CN113294400A - Hydraulic bidirectional cooling type heat dissipation hydraulic hammer - Google Patents
Hydraulic bidirectional cooling type heat dissipation hydraulic hammer Download PDFInfo
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- CN113294400A CN113294400A CN202110388805.8A CN202110388805A CN113294400A CN 113294400 A CN113294400 A CN 113294400A CN 202110388805 A CN202110388805 A CN 202110388805A CN 113294400 A CN113294400 A CN 113294400A
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- 238000001816 cooling Methods 0.000 title claims abstract description 56
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 21
- 230000002457 bidirectional effect Effects 0.000 title abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 52
- 238000005057 refrigeration Methods 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000005507 spraying Methods 0.000 claims abstract description 19
- 239000004020 conductor Substances 0.000 claims description 13
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Inorganic materials [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 239000008187 granular material Substances 0.000 claims description 7
- 239000011550 stock solution Substances 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 235000010333 potassium nitrate Nutrition 0.000 claims description 3
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 claims 1
- 239000000110 cooling liquid Substances 0.000 abstract description 52
- 230000000694 effects Effects 0.000 abstract description 14
- 230000010412 perfusion Effects 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 7
- 239000002826 coolant Substances 0.000 description 11
- 239000010720 hydraulic oil Substances 0.000 description 7
- 239000007921 spray Substances 0.000 description 7
- 230000001502 supplementing effect Effects 0.000 description 7
- 238000012856 packing Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 3
- 241000251131 Sphyrna Species 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B1/00—Percussion drilling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1428—Cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1485—Special measures for cooling or heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
- F15B21/0423—Cooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Percussive Tools And Related Accessories (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a hydraulic two-way cooling-back type heat dissipation hydraulic hammer, belonging to the technical field of heat dissipation treatment of hydraulic hammers, wherein a water cooling tank supplies cooling liquid to the upper end part and the lower end part of a liquid storage cavity, a piston drives a drill rod and a movable sleeve to move up and down in a reciprocating manner, when the movable sleeve moves down, the cooling liquid supplied to the lower end part of the liquid storage cavity is extruded, so that the cooling liquid is led into a drainage cavity through a perfusion hole and overflows through a tenon body through a spraying hole, on one hand, the drill rod and a drill hammer head are cooled, on the other hand, the sprayed cooling liquid has a dust fall effect, when the movable sleeve moves up, on the one hand, the cooling liquid is supplied to the lower end part of the liquid storage cavity by using negative pressure, on the other hand, the cooling liquid at the upper end part of the liquid storage cavity is fed into a cooling back cavity and soaked by a plurality of refrigeration bag rods which are mutually matched to improve the cooling effect on the hydraulic cavity, and after the movable sleeve returns, and cooling liquid in the back cooling cavity synchronously backs, so that circulation is realized, and bidirectional water cooling is realized through hydraulic reciprocating motion.
Description
Technical Field
The invention relates to the technical field of hydraulic hammer heat dissipation treatment, in particular to a hydraulic bidirectional recooling type heat dissipation hydraulic hammer.
Background
The hydraulic hammer belongs to an impact type pile driving hammer, a piston in a hammer body is driven to reciprocate by using hydrostatic pressure as power during working, the piston stroke acts on a drill rod at the front section of the hammer body, and the drill rod is used for crushing solids such as ores and concrete, so that the better solids such as the ores and the concrete are crushed.
After the hydraulic hammer works for a long time, the temperature of the piston is increased due to friction caused by up-and-down movement, the temperature of a drill rod, a hammer body and a contact end of a hammered solid phase is increased, and when the temperature of the drill rod is too high, the hardness of the drill rod is reduced to a certain degree, so that the working efficiency of the equipment is reduced.
