Supporting device of screw compressor

Abstract

The utility model belongs to the technical field of screw compressors, and particularly relates to a screw compressor supporting device which comprises a base used for supporting a screw compressor, two movable plates are arranged on the top of the base in a sliding mode, and a distance adjusting mechanism is arranged between the base and the two movable plates. A supporting plate is arranged above the moving plate, and the top of the supporting plate is fixedly connected with a supporting seat used for supporting and placing the screw compressor. The device is reasonable in structural design, the two-way lead screw drives the lower rack to move downwards without being meshed with the upper rack, at the moment, the sliding plate is not fixed, the distance between the two supporting seats can be adjusted, compared with the mode that the distance between the two supporting seats is adjusted through threads, distance adjustment is more convenient and efficient, and the working efficiency is improved. And after adjustment, the movable plate is locked by the upward-moving lower rack, and the supporting height of the two parts of the screw compressor can be adjusted, so that the two parts are aligned up and down.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw compressor technical field especially relates to a kind of support device of screw compressor. BACKGROUND

[0002] Screw compressor is the key part in screw refrigeration unit, and screw compressor can be divided into single-screw compressor and double-screw compressor according to the number of internal screw, and can also be divided into different categories such as oil-free screw, oil-filled screw and liquid-injection screw according to different working principles. Screw compressor is composed of intake body, low-pressure body, medium-pressure body and high-pressure body, and pad feet are needed on some bodies to improve the accuracy and tightness of splicing.

[0003] After searching: a kind of support device of screw compressor of Chinese patent No. CN212673557U relates to the technical field of refrigeration unit installation, which includes mounting plate, sliding assembly is arranged on mounting plate, sliding assembly includes fixed plate fixed on mounting plate and sliding plate connected with mounting plate, lifting assembly is arranged on mounting plate and sliding plate respectively, lifting assembly includes bottom plate fixed with mounting plate or sliding plate, lifting plate is arranged above bottom plate, and lifting plate and bottom plate are provided with shear type lifting arm, and driving assembly for adjusting the height of lifting plate is further arranged between two groups of shear type cross arms.

[0004] However, the support device of screw compressor in the above still has some deficiencies, the distance between the two lifting plates is fixed, and it is inconvenient to adjust the distance between the two lifting plates according to different specifications of screw compressor, which reduces the versatility of the device, therefore we propose a kind of support device of screw compressor to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the above-mentioned shortcomings, and proposes a kind of support device of screw compressor.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A kind of support device of screw compressor, including the base for supporting the use of screw compressor, the top of the base is slidably provided with two moving plates, the distance adjusting mechanism is arranged between the base and the two moving plates, the moving plate is provided with support plate above, the top of the support plate is fixedly connected with the support seat for supporting the use of screw compressor, and a support height adjusting mechanism is arranged between the moving plate and the support plate on the same side.

[0008] As the utility model discloses, preferably, the top of the base is provided with two sliding grooves, a same through groove is formed in the inner wall of the bottom of the two sliding grooves, the spacing adjusting mechanism comprises a sliding plate fixedly connected to the bottom of the moving plate, a rotating shaft rotatably connected to the top of the base and a connecting shaft rotatably connected in the through groove, both ends of the connecting shaft are fixedly connected with bidirectional screws, a driven bevel gear is fixedly sleeved on the outer side of the connecting shaft, a driving bevel gear is fixedly connected to the bottom end of the rotating shaft, the driving bevel gear is engaged with the driven bevel gear, two driving plates are threadedly sleeved on the outer side of the bidirectional screws, a push-pull rod is rotatably connected to the front side of each of the two driving plates, a same lower rack is rotatably connected to the top end of the two push-pull rods, an upper rack is fixedly connected to the bottom of the sliding plate, and the lower rack is engaged with the upper rack.

[0009] As the utility model discloses, preferably, the inner walls on the two sides of the sliding groove are fixedly connected with a same guide rod, the two sliding plates are slidably sleeved on the outer sides of the corresponding guide rods, the two lower racks are slidably sleeved in the corresponding sliding grooves, and the four driving plates are slidably connected to the bottom inner wall of the through groove.

[0010] As the utility model discloses, preferably, the top end of the rotating shaft extends above the base and is fixedly connected with a hand wheel.

