is machined with welding base (210), extension arm bearing pin (220), the extension arm are provided with the pin shaft hole
Bearing pin (220) is fixedly connected with the welded type extension arm (100), and being provided with bearing pin on the extension arm bearing pin (220) fixes
Seat (250), fixing screwed hole is machined with the pin shaft fixing seat (250), is machined with the welding base and the fixed spiral shell
The corresponding fixing screwed hole of pit, is provided with holding screw (230) in fixing screwed hole described in two groups；
The loading arm connecting shaft (300) includes swing arm bearing pin (320), and swing arm bearing pin (320) outer end is provided with dynamic
Arm pin sleeve (310), swing arm pin sleeve (310) internal diameter and swing arm bearing pin (320) minor diameter fit, the dynamic pin sleeve
(320) it is fixedly connected with the loading arm (900), swing arm bearing pin (320) two ends are respectively arranged with bearing pin reinforcing sleeve
(330), the bearing pin reinforcing sleeve (330) is arranged on the bearing pin mounting hole (800) processed on the welded type extension arm (100)
Interior, bearing pin reinforcing sleeve (330) outer end is provided with shaft end ring (340), and the shaft end ring (340) is by alignment pin and institute
Swing arm bearing pin (320) is stated to be fixedly connected；
The swing arm hold-down gear (400) includes two groups of housing screws (420), and housing screw (420) is respectively provided with described in two groups
In welded type extension arm (100) both sides, the housing screw (420) through the welded type extension arm (100) and with pressure
Tight block (410) connection, the compact heap (410) is fitted with the loading arm (900)；
The swing arm clamping device (500) includes two groups of clamping axle sleeves (510), axle sleeve (510) is stepped up described in two groups and is passed through respectively
Bolt is fixedly mounted in welded type extension arm (100) both sides, the clamping axle sleeve (510) and is provided with clamp shaft (520),
Clamp shaft (520) described in two groups is fitted with the loading arm (900) respectively, is threaded on the clamp shaft (520)
Hole, is provided with fishbolt (540) in the screwed hole, welded type extension arm (100) bottom is machined with through hole, described logical
Clamping briquetting (530) is provided with hole, be machined with clamping briquetting (530) two groups it is corresponding with the fishbolt (540)
Screwed hole, screwed hole of the fishbolt (540) also also cross processing on clamping briquetting (530), two groups of institutes
State fishbolt (540) nut end and be provided with anti-loosing slice (550), anti-loosing slice (550) is by one group of check bolt described in two groups
(560) it is fixedly connected with compact heap.
2. a kind of loading machine for the snow breaker that opens ice according to claim 1 connects extension arm, it is characterised in that described
Welding base includes welding base plate (211) and welding riser (212), and welding base (211) is welded with welding riser (212)
Connect, two groups of reinforcements (213) are additionally provided between welding base (211) and welding riser (212).
