CN204789050U - Keep die bed matter sampler - Google Patents

Abstract

The utility model discloses a keep die bed matter sampler, including snatching the portion, the portion of picking picks the body by two semicircle tube -shapes first and picks with the second that the body is articulated to form, can form a complete closed drum at the first body that snatchs with the in -process that opens and shuts that the second snatched physically, the first body that snatchs is gone up the welding and is had the first pull rod of carrying, the second snatchs to personally experience sth. Part of the body to go up to weld has the second to carry the pull rod, it is first that carry the pull rod and the pull rod cross arrangement is carried to the second, first snatching is equipped with the catch on the body, on snatching and personally experience sth. Part of the body, the second is equipped with articulated activity locking arm with it, relative its the articulated other end with the second snatchs the body of activity locking arm is equipped with the latch hook, the latch hook is equipped with the breach, its breach upwards sets up and can embolia the catch, the first body that snatchs is equipped with hasp portion on snatching physically with the second, hasp portion in first pick the body and second pick the body can automatic pinning when closed, can know, after snatching the end of substrate sample, can be died by the automatic locking in the sample chamber, thereby avoided owing to receive the problem that substrate sample that the destabilizing factor leads to dropped.

Description

Maintenance bottom sampler

Technical field

The utility model relates to a kind of sampler, and more particularly, it relates to a kind of bottom sampler that can obtain the sediment samples such as mud from the bottom.

Background technology

Sand grains gradation is the key factor affecting sediment movement form, in the design management of hydraulic engineering, the prediction at reservoir sedimentation position, density current Production conditions and capability of sediment outflow, in the wear-resistant research work of river realignment and flood control, irrigation canal coastal line and ship lock shipping design and hydraulic, all be unable to do without silt grating data.

Sand grain spot sampling is the element task of sediment analysis, at present, field sampler mainly contains gravity type, digs formula, box etc., it is large that these sampler have sampling amount, the advantages such as mud sample undisturbed, but these sampling thiefs have following shortcoming: when sampling terminates upwards to carry, when being subject to unstable current or hard object is clashed into, likely cause the cavity volume of sampler automatically to be opened, and the sample earth of the inside is dropped, affect work efficiency.

Utility model content

For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of maintenance bottom sampler, by this maintenance bottom sampler, after crawl bottom sample terminates, sampling cavity can be automatically locked, thus avoids the problem that the bottom material sample that causes owing to being subject to labile factor drops.

For achieving the above object, the utility model provides following technical scheme: a kind of maintenance bottom sampler, comprise crawl section, described crawl section captures body and second by first of two semi-circular cylindrical and captures that body is hinged forms, capture in the moving process of body and the second crawl body first and can form a complete closed cylinder, described first crawl body is welded with the first lifting rod, second crawl body is welded with the second lifting rod, described first lifting rod and the second lifting rod arranged in a crossed manner, described first captures body is provided with lock ring, second captures body is provided with movable hammerlock hinged with it, the hinged other end that described movable hammerlock captures body relative to itself and second is provided with latch hook, described latch hook is provided with breach, its breach upwards arranges and can be inserted in described lock ring, the described first respective outer face capturing body and the second crawl body is provided with the latch part cooperatively interacted, described latch part captures body and second in first and captures energy automatic locking when body closes mutually.

By adopting technique scheme, can with chain connect with the first lifting rod and the second lifting rod on for conveniently pulling sampler, when using sampler of the present utility model, now the first crawl body and second can be captured body to open, rotation activity hammerlock, latch hook is made to be enclosed within lock ring, now upwards carry chain, because first captures body and second and capture body hinged and arrange structure and add the first lifting rod and the second lifting rod position relationship arranged in a crossed manner, when making to upper body chain, what this was first opened first captures body and second and captures and know from experience because they self gravity produces the closing force of mutually drawing close, but because latch hook is enclosed within lock ring, generation abutting power prevented the first crawl body and second from capturing the mutually closed of body, make process now, sampling thief is in a state opened always, when crawl body being put down gradually until when contacting geology dirt bed, first captures body and second captures the gravity that is subject to of body by by the counterforce counteraction of geology dirt bed to them, thus the abutting power that latch hook is enclosed within lock ring also will disappear, now movable hammerlock nature and lock ring will depart under himself gravity, continue below sampling thief, its opening strengthens continuing to open until reach the limit of position, then upwards chain is pulled again, first captures body and second captures to know from experience and mutually to draw close under they self gravity and the first lifting rod mutually arranged in a crossed manner and the second lifting rod effect and to close, the latch part being now arranged on the respective outer face of the first crawl body and the second crawl body will be automatically locked by it, prevents the problem that the bottom material sample caused owing to being subject to labile factor drops.

The utility model is set to further: described latch part comprises the latch fitting on the lateral wall being arranged on the first crawl body, described latch fitting comprises supporting seat on the lateral wall being fixed on the first crawl body and fastening hinged is with it grabbed, described fastening is grabbed and be provided with extension spring between supporting seat, described second captures the lateral wall of body is provided with the lock matched with described latch fitting, and described fastening is grabbed and captured body and second in first and capture when body closes and lock is formed to lock and fastens.

By adopting technique scheme, fasten and grab with supporting seat while formation is hinged, reset force is provided by the extension spring arranged between which, make fastening grab when mouth enters lock, the state locking with it fastening can be kept, and buckling parts is arranged on the lateral surface that the first crawl body and second captures body, instead of bottom surface, ensure that buckling parts can not be collided, and ensure that its serviceable life when capturing substrate earth.

The utility model is set to further: one end of the relative latch fitting of described lock is provided with guiding circular arc face.

By adopting technique scheme, fastening grab touch lock time, can by guiding circular arc face convenient slide on lock, avoid and the situation at dead angle occur.

Compared with prior art, the utility model has the advantage of: after bottom sample terminates in crawl, sampling cavity can be automatically locked, thus avoid the problem that the bottom material sample that causes owing to being subject to labile factor drops.

Accompanying drawing explanation

Fig. 1 is the crawl section softened state figure of the utility model maintenance bottom sampler embodiment;

Fig. 2 is the crawl section closure state figure of the utility model maintenance bottom sampler embodiment;

Fig. 3 is the latch part exploded view of the utility model maintenance bottom sampler embodiment.

In figure, 11, first captures body; 111, the first lifting rod; 112, lock ring; 12, second body is captured; 121, the second lifting rod; 122, movable hammerlock; 1221, latch hook; 2, chain sling; 3, latch part; 31, latch fitting; 311, fastening is grabbed; 312, supporting seat; 32, lock; 4, extension spring.

Embodiment

With reference to accompanying drawing 1 to 3, the embodiment of the utility model maintenance bottom sampler is described in further details:

The present embodiment comprises crawl section, described crawl section captures body 11 and second by first of two semi-circular cylindrical and captures that body 12 is hinged to be formed, a complete closed cylinder can be formed in the first moving process capturing body 11 and the second crawl body 12, described first crawl body 11 is welded with the first lifting rod 111, second crawl body 12 is welded with the second lifting rod 121, described first lifting rod 111 and the second lifting rod 121 arranged in a crossed manner, described first captures body 11 is provided with lock ring 112, second captures body 12 is provided with movable hammerlock 122 hinged with it, described movable hammerlock 122 relative itself and the second hinged other end capturing body 12 are provided with latch hook 1221, described latch hook 1221 is provided with breach, its breach upwards arranges and can be inserted in described lock ring 112, the described first respective outer face capturing body 11 and the second crawl body 12 is provided with the latch part 3 cooperatively interacted, described latch part 3 captures body 11 and second in first and captures energy automatic locking when body 12 closes mutually, described latch part 3 comprises the latch fitting 31 on the lateral wall being arranged on the first crawl body 11, described latch fitting 31 comprises supporting seat 312 on the lateral wall being fixed on the first crawl body 11 and fastening hinged with it grabs 311, described fastening is grabbed between 311 and supporting seat 312 and is provided with extension spring 4, described second lateral wall capturing body 12 is provided with the lock 32 matched with described latch fitting 31, one end of the relative latch fitting 31 of described lock 32 is provided with guiding circular arc face, described fastening is grabbed 311 and is captured body 11 and second in first and capture when body 12 closes and lock 32 is formed to lock and fastens.

