Impact test low-temperature tank

Abstract

The utility model relates to the technical field of low-temperature tanks, in particular to an impact test low-temperature tank, which drives a workpiece to move up and down through a lifting device so as to be convenient for operators to pick and place the workpiece, and seals an equipment cooling space through a sealing device so as to reduce the influence of the external environment on the temperature in the cooling space. Auxiliary supporting is provided for a workpiece through the bearing device, the workpiece is made to make complete contact with low-temperature liquid, the whole workpiece is rapidly cooled, auxiliary cleaning is conducted on dirt in equipment through the cleaning device, the labor intensity of operators in the process of cleaning the interior of the equipment is reduced, and the practicability of the device is improved; comprising a lifting device, a sealing device, a bearing device and a cleaning device, the sealing device is installed on the lifting device, the bearing device is installed on the sealing device, and the cleaning device is installed on the lifting device.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of low temperature tank, in particular to a kind of impact test low temperature tank. BACKGROUND

[0002] Impact test low temperature tank is a kind of special test equipment matched with impact testing machine, mainly used to provide low temperature environment for sample, to meet the needs of low temperature physical and chemical test;Impact test low temperature tank is widely used in petrochemical industry, metallurgy, boiler pressure vessel, steel, steel pipe, hardware, casting, pump, valve, fastener, vehicle and ship, machinery manufacturing, aerospace and scientific research and other industries and departments, for carrying out low temperature impact test, detecting the toughness and brittle transition temperature of material under low temperature condition.

[0003] The utility model discloses a kind of metal detection impact test low temperature tank for application number CN202122019415.1 in prior art Chinese utility model patent, including rack, thermostatic heating device, end cap, cooling tank, placing assembly, fixing frame, motor, driving gear, driven gear, connecting plate, waste collection assembly and placing box, can reduce the use cost of device, improve the practicability of device.

[0004] But the above-mentioned device needs to be taken out by operating personnel using pincers and other tools in cooling tank in actual use, and it is difficult for operating personnel to observe workpiece position in taking-out process, and operation space is limited, and operation environment temperature is low, increase the difficulty of operating personnel in workpiece taking and placing process. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a kind of impact test low temperature tank, workpiece is moved up and down by lifting device, and it is convenient for operating personnel to complete the taking and placing work of workpiece, equipment cooling space is sealed by sealing device, reduce the influence of external environment on temperature in cooling space, workpiece is provided with auxiliary support by bearing device, so that workpiece is completely contacted with low temperature liquid, and the whole workpiece is cooled quickly, equipment interior dirt is assisted cleaning by cleaning device, reduce the labor intensity of operating personnel in equipment interior cleaning process, improve the practicability of device.

[0006] The utility model discloses a kind of impact test cryogenic tank;Including lifting device, sealing device, bearing device and cleaning device, sealing device is installed on lifting device, bearing device is installed on sealing device, cleaning device is installed on lifting device, move up and down by lifting device to drive workpiece, facilitate operator to complete the work of workpiece taking and placing, sealing device is sealed to equipment cooling space, reduce the influence of external environment on temperature in cooling space, bearing device provides auxiliary support to workpiece, so that workpiece is completely contacted with low-temperature liquid, the whole workpiece is rapidly cooled, cleaning device is assisted to clean dirt inside equipment, reduce the labor intensity of operator in the process of cleaning inside equipment, improve the practicality of device.

[0007] Preferably, the lifting device includes a mainframe, a low-temperature bin, a support table, an electric cylinder, a cover plate, a lead screw, and a bearing frame. The right part of the mainframe is provided with the low-temperature bin, and the top of the low-temperature bin is provided with a rectangular opening. The right part of the upper end surface of the mainframe is installed with the support table, and the upper end surface of the support table is installed with the electric cylinder. The moving end of the electric cylinder extends to the lower side of the support table through the upper end surface of the support table and is connected with the cover plate. A group of lead screws are vertically connected to the four corners of the cover plate, respectively. The lower parts of the four groups of lead screws extend into the low-temperature bin and are connected with the bearing frame. The low-temperature bin provides a low-temperature sealed environment to assist the rapid cooling of the workpiece. The cover plate and the bearing frame are moved up and down by controlling the extension and retraction of the electric cylinder. The bearing frame provides auxiliary support to the material and can be moved out of the low-temperature bin to facilitate the operator to quickly complete the process of putting and taking the material. The upper end surface port of the low-temperature bin is sealed by the cover plate to reduce the influence of the external environment on the temperature in the low-temperature bin.