Therefore, the hydraulic two-way cooling-back heat dissipation type hydraulic hammer is provided to effectively solve some problems in the prior art.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a hydraulic bidirectional cooling-back type heat-dissipation hydraulic hammer, wherein a water cooling tank supplies cooling liquid to the upper end part and the lower end part of a liquid storage cavity, a piston drives a drill rod and a movable sleeve to move up and down in a reciprocating mode, when the movable sleeve moves down, the cooling liquid supplied to the lower end part of the liquid storage cavity is extruded, so that the cooling liquid is led into a drainage cavity through a perfusion hole and overflows through a tenon body through a spraying hole, on one hand, the drill rod and a drill hammer head are cooled, on the other hand, the sprayed cooling liquid plays a role in dust fall, when the movable sleeve moves up, on the one hand, negative pressure is used for supplying the cooling liquid to the lower end part of the liquid storage cavity, on the other hand, the cooling liquid at the upper end part of the liquid storage cavity is fed into a cooling-back cavity and wets a plurality of cooling bag rods, the cooling effect on the hydraulic cavity is improved, and after the movable sleeve returns, and cooling liquid in the back cooling cavity synchronously backs, so that circulation is realized, and bidirectional water cooling is realized through hydraulic reciprocating motion.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A hydraulic two-way cooling-back type heat dissipation hydraulic hammer comprises a cylinder body, wherein a hollow cavity is formed in the cylinder body, a fixing sleeve is arranged in the middle of the hollow cavity and divides the hollow cavity into a hydraulic cavity and a liquid storage cavity, a piston is arranged in the liquid storage cavity, the bottom end of the piston is connected with a drill rod, the lower end of the drill rod penetrates through the fixing sleeve and extends into the liquid storage cavity, a movable sleeve movably and hermetically connected with the liquid storage cavity is sleeved on the drill rod, a drill rod head is arranged at the bottom end of the drill rod through a tenon body, water cooling tanks are arranged on two sides of the cylinder body and are connected with the bottom end of the liquid storage cavity through a flow supply pipe, a pair of perfusion holes are formed in the side wall of the drill rod below the movable sleeve, a drainage cavity communicated with a pair of perfusion holes is formed in the drill rod, the bottom end of the drainage cavity is communicated with the tenon body, and a plurality of spraying holes communicated with the tenon body are formed in the end wall of the bottom of the drill rod, the upper end part of the cylinder body is provided with a group of recooling cavities communicated with the liquid storage cavity, a pair of water cooling tanks are respectively connected with the bottom ends of the recooling cavities through flow supplementing pipes, the inner ends of the flow supplementing pipes and the flow supplying pipes are respectively provided with a one-way valve, one end of each recooling cavity connected with the hydraulic cavity is embedded with a plurality of refrigerating bag rods, the upper end part and the lower end part of the liquid storage cavity are supplied with cooling liquid through the water cooling tanks, a piston is utilized to drive a drill rod and a movable sleeve to move up and down, when the movable sleeve moves down, the cooling liquid supplied at the lower end part of the liquid storage cavity is extruded, so that the cooling liquid is guided into the drainage cavity through the perfusion holes and overflows through the spraying holes by the tenon body, on the one hand, the drill rod and the drill hammer are cooled, on the other hand, the sprayed cooling liquid plays a dust-falling role, when the movable sleeve moves up, on the other hand, the negative pressure is utilized to supply the cooling liquid to the lower end part of the liquid storage cavity, on the other hand goes into the cooling hydraulic pressure of stock solution chamber upper end back cold chamber and soaks a plurality of refrigeration bag stick, and both mutually support to improve and play the cooling effect to the hydraulic pressure chamber, return the back at the activity cover, return the synchronous back-off of the inside coolant liquid of cold chamber, with this circulation, realize two-way water-cooling through hydraulic pressure reciprocating motion.
Furthermore, the cylinder body is formed by matching a pair of cylinder sleeves which are symmetrically arranged in front and back, and one side of the cylinder body is provided with a connecting arm.
Furthermore, the tenon body comprises a plurality of assembled tenons fixedly connected to the drill hammer head, a flow guide cavity is formed in the tenon head, a plurality of drainage holes communicated with the flow guide cavity are formed in the side wall of one end, far away from the drill hammer head, of the tenon head, and a drainage tube is arranged at the top end of the flow guide cavity.
