CN219215117U - Gas cylinder travelling bogie - Google Patents

Abstract

The utility model relates to a gas cylinder transport trolley, which comprises: the device comprises a trolley and a gas cylinder fixing mechanism arranged on the trolley; the trolley comprises a leaning plate and a horizontally arranged supporting plate, and one side of the supporting plate is connected with the bottom end of the leaning plate in a hinge manner; the gas cylinder fixing mechanism comprises a first connecting part, a second connecting part and a third connecting part; one end of the first connecting part is fixedly connected with the upper part of the backup plate, and the other end is fixedly connected with the upper part of the gas cylinder; one end of the second connecting part is fixedly connected with the lower part of the backup plate, and the other end of the second connecting part is fixedly connected with the lower part of the gas cylinder; one end of the third connecting part is fixedly connected with the middle part of the backup plate, and the other end of the third connecting part is fixedly connected with one side of the supporting plate, which is far away from the backup plate; the assembly and the transportation of the gas cylinders can be completed quickly by one worker, so that the labor cost is saved, the working efficiency is improved, and meanwhile, the placement positions among the gas cylinders are ensured to meet the safety standard.

Description

Gas cylinder travelling bogie

Technical Field

The utility model relates to the technical field of workshop conveying devices, in particular to a gas cylinder conveying trolley.

Background

In industrial and mining enterprises, in the process of maintaining mechanical equipment, gases such as oxygen, acetylene, carbon dioxide, propane and the like which are required to be used are stored in a gas cylinder, and the gas cylinder for storing the gases is often required to be assembled, disassembled and transported.

However, the gas cylinder is filled with high-pressure gas, and when the gas cylinder is transported, the gas cylinder cannot be inverted and can not shake greatly, and the whole weight of the gas cylinder is large, and one worker is difficult to move independently, so that the gas cylinder needs to be transported by using a trolley.

The design of current dolly does: the gas cylinder is fixed perpendicularly on the layer board in front of the dolly to rely on the tight pulley that sets up at the layer board rear to drive, with artifical dragging dolly progress, it is comparatively difficult to remove this dolly, takes trouble and is hard, and the gas cylinder of perpendicular fixed is unfavorable for the release of gas, influences the work progress.

Another design of the existing trolley is: the slope is provided with the backup plate on the dolly, again with the gas cylinder slope fixed on the backup plate, although this structural design makes the gas cylinder can incline to place, has solved the problem of release of gas, but because of the weight of gas cylinder is great, a staff hardly lifts up the gas cylinder alone and places on the backup plate, need consume more manpower just can accomplish the loading and unloading of gas cylinder, simultaneously, because the interval distance between the position of placing between all kinds of gases also accords with corresponding standard, prescribe in like colliery safety regulations: various gas cylinders need to be more than 10m from open fire and oxygen is more than 5m from acetylene cylinder, but the design of the existing trolley is not easy for staff to accurately judge the interval distance between various gas cylinders.

Therefore, the loading and unloading of the gas cylinders on the trolley can be more conveniently and rapidly finished while ensuring the safety distance between various gas cylinders and smoothly releasing the gas from the various gas cylinders, so that the loading and unloading of the gas cylinders on the trolley is a main technical problem to be solved by the application.

Disclosure of Invention

The utility model provides a gas cylinder transportation trolley, which aims to solve the problem that a gas cylinder is difficult to assemble and disassemble on the trolley.

The utility model provides a gas cylinder transportation trolley for realizing the purpose, which comprises: comprises a trolley and a gas cylinder fixing mechanism arranged on the trolley; the trolley comprises a leaning plate and a horizontally arranged supporting plate, and one side of the supporting plate is connected with the bottom end of the leaning plate in a hinge manner; the gas cylinder fixing mechanism comprises a first connecting part, a second connecting part and a third connecting part; one end of the first connecting part is fixedly connected with the upper part of the backup plate, and the other end is fixedly connected with the upper part of the gas cylinder; one end of the second connecting part is fixedly connected with the lower part of the backup plate, and the other end of the second connecting part is fixedly connected with the lower part of the gas cylinder; one end of the third connecting part is fixedly connected with the middle part of the backup plate, and the other end is fixedly connected with one side of the supporting plate, which is far away from the backup plate.

