CN112064695B

CN112064695B - Building construction equipment with shovel sand

Info

Publication number: CN112064695B
Application number: CN202010991356.1A
Authority: CN
Inventors: 兰锦明
Original assignee: Xinjiang Zhongding Construction Group Co ltd
Current assignee: Xinjiang Zhongding Construction Group Co ltd
Priority date: 2020-09-20
Filing date: 2020-09-20
Publication date: 2023-06-27
Anticipated expiration: 2040-09-20
Also published as: CN112064695A

Abstract

The invention discloses construction equipment for shoveling sand, which structurally comprises a bucket, a mechanical arm, a cab, a brake, a counterweight chamber, a tripod head and travelling wheels, wherein more than two travelling wheels are arranged at the bottom of the tripod head, the cab and the counterweight chamber are arranged right above the tripod head, the brake is arranged in the cab, the brake is mechanically connected with the tripod head and the travelling wheels, and the cab is mechanically connected with the bucket through the mechanical arm; according to the invention, through the mode that the density of air in the airtight evaporation expansion tank, namely the cavity, rises, the diaphragm bulges upwards and the cooling liquid in the cooling liquid cavity expands upwards to flow, the loss is small, the spontaneity is strong, the sensitivity is also high, the cooling ring is arranged on the hydraulic electromagnet, the hydraulic electromagnet is transversely wrapped, the hydraulic electromagnet is attached, the hydraulic electromagnet is locally cooled, the purpose of integral cooling is achieved, the hydraulic electromagnet is prevented from being easily subjected to 'air lock', and the brake arm of the brake is prevented from malfunctioning, so that a safety accident occurs.

Description

Building construction equipment with shovel sand

Technical Field

The invention relates to the field of construction machinery, in particular to construction equipment for shoveling sand.

Background

Sand is one of the most commonly used building materials, and is generally formed by digging, sun-curing and screening on the river side by adopting an excavator, and the excavator is braked by adopting an electric hydraulic brake, because the sand is collected on the river side, river water evaporates at a high temperature in summer, the temperature is higher, the heat dissipation speed is limited, the speed is low, the rotating speed is high, the heat dissipation is difficult, and the hydraulic brake is easy to generate 'air lock', so that the brake suddenly fails to cause accidents.

Disclosure of Invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: the construction equipment for shoveling sand structurally comprises a bucket, a mechanical arm, a cab, a brake, a counterweight chamber, a cradle head and travelling wheels, wherein more than two travelling wheels are arranged at the bottom of the cradle head, the cab and the counterweight chamber are arranged right above the cradle head, the brake is arranged in the cab, the brake is mechanically connected with the cradle head and the travelling wheels, and the cab is mechanically connected with the bucket through the mechanical arm;

the brake comprises an expansion cooling system, a hydraulic electromagnet, a lever, a spring frame, brake arms, brake wheels, tiles, an automatic compensator and a support, wherein two brake arms are arranged on the top end face of the support, the tiles are arranged in the middle of the opposite end faces of the two brake arms, the tiles and the brake arms are fixed through bolts, the brake wheels are arranged between the two tiles, the lever is arranged on the brake arms, the other end of the lever is mechanically connected with the hydraulic electromagnet, the expansion cooling system is arranged at the bottom of the hydraulic electromagnet, the expansion cooling system is also arranged on the support, the automatic compensator is arranged on the outer side of the brake arm opposite to the expansion cooling system, and the spring frame is arranged right above the brake wheels.

As a further optimization of the technical scheme, the expansion cooling system comprises a cooling ring, a communicating pipe, an evaporation expansion tank and a fixed support, wherein the bottom surface of the end, close to the brake arm, of the evaporation expansion tank is fixed on the support through the fixed support, the top end of the evaporation expansion tank is communicated with the cooling ring through the communicating pipe, and the cooling ring is sleeved on the hydraulic electromagnet.

As the further optimization of this technical scheme, evaporation expansion tank includes coolant liquid chamber, diaphragm, cavity, gas vent, valve, and fixed stay is installed to casing bottom one end, the other end of casing then is equipped with the gas vent, the valve is installed to the end that the gas vent kept away from the casing, the diaphragm is installed to casing upper portion, the diaphragm is divided into two parts with the casing inside, and an above space is coolant liquid chamber, and the below space is the cavity, coolant liquid chamber and communicating pipe intercommunication.

As a further optimization of the technical scheme, the aluminum shell is arranged at the bottom end of the cavity, which is horizontally opposite to the exhaust port, an electric heating rod is arranged in the aluminum shell, and the electric heating rod and the valve are electrically connected with a control system of the cab.

As a further optimization of the technical scheme, the exhaust port is of a structure with a wide upper part and a narrow lower part, and is easier to concentrate exhaust.

As a further optimization of the technical scheme, the cooling ring comprises a flow cavity, a liquid inlet and a ring shell, wherein the whole ring shell is of a hollow annular structure, the inner cavity of the ring shell is the flow cavity, the liquid inlet is formed in the outer ring surface of the ring shell, and the liquid inlet is connected with a communicating pipe

As the further optimization of this technical scheme, install the flow pearl more than two in the flow chamber of ring shell, every flow pearl is installed in L restriction strip, the head and the tail both ends of cooling ring all face the outer loop inner wall of ring shell, the horizontal end of L restriction strip is inconsistent with the length of vertical end.

Advantageous effects

Compared with the prior art, the construction equipment for shoveling sand has the following advantages:

according to the invention, the density of air in the sealed evaporation expansion tank, namely the cavity, rises, the diaphragm bulges upwards, and the cooling liquid in the cooling liquid cavity expands upwards to flow, so that the loss is small, the spontaneous performance is strong, and the sensitivity is also high.

The cooling ring is arranged on the hydraulic electromagnet, transversely wraps the hydraulic electromagnet, is attached to the hydraulic electromagnet, and is used for locally cooling the hydraulic electromagnet, so that the aim of overall cooling is achieved, and the phenomenon that the hydraulic electromagnet is prone to air lock, and further a braking arm of a brake is out of order, and a safety accident occurs is avoided.

According to the invention, more than two flow beads are arranged in the flow cavity of the annular shell, each flow bead is limited in the L limiting strip, the flow beads flow along with the flow of the cooling liquid, the flowing flow beads can avoid that the cooling liquid is condensed on the inner wall of the annular shell under the low temperature condition, and the lengths of the horizontal end and the vertical end of the L limiting strip are inconsistent, so that the flow of the cooling liquid can be smooth.

According to the invention, the design of the electric heating rod is utilized, after the electric heating rod is electrified and heat is conducted through the aluminum shell, the temperature in the cavity can be quickly increased, the diaphragm can be quickly bulged, and compared with the direct heat conduction outside in summer, the mode of fixedly heating to increase the temperature and the air density is adopted, so that the electric heating rod is more stable and stable, and the cooling liquid of the cooling liquid is also more stable.

Drawings

Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

fig. 1 is a schematic structural view of a construction equipment for shoveling sand according to the present invention.

Fig. 2 is a schematic structural view of the brake of the present invention.

Fig. 3 is a schematic structural view of the evaporation expansion tank of the present invention.

FIG. 4 is a schematic plan view of a cooling ring of the present invention.

In the figure: bucket 1, robot arm 2, cab 3, brake 4, counterweight room 5, pan head 6, traveling wheel 7, expansion cooling system 41, hydraulic electromagnet 42, lever 43, spring bracket 44, brake arm 45, brake wheel 46, shoe 47, automatic compensator 48, bracket 49, cooling ring 411, communication pipe 412, evaporation expansion tank 413, fixed stay 414, cooling liquid chamber 4-1, diaphragm 4-2, cavity 4-3, exhaust port 4-5, valve 4-6, aluminum case 4-4, electric rod 4-7, case 4-8, flow chamber a, liquid inlet c, ring case e, flow bead d, L restricting strip b.

Detailed Description

In order that the manner in which the invention is accomplished, as well as the manner in which it is characterized and attained and the effects thereof, a more particular description of the invention will be rendered by reference to the appended drawings.

Example 1

Referring to fig. 1-4, the invention provides a construction equipment for shoveling sand, which structurally comprises a bucket 1, a mechanical arm 2, a cab 3, a brake 4, a counterweight chamber 5, a tripod head 6 and travelling wheels 7, wherein more than two travelling wheels 7 are arranged at the bottom of the tripod head 6, the cab 3 and the counterweight chamber 5 are arranged right above the tripod head 6, the brake 4 is arranged in the cab 3, the brake 4 is mechanically connected with the tripod head 6 and the travelling wheels 7, and the cab 3 is mechanically connected with the bucket 1 through the mechanical arm 2;

the brake 4 comprises an expansion cooling system 41, a hydraulic electromagnet 42, a lever 43, a spring frame 44, brake arms 45, brake wheels 46, shoe blocks 47, an automatic compensator 48 and a bracket 49, wherein two brake arms 45 are arranged on the top end face of the bracket 49, shoe blocks 47 are arranged right in the middle of the opposite end faces of the two brake arms 45, the shoe blocks 47 and the brake arms 45 are fixed by bolts, the brake wheels 46 are arranged between the two shoe blocks 47, the lever 43 is arranged on the brake arms 45, the other ends of the lever 43 are mechanically connected with the hydraulic electromagnet 42, the expansion cooling system 41 is arranged at the bottom of the hydraulic electromagnet 42, the automatic compensator 48 is arranged on the outer side of the brake arm 45 opposite to the expansion cooling system 41, and the spring frame 44 is arranged right above the brake wheels 46.

The expansion cooling system 41 comprises a cooling ring 411, a communicating pipe 412, an evaporation expansion tank 413 and a fixed support 414, wherein the bottom surface of the end of the evaporation expansion tank 413, which is close to the brake arm 45, is fixed on a bracket 49 through the fixed support 414, the top end of the evaporation expansion tank 413 is communicated with the cooling ring 411 through the communicating pipe 412, and the cooling ring 411 is sleeved on the hydraulic electromagnet 42.

The evaporation expansion tank 413 comprises a cooling liquid cavity 4-1, a diaphragm 4-2, a cavity 4-3, an exhaust port 4-5 and a valve 4-6, wherein a fixed support 414 is arranged at one end of the bottom of the shell 4-8, the other end of the shell 4-8 is provided with the exhaust port 4-5, the end, far away from the shell 4-8, of the exhaust port 4-5 is provided with the valve 4-6, the diaphragm 4-2 is arranged at the upper part of the shell 4-8, the interior of the shell 4-8 is divided into two parts by the diaphragm 4-2, the upper space is the cooling liquid cavity 4-1, the lower space is the cavity 4-3, the cooling liquid cavity 4-1 is communicated with a communicating pipe 412, under the condition of high temperature in summer, the inside the airtight evaporation expansion tank 413, namely, the air density in the cavity 4-3 rises, the diaphragm 4-2 bulges upwards, the cooling liquid in the cooling liquid cavity 4-1 expands upwards, the cooling liquid flows in a mode, the loss is small, the spontaneous performance is high, and the sensitivity is high.

The aluminum shell 4-4 is arranged at the bottom end of the cavity 4-3, which is horizontally opposite to the air outlet 4-5, the electric heating rod 4-7 is arranged in the aluminum shell 4-4, the electric heating rod 4-7 and the valve 4-6 are electrically connected with a control system of the cab 3, the electric heating rod 4-7 is designed, after the electric heating rod 4-7 is electrified, the temperature in the cavity 4-3 can be quickly increased after heat conduction through the aluminum shell 4-4, the diaphragm 4-2 is quickly bulged, and compared with direct heat conduction outside in summer, the mode of fixed heating to increase the temperature and the air density is adopted, so that the cooling liquid is more stable and stable.

The exhaust port 4-5 has a structure with a wide upper part and a narrow lower part, and is easier to concentrate exhaust.

The cooling ring 411 comprises a flow cavity a, a liquid inlet c and a ring shell e, the whole ring shell e is of a hollow annular structure, the inner cavity of the ring shell e is the flow cavity a, the liquid inlet c is formed in the outer annular surface of the ring shell e and is communicated with the communicating pipe 412, the expanded cooling liquid flows into the flow cavity a of the cooling ring 411 along the communicating pipe 412, the cooling ring 411 is arranged on the hydraulic electromagnet 42, transversely wraps the hydraulic electromagnet 42, the hydraulic electromagnet 42 is attached, the hydraulic electromagnet 42 is locally cooled, the purpose of integral cooling is achieved, air resistance of the hydraulic electromagnet 42 is avoided, and then the braking arm 45 of the brake 4 is failed, and a safety accident occurs.

More than two flow beads d are arranged in the flow cavity a of the annular shell e, each flow bead d is arranged in an L limiting strip b, the head end and the tail end of the L limiting strip b face the inner wall of the outer ring of the annular shell e, the lengths of the horizontal end and the vertical end of the L limiting strip b are inconsistent, the electric heating rod 4-7 is electrified, after heat conduction is conducted through the aluminum shell 4-4, the temperature in the cavity 4-3 can be quickly raised, the diaphragm 4-2 is quickly raised, and in the step of implementing S1-S5, compared with the external direct heat conduction in summer, the mode of raising the temperature and raising the air density is adopted, so that the cooling liquid is more stable and stable.