Furthermore, a plurality of mortises with tenon assorted are seted up to the bottom of drill rod, tenon and mortise all adopt the profile body structure, and a plurality of tenon all adopt the heat conduction material to make, utilize a plurality of tenons to realize that the borer tup closely links up with the drill rod to in carry out periodic replacement to the borer hammer head, in order to prevent to receive the borer hammer head of serious wearing and tearing to influence follow-up use, and utilize the cooperation structure in irrigation hole, drainage chamber, tenon head, spray coating hole to realize exporting the coolant liquid through the drill rod and through drill rod bottom portion, play the cooling effect for drill rod and borer hammer head.
It is further, it is a plurality of the top of drainage tube all links up with the bottom in drainage chamber, the drainage hole sets up with spraying hole position one-to-one, is linked together to inlay when tenon and tongue-and-groove and establishes the back, irritates the cooperation structure in discharge hole, drainage chamber, tenon, spraying hole and forms a circulation chamber to the coolant liquid of tip under the stock solution chamber is leading-in to the drill rod inside after receiving the movable sleeve extrusion downwards, and spills over from the bottom portion of drill rod through this circulation chamber.
Further, the top portion in drainage chamber inlays and is equipped with the heat conductor, the top of heat conductor links up mutually with the bottom of piston, through the heat conductor, realizes the contact conduction cooling of piston.
Furthermore, the bottom end of the cylinder body is embedded with a sealing sleeve which is movably connected with the side wall of the drill rod in a sealing manner, and a plurality of groups of spray holes are provided with atomizing nozzles.
Furthermore, a plurality of refrigeration holes communicated with the cold return cavity are formed in the inner wall of the cylinder body, and the refrigeration holes are distributed in the refrigeration holes one by one from top to bottom.
Furthermore, the refrigeration bag rod comprises a hollow heat-conducting rod filled in the refrigeration hole, and the refrigeration filter bag body is filled in the hollow heat-conducting rod.
Further, the refrigeration filter bag body is including inlaying the inside nanometer filter bag package of locating cavity heat conduction stick, the inside packing of nanometer filter bag package has the saltpeter granule, utilizes the flowing back pipe to lead to in the space that fixed cover and movable sleeve formed with the coolant liquid in the water-cooling case, and when the movable sleeve rebound, the coolant liquid upwards impresses through the recooling chamber, soaks a plurality of refrigeration bag stick that are linked together with the recooling chamber, and the saltpeter granule in the refrigeration bag stick meets the water refrigeration, reduces the peripheral temperature in hydraulic pressure chamber to cool down in order to realize the hydraulic oil to hydraulic pressure intracavity portion.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the proposal supplies cooling liquid to the upper end part and the lower end part of a liquid storage cavity through a water cooling box, utilizes the principle that a piston drives a drill rod and a movable sleeve to do up-and-down reciprocating motion, when the movable sleeve moves downwards, the cooling liquid supplied to the lower end part of the liquid storage cavity is extruded, so that the cooling liquid is guided into a drainage cavity through a perfusion hole and overflows through a spraying hole through a tenon body, on one hand, the drill rod and a drill hammer head are cooled, on the other hand, the sprayed cooling liquid plays a dust fall role, and the drill hammer head is connected with the drill rod through the tenon head, thereby being easy to replace the drill hammer head, when the movable sleeve moves upwards, on the one hand, the negative pressure is used for supplying the cooling liquid to the lower end part of the liquid storage cavity, on the other hand, the cooling liquid at the upper end part of the liquid storage cavity is fed into a cooling cavity and wets a plurality of refrigeration bag rods, the cooling effect is mutually matched to improve the hydraulic cavity, and after the movable sleeve returns, the cooling liquid inside of the cooling cavity synchronously returns, with the circulation, the bidirectional water cooling is realized through hydraulic reciprocating motion.
(2) The cylinder body is formed by matching a pair of cylinder sleeves which are symmetrically arranged front and back, a connecting arm is arranged on one side of the cylinder body, the cylinder body is easy to assemble, and the connecting arm is easy to be connected with external excavators and other machines.