In some embodiments, the first connecting portion includes a first clamping groove and two first chains; one ends of the two first chains are respectively and fixedly connected to two sides of the upper part of the backup plate, the other ends of the two first chains are respectively and fixedly connected to two sides of the first clamping groove, and the positions of the two first chains are mutually corresponding; the first clamping groove is clamped at the upper part of the gas cylinder; the second connecting part comprises a second clamping groove and two second chains; one ends of the two second chains are respectively and fixedly connected to two sides of the lower part of the backup plate, the other ends of the two second chains are respectively and fixedly connected to two sides of the second clamping groove, and the positions of the two second chains are mutually corresponding; the second clamping groove is clamped at the lower part of the gas cylinder.

In some embodiments, the third connection comprises two third chains; one ends of the two third chains are respectively and fixedly connected to two sides of the middle part of the backup plate, the other ends of the two third chains are respectively and fixedly connected to two ends of one side, far away from the backup plate, of the supporting plate, and the positions of the two third chains correspond to each other.

In some embodiments, each of the first chain, the second chain and the third chain is provided with a hinge mechanism; each of the first chain, the second chain and the third chain can be folded through the hinge mechanism.

In some of the specific embodiments, three steel wire rope retracting mechanisms are respectively arranged on two sides of the backup plate, and the positions of the three steel wire rope retracting mechanisms correspond to each other; each steel wire rope winding and unwinding mechanism is connected with one hinging mechanism through a steel wire rope.

In some embodiments, the back side of the backup plate is further connected with a universal wheel, a first supporting rod for installing the universal wheel, a fixed wheel and a second supporting rod for installing the fixed wheel.

In some embodiments, the fixed wheel is fixedly connected to the bottom end of the second supporting rod; the top end of the second supporting rod is fixedly connected to the lower part of the rear side surface of the backup plate; the universal wheel is fixedly connected to the bottom end of the first supporting rod; the top of the first supporting rod is fixedly connected to the upper part of the rear side surface of the backup plate.

In some embodiments, the universal wheel is further provided with a brake pad.

In some embodiments, the top of the back plate is vertically provided with a bracket; the top of the bracket is provided with a groove, so that the gas cylinder can be clamped into the groove; handles are also connected to the two sides of the top end of the backup plate.

In some embodiments, a photoelectric sensor for monitoring the parking position of the trolley is also arranged on the backup plate.

The utility model has the beneficial effects that:

one side of the horizontally arranged support plate is connected with the bottom end of the obliquely arranged support plate through a hinge, when the gas cylinder is assembled, the gas cylinder can be vertically placed on the support plate, the upper part and the lower part of the gas cylinder are fixed through the first connecting part and the second connecting part, the gas cylinder is gradually closed towards the direction of the support plate, meanwhile, the support plate is connected with the support plate through the third connecting part, the support plate rotates upwards with the bottom end of the support plate as an axial direction until the support plate is vertical to the support plate, and in the process, the support plate plays a supporting role for the gas cylinder and is firmly fixed on the support plate; by means of the design, a worker can quickly complete assembly of the gas cylinder independently, time for assembling and disassembling the gas cylinder is saved, and labor cost is reduced.

The universal wheels are arranged on the rear side surface of the backup plate, so that the movement of the trolley is smoother, the movement direction of the trolley can be changed easily, and the two fixed wheels are arranged on the rear side surface of the backup plate, so that the stability of the trolley is ensured.

Through setting up photoelectric sensor on the backup plate, make the distance between a plurality of dollies of monitoring that the staff can be timely, guaranteed that the position of placing between all kinds of gases accords with corresponding standard.

Drawings

FIG. 1 is a schematic view of a gas cylinder transport cart according to the present utility model;

FIG. 2 is a schematic view of the assembled gas cylinder of the gas cylinder transport cart according to the present utility model;

FIG. 3 is a rear view of a gas cylinder transport cart of the present utility model;

FIG. 4 is a top view of a gas cylinder transport cart of the present utility model;

FIG. 5 is a schematic view of the structure of a first clamping groove and a second clamping groove of the gas cylinder transportation trolley;

fig. 6 is a schematic structural view of an articulation mechanism of a gas cylinder transport trolley according to the present utility model.

In the attached drawings, 100, a trolley; 110. a backup plate; 111. a wire rope winding and unwinding mechanism; 112. a bracket; 120. a supporting plate; 130. a universal wheel; 131. a brake pad; 140. a first support bar; 150. a fixed wheel; 160. a second support bar; 170. a handle; 200. a gas cylinder fixing mechanism; 210. a first connection portion; 211. a first chain; 212. a first clamping groove; 220. a second connecting portion; 221. a second chain; 222. a second clamping groove; 2221. a riser; 2222. a long slat; 2223. a screw; 2224. a knob; 2225. a clamping plate; 2226. a slide bar; 230. a third connecting portion; 231. a third chain; 240. a hinge mechanism; 241. a rotating block; 242. a rotating shaft; 300. a gas cylinder; 310. right angle ball valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," "axis," "circumferential," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model or simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," "engaged," "hinged," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 6, a gas cylinder transportation cart includes: a trolley 100 and a gas cylinder fixing mechanism 200 provided on the trolley.

The trolley 100 comprises a leaning plate 110 and a horizontally arranged supporting plate 120, wherein one side of the supporting plate 120 is connected with the bottom end of the leaning plate 110 in a hinge manner; the gas cylinder 300 may be vertically placed on top of the pallet 120; the gas cylinder fixing mechanism 200 includes a first connection part 210, a second connection part 220, and a third connection part 230; one end of the first connection part 210 is fixedly connected to the upper part of the backup plate 110, and the other end is fixedly connected to the upper part of the gas cylinder 300; one end of the second connection part 220 is fixedly connected to the lower part of the backup plate 110, and the other end is fixedly connected to the lower part of the gas cylinder 300; one end of the third connection part 230 is fixedly connected to the middle part of the back plate 110, and the other end is fixedly connected to one side of the supporting plate 120 away from the back plate 110.

Specifically, when the trolley 100 is not in use, the supporting plate 120 is in a horizontal state, and a worker can vertically place the gas cylinder 300 on the supporting plate 120 by holding the upper part of the gas cylinder 300 by hand and rolling forward along the ground; the upper part and the lower part of the gas cylinder 300 are connected with the upper part and the lower part of the backup plate 110 through the first connecting part 210 and the second connecting part 220, and under the action of the first connecting part 210 and the second connecting part 220, the body of the gas cylinder 300 is pulled to be close to the direction of the backup plate 110 until the body of the gas cylinder 300 leans against the backup plate 110; meanwhile, the third connecting part 230 connects one side of the supporting plate 120 far away from the backup plate 110 with the middle part of the backup plate 110, under the action of the third connecting part 230, the supporting plate 120 rotates upwards by taking the bottom end of the backup plate 110 as an axis until the supporting plate 120 is perpendicular to the backup plate 110, in the rotating process of the supporting plate 120, the whole process plays a supporting role for the bottom of the gas cylinder 300, the gas cylinder 300 cannot be firmly fixed due to the overweight of the gas cylinder 300, and the first connecting part 210 and the second connecting part 220 cannot be used for firmly fixing the gas cylinder 300, so that the gas cylinder 300 slides from the trolley 100, and meanwhile, the gas cylinder 300 is obliquely fixed on the backup plate 110, so that the release of gas in the gas cylinder 300 is more facilitated.

In some embodiments of the present utility model, the first connection portion 210 includes a first clamping groove 212 and two first chains 211; one end of each of the two first chains 211 is fixedly connected to two sides of the upper part of the backup plate 110, the other end of each of the two first chains 211 is fixedly connected to two sides of the first clamping groove 212, and the positions of the two first chains 211 correspond to each other; the first clamping groove 212 is clamped at the upper part of the gas cylinder 300; the second connection part 220 includes a second clamping groove 222 and two second chains 221; one end of each of the two second chains 221 is fixedly connected to two sides of the lower portion of the back plate 110, the other end of each of the two second chains 221 is fixedly connected to two sides of the second clamping groove 222, and positions of the two second chains 221 correspond to each other; the second clamping groove 222 is clamped at the lower part of the gas cylinder 300.