3. a kind of loading machine for the snow breaker that opens ice according to claim 1 connects extension arm, it is characterised in that described
Damping buffering attachment means (600) are one group of hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710261323.XA CN106884403B (en) | 2017-04-20 | 2017-04-20 | A kind of loading machine for ice-breaking snow breaker connects extension arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710261323.XA CN106884403B (en) | 2017-04-20 | 2017-04-20 | A kind of loading machine for ice-breaking snow breaker connects extension arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106884403A true CN106884403A (en) | 2017-06-23 |
| CN106884403B CN106884403B (en) | 2018-07-20 |
Family
ID=59182892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710261323.XA Active CN106884403B (en) | 2017-04-20 | 2017-04-20 | A kind of loading machine for ice-breaking snow breaker connects extension arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106884403B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647551A (en) * | 2020-12-03 | 2021-04-13 | 中联重科股份有限公司 | Pin shaft mounting structure, scarifier and bulldozer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5075987A (en) * | 1989-02-01 | 1991-12-31 | Chugai Ro Co., Ltd. | Removing apparatus for compressed snow and the like |
| JPH07229124A (en) * | 1994-02-17 | 1995-08-29 | Komatsu Mec Corp | Frozen surface crushing device of earth-moving vehicle |
| CN103046587A (en) * | 2012-12-05 | 2013-04-17 | 燕山大学 | Excavating and loading device with extension jib |
| CN104727262A (en) * | 2015-04-15 | 2015-06-24 | 哈尔滨中诚科技发展有限公司 | Full-hydraulic ice breaking and snow removing machine for road surface |
| CN204570591U (en) * | 2015-04-08 | 2015-08-19 | 郑州宇通重工有限公司 | A kind of loader road deicing machine |
| CN206768718U (en) * | 2017-04-20 | 2017-12-19 | 哈尔滨中诚科技发展有限公司 | A kind of loading machine connection extension arm for the snow breaker that opens ice |
-
2017
- 2017-04-20 CN CN201710261323.XA patent/CN106884403B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5075987A (en) * | 1989-02-01 | 1991-12-31 | Chugai Ro Co., Ltd. | Removing apparatus for compressed snow and the like |
| JPH07229124A (en) * | 1994-02-17 | 1995-08-29 | Komatsu Mec Corp | Frozen surface crushing device of earth-moving vehicle |
| CN103046587A (en) * | 2012-12-05 | 2013-04-17 | 燕山大学 | Excavating and loading device with extension jib |
| CN204570591U (en) * | 2015-04-08 | 2015-08-19 | 郑州宇通重工有限公司 | A kind of loader road deicing machine |
| CN104727262A (en) * | 2015-04-15 | 2015-06-24 | 哈尔滨中诚科技发展有限公司 | Full-hydraulic ice breaking and snow removing machine for road surface |
| CN206768718U (en) * | 2017-04-20 | 2017-12-19 | 哈尔滨中诚科技发展有限公司 | A kind of loading machine connection extension arm for the snow breaker that opens ice |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112647551A (en) * | 2020-12-03 | 2021-04-13 | 中联重科股份有限公司 | Pin shaft mounting structure, scarifier and bulldozer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106884403B (en) | 2018-07-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR112013017114B1 (en) | Mobile crushing system | |
| CN206768718U (en) | A kind of loading machine connection extension arm for the snow breaker that opens ice | |
| CN106884403A (en) | A kind of loading machine for the snow breaker that opens ice connects extension arm | |
| KR102140891B1 (en) | Pin remove device | |
| CN208102149U (en) | It is a kind of for mounting and dismounting the device of crawler belt | |
| CN201446979U (en) | Locking mechanism used on telescoping vehicle frame | |
| CN207259016U (en) | A kind of split type suspension hook of super-tonnage | |
| CN105909170A (en) | High-speed hydraulic drilling rig with monomotor | |
| CN208792389U (en) | A kind of excavator swing arm | |
| JPH09242108A (en) | Working equipment for hydraulic power shovel | |
| KR200399718Y1 (en) | rising and falling structure for pump in a grab | |
| CN110259403B (en) | Safe and convenient device for salvaging drill bit of rotary drilling machine | |
| CN210655833U (en) | Large-open-width holding type clamp for tubular pile crane | |
| CN104234710B (en) | A kind of vehicle-mounted knapping machine | |
| CN205687408U (en) | Four multiplying power remote control grab buckets | |
| CN206309411U (en) | Mounting assembly and automatic interim top board structure for cross bar to be attached to pedestal | |
| CN206855848U (en) | The fixed clamping device of conveyer belt maintenance | |
| CN212123200U (en) | Turnover tool | |
| CN220446348U (en) | Quick assembly disassembly tool of fracturing pump truck pump valve box under drilling oil well | |
| CN106194002B (en) | Large diameter drill string tunnel escape and rescue drilling machine | |
| CN212403181U (en) | Lifting hook with anti-drop structure | |
| CN220890114U (en) | Wear-resistant petroleum drill rod | |
| CN102976206A (en) | Mining heavy type force unloading device | |
| CN116239016B (en) | Heavy oil cylinder hoisting and overturning tool and method | |
| CN217620328U (en) | Shaft puller for disassembling large-scale hydraulic support in coal mine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |