Combined drying machine for pretreatment gas

Abstract

The utility model discloses a combined drying machine for pretreatment gas, which comprises a drying machine main body, an air inlet is arranged on one side of the drying machine main body, a filter screen is arranged at the air inlet, a motor is arranged on one side of the drying machine main body, an output end of the motor is connected with a reciprocating screw rod, and the reciprocating screw rod is in transmission connection with a reciprocating sliding block. A reciprocating sliding block is arranged in the reciprocating screw rod, a sliding groove is formed in one side of the reciprocating sliding block, a spring is arranged in the sliding groove, a sliding block is connected to the spring, a connecting shaft is arranged on one side of the sliding block, a dust sticking roller is connected to the connecting shaft in a sleeved mode, and the dust sticking roller makes contact with the filter screen. And the sliding block drives the dust sticking roller to move, so that the dust sticking roller rotates on the surface of the filter screen along the connecting shaft, dust attached to the filter screen is removed, the air inlet amount is guaranteed, the dust is prevented from entering the drying machine while filter screen holes are prevented from being blocked, and a certain pretreatment effect on air is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of combined dryers, in particular to a combined dryer for pre-treating gas. Background Art

[0002] The utility model with announcement number CN212594883U discloses a combined air dryer, including a dryer body, an air inlet is provided inside one end of the dryer body, a control panel is provided at the upper inclined surface of the dryer body, an air outlet is provided inside the upper end of the dryer body, an inlay groove is provided inside the upper end of the dryer body near the outer side of the air outlet, a dustproof mechanism is provided above the dryer body, and the dustproof mechanism includes an inlay block, a support rod, a threaded column, a dustproof plate, and a rotating knob; the combined air dryer described in the utility model, by fixing the dustproof plate between the rotating knob and the support rod, the dustproof plate can prevent dust from directly entering the interior of the dryer body from the air outlet at the upper end of the dryer body when the dryer body is not in use, so as to play a dustproof role, and when the dryer body is in operation, the dustproof plate can be conveniently removed and stored, which is relatively convenient.

[0003] After long-term use of the prior art, dust is easily attached to the filter screen at the air inlet. If it is not cleaned in time, it is easy to cause the air inlet to be blocked, the air intake volume to be reduced, the drying efficiency to be reduced, and the dust prevention effect at the air outlet is poor. Dust is easy to enter the air outlet from the side. Therefore, a combined dryer for pre-treating gas is needed to meet people's needs. Summary of the invention

[0004] The purpose of the utility model is to provide a combined dryer for pre-treating gas to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a combined dryer for pre-treating gas, comprising a dryer body, an air inlet is arranged on one side of the dryer body, a filter is arranged at the air inlet, a motor is arranged on one side of the dryer body, a reciprocating screw is connected to the output end of the motor, a reciprocating slider is transmission-connected to the reciprocating screw, a slide groove is provided on one side of the reciprocating slider, a spring is arranged in the slide groove, a slider is connected to the spring, a connecting shaft is provided on one side of the slider, a dust-sticking roller is sleeved on the connecting shaft, the dust-sticking roller is in contact with the filter, an air outlet is arranged on the top of the dryer body, a first cover body is connected to the air outlet, a second cover body is slidably installed in the first cover body, and a plurality of air holes are provided around the second cover body.

[0006] Preferably, two mounting plates are provided on one side of the dryer body, and the reciprocating screw is rotatably mounted between the two mounting plates.

[0007] Preferably, a same positioning slide rail is provided between the two mounting plates, and the reciprocating slider is slidably mounted on the positioning slide rail.

[0008] Preferably, a ball bearing slide hole is provided on the reciprocating slider, and the reciprocating screw is transmission-connected in the ball bearing slide hole.

[0009] Preferably, a same positioning rod is provided between the inner walls at both ends of the slide groove, and the sliding block is slidably mounted on the positioning rod.

[0010] Preferably, a first notch is formed at the top of the first cover body, and the second cover body is slidably fitted in the first notch.

[0011] Preferably, a second slot is formed at the bottom end of the first slot, and the outer wall of the bottom end of the second cover body is convex, and the convex portion is slidably fitted in the second slot.

[0012] The beneficial effects of the utility model are:

[0013] In the utility model, a motor drives the reciprocating screw rod to rotate, so that the reciprocating slider performs vertical reciprocating movement, thereby the slider drives the dust sticking roller to move, so that the dust sticking roller rotates along the connecting shaft on the surface of the filter screen, and then the dust attached to the filter screen is removed, so as to prevent the filter screen holes from being blocked, ensure the air intake, prevent dust from entering the interior of the dryer, and have a certain pretreatment effect on the gas.

[0014] In the utility model, the dried gas is discharged through the air outlet, so that the second cover body extends out from the top of the first cover body, and the dried gas is discharged through the air holes around it. When the second cover body loses the thrust of the gas flow, it automatically descends due to the effect of gravity and enters the first cover body. The air holes are blocked. Compared with the prior art, dust is effectively prevented from entering the dryer body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a combined dryer for pre-treating gas proposed by the utility model;

[0016] Figure 2 This is a rear cross-sectional structural diagram of a motor of a combined dryer for pre-treating gas proposed by the utility model;

[0017] Figure 3 The utility model provides a combined dryer for pre-treating gas. Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 4 The utility model provides a schematic diagram of the local structure of a slide block of a combined dryer for pre-treating gas, viewed from above.

[0019] In the figure: 1. dryer body; 2. air inlet; 3. filter; 4. motor; 5. reciprocating screw; 6. reciprocating slider; 7. slide groove; 8. spring; 9. slider; 10. connecting shaft; 11. dust sticking roller; 12. air outlet; 13. first cover; 14. second cover; 15. air vent; 16. mounting plate; 17. positioning slide rail; 18. ball bearing slide hole; 19. positioning rod; 20. first notch; 21. second notch. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-4 A combined dryer for pre-treating gas comprises a dryer body 1, an air inlet 2 is arranged on one side of the dryer body 1, a filter screen 3 is arranged at the air inlet 2, a motor 4 is arranged on one side of the dryer body 1, a reciprocating screw rod 5 is connected to the output end of the motor 4, a reciprocating slider 6 is transmission-connected to the reciprocating screw rod 5, a slide groove 7 is provided on one side of the reciprocating slider 6, a spring 8 is arranged in the slide groove 7, a slider 9 is connected to the spring 8, a connecting shaft 10 is provided on one side of the slider 9, a dust sticking roller 11 is sleeved on the connecting shaft 10, and the dust sticking roller 11 is in contact with the filter screen 3, an air outlet 12 is arranged on the top of the dryer body 1, a first cover body 13 is connected to the air outlet 12, a second cover body 14 is slidably installed in the first cover body 13, and a plurality of air holes 15 are provided around the second cover body 14.

[0022] The motor 4 drives the reciprocating screw rod 5 to rotate, so that the reciprocating slider 6 performs vertical reciprocating movement, so that the slider 9 drives the dust sticking roller 11 to move, so that the dust sticking roller 11 rotates along the connecting shaft 10 on the surface of the filter 3, and then removes the dust attached to the filter 3. The elastic force of the spring 8 makes the dust sticking roller 11 and the filter 3 fit more closely, which is convenient for the dust sticking roller 11 to rotate under the action of friction, and convenient for the replacement of the dust sticking roller 11. The air outlet 12 discharges the dried gas, so that the second cover body 14 extends out from the top of the first cover body 13, and the dried gas is discharged through the air vents 15 around it, and when the second cover body 14 loses the thrust of the gas flow, it automatically descends due to the effect of gravity and enters the first cover body 13. The air vents 15 are blocked. Compared with the prior art, it effectively prevents dust from entering the dryer body 1.