It should be noted that, referring to fig. 5, the structure of the first card slot 212 and the second card slot 222 includes a vertical plate 2221 and long strip plates 2222 disposed on two sides of the vertical plate 2221, the two long strip plates 2222 are fixedly connected on the left and right sides of the vertical plate 2221 respectively, a screw rod 2223 is screwed on the outer side surface of the long strip plates 2222, a knob 2224 is disposed at the outer side end of the screw rod 2223, the other end of the screw rod 2223 penetrates through the long strip plates 2222, a clamping plate 2225 is rotatably connected at the inner side end of the screw rod 2223 through a ball bearing, a plurality of sliding rods 2226 are disposed on one side of the clamping plate 2225 close to the long strip plates 2222, and the other end of the sliding rod 2226 penetrates through the long strip plates 2222; the worker rotates the knob 2224 to move the inner end of the screw 2223 in a direction away from the long strip 2222, and the slide bar 2226 and the ball bearing pass through to ensure that the clamping plate 2225 moves in a direction away from the long strip 2222 while not rotating together with the screw 2223 until the clamping plates 2225 at the left and right sides clamp the gas cylinder 300, thereby fixedly connecting the first clamping groove 212 and the second clamping groove 222 to the upper and lower parts of the gas cylinder 300.

In some embodiments of the present utility model, the third connection part 230 includes two third chains 231; one ends of the two third chains 231 are respectively and fixedly connected to two sides of the middle part of the backup plate 110, the other ends of the two third chains 231 are respectively and fixedly connected to two ends of one side, far away from the backup plate 110, of the supporting plate 120, and positions of the two third chains 231 correspond to each other.

In some embodiments of the present utility model, each of the first chain 211, the second chain 221 and the third chain 231 is provided with a hinge mechanism 240; each of the first chain 211, the second chain 221 and the third chain 231 may be folded over by a hinge mechanism 240.

In some embodiments of the present utility model, referring to fig. 6, each hinge mechanism 240 includes two rotating blocks 241 and a rotating shaft 242, a through hole is formed at the top of each rotating block 241, the through holes on the two rotating blocks 241 are placed in a corresponding overlapping manner, the rotating shaft 242 is passed through the through holes on the two rotating blocks 241 in a overlapping manner, the two rotating blocks 241 are connected, and the two rotating blocks 241 can rotate around the rotating shaft 242; the hinge mechanism 240 may be folded at least 180 ° so that each of the first chain 211, the second chain 221 and the third chain 231 may perform a desired folding task through the hinge mechanism 240.

In some embodiments of the present utility model, three wire rope winding and unwinding mechanisms 111 are further disposed on two sides of the backup plate 110, and the positions of the wire rope winding and unwinding mechanisms are corresponding to each other; each wire rope reel 111 is connected to one hinge mechanism 240 by a wire rope, respectively.

Specifically, the wire rope winding and unwinding mechanisms 111 on the left and right sides of the top are respectively connected with the hinge mechanisms 240 on the two first chains 211 through wire ropes, the wire ropes are retracted under the action of the wire rope winding and unwinding mechanisms 111 on the top, and the hinge mechanisms 240 on the first chains 211 move downwards with the connection point of the first chains 211 and the backup plate 110 as the axial direction until the hinge mechanisms 240 on the first chains 211 are attached to the backup plate 110; the wire rope winding and unwinding mechanisms 111 on the left and right sides of the bottommost are respectively connected with the hinging mechanisms 240 on the two second chains 221 through wire ropes, the wire ropes are retracted under the action of the wire rope winding and unwinding mechanisms 111 on the bottommost, and the hinging mechanisms 240 on the second chains 221 move downwards with the connection points of the second chains 221 and the backup plates 110 as the axial directions until the hinging mechanisms 240 on the second chains 221 are attached to the backup plates 110; the wire rope winding and unwinding mechanisms 111 on the left side and the right side in the middle are respectively connected with the hinging mechanisms 240 on the two third chains 231 through wire ropes, the wire ropes are wound up under the action of the wire rope winding and unwinding mechanisms 111 in the middle, and the hinging mechanisms 240 on the third chains 231 move upwards by taking the connection point of the third chains 231 and the backup plate 110 as an axial direction until the hinging mechanisms 240 on the third chains 231 are attached to the backup plate 110; so that the gas cylinder 300 is placed against the leaning plate 110, and the supporting plate 120 is folded upwards at the same time to always support the gas cylinder 300.

In some embodiments of the present utility model, the rear side of the back plate 110 is further connected with a universal wheel 130, a first support bar 140 for installing the universal wheel 130, a fixed wheel 150, and a second support bar 160 for installing the fixed wheel 150.

Wherein, the two fixed wheels 150 are respectively and fixedly connected to the bottom ends of the two second support rods 160; the top ends of the two second support rods 160 are fixedly connected to the lower parts of the rear sides of the back plates 110, respectively; the universal wheel 130 is fixedly connected to the bottom end of the first supporting rod 140; the top end of the first support bar 140 is fixedly coupled to the upper portion of the rear side of the back plate 110.

Specifically, the universal wheels 130 are installed at the upper part of the rear side surface of the backup plate 110 through the first support rods 140, so that stronger steering capability is provided for the operation of the trolley 100, and the operation of the trolley 100 is ensured to be smoother; meanwhile, the two fixed wheels 150 are installed in parallel at the lower part of the rear side of the back plate 110 through the second support bar 160, and the two fixed wheels 150 and one universal wheel 130 form a triangle structure, thereby ensuring the stability of the trolley 100 during operation.

It should be noted that, in order to enhance stability of the cart 100, the first supporting rod 140 connecting the backup plate 110 and the universal wheel 130 is in an inverted triangle structure, the universal wheel 130 is connected to the bottom end of the first supporting rod 140, and the top ends of the first supporting rods 140 are respectively connected to two sides of the upper portion of the rear side surface of the backup plate 110.

In some embodiments of the present utility model, the universal wheel 130 is further provided with a brake pad 131, and the universal wheel 130 can be locked by the brake pad 131, so that when the trolley 100 is moved to a designated place, the position of the trolley 100 is fixed, and the trolley 100 is prevented from sliding.

In some embodiments of the present utility model, the top of the back plate 110 is vertically provided with a bracket 112; the top of the bracket 112 is provided with a groove into which the gas cylinder 300 can be clamped; handles 170 are also attached to both sides of the top end of the back plate 110.

Specifically, by arranging the groove at the top of the bracket 112, the bracket 112 is in a concave shape, the concave part of the concave shape on the bracket 112 is opposite to the bottle mouth of the gas bottle 300, and the width of the concave part is slightly larger than that of the bottle mouth of the gas bottle 300, so that the bottle mouth of the gas bottle 300 can be clamped into the concave part on the bracket 112, the gas bottle 300 is further fixed, and the gas bottle 300 is prevented from shaking on the backup plate 110; meanwhile, the outer walls of the handles 170 arranged on the two sides of the top end of the backup plate 110 are wrapped with an anti-slip sleeve, and the anti-slip sleeve can be made of materials with larger friction coefficients such as rubber, so that the friction force of the handles 170 is increased, and the hands of workers are prevented from being taken off when the trolley 100 is moved.

In some embodiments of the present utility model, a photoelectric sensor for monitoring the parking position of the cart is further provided on the back plate 110.

Specifically, the photoelectric sensor is an infrared correlation photoelectric sensor, can monitor the safety distance between the gas cylinders 300 for storing various gases such as oxygen, acetylene and the like in real time during working, and can give an alarm to remind, so that the placement positions among various gases can be ensured to meet corresponding specifications; meanwhile, the photoelectric sensor can be arranged at the position without excessive shielding on the trolley 100 such as the top of the backup plate 110, the end part of the handle 170 or the side surface of the bracket 112.

In some embodiments of the present utility model, the top of the cylinder 300 is also provided with a right angle ball valve 310.

