Gas adsorption and desorption amount testing equipment

Abstract

The utility model discloses gas adsorption and desorption amount testing equipment which comprises a testing machine body, a supporting seat arranged at the upper end in the testing machine body, a screen arranged in an opening at the lower end of the supporting seat, a blocking mechanism arranged at the bottom of the supporting seat, a testing cylinder arranged in the testing machine body below the blocking mechanism, and a sampling mechanism arranged at the top of the testing machine body, the sampling mechanism is communicated with the testing machine body through the feeding port, the crushing mechanism is arranged on the testing machine body above the supporting seat and connected with the sampling mechanism, and the connecting pipe is arranged on the testing machine body at the upper end of one side of the testing cylinder. According to the utility model, a series of structures are arranged, the sampling mechanism realizes sampling of a test coal sample, the sampling is convenient and safe, the crushing mechanism realizes crushing and screening of the test coal sample, the test operation is time-saving, labor-saving, accurate and efficient, the sampling and crushing are synchronously driven, and the blocking mechanism realizes separation of a test cylinder space and a test machine body crushing space. And interference of a non-test space in a test state of the test cylinder is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas desorption quantity test technical field, concretely is a kind of gas adsorption desorption quantity test equipment. BACKGROUND

[0002] ‌Gas adsorption desorption quantity refers to the adsorption and desorption of gas in coal body or rock.‌ Gas adsorption refers to the physical adsorption process of gas molecules on the surface of coal body or rock, while desorption is the process of gas release from the surface of coal body or rock. These two processes are influenced by various factors, including temperature, pressure and coal sample particle size, etc. Gas adsorption desorption quantity can be measured by experimental method, such as using lifting device and measuring tube to measure gas content. The experimental equipment has the characteristics of low manufacturing cost, low testing cost, simple structure and reliable measurement data.

[0003] Currently, when using gas adsorption desorption quantity test equipment, manual or sampling equipment is needed for coal sampling operation before testing, and the sampled coal sample needs to be crushed. The gas adsorption desorption quantity test equipment has single function, which leads to inconvenient use and poor safety. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a kind of gas adsorption desorption quantity test equipment to solve the problems raised in the above background.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a kind of gas adsorption desorption quantity test equipment, including test body, the upper end of the inside of test body is equipped with support seat, the opening in the lower end of support seat is equipped with screen, the bottom of support seat is equipped with blocking mechanism, the inside of test body below blocking mechanism is equipped as test cylinder, the top of test body is equipped with sampling mechanism, sampling mechanism is communicated with test body by feed inlet, the test body on the upper side of support seat is equipped with crushing mechanism, crushing mechanism is connected with sampling mechanism, the test body on the upper end of one side of test cylinder is equipped with connecting pipe, the end of connecting pipe away from test body is connected with storage cylinder, the test body on the lower end of one side of test cylinder is equipped with outlet, valve is equipped on outlet.

[0006] Preferably, the sampling mechanism includes a sampling cylinder, a sampling screw, a feed inlet and a sampling blade. The top of the test body is provided with a sampling cylinder. The bottom of one end of the sampling cylinder is provided with a feed inlet. The feed inlet is communicated with the test body. The end of the sampling cylinder away from the feed inlet is provided as an opening. The inside of the sampling cylinder is provided with a sampling screw. The end of the sampling screw close to the opening is provided with a sampling blade. The side of the sampling blade away from the feed inlet is arranged outside the sampling cylinder. The end of the sampling screw away from the opening is connected with the crushing mechanism.

[0007] Preferably, one end of the sampling cylinder extends out of the testing machine body, the outer surface of the sampling cylinder on one side of the testing machine body is provided with a connecting seat, and the outer part of the sampling cylinder is provided with a protective cover through the connecting seat.