[0011] As the utility model discloses, preferably, the bottom inner wall of the through groove is fixedly connected with two bearing seats, and the connecting shaft is rotatably connected between the two bearing seats.

[0012] As the utility model discloses, preferably, the support height adjusting mechanism comprises a cylinder fixedly connected to the top of the moving plate, a partition plate is fixedly sleeved in the cylinder, a gas bag is fixedly connected to the bottom of the partition plate, a piston is slidably and sealingly sleeved in the cylinder, the top end of the piston is fixedly connected with a connecting rod, the bottom of a support plate is fixedly connected with the top end of the connecting rod, a mounting opening is formed in one side of the cylinder, a squeeze plate is rotatably connected to the front and rear inner walls of the mounting opening, the squeeze plate movably abuts against the bottom of the gas bag, a same reset spring is fixedly connected between the moving plate and the squeeze plate, a gas inlet pipe is fixedly and communicatively connected to one side of the gas bag, a same gas outlet pipe is fixedly and communicatively connected between the gas bag and the partition plate, and a one-way valve is arranged on the gas inlet pipe and the gas outlet pipe.

[0013] As the utility model discloses, preferably, one side of the cylinder is fixedly and communicatively connected with an exhaust pipe, and a control valve is arranged on the exhaust pipe.

[0014] As the utility model discloses, preferably, two telescopic rods are fixedly connected between the moving plate and the support plate, and the cylinder is located between the two telescopic rods.

[0015] The utility model discloses a support device of screw compressor, through hand wheel rotation pivot and driving bevel gear, driving bevel gear has driven the synchronous rotation of connecting shaft and two bidirectional screw rods, and two bidirectional screw rods drive two drive plates to be away from each other, and two drive plates drive two push-pull rods and lower rack to move down and not abutment meshing with upper rack, at this moment can push two moving plates, and the interval between two support bases is conveniently adjusted, compared with using thread drive, and the interval adjustment is more efficient and convenient, when adjusting is completed, in reverse rotation pivot, and two lower racks move up and abutment meshing with corresponding upper rack respectively, and then the slide and moving plate can be locked,

[0016] The utility model discloses a support device of screw compressor, the relative part of screw compressor is placed on two support bases, in order to guarantee two components alignment, need to adjust the height of its support, through the continuous treading extrusion board, the outside of extrusion board deflects downward, and the inside of extrusion board deflects upward and extrudes air bag, under the flow guide of two check valves, the air in air bag is extruded between baffle and piston, when not treading, through the elastic force of reset spring, extrusion board reverse deflection resets and does not extrude air bag, at this moment, the air of outside is absorbed into air bag, with the continuous treading extrusion board, can continuously extrude the air between baffle and piston, make its air pressure bigger, under the air pressure, can push piston, connecting rod and support base upward, and then can adjust the height of support, when adjusting the height downward, can twist control valve, and the air in baffle and piston can be discharged from exhaust pipe, make the air pressure smaller, under the weight, connecting rod and piston can automatically fall downward.

[0017] The utility model discloses a support device of screw compressor, the relative part of screw compressor is placed on two support bases, in order to guarantee two components alignment, need to adjust the height of its support, through the continuous treading extrusion board, the outside of extrusion board deflects downward, and the inside of extrusion board deflects upward and extrudes air bag, under the flow guide of two check valves, the air in air bag is extruded between baffle and piston, when not treading, through the elastic force of reset spring, extrusion board reverse deflection resets and does not extrude air bag, at this moment, the air of outside is absorbed into air bag, with the continuous treading extrusion board, can continuously extrude the air between baffle and piston, make its air pressure bigger, under the air pressure, can push piston, connecting rod and support base upward, and then can adjust the height of support, when adjusting the height downward, can twist control valve, and the air in baffle and piston can be discharged from exhaust pipe, make the air pressure smaller, under the weight, connecting rod and piston can automatically fall downward. ACCURACY OF DRAWINGS

[0018] Figure 1 The utility model discloses a support device of screw compressor's structural diagram is shown in the figure;

[0019] Figure 2 The utility model discloses a support device of screw compressor's base's sectional view;

[0020] Figure 3 The utility model discloses a support device of screw compressor's structural diagram is shown in the figure; Figure 2 The utility model discloses a support device of screw compressor's structural diagram is shown in the figure;

[0021] Figure 4 A sectional view of the cylinder of the support device of the screw compressor is provided.