[0008] Preferably, the utility model also includes a nut and a bearing. The four groups of lead screws are connected with the cover plate through the nut, and the lower parts of the lead screws are connected with the bearing frame through the bearing. The lead screw is rotated by manually rotating the lead screw to adjust the distance between the bearing frame and the cover plate and to adjust the horizontal state of the bearing frame, so that the device can adapt to workpieces with different shapes and improve the practicality of the device.

[0009] Preferably, the utility model also includes a pressure sensor installed on the moving end of the electric cylinder. The pressure on the moving end of the electric cylinder is detected by the pressure sensor to prevent the equipment from being deformed and damaged due to excessive pressure, and improve the practicality of the device.

[0010] Preferably, the sealing device comprises a sealing groove, a sealing ring and a limiting sleeve, the lower end face of the cover plate is provided with the sealing groove, the upper end face of the main machine rack is provided with the sealing ring at the edge of the port, the sealing ring is located at the lower side of the sealing groove, a set of limiting sleeves are respectively arranged on the positions corresponding to the four groups of lead screws on the inner top end face of the low-temperature bin, and the four groups of lead screws respectively pass through the four groups of limiting sleeves; the sealing groove and the sealing ring increase the sealing performance of the cover plate on the top port of the low-temperature bin, and the four groups of limiting sleeves increase the stability and practicability of the lead screws during the up-down movement of the lead screws.

[0011] Preferably, the bearing device comprises a bearing table, a filter screen, a bearing seat and a protective baffle, the middle part of the bearing frame is provided with the bearing table, the lower part of the bearing frame is provided with the filter screen, and the front end face of the bearing frame is provided with the protective baffle through the bearing seat; the filter screen filters the liquid, reduces the metal scraps from entering the low-temperature bin from the inside of the bearing frame, the bearing table provides auxiliary support for the workpiece, prevents the workpiece from being directly pressed on the filter screen to affect the normal filtering efficiency of the filter screen, and the bearing seat and the protective baffle facilitate the turnover of the operator to take and place the workpiece, thereby improving the practicability of the device.

[0012] Preferably, the cleaning device comprises a slope plate, a screw rod, a valve and a speed reducer, the inner lower end face of the low-temperature bin is provided with the slope plate, the lower side of the slope plate is provided with an arc-shaped groove, the screw rod is installed in the arc-shaped groove, the rear end face of the arc-shaped groove is provided with the valve, the front end face of the main machine rack is installed with the speed reducer, and the output end of the speed reducer is connected with the screw rod; the slope plate at the bottom of the low-temperature bin makes the sundries particles in the low-temperature bin slide downward to the arc-shaped groove, the speed reducer is started to transmit power to the screw rod to drive the screw rod to rotate when cleaning, and the rotating screw rod sends the dirt in the arc-shaped groove to the port of the valve to be discharged, thereby reducing the labor intensity of the operator in the process of cleaning the equipment and improving the practicability of the device.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the workpiece is driven to move up and down by the lifting device, the operator can conveniently complete the taking and placing work of the workpiece, the cooling space of the equipment is sealed by the sealing device, the influence of the external environment on the temperature in the cooling space is reduced, the workpiece is provided with auxiliary support by the bearing device, the workpiece is completely in contact with the low-temperature liquid, the whole workpiece is rapidly cooled, the dirt in the equipment is assisted to clean by the cleaning device, the labor intensity of the operator in the process of cleaning the inside of the equipment is reduced, and the practicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the first axonometric structure schematic view of the utility model;

[0015] Figure 2 is the second axonometric structure schematic view of the utility model;

[0016] Figure 3 is the first cross-sectional structure schematic view of the utility model;

[0017] Figure 4 is the second cross-sectional structure schematic view of the utility model;

[0018] Figure 5 is the local enlarged structure schematic view of the utility model;