(3) The tenon body comprises a plurality of assembling tenons fixedly connected to the drill rod hammer head, a flow guide cavity is formed in the tenon head, a plurality of drainage holes communicated with the flow guide cavity are formed in one end side wall, away from the drill rod hammer head, of the tenon head, a drainage tube is arranged at the top end of the flow guide cavity, a plurality of mortises matched with the tenon head are formed in the bottom end of the drill rod, the tenon head and the mortises are of special-shaped structures and made of heat conduction materials, the drill rod hammer head is tightly connected with the drill rod through the plurality of tenon heads, the drill rod hammer head is conveniently replaced regularly, follow-up use is prevented from being influenced by the drill rod hammer head which is seriously abraded, and the cooling liquid is led out through the drill rod and through the bottom end of the drill rod through the matching structure of the flow filling hole, the drainage cavity, the tenon head and the spray covering hole, so that a cooling effect is achieved for the drill rod and the drill rod hammer head.
(4) It is a plurality of the top of drainage tube all links up with the bottom in drainage chamber, the drainage hole sets up with spraying the hole position one-to-one, is linked together to inlay when tenon and tongue-and-groove and establishes the back, and the cooperation structure in flowing hole, drainage chamber, tenon, the spraying hole forms a circulation chamber to the coolant liquid of tip under the stock solution chamber is leading-in to the drill rod inside after receiving the movable sleeve extrusion downwards, and spills over from the bottom portion of drill rod through this circulation chamber.
(5) The top portion in drainage chamber inlays and is equipped with the heat conductor, the top of heat conductor links up mutually with the bottom of piston, through the heat conductor, realizes the contact conduction cooling of piston.
(6) The bottom end of the cylinder body is embedded with a sealing sleeve movably connected with the side wall of the drill rod in a sealing manner, and the spraying holes are provided with atomizing nozzles in multiple groups, so that after cooling liquid overflows from the spraying holes, the cooling liquid is atomized to reduce the dust degree.
(7) Offer a plurality of refrigeration holes that are linked together with the back cooling chamber on the inner wall of cylinder body, it is a plurality of from last to lower one-to-one distribution in a plurality of refrigeration holes, refrigeration bag stick is including packing in the downthehole cavity heat conduction stick of refrigeration, the inside packing of cavity heat conduction stick has the refrigeration filter utricule, and the refrigeration filter utricule is including inlaying the inside nanometer filter bag package of locating cavity heat conduction stick, the inside packing of nanometer filter bag package has the nitre granule, utilizes the moisturizing pipe to lead-in to the space that fixed cover and movable sleeve formed with the coolant liquid in the water-cooling box, and when the movable sleeve upward movement, the coolant liquid upwards impresses through the back cooling chamber, soaks a plurality of refrigeration bag sticks that are linked together with the back cooling chamber, and the nitre granule in the refrigeration bag stick meets water refrigeration, reduces the peripheral temperature in hydraulic pressure chamber to cool down to the hydraulic oil of hydraulic pressure intracavity portion in order to realize.
Drawings
FIG. 1 is a first schematic diagram of the present invention;
FIG. 2 is a second schematic illustration of the present invention in a disassembled state;
FIG. 3 is an internal schematic view of the present invention;
FIG. 4 is an exterior perspective view one of the present invention;
FIG. 5 is an external perspective view of the second embodiment of the present invention;
FIG. 6 is a first exploded view of the present invention at the point where the shank is joined to the hammer head;
FIG. 7 is a second exploded view of the present invention at the point where the shank is joined to the hammer bit;
FIG. 8 is a perspective view of the joint of the drill hammer head and the tenon head of the present invention;
FIG. 9 is an internal cross-sectional view of the shank of the present invention in combination with a hammer bit;
fig. 10 is a schematic view of the structure at a in fig. 9.