[0022] In the figure: 1, base; 2, moving plate; 3, support plate; 4, support seat; 5, spacing adjustment mechanism; 6, support height adjusting mechanism; 501, sliding groove; 502, rotating shaft; 503, hand wheel; 504, driving bevel gear; 505, through slot; 506, connecting shaft; 507, driven bevel gear; 508, bearing seat; 509, bidirectional screw; 510, sliding plate; 511, guide rod; 512, lower rack; 513, driving plate; 514, push-pull rod; 515, upper rack; 601, mounting port; 602, cylinder; 603, telescopic rod; 604, partition plate; 605, piston; 606, connecting rod; 607, gas outlet pipe; 608, extrusion plate; 609, return spring; 610, air bag; 611, air inlet pipe; 612, exhaust pipe; 613, one-way valve; 614, control valve. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0024] Referring to Figures 1-4 A support device of a screw compressor, comprising a base 1 used for supporting the screw compressor, two moving plates 2 are slidingly arranged on the top of the base 1, a spacing adjustment mechanism 5 is arranged between the base 1 and the two moving plates 2, a support plate 3 is arranged above the moving plate 2, a support seat 4 used for supporting and placing the screw compressor is fixedly connected to the top of the support plate 3, and a support height adjusting mechanism 6 is arranged between the moving plate 2 and the support plate 3 on the same side.

[0025] Further, referring to Figures 1-3The top of the base 1 is provided with two sliding grooves 501, a same through groove 505 is formed in the inner wall of the bottom of the two sliding grooves 501, the spacing adjusting mechanism 5 comprises a sliding plate 510 fixedly connected to the bottom of the moving plate 2, a rotating shaft 502 rotatably connected to the top of the base 1, and a connecting shaft 506 rotatably connected in the through groove 505, both ends of the connecting shaft 506 are fixedly connected with a bidirectional screw rod 509, a driven bevel gear 507 is fixedly sleeved outside the connecting shaft 506, the bottom end of the rotating shaft 502 is fixedly connected with a driving bevel gear 504, the driving bevel gear 504 is engaged with the driven bevel gear 507, the outer side of the bidirectional screw rod 509 is threadedly sleeved with two driving plates 513, the front side of each of the two driving plates 513 is rotatably connected with a push-pull rod 514, the top end of each of the two push-pull rods 514 is rotatably connected with a same lower rack 512, the bottom of the sliding plate 510 is fixedly connected with an upper rack 515, and the lower rack 512 is engaged with the upper rack 515.

[0026] By adopting the above scheme: rotating the rotating shaft 502 and the driving bevel gear 504, the driving bevel gear 504 drives the synchronous rotation of the connecting shaft 506 and the two bidirectional screw rods 509, the bidirectional screw rod 509 drives the mutual moving away of the two driving plates 513, the two driving plates 513 drive the downward movement of the two push-pull rods 514 and the lower rack 512 without abutting engagement with the upper rack 515, at this time, the two moving plates 2 can be pushed, and the spacing between the two supporting seats 4 can be conveniently adjusted, compared with the threaded driving, the spacing adjustment is more efficient and convenient, when the adjustment is completed, the rotating shaft 502 is reversely rotated, the two lower racks 512 move upwards and abut against and engage with the corresponding upper racks 515, and then the sliding plate 510 and the moving plate 2 can be locked.

[0027] Further, a same guide rod 511 is fixedly connected to the inner wall on the two sides of the sliding groove 501, the two sliding plates 510 are slidably sleeved outside the corresponding guide rods 511, and the two lower racks 512 are slidably sleeved in the corresponding sliding grooves 501, the four driving plates 513 are slidably connected to the bottom inner wall of the through groove 505, so that the driving plates 513, the sliding plates 510 and the lower racks 512 are guided, and movement is more stable.

[0028] Further, the top end of the rotating shaft 502 extends above the base 1 and is fixedly connected with a hand wheel 503, which is beneficial to rotating the rotating shaft 502.