[0019] Marked in the drawing: 1, mainframe; 2, low-temperature bin; 3, support table; 4, electric cylinder; 5, cover plate; 6, screw rod; 7, bearing frame; 8, nut; 9, bearing; 10, pressure sensor; 11, sealing groove; 12, sealing ring; 13, limiting sleeve; 14, bearing table; 15, filter screen; 16, bearing seat; 17, protective baffle; 18, slope plate; 19, screw rod; 20, valve; 21, speed reducer motor. DETAILED DESCRIPTION

[0020] In order to facilitate understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. EMBODIMENT

[0021] Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 As shown in the figure, the sealing device is installed on the lifting device, the bearing device is installed on the sealing device, and the cleaning device is installed on the lifting device;

[0022] First, control the electric cylinder 4 to stretch and retract to drive the cover plate 5 and the bearing frame 7 to move up and down, provide auxiliary support to the material through the bearing frame 7, turn the protective baffle 17 to place the material on the bearing table 14, then control the cover plate 5 to fall to seal the top of the low-temperature bin 2, open the speed reducer motor 21 to transmit power to the screw rod 19 to drive the screw rod 19 to rotate in the cleaning process, and the rotating screw rod 19 can send the dirt in the arc-shaped groove to the port of the valve 20 to be discharged;

[0023] The lifting device includes the mainframe 1, the low-temperature bin 2, the support table 3, the electric cylinder 4, the cover plate 5, the screw rod 6 and the bearing frame 7, the right part of the mainframe 1 is provided with the low-temperature bin 2, the top of the low-temperature bin 2 is provided with a rectangular opening, the right part of the upper end face of the mainframe 1 is installed with the support table 3, the upper end face of the support table 3 is installed with the electric cylinder 4, the moving end of the electric cylinder 4 extends to the lower side of the support table 3 through the upper end face of the support table 3 and is connected with the cover plate 5, the four corners of the cover plate 5 are vertically connected with a group of screw rods 6 respectively, and the lower parts of the four groups of screw rods 6 extend into the low-temperature bin 2 and are connected with the bearing frame 7.

[0024] The nut 8 and the bearing 9 are further included, four groups of screw rods 6 are connected with the cover plate 5 through the nut 8, and the lower parts of the screw rods 6 are connected with the bearing 9 and the bearing frame 7;

[0025] The pressure sensor 10 is further included, and the pressure sensor 10 is installed on the moving end of the electric cylinder 4;

[0026] The sealing device includes the sealing groove 11, the sealing ring 12 and the limiting sleeve 13, the sealing groove 11 is arranged on the lower end face of the cover plate 5, the sealing ring 12 is arranged on the port edge of the upper end face of the main machine rack 1, the sealing ring 12 is located on the lower side of the sealing groove 11, and one group of limiting sleeves 13 is arranged on the positions corresponding to the four groups of screw rods 6 on the inner top end face of the low-temperature bin 2; the four groups of screw rods 6 pass through the four groups of limiting sleeves 13 respectively;

[0027] The bearing device includes the bearing table 14, the filter screen 15, the bearing seat 16 and the protective baffle 17, the bearing table 14 is arranged in the middle part of the bearing frame 7, the filter screen 15 is arranged in the lower part of the bearing frame 7, and the protective baffle 17 is arranged on the front end face of the bearing frame 7 through the bearing seat 16;

[0028] The cleaning device includes the slope plate 18, the screw rod 19, the valve 20 and the speed reducer 21, the slope plate 18 is arranged on the lower end face in the low-temperature bin 2, the lower side of the slope plate 18 is provided with an arc-shaped groove, the screw rod 19 is installed in the arc-shaped groove, the valve 20 is arranged on the rear end face of the arc-shaped groove, and the speed reducer 21 is installed on the front end face of the main machine rack 1; the output end of the speed reducer 21 is connected with the screw rod 19;

[0029] The workpiece is driven to move up and down through the lifting device, so that the workpiece taking and placing work of the operator is facilitated, the cooling space of the equipment is sealed through the sealing device, the influence of the external environment on the temperature in the cooling space is reduced, the workpiece is provided with auxiliary support through the bearing device, the workpiece is completely contacted with the low-temperature liquid, the whole workpiece is rapidly cooled, the dirt in the equipment is assisted to clean through the cleaning device, the labor intensity of the operator in the process of cleaning the inside of the equipment is reduced, and the practicability of the device is improved.