The reference numbers in the figures illustrate:
1 cylinder body, 101 hydraulic pressure chamber, 102 liquid storage chamber, 103 recooling chamber, 2 fixed cover, 3 piston, 4 drill rods, 401 perfusion hole, 402 spray hole, 403 drainage chamber, 404 heat conductor, 405 tongue-and-groove, 5 drill hammer head, 6 movable sleeve, 7 tenon, 701 drainage hole, 8 water cooling box, 9 feeding pipe, 10 refrigeration sac bar, 11 flow supplementing pipe.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-5, a hydraulic two-way cooling-back type heat dissipation hydraulic hammer comprises a cylinder body 1, the cylinder body 1 is formed by matching a pair of cylinder sleeves symmetrically arranged front and back, one side of the cylinder body 1 is provided with a connecting arm for facilitating the installation of the cylinder body 1, a hollow cavity is arranged in the cylinder body 1, a fixing sleeve 2 is arranged in the middle of the hollow cavity, the fixing sleeve 2 divides the hollow cavity into a hydraulic cavity 101 and a liquid storage cavity 102, a piston 3 is arranged in the liquid storage cavity 102, the bottom end of the piston 3 is connected with a drill rod 4, the lower end of the drill rod 4 penetrates through the fixing sleeve 2 and extends into the liquid storage cavity 102, the bottom end of the drill rod 4 is provided with a drill rod hammer head 5 through a tenon body, both sides of the cylinder body 1 are provided with water cooling tanks 8, the pair of water cooling tanks 8 are connected with the bottom end of the liquid storage cavity 102 through a flow supply pipe 9, a pair of flow holes 401 are arranged on the side wall of the drill rod 4 below a movable sleeve 6, a drainage cavity 403 communicated with a pair of flowing holes 401 is formed in the drill rod 4, the bottom end of the drainage cavity 403 is communicated with the tenon body, a plurality of groups of spraying holes 402 communicated with the tenon body are formed in the end wall of the bottom of the drill rod 4, the drainage cavity 401, the drainage cavity 403, the tenon body and the spraying holes 402 are communicated with one another to form a circulation cavity, the cooling liquid in the water cooling tank 8 is guided into the bottom end part of the liquid storage cavity 102 through the flow feeding pipe 9 by utilizing the vertical reciprocating motion of the movable sleeve 6, and the cooling liquid is guided out of the outer end part of the drill rod 4 through the formed circulation cavity, so that circulation is realized.
Referring to fig. 6-10, specifically, the tenon body includes a plurality of tenon joints 7 fixedly connected to the drill rod head 5, a flow guiding cavity is formed inside the tenon joint 7, a plurality of drainage holes 701 communicated with the flow guiding cavity are formed on a side wall of one end of the tenon joint 7 away from the drill rod head 5, a drainage tube 702 is disposed at a top end of the flow guiding cavity, a plurality of mortises 405 matched with the tenon joints 7 are formed at a bottom end of the drill rod 4, the tenon joints 7 and the mortises 405 are both of a special-shaped structure, the plurality of tenon joints 7 are made of a heat conducting material, the plurality of tenon joints 7 are used for realizing close connection between the drill rod head 5 and the drill rod 4 so as to periodically replace the drill rod head 5, thereby preventing the drill rod 5 from being seriously worn from influencing subsequent use, and the coolant is led out through the bottom end of the drill rod 4 by using a matching structure of the flow filling hole 401, the drainage cavity 403, the tenon joints 7 and the spraying hole 402, the drill rod 4 and the drill hammer head 5 are cooled.
The top ends of a plurality of drainage tubes 702 are all connected with the bottom of a drainage cavity 403, the drainage holes 701 and the spray holes 402 are arranged in a one-to-one correspondence manner, when the tenon joints 7 are communicated and embedded with the mortise 405, the matching structure of the perfusion holes 401, the drainage cavity 403, the tenon joints 7 and the spray holes 402 forms a circulation cavity, so that cooling liquid at the lower end part of the liquid storage cavity 102 is led into the drill rod 4 after being extruded downwards by the movable sleeve 6 and overflows from the bottom end part of the drill rod 4 through the circulation cavity, the bottom end part of the cylinder body 1 is embedded with a sealing sleeve movably connected with the side wall of the drill rod 4 in a sealing manner, the atomizing nozzles are arranged at a plurality of groups of spray holes 402, when the cooling liquid overflows from the spray holes 402, the dust fall effect is achieved through the atomizing effect, the top end part of the drainage cavity 403 is embedded with a heat conductor 404, the top end of the heat conductor 404 is connected with the bottom end of the piston 3, and passes through the heat conductor 404, and the contact conduction cooling of the piston 3 is realized.