[0029] Further, two bearing seats 508 are fixedly connected to the bottom inner wall of the through groove 505, and the connecting shaft 506 is rotatably connected between the two bearing seats 508, so that the connecting shaft 506 is supported and rotates more stably.

[0030] Further, refer to Figure 1 and Figure 4The support height adjusting mechanism 6 comprises a cylinder body 602 fixedly connected to the top of the moving plate 2, a partition plate 604 fixedly sleeved in the cylinder body 602, an air bag 610 fixedly connected to the bottom of the partition plate 604, a piston 605 slidingly and sealingly sleeved in the cylinder body 602, a connecting rod 606 fixedly connected to the top of the piston 605, the top of the connecting rod 606 fixedly connected to the bottom of the support plate 3, an installation opening 601 formed in one side of the cylinder body 602, a pressing plate 608 rotatably connected to the front and rear inner walls of the installation opening 601, the pressing plate 608 movably abutting against the bottom of the air bag 610, one same reset spring 609 fixedly connected between the moving plate 2 and the pressing plate 608, an air inlet pipe 611 fixedly communicated with one side of the air bag 610, one same air outlet pipe 607 fixedly communicated between the air bag 610 and the partition plate 604, one-way valves 613 arranged on the air inlet pipe 611 and the air outlet pipe 607, and an air outlet pipe 612 fixedly communicated with one side of the cylinder body 602 and provided with a control valve 614.

[0031] By adopting the above scheme, in order to ensure the alignment of the two components, the height of the support needs to be adjusted. By continuously stepping on the pressing plate 608, the outer side of the pressing plate 608 is deflected downward, and the inner side of the pressing plate 608 is deflected upward to press the air bag 610. Under the guidance of the two one-way valves 613, the air in the air bag 610 is pressed between the partition plate 604 and the piston 605. When not stepping on, the pressing plate 608 is reversely deflected and reset by the elastic force of the reset spring 609 without pressing the air bag 610. At this time, the air outside is sucked into the air bag 610. With the continuous stepping on the pressing plate 608, the air can be continuously pressed between the partition plate 604 and the piston 605, so that the air pressure becomes larger. Under the air pressure, the piston 605, the connecting rod 606 and the support seat 4 can be upwardly jacked, and then the height of the support can be adjusted. When the height is adjusted downward, the control valve 614 is screwed to make the air in the partition plate 604 and the piston 605 discharged from the air outlet pipe 612, so that the air pressure becomes smaller. Under the dead weight, the connecting rod 606 and the piston 605 can automatically fall downward.

[0032] Further, the moving plate 2 and the support plate 3 are fixedly connected with two telescopic rods 603, and the cylinder body 602 is located between the two telescopic rods 603, so as to conveniently support and guide the support plate 3, and make the lifting more stable.

[0033] The utility model discloses, first according to different specifications size's screw compressor, need to adjust the spacing between two support seat 4, to be able to better support alignment of screw compressor, through hand wheel 503 rotation pivot shaft 502 and driving bevel gear 504, driving bevel gear 504 has driven the synchronous rotation of connecting shaft 506 and two bidirectional screw rod 509, two bidirectional screw rod 509 have driven the mutual far -off of two drive plates 513, two drive plates 513 have driven two push-pull rod 514 and the downshift of lower rack 512 do not with upper rack 515 and resist the meshing, at this moment can promote two moving plate 2, the spacing between two support seat 4 is conveniently adjusted, compared with using thread drive, make the adjustment of spacing more efficient convenient, when adjusting is completed, in reverse rotation pivot shaft 502, make two lower rack 512 go up respectively with corresponding upper rack 515 and resist the meshing, further can lock sliding plate 510 and moving plate 2.

[0034] When spacing adjustment is completed, again place the relative interface component in screw compressor on two support seat 4, to guarantee two components alignment, need to adjust the height of its support, through the continuous treading extrusion plate 608, make the outside of extrusion plate 608 downward deflection, and the inside of extrusion plate 608 upward deflection extrusion air bag 610, under the guidance of two check valve 613, make the air in air bag 610 be extruded between baffle 604 and piston 605, when not treading, through the elastic force of reset spring 609, extrusion plate 608 reverse deflection reset and not extrude air bag 610, at this moment, the air of outside is absorbed into air bag 610, with the continuous treading extrusion plate 608, can continuously extrude the air between baffle 604 and piston 605, make its air pressure bigger, under the air pressure, can push up piston 605, connecting rod 606 and support seat 4, further can adjust the height of support, when adjusting height downward, can screw control valve 614, make the air in baffle 604 and piston 605 can be discharged from exhaust pipe 612, make the air pressure smaller, under the dead weight, connecting rod 606 and piston 605 can automatically fall down downward.