Specifically, the right-angle ball valve 310 is used for replacing the spiral air release valve originally arranged at the top of the air bottle 300, so that a worker can release air without screwing the valve round by round, and the labor intensity of the worker is reduced.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "examples," "particular examples," "one particular embodiment," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The present utility model is not limited to the above preferred embodiments, and any person skilled in the art, within the scope of the present utility model, may apply to the present utility model, and equivalents and modifications thereof are intended to be included in the scope of the present utility model.

Claims (10)

1. A gas cylinder transportation trolley, comprising: the device comprises a trolley and a gas cylinder fixing mechanism arranged on the trolley;

the trolley comprises a leaning plate and a horizontally arranged supporting plate, and one side of the supporting plate is connected with the bottom end of the leaning plate in a hinge manner;

the gas cylinder fixing mechanism comprises a first connecting part, a second connecting part and a third connecting part;

one end of the first connecting part is fixedly connected with the upper part of the backup plate, and the other end of the first connecting part is fixedly connected with the upper part of the gas cylinder;

one end of the second connecting part is fixedly connected with the lower part of the backup plate, and the other end of the second connecting part is fixedly connected with the lower part of the gas cylinder;

one end of the third connecting part is fixedly connected with the middle part of the backup plate, and the other end of the third connecting part is fixedly connected with one side, away from the backup plate, of the supporting plate.

2. The gas cylinder transport cart of claim 1, wherein the first connection portion comprises a first clamping groove and two first chains;

one ends of the two first chains are respectively and fixedly connected to two sides of the upper part of the backup plate, the other ends of the two first chains are respectively and fixedly connected to two sides of the first clamping groove, and the positions of the two first chains are mutually corresponding;

the first clamping groove is clamped at the upper part of the gas cylinder;

the second connecting part comprises a second clamping groove and two second chains;

one ends of the two second chains are respectively and fixedly connected to two sides of the lower part of the backup plate, the other ends of the two second chains are respectively and fixedly connected to two sides of the second clamping groove, and the positions of the two second chains are mutually corresponding;

the second clamping groove is clamped at the lower part of the gas cylinder.

3. The gas cylinder transport cart of claim 2, wherein the third connection comprises two third chains;

one ends of the two third chains are respectively and fixedly connected to two sides of the middle of the backup plate, the other ends of the two third chains are respectively and fixedly connected to two ends of one side, far away from the backup plate, of the supporting plate, and the positions of the two third chains correspond to each other.

4. A gas cylinder transportation trolley according to claim 3, wherein each of the first chain, the second chain and the third chain is provided with a hinge mechanism;

each of the first chain, the second chain and the third chain can be folded through the hinge mechanism.

5. The gas cylinder transportation trolley according to claim 4, wherein three steel wire rope retracting mechanisms are respectively arranged on two sides of the backup plate, and the positions of the three steel wire rope retracting mechanisms correspond to each other;

each steel wire rope winding and unwinding mechanism is connected with one hinging mechanism through a steel wire rope.

6. The gas cylinder transportation trolley of claim 1, wherein the back side of the backup plate is further connected with a universal wheel, a first support rod for installing the universal wheel, a fixed wheel and a second support rod for installing the fixed wheel.

7. The gas cylinder transport trolley of claim 6, wherein the fixed wheel is fixedly connected to the bottom end of the second support bar;

the top end of the second supporting rod is fixedly connected to the lower part of the rear side surface of the backup plate;

the universal wheels are fixedly connected to the bottom ends of the first supporting rods;

the top end of the first supporting rod is fixedly connected to the upper portion of the rear side face of the backup plate.

8. The gas cylinder transport cart of claim 7, wherein the universal wheel is further provided with a brake pad thereon.

9. The gas cylinder transportation trolley of claim 1, wherein a bracket is vertically provided on top of the backup plate;

the top of the bracket is provided with a groove, and a gas cylinder can be clamped into the groove;

handles are further connected to two sides of the top end of the backup plate.

10. The gas cylinder transport cart of claim 1, wherein the back plate is further provided with a photoelectric sensor for monitoring a cart parking position.

Images