The implementation steps and the principle thereof:

s1: in the case of high temperature in summer, the density of air in the airtight evaporation expansion tank 413, that is, the cavity 4-3, rises, and the diaphragm 4-2 bulges upward, so that the cooling liquid in the cooling liquid chamber 4-1 flows upward in an expanding manner.

S2: the expanded cooling liquid flows into the flow cavity a of the cooling ring 411 along the communicating pipe 412, the cooling ring 411 is arranged on the hydraulic electromagnet 42, the hydraulic electromagnet 42 is transversely wrapped, the hydraulic electromagnet 42 is attached, the hydraulic electromagnet 42 is locally cooled, the purpose of integral cooling is achieved, air resistance of the hydraulic electromagnet 42 is avoided, and safety accidents are caused due to the fact that the brake arm 45 of the brake 4 is out of order easily.

S3: after the refrigeration is finished, the control valve 4-6 is opened, the cavity 4-3 does not form a closed space, air is emptied, the diaphragm 4-2 returns to the original position under normal air pressure to drive the cooling liquid to flow back, and the purpose of cooling is achieved, because the air outlet 4-5 is of a structure with wide upper part and narrow lower part, the purpose of centralized air exhaust is easier.

S4: in step S2, because more than two flow beads d are installed in the flow chamber a of the annular shell e, each flow bead d is limited in the L limiting strip b, the flow beads d flow along with the flow of the cooling liquid, the flowing flow beads d can avoid that the cooling liquid is condensed on the inner wall of the annular shell e under the low temperature condition, and the lengths of the horizontal end and the vertical end of the L limiting strip b are inconsistent, so that the flow of the cooling liquid can be smooth.

Example two

Based on the first embodiment:

s5: because the aluminum shell 4-4 and the electric heating rod 4-7 are arranged at the bottom ends of the cavity 4-3 and the exhaust port 4-5 which are horizontally opposite, after the electric heating rod 4-7 is electrified, the temperature in the cavity 4-3 can be quickly raised after the electric heating rod 4-4 conducts heat, and the diaphragm 4-2 is quickly raised, compared with the outside direct heat conduction in summer, the step S1-S5 is implemented, the mode of raising the temperature and raising the air density by adopting fixed heating is adopted, so that the electric heating rod is more stable and stable, and the cooling liquid of the cooling liquid is also more stable.