According to said structure and accompanying drawing, first lifting rod 111 with the second lifting rod 121 are connected chain sling 2 respectively, when using sampler of the present utility model, now the first crawl body 11 and the second crawl body 12 can be opened, rotation activity hammerlock 122, latch hook 1221 is made to be enclosed within lock ring 112, now upwards carry chain, because the first hinged structure that arranges capturing that body 11 and second captures body 12 adds the first lifting rod 111 and the second lifting rod 121 position relationship arranged in a crossed manner, when making to upper body chain, what this was first opened first captures body 11 and second and captures body 12 and can produce the closing force of mutually drawing close due to they self gravity, but because latch hook 1221 is enclosed within lock ring 112, generation abutting power prevented the first crawl body 11 and second from capturing the mutually closed of body 12, make process now, sampling thief is in a state opened always, when crawl body being put down gradually until when contacting geology dirt bed, first captures body 11 and second captures gravity that body 12 is subject to by by the counterforce counteraction of geology dirt bed to them, thus the abutting power that latch hook 1221 is enclosed within lock ring 112 also will disappear, now movable hammerlock 122 nature and lock ring 112 will depart under himself gravity, continue below sampling thief, its opening strengthens continuing to open until reach the limit of position, then upwards pull chain again, first captures body 11 and second captures body 12 and can mutually draw close under they self gravity and the first lifting rod 111 mutually arranged in a crossed manner and the effect of the second lifting rod 121 and close, now, be arranged on the first crawl body 11 and second and capture latch fitting 31 on the lateral wall of body 12 and lock 32 is drawn close mutually, when fastening grab 311 touch guiding circular arc face time, lock 32 will be slided smoothly under its guide function, when first captures body 11 and the second crawl body 12 is completely closed, fastening grabs 311 will form clamping in lock 32, and fasten grab 311 under the effect of extension spring 4 can and supporting seat 312 be formed trace overturn, and extension spring 4 grabs 311 tightening forces providing lasting by fastening, make the tightening force of itself and lock 32, so, first captures body 11 and second, and to capture body 12 completely locked under the effect of latch part 3, prevent the problem that the bottom material sample caused owing to being subject to labile factor drops.

The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (3)

1. a maintenance bottom sampler, comprise crawl section, described crawl section captures body and second by first of two semi-circular cylindrical and captures that body is hinged forms, capture in the moving process of body and the second crawl body first and can form a complete closed cylinder, described first crawl body is welded with the first lifting rod, second crawl body is welded with the second lifting rod, described first lifting rod and the second lifting rod arranged in a crossed manner, described first captures body is provided with lock ring, second captures body is provided with movable hammerlock hinged with it, the hinged other end that described movable hammerlock captures body relative to itself and second is provided with latch hook, described latch hook is provided with breach, its breach upwards arranges and can be inserted in described lock ring, it is characterized in that, the described first respective outer face capturing body and the second crawl body is provided with the latch part cooperatively interacted, described latch part captures body and second in first and captures energy automatic locking when body closes mutually.

2. maintenance bottom sampler according to claim 1, it is characterized in that, described latch part comprises the latch fitting on the lateral wall being arranged on the first crawl body, described latch fitting comprises supporting seat on the lateral wall being fixed on the first crawl body and fastening hinged is with it grabbed, described fastening is grabbed and be provided with extension spring between supporting seat, described second captures the lateral wall of body is provided with the lock matched with described latch fitting, and described fastening is grabbed and captured body and second in first and capture when body closes and lock is formed to lock and fastens.

3. maintenance bottom sampler according to claim 2, is characterized in that, one end of the relative latch fitting of described lock is provided with guiding circular arc face.