[0030] As shown in Figures 1 to 5 The utility model discloses a low temperature tank of impact test, which works as follows: firstly, control the electric cylinder 4 to stretch and retract to drive the cover plate 5 and the bearing frame 7 to move up and down, provide auxiliary support for the material through the bearing frame 7, turn the protective baffle 17 to place the material on the bearing table 14, then control the cover plate 5 to fall to seal the top of the low-temperature bin 2, and in the cleaning process, start the speed reducer 21 to transmit power to the screw rod 19 to drive the screw rod 19 to rotate, and the rotating screw rod 19 sends the dirt in the arc-shaped groove to the port of the valve 20 to be discharged.

[0031] The electric cylinder 4, the pressure sensor 10, the speed reduction motor 21 and the valve 20 of the impact test low-temperature tank are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, without the creative labor of the technical personnel in the field.

[0032] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary technical personnel in the technical field, several improvements and modifications can be made without departing from the technical principles of the utility model, and these improvements and modifications should also be regarded as the protection range of the utility model.

Claims

1. An impact test cryostat; characterized by, The utility model relates to a low temperature warehouse cleaning device, including lifting device, sealing device, bearing device and cleaning device, sealing device installs on lifting device, bearing device installs on sealing device, cleaning device installs on lifting device, lifting device includes mainframe (1), low temperature warehouse (2), support platform (3), electric cylinder (4), cover plate (5), screw rod (6) and bearing frame (7), the right part of mainframe (1) is provided with low temperature warehouse (2), the top of low temperature warehouse (2) is provided with rectangular opening, the upper end surface right part of mainframe (1) is installed with support platform (3), the upper end surface of support platform (3) is installed with electric cylinder (4), the moving end of electric cylinder (4) extends to the downside of support platform (3) with cover plate (5) connection through the upper end surface of support platform (3), the four corners position of cover plate (5) is vertically connected with a group of screw rod (6) respectively, and the lower part of four groups of screw rod (6) extends to low temperature warehouse (2) with bearing frame (7) connection.

2. A shock test cryostat as claimed in claim 1, wherein, It also includes nut (8) and bearing (9), four groups of screw rod (6) are connected with cover plate (5) through nut (8), and the lower part of screw rod (6) is connected with bearing frame (7) through bearing (9).

3. A shock test cryostat as claimed in claim 2, wherein, It also includes pressure sensor (10), and the moving end of electric cylinder (4) is installed with pressure sensor (10).

4. A shock test cryostat as claimed in claim 3, wherein, The sealing device includes a sealing groove (11), a sealing ring (12), and a limiting sleeve (13). The lower end surface of the cover plate (5) is provided with a sealing groove (11). The port edge of the upper end surface of the mainframe (1) is provided with a sealing ring (12). The sealing ring (12) is located on the downside of the sealing groove (11). The inner top end surface of the low temperature warehouse (2) is provided with a group of limiting sleeves (13) corresponding to the positions of the four groups of screw rods (6). The four groups of screw rods (6) pass through the four groups of limiting sleeves (13) respectively.

5. A shock testing cryostat as claimed in claim 4, wherein, The bearing device includes a bearing table (14), a filter screen (15), a bearing seat (16), and a protective baffle (17). The inner middle part of the bearing frame (7) is provided with a bearing table (14). The inner lower part of the bearing frame (7) is provided with a filter screen (15). The front end surface of the bearing frame (7) is provided with a protective baffle (17) through a bearing seat (16).

6. A shock test cryostat as claimed in claim 5, wherein, The cleaning device includes a slope plate (18), a spiral rod (19), a valve (20), and a reduction motor (21). The inner lower end surface of the low temperature warehouse (2) is provided with a slope plate (18). The downside of the slope plate (18) is provided with an arc-shaped groove. The arc-shaped groove is installed with a spiral rod (19). The rear end surface of the arc-shaped groove is provided with a valve (20). The front end surface of the mainframe (1) is installed with a reduction motor (21). The output end of the reduction motor (21) is connected with the spiral rod (19).

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