Referring to fig. 1-3, a set of cooling back cavities 103 is formed in the upper end of the cylinder 1, the set of cooling back cavities 103 are symmetrically arranged on two sides of the hydraulic cavity 101, the bottom ends of the cooling back cavities 103 are communicated with the top end of the liquid storage cavity 102, the pair of water cooling tanks 8 are respectively connected with the bottom ends of the cooling back cavities 103 through flow supplementing pipes 11, check valves are respectively installed at the inner ends of the flow supplementing pipes 11 and the flow supplying pipes 9, the setting of the check valves enables the cooling liquid of the upper portion and the lower portion to flow in a one-way mode, metering valves are further installed at the positions of the flow supplementing pipes 11, so that the cooling liquid is periodically supplemented to the upper end of the liquid storage cavity 102 through the flow supplementing pipes 11 to supplement the lost cooling liquid, and a plurality of cooling bag rods 10 are embedded at one end where the cooling back cavities 103 are connected with the hydraulic cavity 101.
It is specific, set up a plurality of refrigeration holes that are linked together with back cold chamber 103 on the inner wall of cylinder body 1, a plurality of from last one-to-one in a plurality of refrigeration holes, refrigeration bag stick 10 is including stemming the cavity heat conduction stick in refrigeration hole, the inside packing of cavity heat conduction stick has the refrigeration filter bag body, the refrigeration filter bag body is including inlaying the inside nanometer filter bag package of locating cavity heat conduction stick, the inside packing of nanometer filter bag package has the niter granule, utilize flow supplement pipe 11 with the leading-in to fixed cover 2 and the space that the movable sleeve 6 formed of the coolant liquid in the water-cooling box 8, when the movable sleeve 6 upwards moves, the coolant liquid upwards impresses through back cold chamber 103, soak a plurality of refrigeration bag sticks 10 that are linked together with back cold chamber 103, the niter granule in the refrigeration bag stick 10 meets water, reduce hydraulic pressure chamber 101 peripheral temperature, thereby cool down with the hydraulic oil that realizes inside hydraulic pressure chamber 101.
When the movable sleeve 6 moves upwards, the cooling liquid at the upper end of the liquid storage cavity 102 is pressed into the cooling cavity 103, the cooling liquid pressed into the cooling cavity 103 wets the plurality of refrigerating bag rods 10, the cooling liquid is matched with the refrigerating bag rods 10 to further play a role in cooling the hydraulic cavity 101, after the movable sleeve 6 moves downwards, the cooling liquid in the cooling cavity 103 returns to the upper end of the liquid storage cavity 102 again by using a negative pressure principle, namely, between the fixed sleeve 2 and the movable sleeve 6, after the cooling liquid returns, the hydraulic oil which is led in again returns to the hydraulic cavity 101, the cooled hydraulic cavity 101 effectively plays a good heat dissipation role on the hydraulic oil and the piston 3, meanwhile, the hydraulic oil with higher temperature can play a certain drying and crystallizing role on the wetted refrigerating bag rods 10, and the relatively durable cyclic utilization of the refrigerating bag rods 10 is effectively improved.