Claims

1. A support device for a screw compressor, characterized in that, The system includes a base (1) for supporting a screw compressor. Two movable plates (2) are slidably disposed on the top of the base (1). A spacing adjustment mechanism (5) is provided between the base (1) and the two movable plates (2). A support plate (3) is disposed above the movable plates (2). A support seat (4) for supporting and placing the screw compressor is fixedly connected to the top of the support plate (3). A support height adjustment mechanism (6) is provided between the movable plates (2) and the support plate (3) on the same side.

2. The support device for a screw compressor according to claim 1, characterized in that, The base (1) has two sliding grooves (501) on its top, and the bottom inner walls of the two sliding grooves (501) have the same through groove (505). The spacing adjustment mechanism (5) includes a sliding plate (510) fixedly connected to the bottom of the moving plate (2), a rotating shaft (502) rotatably connected to the top of the base (1), and a connecting shaft (506) rotatably connected in the through groove (505). Both ends of the connecting shaft (506) are fixedly connected to a two-way lead screw (509), and a driven bevel gear (507) is fixedly sleeved on the outside of the connecting shaft (506). The bottom end of the rotating shaft (502) is fixedly connected to a driving bevel gear (504), which meshes with the driven bevel gear (507). The outer side of the bidirectional lead screw (509) is threaded with two drive plates (513). The front side of each drive plate (513) is rotatably connected to a push-pull rod (514). The top ends of the two push-pull rods (514) are rotatably connected to the same lower rack (512). The bottom of the slide plate (510) is fixedly connected to an upper rack (515), which meshes with the upper rack (512).

3. The support device for a screw compressor according to claim 2, characterized in that, The same guide rod (511) is fixedly connected to the inner walls of both sides of the slide groove (501). Two slide plates (510) are slidably sleeved on the outer side of the corresponding guide rod (511). Two lower racks (512) are slidably sleeved in the corresponding slide groove (501). Four drive plates (513) are slidably connected to the bottom inner wall of the through groove (505).

4. The support device for a screw compressor according to claim 2, characterized in that, The top of the rotating shaft (502) extends above the base (1) and is fixedly connected to a handwheel (503).

5. A support device for a screw compressor according to claim 2, characterized in that, Two bearing seats (508) are fixedly connected to the bottom inner wall of the through groove (505), and the connecting shaft (506) is rotatably connected between the two bearing seats (508).

6. The support device for a screw compressor according to claim 1, characterized in that, The support height adjustment mechanism (6) includes a cylinder (602) fixedly connected to the top of the movable plate (2), a partition (604) fixedly sleeved inside the cylinder (602), an airbag (610) fixedly connected to the bottom of the partition (604), a piston (605) slidably sealed inside the cylinder (602), a connecting rod (606) fixedly connected to the top of the piston (605), the top of the connecting rod (606) fixedly connected to the bottom of the support plate (3), and an installation port (601) opened on one side of the cylinder (602). A compression plate (608) is rotatably connected to the inner walls of the front and rear sides of the mounting port (601). The compression plate (608) is movably abutted against the bottom of the airbag (610). The same return spring (609) is fixedly connected between the moving plate (2) and the compression plate (608). An air inlet pipe (611) is fixedly connected to one side of the airbag (610). The same air outlet pipe (607) is fixedly connected between the airbag (610) and the partition (604). A one-way valve (613) is provided on both the air inlet pipe (611) and the air outlet pipe (607).

7. A support device for a screw compressor according to claim 6, characterized in that, An exhaust pipe (612) is fixedly connected to one side of the cylinder (602), and a control valve (614) is provided on the exhaust pipe (612).

8. A support device for a screw compressor according to claim 6, characterized in that, Two telescopic rods (603) are fixedly connected between the movable plate (2) and the support plate (3), and the cylinder (602) is located between the two telescopic rods (603).

Images