While there have been shown and described what are at present considered to be fundamental principles of the invention, the main features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described in the foregoing description only illustrate the principles of the invention, but are capable of other embodiments and modifications without departing from the spirit or essential features thereof, and therefore the scope of the invention is defined by the appended claims and their equivalents, rather than by the foregoing description.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a with construction equipment of shovel sand which characterized in that: the structure of the mechanical arm comprises a bucket (1), a mechanical arm (2), a cab (3), a brake (4), a counterweight chamber (5), a cradle head (6) and travelling wheels (7), wherein more than two travelling wheels (7) are arranged at the bottom of the cradle head (6), the cab (3) and the counterweight chamber (5) are arranged right above the cradle head (6), the brake (4) is arranged in the cab (3), the brake (4) is mechanically connected with the cradle head (6) and the travelling wheels (7), and the cab (3) is mechanically connected with the bucket (1) through the mechanical arm (2); the brake (4) comprises an expansion cooling system (41), a hydraulic electromagnet (42), a lever (43), a spring frame (44), brake arms (45), brake wheels (46), tiles (47), an automatic compensator (48) and a bracket (49), wherein two brake arms (45) are arranged on the top end face of the bracket (49), the tiles (47) are arranged right in the middle of the opposite end faces of the two brake arms (45), the tiles (47) and the brake arms (45) are fixed by bolts, the brake wheels (46) are arranged between the two tiles (47), the lever (43) is arranged on the brake arms (45), the other end of the lever (43) is mechanically connected with the hydraulic electromagnet (42), the bottom of the hydraulic electromagnet (42) is provided with the expansion cooling system (41), the expansion cooling system (41) is also arranged on the bracket (49), the automatic compensator (48) is arranged on the outer side of the brake arm (45) opposite to the expansion cooling system (41), and the spring frame (44) is arranged right above the brake wheels (46); the expansion cooling system (41) comprises a cooling ring (411), a communicating pipe (412), an evaporation expansion tank (413) and a fixed support (414), wherein the bottom surface of the end of the evaporation expansion tank (413) close to a brake arm (45) is fixed on a bracket (49) through the fixed support (414), the top end of the evaporation expansion tank (413) is communicated with the cooling ring (411) through the communicating pipe (412), and the cooling ring (411) is sleeved on a hydraulic electromagnet (42); the evaporation expansion tank (413) comprises a cooling liquid cavity (4-1), a diaphragm (4-2), a cavity (4-3), an exhaust port (4-5) and a valve (4-6), wherein a fixed support column (414) is arranged at one end of the bottom of the shell (4-8), the other end of the shell (4-8) is provided with the exhaust port (4-5), the valve (4-6) is arranged at the tail end of the exhaust port (4-5) far away from the shell (4-8), the diaphragm (4-2) is arranged at the upper part of the shell (4-8), the diaphragm (4-2) divides the interior of the shell (4-8) into two parts, the upper space is the cooling liquid cavity (4-1), the lower space is the cavity (4-3), and the cooling liquid cavity (4-1) is communicated with the communicating pipe (412); the aluminum shell (4-4) is arranged at the bottom end of the cavity (4-3) horizontally opposite to the air outlet (4-5), the electric heating rod (4-7) is arranged in the aluminum shell (4-4), and the electric heating rod (4-7) and the valve (4-6) are electrically connected with a control system of the cab (3); the exhaust port (4-5) is of a structure with a wide upper part and a narrow lower part; the cooling ring (411) comprises a flow cavity (a), a liquid inlet (c) and a ring shell (e), wherein the whole ring shell (e) is of a hollow annular structure, the inner cavity of the ring shell (e) is the flow cavity (a), the liquid inlet (c) is formed in the outer ring surface of the ring shell (e), and the liquid inlet (c) is communicated with the communicating pipe (412) in a connecting way; more than two flow beads (d) are arranged in the flow cavity (a) of the annular shell (e), each flow bead (d) is arranged in an L limiting strip (b), and the head end and the tail end of each L limiting strip (b) face to the inner wall of the outer ring of the annular shell (e).

2. A construction equipment for shoveling sand according to claim 1, characterized in that: s1: in the high temperature condition in summer, the density of air in the airtight evaporation expansion tank (413), namely the cavity (4-3), rises, the diaphragm (4-2) bulges upwards, and the cooling liquid in the cooling liquid cavity (4-1) expands upwards to flow;

s2: the expanded cooling liquid flows into a flow cavity (a) of the cooling ring (411) along a communicating pipe (412), the cooling ring (411) is arranged on the hydraulic electromagnet (42), the hydraulic electromagnet (42) is transversely wrapped, the hydraulic electromagnet (42) is attached, the hydraulic electromagnet (42) is locally cooled, the purpose of integral cooling is achieved, air resistance of the hydraulic electromagnet (42) is avoided, and further, the brake arm (45) of the brake (4) is failed, and a safety accident occurs;

s3: after the refrigeration is finished, the control valve (4-6) is opened, the cavity (4-3) does not form a closed space, so that air is emptied, the diaphragm (4-2) returns to the original position under normal air pressure to drive the cooling liquid to flow back, and the purpose of finishing the cooling is achieved, because the air outlet (4-5) is of a structure with wide upper part and narrow lower part, the purpose of centralized air exhaust is achieved more easily;

s4: in the step S2, because more than two flow beads (d) are installed in the flow cavity (a) of the annular shell (e), each flow bead (d) is limited in the L limiting strip (b), the flow of the flow beads (d) along with the flow of the cooling liquid can be avoided, the cooling liquid is condensed on the inner wall of the annular shell (e) under the low temperature condition, and the lengths of the horizontal end and the vertical end of the L limiting strip (b) are inconsistent, so that the flow of the cooling liquid can be smooth;

s5: because the aluminum shell (4-4) and the electric heating rod (4-7) are arranged at the bottom ends of the cavity (4-3) and the exhaust port (4-5) which are horizontally opposite, after the electric heating rod (4-7) is electrified, the temperature in the cavity (4-3) can be quickly raised after the electric heating rod is conducted by the aluminum shell (4-4), the diaphragm (4-2) is quickly raised, and in the step of implementing S1-S5, compared with the direct heat conduction outside in summer, the mode of raising the temperature and raising the air density by adopting fixed heating is more stable and stable, and the cooling liquid of the cooling liquid is also more stable.