According to the scheme, the upper end part and the lower end part of the liquid storage cavity 102 are supplied with cooling liquid through the water cooling tank 8, the drill rod 4 is in direct contact with the cooling liquid, the cooling effect on the drill rod 4 is achieved, the drill rod 4 is driven to reciprocate up and down by the hydraulic piston, the movable sleeve 6 sleeved on the drill rod 4 moves up and down synchronously, when the movable sleeve 6 moves downwards, the cooling liquid supplied to the lower end part of the liquid storage cavity 102 through the flow supply pipe 9 is extruded, the cooling liquid at the position is led into the drainage cavity 403 through the flow filling hole 401 after being extruded, and is sprayed out through the spraying hole 402 through the tenon body, on one hand, the cooling effect on the drill rod 4 and the drill hammer head 5 is achieved, and on the other hand, the sprayed cooling liquid achieves the dust settling effect;
and when the movable sleeve 6 moves upwards, on the one hand, the negative pressure is utilized to supply cooling liquid for the lower end part of the liquid storage cavity, the drill rod hammer heads 5 are still positioned at the lower end of the cylinder body 1, on the other hand, the cooling liquid at the upper end part of the liquid storage cavity 102 is pressed into the cold return cavity 103, the cooling liquid pressed into the cold return cavity 103 wets a plurality of refrigerating bag rods 10, the cooling liquid is matched with the refrigerating bag rods 10 to further play a role in cooling the hydraulic cavity 101, after the movable sleeve 6 returns, the cooling liquid returning to the inner part of the cold return cavity 103 synchronously returns to the upper end part of the liquid storage cavity 102, the up-and-down reciprocating circulation is realized, namely, the drill rod 4 and the drill rod hammer heads 5 are cooled, the hydraulic oil and the piston 3 are cooled, and meanwhile, the sprayed cooling liquid is utilized to play a role in dust reduction.
The components used in the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a two-way back cold type heat dissipation type hydraulic hammer of hydraulic pressure, includes cylinder body (1), its characterized in that: a hollow cavity is formed in the cylinder body (1), a fixed sleeve (2) is arranged in the middle of the hollow cavity, the fixed sleeve (2) divides the hollow cavity into a hydraulic cavity (101) and a liquid storage cavity (102), a piston (3) is arranged in the liquid storage cavity (102), the bottom end of the piston (3) is connected with a drill rod (4), the lower end of the drill rod (4) penetrates through the fixed sleeve (2) and extends into the liquid storage cavity (102), a movable sleeve (6) which is movably and hermetically connected with the liquid storage cavity (102) is sleeved on the drill rod (4), and a drill rod hammer head (5) is arranged at the bottom end of the drill rod (4) through a tenon body;
the water cooling tanks (8) are arranged on two sides of the cylinder body (1), a pair of water cooling tanks (8) are connected with the bottom end of the liquid storage cavity (102) through a flow supply pipe (9), a pair of flow holes (401) are formed in the side wall, located below the movable sleeve (6), of the drill rod (4), drainage cavities (403) communicated with the pair of flow holes (401) are formed in the drill rod (4), the bottom ends of the drainage cavities (403) are communicated with the tenon joint body, and a plurality of groups of spraying holes (402) communicated with the tenon joint body are formed in the bottom end wall of the drill rod (4);
the cylinder body (1) upper end portion is seted up a set of back cold chamber (103) that are linked together with stock solution chamber (102), and is a pair of water-cooling box (8) all link up mutually with a pair of back cold chamber (103) bottom respectively through flow supplement pipe (11), the check valve is all installed to the inner of flow supplement pipe (11), flow supply pipe (9), and is a pair of it links up one end mutually with hydraulic pressure chamber (101) and inlays and is equipped with a plurality of refrigeration bag stick (10) to return cold chamber (103).
2. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 1, characterized in that: the cylinder body (1) is formed by matching a pair of cylinder sleeves which are symmetrically arranged front and back, and one side of the cylinder body (1) is provided with a connecting arm.
3. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 1, characterized in that: the tenon body comprises a plurality of groups of tenons (7) fixedly connected to the drill rod hammer head (5), a flow guide cavity is formed in each tenon (7), a plurality of flow guide holes (701) communicated with the flow guide cavity are formed in the side wall of one end, far away from the drill rod hammer head (5), of each tenon (7), and a drainage tube (702) is arranged at the top end of each flow guide cavity.
4. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 3, characterized in that: a plurality of mortises (405) matched with the tenons (7) are formed in the bottom end of the drill rod (4), the tenons (7) and the mortises (405) are of special-shaped body structures, and the tenons (7) are made of heat conduction materials.
5. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 4, characterized in that: the top ends of the drainage tubes (702) are connected with the bottom of the drainage cavity (403), and the drainage holes (701) are arranged in one-to-one correspondence with the positions of the spraying holes (402).
6. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 5, characterized in that: the top end of the drainage cavity (403) is embedded with a heat conductor (404), and the top end of the heat conductor (404) is connected with the bottom end of the piston (3).
7. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 6, characterized in that: the bottom end of the cylinder body (1) is embedded with a sealing sleeve movably connected with the side wall of the drill rod (4) in a sealing way, and the atomizing nozzles are arranged at the spraying holes (402).
8. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 1, characterized in that: the inner wall of the cylinder body (1) is provided with a plurality of refrigeration holes communicated with the cold returning cavity (103), and the refrigeration holes are distributed in the refrigeration holes one by one from top to bottom.
9. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 8, characterized in that: the refrigerating bag rod (10) comprises a hollow heat conducting rod filled in the refrigerating hole, and a refrigerating filter bag body is filled in the hollow heat conducting rod.
10. The hydraulic two-way cooling-back heat dissipation type hydraulic hammer according to claim 9, characterized in that: the refrigeration filter bag body comprises a nano filter bag embedded in the hollow heat conducting rod, and the interior of the nano filter bag is filled with saltpeter granules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110388805.8A CN113294400A (en) | 2021-04-12 | 2021-04-12 | Hydraulic bidirectional cooling type heat dissipation hydraulic hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110388805.8A CN113294400A (en) | 2021-04-12 | 2021-04-12 | Hydraulic bidirectional cooling type heat dissipation hydraulic hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113294400A true CN113294400A (en) | 2021-08-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110388805.8A Withdrawn CN113294400A (en) | 2021-04-12 | 2021-04-12 | Hydraulic bidirectional cooling type heat dissipation hydraulic hammer |
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| Country | Link |
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| CN (1) | CN113294400A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910193A (en) * | 2021-10-27 | 2022-01-11 | 杭州宏德智能装备科技有限公司 | Environment-friendly demolishs robot |
| CN113967499A (en) * | 2021-09-07 | 2022-01-25 | 杭州宏德智能装备科技有限公司 | Multi-accessory integrated fixed hydraulic crushing manipulator |
| CN113967500A (en) * | 2021-09-07 | 2022-01-25 | 杭州宏德智能装备科技有限公司 | Environment-friendly fixed hydraulic breaker is used in mine |
| CN113967498A (en) * | 2021-09-03 | 2022-01-25 | 杭州宏德智能装备科技有限公司 | Environment-friendly hydraulic hammer for fixed hydraulic crusher |
| CN113977548A (en) * | 2021-10-27 | 2022-01-28 | 杭州宏德智能装备科技有限公司 | Multifunctional environment-friendly dismantling robot |
-
2021
- 2021-04-12 CN CN202110388805.8A patent/CN113294400A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113967498A (en) * | 2021-09-03 | 2022-01-25 | 杭州宏德智能装备科技有限公司 | Environment-friendly hydraulic hammer for fixed hydraulic crusher |
| CN113967499A (en) * | 2021-09-07 | 2022-01-25 | 杭州宏德智能装备科技有限公司 | Multi-accessory integrated fixed hydraulic crushing manipulator |
| CN113967500A (en) * | 2021-09-07 | 2022-01-25 | 杭州宏德智能装备科技有限公司 | Environment-friendly fixed hydraulic breaker is used in mine |
| CN113967499B (en) * | 2021-09-07 | 2024-05-03 | 杭州宏德智能装备科技有限公司 | Integrated fixed hydraulic crushing manipulator with multiple accessories |
| CN113967500B (en) * | 2021-09-07 | 2024-06-11 | 杭州宏德智能装备科技有限公司 | Mine is with fixed hydraulic breaker |
| CN113910193A (en) * | 2021-10-27 | 2022-01-11 | 杭州宏德智能装备科技有限公司 | Environment-friendly demolishs robot |
| CN113977548A (en) * | 2021-10-27 | 2022-01-28 | 杭州宏德智能装备科技有限公司 | Multifunctional environment-friendly dismantling robot |
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Application publication date: 20210824 |