[0008] Preferably, the crushing mechanism comprises a first bevel gear, a second bevel gear, a servo motor, a crushing rod and a crushing knife, the top of the testing machine body is provided with the first bevel gear, the sampling screw rod is connected with the second bevel gear through the sampling cylinder penetrating and sealing the end away from the opening, the first bevel gear and the second bevel gear are arranged in meshing mode, the crushing rod is arranged in the testing machine body above the screen, the crushing knife is arranged on the crushing rod, the top of the crushing rod is connected with the bottom of the first bevel gear, and the servo motor is arranged on the top of the testing machine body through a motor bracket, and the output end of the servo motor is connected with the first bevel gear through a shaft coupling.

[0009] Preferably, the blocking mechanism comprises a threaded rod, a screw sleeve, a baffle and a hand wheel, the threaded rod is arranged on the bottom of the support seat on the opposite sides of the screen through a guide groove, the screw sleeve is threadedly arranged on the threaded rod, the bottom of the screw sleeve is provided with the baffle, the baffle is sealingly and abuttingly arranged on the bottom of the screen, and the end of the threaded rod away from the screen is connected with the hand wheel.

[0010] Preferably, the outer surface of the connecting seat is provided with external threads, the inner part of the protective cover is provided with internal threads, and the protective cover is threadedly connected with the connecting seat.

[0011] Preferably, the end of the connecting pipe away from the testing machine body is provided with a connecting head, and the connecting head is threadedly connected with the top of the storage cylinder.

[0012] Compared with the prior art, the gas adsorption and desorption amount testing equipment has the following beneficial effects:

[0013] 1. The gas adsorption and desorption amount testing equipment, through the sampling mechanism arranged on the testing machine body, the sampling screw rod and the sampling knife in the sampling cylinder, realizes sampling of the coal sample for gas adsorption and desorption amount testing, is convenient and safe in sampling, and realizes the functions of crushing and screening of the testing equipment through cooperation of the crushing rod, the crushing knife and the screen.

[0014] 2. The gas adsorption and desorption amount testing equipment, through cooperation of the threaded rod, the screw sleeve and the baffle of the blocking mechanism, realizes separation of the testing cylinder space and the crushing space of the testing machine body, and reduces interference of the non-testing space under the testing state of the testing cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a whole structure schematic view of the utility model;

[0016] Fig. 2 It is a structure schematic view of the sampling cylinder in the utility model;

[0017] Fig. 3 It is the structural schematic view of the screen of the utility model.

[0018] In the figure: 1, test body; 2, support seat; 21, screen; 3, blocking mechanism; 31, threaded rod; 32, screw sleeve; 33, baffle; 34, hand wheel; 4, test cylinder; 5, sampling mechanism; 51, sampling cylinder; 52, sampling screw rod; 53, feed inlet; 54, sampling blade; 55, connecting seat; 6, crushing mechanism; 61, No. 1 bevel gear; 62, No. 2 bevel gear; 63, servo motor; 64, crushing rod; 65, crushing knife; 66, motor bracket; 7, connecting pipe; 71, connecting head; 8, storage cylinder; 9, outlet. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely 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, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] In the description of the utility model, it should be explained that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and are not indicative or suggestive of the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicative or suggestive of relative importance.

[0021] As Figs. 1 to 3As shown, the gas adsorption and desorption amount testing device of the embodiment includes a testing body 1, the bottom of the testing body 1 is provided with a roller, the device can be pushed by the roller, and the device is convenient to move, the upper end inside the testing body 1 is provided with a support seat 2, a screen 21 is arranged in the opening at the lower end of the support seat 2, the bottom of the support seat 2 is provided with a blocking mechanism 3, the inside of the testing body 1 below the blocking mechanism 3 is provided as a testing cylinder 4, the top of the testing body 1 is provided with a sampling mechanism 5, the sampling mechanism 5 is communicated with the testing body 1 through a feeding port 53, the testing body 1 above the support seat 2 is provided with a crushing mechanism 6, the crushing mechanism 6 is connected with the sampling mechanism 5, the testing body 1 at the upper end of one side of the testing cylinder 4 is provided with a connecting pipe 7, the testing body 1 at the upper end of the other side of the testing cylinder 4 is provided with an air inlet, a valve is arranged on the air inlet, one end of the connecting pipe 7 away from the testing body 1 is connected with a storage cylinder 8, the testing body 1 at the lower end of one side of the testing cylinder 4 is provided with an outlet 9, a valve is arranged on the outlet 9, the sampling mechanism 5 realizes sampling of the coal sample for gas adsorption and desorption amount testing, sampling is convenient and safe, the crushing mechanism 6 realizes the functions of crushing and screening of the coal sample for gas adsorption and desorption amount testing of the testing device, testing operation is time-saving, labor-saving, accurate, efficient, sampling and crushing are synchronously driven, energy is saved, and the blocking mechanism 3 realizes the separation of the space of the testing cylinder 4 and the crushing space of the testing body 1, thereby reducing the interference of the non-testing space of the testing cylinder 4 in the testing state.

[0022] Further, the sampling mechanism 5 includes a sampling cylinder 51, a sampling screw 52, a feeding port 53 and a sampling blade 54, the top of the testing body 1 is provided with the sampling cylinder 51, the bottom of one end of the sampling cylinder 51 is provided with the feeding port 53, the feeding port 53 is communicated with the testing body 1, one end of the sampling cylinder 51 away from the feeding port 53 is provided as an opening, the inside of the sampling cylinder 51 is provided with the sampling screw 52, one end of the sampling screw 52 close to the opening is provided with the sampling blade 54, one side of the sampling blade 54 away from the feeding port 53 is arranged outside the sampling cylinder 51, one end of the sampling screw 52 away from the opening is connected with the crushing mechanism 6, the sampling screw 52 and the sampling blade 54 are driven to rotate in the process of operation of the crushing mechanism 6, the sampling blade 54 contacts the coal rock to crush and sample the coal rock into the sampling cylinder 51, the rotation of the sampling screw 52 conveys the coal sample in the sampling cylinder 51, and the coal sample enters the testing body 1 above the screen 21 from the feeding port 53.

[0023] Further, one end of the sampling cylinder 51 extends out of the testing body 1, the outer surface of the sampling cylinder 51 on one side of the testing body 1 is provided with a connecting seat 55, and a protective cover is arranged outside the sampling cylinder 51 through the connecting seat 55, the protective cover is used for isolating and protecting the sampling blade 54 at the end of the sampling cylinder 51, and the safety of the device is increased.

[0024] Further, the crushing mechanism 6 comprises a first bevel gear 61, a second bevel gear 62, a servo motor 63, a crushing rod 64 and a crushing cutter 65. The top of the testing body 1 is provided with the first bevel gear 61, the sampling screw rod 52 is connected with the second bevel gear 62 at the end away from the opening of the sampling cylinder 51, the first bevel gear 61 and the second bevel gear 62 are arranged in meshing, the inside of the testing body 1 above the screen 21 is provided with the crushing rod 64, the crushing rod 64 is provided with the crushing cutter 65, the top of the crushing rod 64 is connected with the bottom of the first bevel gear 61, the top of the testing body 1 is provided with the servo motor 63 through the motor bracket 66, the output end of the servo motor 63 is connected with the first bevel gear 61 through a shaft coupling, the servo motor 63 drives the first bevel gear 61 to rotate, the first bevel gear 61 drives the second bevel gear 62 to rotate in meshing, the second bevel gear 62 drives the sampling screw rod 52 to rotate in the sampling cylinder 51, during the sampling process, the rotation of the first bevel gear 61 drives the crushing rod 64 to rotate in the testing body 1 above the screen 21, the crushing cutter 65 crushes the coal sample, and the crushed coal sample is screened through the screen 21 and enters the testing cylinder 4 of the testing body 1.

[0025] Further, the blocking mechanism 3 comprises a threaded rod 31, a threaded sleeve 32, a baffle 33 and a hand wheel 34. The bottom of the support seat 2 on the opposite sides of the screen 21 is provided with the threaded rod 31 through a guide groove, the threaded rod 31 is provided with the threaded sleeve 32 in a threaded manner, the bottom of the threaded sleeve 32 is provided with the baffle 33, the baffle 33 is sealingly and closely arranged on the bottom of the screen 21, and the end of the threaded rod 31 away from the screen 21 is connected with the hand wheel 34. When the hand wheel 34 is rotated, the hand wheel 34 drives the threaded rod 31 at the bottom of the support seat 2 to rotate, the threaded sleeve 32 on the threaded rod 31 drives the baffle 33 to move. During sampling, the baffle 33 is moved to one side of the screen 21, that is, the screen 21 is in an open screening state. When the sampling is completed, the baffle 33 is moved to below the screen 21, and the baffle 33 blocks the screen 21.

[0026] Further, the outer surface of the connecting seat 55 is provided with external threads, the inside of the protective cover is provided with internal threads, and the protective cover is threadedly connected with the connecting seat 55. The protective cover is convenient to disassemble and assemble on the sampling cylinder 51.

[0027] Still further, the end of the connecting pipe 7 away from the testing body 1 is provided with a connecting head 71, the connecting head 71 is threadedly connected with the top of the storage cylinder 8, and the connecting pipe 7 and the storage cylinder 8 are convenient to connect.

[0028] The use method of the embodiment is: the device test body 1 is moved to a coal rock test point to be tested, the protective cover on the sampling cylinder 51 is unscrewed, the sampling cylinder 51 is aligned with the test coal rock, the servo motor 63 is started, the servo motor 63 drives the rotation of the first bevel gear 61, the rotation of the first bevel gear 61 drives the rotation of the second bevel gear 62 engaged with the first bevel gear 61, the rotation of the second bevel gear 62 drives the rotation of the sampling screw 52 and the sampling blade 54, the sampling blade 54 contacts the coal rock to crush and sample the coal rock into the sampling cylinder 51, the rotation of the sampling screw 52 transports the coal sample in the sampling cylinder 51, the coal sample enters the test body 1 above the screen 21 through the feed port 53, during the sampling process, the rotation of the first bevel gear 61 simultaneously drives the rotation of the crushing rod 64 in the test body 1 above the screen 21, the crushing knife 65 crushes the coal sample, the crushed coal sample is screened through the screen 21 and enters the test cylinder 4 of the test body 1, after the sampling of the coal sample is completed, the protective cover is threadedly connected with the connecting seat 55, the hand wheel 34 is rotated, the hand wheel 34 drives the rotation of the threaded rod 31 at the bottom of the support seat 2, the sleeve 32 on the threaded rod 31 drives the movement of the baffle 33, the baffle 33 is moved to below the screen 21, the baffle 33 blocks the screen 21, the coal sample in the test cylinder 4 is tested for the gas adsorption and desorption amount, the test device realizes the sampling of the coal sample for the gas adsorption and desorption amount test by additionally arranging the sampling mechanism 5, the sampling is convenient and safe, the crushing mechanism 6 realizes the functions of crushing and screening of the coal sample for the gas adsorption and desorption amount test of the test device, the test operation is time-saving, labor-saving, accurate, efficient, the sampling and crushing are synchronously driven, energy is saved, and the blocking mechanism 3 realizes the separation of the holes of the test cylinder 4 and the crushing space of the test body 1, thereby reducing the interference of the non-test space of the test cylinder 4 in the test state.