[0023] Specifically, in this embodiment, two mounting plates 16 are provided on one side of the dryer body 1, and the reciprocating screw rod 5 is rotatably installed between the two mounting plates 16. The mounting plates 16 reserve a certain distance between the reciprocating screw rod 5 and the dryer body 1 to prevent friction between the reciprocating slider 6 and the dryer body 1.

[0024] Specifically, in this embodiment, a same positioning rail 17 is provided between the two mounting plates 16 , and the reciprocating slider 6 is slidably mounted on the positioning rail 17 , so that the reciprocating movement of the reciprocating slider 6 is more stable.

[0025] Specifically, in this embodiment, a ball bearing slide hole 18 is provided on the reciprocating slider 6 , and the reciprocating screw 5 is transmission-connected in the ball bearing slide hole 18 , so that the unidirectional rotation of the reciprocating screw 5 can realize the reciprocating movement of the reciprocating slider 6 .

[0026] Specifically, in this embodiment, a same positioning rod 19 is provided between the inner walls at both ends of the slide groove 7 , and the slider 9 is slidably mounted on the positioning rod 19 to prevent the slider 9 from being separated from the slide groove 7 .

[0027] Specifically, in this embodiment, a first notch 20 is formed at the top of the first cover body 13 , and the second cover body 14 is slidably fitted in the first notch 20 , providing a sliding guide for the second cover body 14 .

[0028] Specifically, in this embodiment, a second notch 21 is provided at the bottom end of the first notch 20 , and the bottom outer wall of the second cover body 14 is convex, and the convex portion is slidably fitted in the second notch 21 to prevent the second cover body 14 from being separated from the first cover body 13 .

[0029] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A combined dryer for pre-treating gas, comprising a dryer body (1), characterized in that: An air inlet (2) is provided on one side of the dryer body (1), a filter screen (3) is provided at the air inlet (2), a motor (4) is provided on one side of the dryer body (1), a reciprocating screw (5) is connected to the output end of the motor (4), a reciprocating slider (6) is transmission-connected to the reciprocating screw (5), a slide groove (7) is provided on one side of the reciprocating slider (6), a spring (8) is provided in the slide groove (7), a slider (9) is connected to the spring (8), a connecting shaft (10) is provided on one side of the slider (9), a dust sticking roller (11) is sleeved on the connecting shaft (10), and the dust sticking roller (11) is in contact with the filter screen (3), an air outlet (12) is provided on the top of the dryer body (1), a first cover body (13) is connected to the air outlet (12), a second cover body (14) is slidably mounted in the first cover body (13), and a plurality of air holes (15) are provided around the second cover body (14).

2. A combined dryer for pre-treating gas according to claim 1, characterized in that: Two mounting plates (16) are provided on one side of the dryer body (1), and the reciprocating screw rod (5) is rotatably mounted between the two mounting plates (16).

3. A combined dryer for pre-treating gas according to claim 2, characterized in that: The same positioning slide rail (17) is arranged between the two mounting plates (16), and the reciprocating slider (6) is slidably mounted on the positioning slide rail (17).

4. A combined dryer for pre-treating gas according to claim 1, characterized in that: The reciprocating slider (6) is provided with a ball bearing sliding hole (18), and the reciprocating screw rod (5) is drivingly connected in the ball bearing sliding hole (18).

5. The combined dryer for pre-treating gas according to claim 1, characterized in that: A common positioning rod (19) is provided between the inner walls at both ends of the slide groove (7), and the slide block (9) is slidably mounted on the positioning rod (19).

6. The combined dryer for pre-treating gas according to claim 1, characterized in that: A first notch (20) is provided at the top end of the first cover body (13), and the second cover body (14) is slidably fitted in the first notch (20).

7. A combined dryer for pre-treating gas according to claim 6, characterized in that: A second slot (21) is provided at the bottom end of the first slot (20), and the outer wall of the bottom end of the second cover body (14) is convex, with the convex portion slidably fitting into the second slot (21).

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