[0029] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A gas adsorption desorption amount testing apparatus comprising a testing machine body (1), characterized in that: The upper end of the test body (1) is provided with a support seat (2), the lower end of the support seat (2) is provided with a sieve (21) in the opening, the bottom of the support seat (2) is provided with a blocking mechanism (3), the inside of the test body (1) below the blocking mechanism (3) is provided as a test cylinder (4), the top of the test body (1) is provided with a sampling mechanism (5), the sampling mechanism (5) is communicated with the test body (1) through a feeding port (53), the test body (1) above the support seat (2) is provided with a crushing mechanism (6), the crushing mechanism (6) is connected with the sampling mechanism (5), the test body (1) on one side of the upper end of the test cylinder (4) is provided with a connecting pipe (7), the end of the connecting pipe (7) away from the test body (1) is connected with a storage cylinder (8), the test body (1) on one side of the lower end of the test cylinder (4) is provided with an outlet (9), and the outlet (9) is provided with a valve.

2. The gas adsorption desorption amount test apparatus according to claim 1, wherein: The sampling mechanism (5) comprises a sampling cylinder (51), a sampling screw (52), a feeding port (53) and a sampling blade (54), the top of the test body (1) is provided with the sampling cylinder (51), the bottom of one end of the sampling cylinder (51) is provided with the feeding port (53), the feeding port (53) is communicated with the test body (1), the end of the sampling cylinder (51) away from the feeding port (53) is provided as an opening, the inside of the sampling cylinder (51) is provided with the sampling screw (52), the end of the sampling screw (52) close to the opening is provided with the sampling blade (54), the side of the sampling blade (54) away from the feeding port (53) is arranged outside the sampling cylinder (51), and the end of the sampling screw (52) away from the opening is connected with the crushing mechanism (6).

3. The gas adsorption desorption amount test apparatus according to claim 2, characterized by: The end of the sampling cylinder (51) extends out of the test body (1) and is arranged, the outer surface of the sampling cylinder (51) on one side of the test body (1) is provided with a connecting seat (55), and the outside of the sampling cylinder (51) is provided with a protective cover through the connecting seat (55).

4. The gas adsorption desorption amount test apparatus according to claim 2, characterized by: The crushing mechanism (6) comprises a first bevel gear (61), a second bevel gear (62), a servo motor (63), a crushing rod (64) and a crushing blade (65), the top of the test body (1) is provided with the first bevel gear (61), the end of the sampling screw (52) away from the opening is sealed and penetrates the sampling cylinder (51) and is connected with the second bevel gear (62), the first bevel gear (61) and the second bevel gear (62) are arranged in meshing mode, the inside of the test body (1) above the sieve (21) is provided with the crushing rod (64), the crushing rod (64) is provided with the crushing blade (65), the top of the crushing rod (64) is connected with the bottom of the first bevel gear (61), the top of the test body (1) is provided with the servo motor (63) through a motor bracket (66), and the output end of the servo motor (63) is connected with the first bevel gear (61) through a shaft coupling.

5. The gas adsorption desorption amount test apparatus according to claim 1, wherein: The sealing mechanism (3) comprises a threaded rod (31), a threaded sleeve (32), a baffle (33) and a hand wheel (34), the support seat (2) at the bottom of the two sides of the screen (21) is provided with a threaded rod (31) through a guide rail groove, the threaded rod (31) is provided with a threaded sleeve (32) in a threaded manner, the bottom of the threaded sleeve (32) is provided with a baffle (33), the baffle (33) is sealingly attached to the bottom of the screen (21), and one end of the threaded rod (31) away from the screen (21) is connected with the hand wheel (34).

6. The gas adsorption desorption amount test apparatus according to claim 3, characterized by: The outer surface of the connecting seat (55) is provided with external threads, the inside of the protective cover is provided with internal threads, and the protective cover and the connecting seat (55) are connected in a threaded manner.

7. The gas adsorption desorption amount test apparatus according to claim 1, characterized by: One end of the connecting pipe (7) away from the testing machine body (1) is provided with a connecting head (71), and the connecting head (71) is connected with the top of the storage cylinder (8) in a threaded manner.

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